Como identificar um drone à noite? 11 métodos diferentes para usar em 2023

Drones are becoming increasingly popular for various purposes, from aerial photography to recreational flying. Yet, spotting a drone at night can be a real challenge as drones can be smaller than a human hand or as big as a vehicle.

This is why it's important to know how to spot a drone at night because if you don't, they could get away with spying on you. If someone is spying on you or your family, then you should act upon it immediately and take precautions to ensure your privacy stays intact.

You have all the right in the world to be concerned about being spied upon, so you should arm yourself with knowledge of how to spot a drone at night, whether it's near your bedroom window or anywhere else.

In this article, I'll provide some helpful tips on how to detect and identify these unmanned aerial vehicles at night.

Relacionado: What are Night Vision Drones? Where are they used?

11 Ways To Spot a Drone at Night

As discussed above, we can spot a drone at night very easily in multiple ways.

Understanding Drone Flight Patterns

When trying to spot a drone at night, it's essential to understand their flight patterns. Familiarizing myself with how drones maneuver can help me identify them in the dark sky. Let's talk about some of the typical flight patterns and characteristics to look for when trying to spot a drone at night.

The first thing I notice is their hovering capability. Most drones can hold their position in the air with impressive steadiness. If I see an object hovering without much movement, there's a good chance it could be a drone.

Sudden changes in direction are another sign that I might be looking at a drone. Unlike airplanes, drones can easily make abrupt turns and shifts in their course. If I observe an object making quick, sharp movements, it's likely not an airplane or a bird.

Additionally, a drone's flight altitude is typically much lower than that of an airplane. Drones generally fly below 400 feet, as per FAA regulations. If I see an object flying at a lower altitude than a commercial aircraft, it might be a drone.

Moreover, drones usually follow certain autopilot patterns, such as:

• Straight-line paths with fixed waypoints
• Rectangular patterns around a specific area
• Orbiting or circling points of interest

Recognizing these patterns can also help me determine whether I'm observing a drone or some other aerial object.

O speed of the drones varies depending on the model, and some are more agile than others. The table below shows some popular drone models and their speed range:

modelo de drone	Speed Range (mph)
DJI Phantom 4 Pro	20 - 45
DJI Mavic 2 Pro/Zoom	20 - 44
Autel Robotics EVO II	20 - 45
Papagaio Anafi EUA	15 - 33

If I can estimate the speed of the observed object and it falls within the range of common drone models, it might be a clue.

Lastly, let's not forget about the drone's lights. Many drones have LED lights to help pilots with orientation and visibility. These lights might be solid or blinking, and their color can vary. Spotting these lights can make it much easier to identify a drone in the night sky.

By keeping these flight patterns and characteristics in mind, I can better spot drones when they’re flying at night.

Recognizing Drone Sounds

One key skill when spotting a drone at night is recognizing drone sounds. Let's dive into the different kinds of sounds drones can make and ways to identify them in the darkness of the night.

Drones, especially consumer models, emit distinct, easily distinguishable sounds. Most of these sounds are produced by the drone's motors and propellers. Here's a quick summary of what you can listen for:

• High-pitched whirring or buzzing: This sound, often compared to a swarm of bees, is a key characteristic of drones.
• Variations in pitch: When a drone is changing altitude or direction, the motors might rev up, causing the pitch to vary.
• Low rumble: Usually a sign that a larger drone is in the area. However, this sound could be mistaken for background noise like traffic at times.

Being able to discern these distinct sounds can be quite helpful in spotting a drone at night. But what's the typical noise level of drones? Here are some approximate sound levels based on drone size:

Drone Size	Approximate Sound Level (dB)
Small (<2 kg)	60-75 dB
Medium (2-25 kg)	75-85 dB
Large (>25 kg)	85-100 dB

To put these numbers in perspective, a normal conversation typically measures around 60 dB, while a lawn mower falls into the 80 dB range. Keep in mind that these values are approximate and can vary depending on drone model and environment.

In addition to these tips, consider being aware of the following factors that can affect the ability to recognize drone sounds:

• Environment: Drone sounds might be harder to detect in noisy areas or windy conditions, as the noise can be masked by other sounds in the environment.
• Distance: The further you are from the drone, the harder it is to hear its sounds.
• Drone model: Some drones have a quieter operation than others, making them more challenging to spot at night by sound alone. Manufacturers are making efforts to reduce noise, so new models may be designed to be quieter than their predecessors.

