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Many people are curious about this asteroid that is about to fly by the Earth, and they especially want to know why the estimated time is the beginning of May, in fact, the answer is very simple, it is based on long-term observation of the planet and the calculation of its trajectory and speed, because the research and calculation work is very rigorous, so the estimated time is very accurate.
1. The estimated time is a scientific judgment based on long-term observation of the planets
People's understanding of the planet is constantly improving, as people have observed and studied the planet more and more deeply in recent years, for such a newly discovered planet, scientists will pay special attention to this planet, because the planet will pass the earth in the process of motion, in order to protect the safety of the planet, scientists will make long-term observations of the planet, in order to determine its danger, if necessary, to take measures in advance.
2. The estimated time is based on the trajectory of the planets**
The planet is constantly moving forward, so according to its position at different times, people can rehearse the trajectory of the planet's motion through observation, so as to accurately judge the direction of the asteroid's future motion, whether it will threaten the safety of the earth, and calculate the height and distance when it passes the earth according to the trajectory.
3. The scheduled time is calculated based on the speed of the asteroid
Asteroids fly at high speed in the universe, people can observe the speed of asteroid flight with the help of modern scientific and technological means, once the speed is determined, combined with people's judgment of the asteroid's trajectory, they can calculate the current position of the asteroid through the construction of mathematical models, and the time it takes to fly to the earth, it is based on these conditions that people calculate the approximate time of the asteroid passing over the earth in early May.
With the continuous development of science and technology and the deepening of people's understanding of the universe, it is not difficult to calculate when an asteroid will pass the earth, so I think it is very credible for scientists to start the time period of early MayBecause this is calculated based on the trajectory and velocity of the asteroid.
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Because we humans have all the knowledge of basic physics, we know the celestial bodies very well, and we will have this prediction after calculation, which is actually science.
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Because each star has its own fixed trajectory, scientists can lock the trajectory of the planet and calculate the time to reach the Earth through rigorous data calculations.
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I think there will be such a prediction, and it must be based on the time and speed of its calculation, which is why there is this expected result in early May.
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Preface: Many people are very fond of astronomy, and someone has discovered through a celestial telescope that an asteroid is flying towards the Earth, and this asteroid may fly by the Earth on February 4, which is also the first near-Earth asteroid in 2022. This asteroid was discovered on January 21, the diameter is almost half a football field the size, and the distance between the earth is about 340,000 kilometers, this asteroid will pass by the earth, will not cause any danger to the earth, if you like to observe, you can also buy a telescope on February 4 to observe this little star, many people are also full of curiosity about this asteroid, and this time is not a specific time, just an approximation.
The asteroids in the universe are very far away, and the earth is also very far away, and this small star is the closest to the earth in history, and it is currently flying in the direction of the earth, and the international has also set a number for this asteroid, the asteroid's number is 2022aa, 2022 is the year of the discovery of the small star, a represents the time of discovery, that is, January, and the second a represents, this is the first time that human beings have discovered an asteroid at close range, and this number is also very meaningful. <>
If you want to observe, you can choose to pay attention to the asteroid on February 4th, and the professional staff has estimated that the asteroid will not have any impact on the earth, so you can observe it with complete confidence. Many countries have also set up special observation platforms to track and observe the asteroid this time, which shows that everyone is very concerned. <>
Many people who like astronomy are also very surprised by this information, which is also the first asteroid to pass over the earth, so everyone will feel very surprised. At present, the time of the small star-seeking month is also estimated, not a specific time, if you want to know the specific time, it is best to keep an eye on the dynamics, so that you will not miss it.
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According to reports, the International Minor Planet Center has numbered it 2022 AA. The asteroid is expected to pass by Earth on February 4, the first near-Earth asteroid to be discovered worldwide in 2022, and we are all looking forward to its arrival.
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According to news reports, the asteroid is expected to fly by the Earth on February 4, 2022, and you can follow the news for specific details.
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The asteroid may fly by the Earth in February and have no impact on the Earth.
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This asteroid will not frighten people, but it may not bring surprises either, because it is unlikely that the asteroid will collide with the Earth at the moment, but there will still be many unknown factors before the asteroid passes by the Earth. Therefore, many international asteroid detection agencies are now paying close attention to this asteroid, which is expected to pass by the Earth in early May.
According to the latest news reports, the asteroid that is expected to pass by the Earth in early May was observed from space by Xuyi, Jiangsu Province, on the night of February 26 using the Near-Earth Object Telescope. After the asteroid was detected, relevant personnel immediately reported the data to the International Minor Planet Center. As a result, the international observatory observatories began to observe the asteroid and began to predict the asteroid's orbit and the likelihood of hitting the Earth.
Current observations indicate that the asteroid is simply passing by the Earth
The asteroid was first observed by the Jiangsu Celestial Telescope, and then 12 observatories and stations at home and abroad carried out relevant observations and calculations, and based on several days of continuous observation and tracking, astronomers and planetary observers finally jointly gave data analysis and certification, and determined the orbit