Even though it's not foolproof, improving your ability to recognize drone sounds will help you spot these devices at night. Keep these sound characteristics and factors in mind the next time you venture into the darkness looking for drones.

Spotting Drone Lights and Markings

One key aspect in successfully spotting drones at night involves recognizing the distinct lights and markings they display. Drones have several types of lights that aid in both their operation and visibility. These lights help differentiate them from helicopters, airplanes, and other flying objects.

Luzes de navegação are found on most commercial drones. They're designed to make it easier for pilots to understand the drone's orientation while flying. Typically, these lights follow a standard color pattern:

• Red light – left side
• Green light – right side
• White light – tail

Drones also usually have one or more strobe lights. These lights, which serve multiple purposes, can vary in color and blink with a varying pattern. The primary function of strobe lights is to help users see their drones in low-light conditions, making them highly beneficial during nighttime flights.

Moreover, some drones are equipped with LED light strips that can be customized to display various colors or patterns. These lights add an extra layer of identification for drone enthusiasts, as they can program their devices to have unique appearances.

It's important to note that certain drones may have specific markings and symbols depending on the manufacturer or model. Familiarizing yourself with the most common markings can assist in properly identifying them during night flights.

To make spotting drones at night even easier, remember the following tips:

• Compare the drone's navigational lights to a typical airplane or helicopter’s lighting. This will help in differentiating between different objects in the sky.
• Pay attention to the blinking pattern and frequency of the strobe lights, as this may indicate whether it's a drone or another flying object.
• Look for LED light strips or additional unique light patterns that may signify a drone.
• Use binoculars or other aids to better discern the markings and symbols on the drone, which can help identify the manufacturer or model.

By following these suggestions and staying aware while observing the night sky, you'll increase your chances of successfully spotting drones. Just make sure you're respecting the privacy of drone pilots and adhering to local laws and regulations when observing these fascinating devices.

Using Night Vision and Thermal Imaging

When it comes to spotting a drone at night, night vision and thermal imaging devices can be your best allies. In this section, I'll guide you through the basics of these technologies and how they can be used to detect drones in the dark.

Visão nocturna devices work by amplifying the available ambient light, making it possible for us to see better in low light conditions. There are two main types of night vision technology: image intensification and active illumination.

Image intensification relies on a special tube to amplify the existing light, such as moonlight or starlight, to create a visible image. On the other hand, active illumination involves emitting infrared light and detecting the reflections to create an image.

Some of the key advantages of using night vision to spot drones at night include:

• Enhanced visibility in low light conditions
• Can be used with a variety of devices, like cameras and binoculars
• Generally more affordable than thermal imaging devices

However, there are some limitations to night vision:

• Ineffective in complete darkness
• Can be affected by fog, smoke, and other atmospheric changes
• Performance may decline in overly bright conditions

Termografia, as the name suggests, detects the heat emitted by objects, making it a useful tool for spotting drones that generate heat during operation. This technology is based on the principle that all objects emit a certain amount of infrared energy due to their temperature.

When using thermal imaging devices to spot drones, their heat signatures will stand out against the cooler background, making detection easier, even in complete darkness. There are two main types of thermal imaging devices: cooled and uncooled. Cooled devices are more sensitive and can detect temperature differences as little as 0.1°C, while uncooled devices are less sensitive but generally more affordable.

Advantages of thermal imaging for drone detection include:

• Not dependent on ambient light
• Effective even in complete darkness
• Less affected by atmospheric changes (e.g., fog and smoke)

Limitations to consider when using thermal imaging:

• Higher cost compared to night vision devices
• Can be affected by factors like the drone's materials and paint
• Some drones may emit minimal heat, making them harder to detect

In summary, both night vision and thermal imaging devices can be valuable tools for spotting drones at night. Keep in mind the advantages and limitations of each technology and remember that combining different detection methods can improve your chances of successful drone spotting.

Leveraging Mobile Apps

In today's tech-driven world, mobile apps have made it easier than ever to spot drones at night. As a seasoned drone enthusiast, I've come across several apps that can help in detecting these flying machines, even under the cover of darkness. Here's a rundown of a few popular mobile apps that can assist you in identifying drones during your nighttime ventures:

• DroneWatcher APP: This app detects and monitors the presence of nearby drones. Its features include real-time alerts and a drone frequency scanner. Compatible with both iOS and Android devices, DroneWatcher APP provides a simple way to keep tabs on drones in your vicinity.
• Dark Sky Finder: Although not specifically designed for spotting drones, Dark Sky Finder helps users locate areas with minimal light pollution, making it easier to observe drones against the night sky. Available on iOS devices, this app can be a useful tool in your search for drones at night.
• ADS-B Receiver: ADS-B (Automatic Dependent Surveillance – Broadcast) is a technology used by aircraft, including certain drones, to broadcast their location. With an ADS-B Receiver app, you can track the flight paths of nearby aircrafts and potentially identify drones around you. There are several ADS-B receiver apps available on iOS and Android platforms.

It's essential to familiarize yourself with these apps and their features to get the most out of your drone-spotting experience. Before getting started, make sure to:

• Check compatibility: Confirm that the app is available for your device and operating system.
• Read reviews: Look for user feedback to gauge the reliability and performance of the app.
• Understand limitations: Not all apps may work in every location or situation, so be aware of any restrictions that might apply.

Additionally, combining the use of these apps with other drone-spotting techniques, such as visual observation and listening for distinctive sounds, can improve your chances of success.

To sum it up, leveraging the power of mobile apps can help you spot drones at night effectively. By using a combination of methods, you'll be well on your way to becoming a skilled drone tracker. Remember to stay vigilant and make the most of available technology to enhance your nighttime drone-spotting adventures.

Observing Unusual Wildlife Behavior

One way to spot a drone at night is by observing unusual wildlife behavior. Many animals possess heightened senses and are more sensitive to disturbances in their natural environment. As drones often emit sounds and lights that can disrupt wildlife, animals may react differently to the presence of these flying devices.

When observing wildlife behavior, it's important to keep three main factors in mind:

• Changes in sound patterns: I've noticed that many animals, such as birds and insects, significantly alter their sounds when a drone is nearby. For example, the usual evening chorus of crickets might suddenly become quieter or even stop entirely.
• Unusual animal movements: The presence of a drone can cause animals to move in unexpected ways. This might include sudden bursts of activity or erratic flight patterns in birds. I've seen deer run off in a panic when a drone approaches their territory.
• Agitated behavior: It's not uncommon for animals to display signs of agitation when a drone is near. You may notice creatures like bats dive bombing or small mammals scurrying about in distress.

Here are some other specific examples of wildlife reactions to drones:

• Bats seem to be particularly affected by drones. They might exhibit swarming behavior by flying in tight circles or diving at the drone.
• Birds often display evasive maneuvers or adopt defensive postures when they sense a drone in their territory.
• Some larger animals, like deer, may freeze or exhibit aggressive behavior in response to drones.

To better spot a drone at night, try the following:

• Find a quiet, dark spot where you can focus on listening to the sounds of nature.
• Look for sudden changes in animal activity, like birds taking flight or sudden silences.
• Train your eyes to pick up on unusual movements, such as erratic flying or ground-dwelling animals behaving unusually.
• Pay close attention to the sky to detect any unexpected light patterns or flying devices.

Remember, nighttime wildlife behavior can be a valuable indicator of nearby drones. By paying attention to the reactions of animals and their surroundings, you'll have a better chance of spotting a drone at night.

Becoming Familiar with Common Drone Models

To spot a drone at night, it's crucial to become familiar with common drone models. By knowing their shape and lighting patterns, you'll be more prepared to identify them in the evening sky. I'll outline some of the most popular drone models you should be familiar with:

• DJI Fantasma: Recognizable for its white, rounded design, the DJI Phantom series is one of the most widely used consumer drones. They typically have bright LED lights on the bottom of each arm, making them easier to spot at night.
• DJI Inspire: With its sleek, transformable shape and retractable landing gear, the DJI Inspire is another popular choice among drone enthusiasts. Like the Phantom series, it also comes with LED lights on the bottom of its arms, providing visibility during nighttime flight.
• DJI Mavic: The DJI Mavic series is known for its compact, foldable design. They usually have red and green LEDs on the frontal arms, while the rear arms are equipped with white lights, making them visible at night.
• Yuneec Typhoon: With a hexacopter design, the Yuneec Typhoon stands out from other consumer drones. It comes with front and rear LED lights that provide excellent visibility in low light conditions.

Here's a table summarizing the lighting patterns on the common drone models mentioned above:

modelo de drone	Front Lights	Rear Lights
DJI Fantasma	Red/Green LEDs	White/Red LEDs
DJI Inspire	Red/Green LEDs	White/Red LEDs
DJI Mavic	Red/Green LEDs	White LEDs
Yuneec Typhoon	White/Red LEDs	White/Red LEDs

In addition to familiarizing yourself with these popular drone models, consider these tips to help spot them at night:

• Look for blinking patterns: Many drones have unique LED blinking patterns that may signify their flight status or serve as a warning to nearby pilots.
• Ouça o ruído: Drones often emit a distinctive humming or buzzing sound when in flight. This can be helpful in locating them in the dark.
• Use binoculars or a telescope: Enhanced optics can be helpful in detecting flying objects at a distance.

By understanding the various drone models and their unique features, you'll improve your chances of detecting a drone at night. Keep in mind that newer models and customizations might alter a drone's appearance or lighting scheme, so stay informed about new drone releases and the latest features. This knowledge will help you recognize drones with greater ease and accuracy during nighttime flight.

Using Binoculars and Telescopes

Spotting a drone at night can be a challenge, but I've found that utilizing binoculars and telescopes can make the task much easier. In this section, I'll explain the benefits of using these tools and provide you with some tips on how to maximize their effectiveness.

When it comes to spotting drones at night, your choice of binoculars and telescopes is crucial. Here are a few key features to look for:

• Magnification power: Ideally, you should be using equipment with at least 8x magnification for detecting drones in the sky.
• Field of view: A wide field of view will make scanning the sky much easier and allow you to cover more ground in less time.
• Low light performance: Equipment with great low light performance is essential for night-time drone spotting.

Tip: I've found that using a telescope with a large aperture, such as 100mm or greater, can improve your ability to spot drones at night.

Now that you know what to look for in binoculars and telescopes, let's discuss some techniques to maximize their effectiveness:

1. Use a tripod: I cannot overstate the importance of using a tripod when scanning the sky with binoculars or telescopes. A shaky image will make it nearly impossible to detect any movement or identify a drone.
2. Choose an appropriate location: Finding the right spot with minimal light pollution is essential for night-time drone spotting. Ambient light can make detecting drones more difficult, so try to find an area away from city lights or other sources of light.
3. Practice makes perfect: The more you practice using your binoculars and telescopes, the better you'll become at spotting drones. Over time, your eyes will adapt to the darkness and you'll be able to spot drones more efficiently.

Magnification power	Field of view	Low light performance
At least 8x	Wide	Great

During my drone-spotting excursions, I've found that methodically scanning the sky is the most effective way to locate drones. Start by dividing the sky into sections and scan each one systematically. I find that beginning at the horizon and gradually moving the binoculars up toward the zenith works best for me. Also, keep in mind that drones might not always be flying at a constant speed. Be prepared for sudden movements and changes in direction as you scan the sky.

In summary, being equipped with the right binoculars or telescope and utilizing effective scanning techniques will significantly improve your ability to spot drones at night. Happy drone spotting!

Ler: Como pilotar um zangão à noite nos EUA? | FAA Guidelines (2023)

Track The Radio Frequencies

Another and the best way to spot a drone at night is by tracking its radio frequencies because they always emit radio signals. The drone's live feed is usually on a far-end radio frequency, and you need some equipment such as an anti-drone radio frequency detector to track it.

The radio waves emitted by the drone will start at very low and go on increasing in range, finally disappearing when the drone stops. If you want to track a drone with this method, you need to keep moving around and try every angle possible.

Keep in mind that if you decide to use a detector online or from a store, then it might not detect the drone because some drones also come with radio frequency jammers installed in them.

Infrared Light Motion Detection

Another way to spot a drone at night is by using infrared motion detectors installed in the area. Although this method is not very common, it can be very effective.

Anyone who uses a drone for spying purposes will surely come equipped with infrared illuminators, and this is the only source you can see when using infrared detectors.

Most of the time, if a real-time video feed is unavailable, then infrared illuminators are also mounted. They are used to send information back to the user's end or camera, allowing them to see in dark areas which are normally not visible to the human eye.

If you can spot an infrared illuminator source, you can be sure for sure that someone is using a drone at night. If you don't want to buy the equipment on your own, then there are many security companies that can help you with it, and even some of them do this as a service.

Use Acoustic Sensors

If your environment is typically quiet at night, acoustic sensors may be used to detect drones. Although acoustic sensors are costly, they offer certain benefits over the systems we previously discussed.

The major advantage of acoustic sensors is that they can detect drones that lack communication signals and don't reflect signals properly.

Almost all drones make noises while flying, so acoustic sensors may spot any spy drone. Even the quietest drones will be noticed when their propellers start turning. Acoustic sensors are able to detect drones and tell what they are. They can do this by listening to their sound of them.

They are able to distinguish between drone-generated noises and other sounds, so they are exceptionally unlikely to issue false alarms.

Leia também: Alcance do drone: descubra até onde um drone pode voar?

What a Drone Can See From Far Away?

Different drones come with different camera qualities, which means that every drone has a different spying capacity, which depends upon the quality of the drone camera.

Many drone cameras come with cameras that can only capture things in close contact, whereas other drones can have optical zoom lenses, which help the user to capture pictures from far away. But, only the quality matters. For example, DJI Mavic 2 Pro, which comes with a telescopic lens, can capture images from far away.

The basic thing that needs to be known is that what the drone camera captures mostly depends on the quality of its image sensor. Almost all drones come equipped with one or two cameras, but if you want to see anything clearly, then you need a high-quality optical telescope lens.

Most drones can take clear pictures from just 10 feet away, but sometimes they can work accurately up to 30 or more feet. The most important thing you need to know is that the quality of the camera matters, not its scope.

What To Do If You Spot a Drone

So you've spotted a drone at night, and you're wondering what to do next. Don't worry; I'll guide you through the steps to ensure that you can handle the situation appropriately.

First and foremost, don't panic. It's natural to feel uneasy when you spot a drone hovering around your property, but it's important not to let that fear cloud your judgment. Remain calm and collected as you assess the situation.

Next, observe the drone's behavior. Is it flying too close to your home, invading your privacy, or causing any potential harm? If it's merely passing by harmlessly, you might not need to take any further action. But if it's causing a disturbance or breach of privacy, it's time to take action.

Here are some options to consider when dealing with a drone:

• Document the incident: Gather as much information as you can. Record videos, take photos, and note down the date, time, location, and drone appearance. This makes it easier when reporting to authorities or pursuing legal action if necessary.
• Contact the operator: If you can locate the person controlling the drone, calmly discuss your concerns and politely request that they cease their activity. Sometimes, a simple conversation can resolve the issue amicably.
• Notify local law enforcement: If the drone operator is uncooperative or you can't locate them, contact your local law enforcement agency. They may be able to help you identify the operator or advise you on the next steps to take.
• Seek legal counsel: If you feel your privacy has been violated, consult with an attorney who specializes in privacy law. They will help you understand your rights and the potential legal remedies available to you.

Remember that not all drones are a threat. Some people use them for recreational purposes or legitimate business operations, such as aerial photography or land surveying. In most cases, their presence poses no harm or danger. However, if you believe that a drone is invading your privacy, interfering with your daily life, or posing a safety risk, it's essential to handle the situation responsibly and legally.

Below are a few reminders for addressing drone-related concerns:

• Stay calm and composed
• Assess the drone's behavior
• Document necessary information
• Approach drone operators respectfully if possible
• Engage local law enforcement or legal counsel if needed

Following these steps, you'll be well-equipped to handle a suspected intrusive drone at night, safeguarding your peace of mind and ensuring the responsible use of drone technology.

Conclusão

Never forget that no matter how many things you've checked, drones can still be there. It is a good idea to use drones for many purposes, but at the same time, you must ensure your privacy as well.

So always keep in mind that one successful way to spot a drone is by intercepting radio signals emitted from it. Use detectors and jammers if needed and stay safe. Let us all hope for a better world where we can live without fear and with trust.

Don't forget to share this article with your friends and family. Stay safe. Thank you for taking the time to read this post. I hope that it has clarified things about drones for you and, if necessary, will help you in the future.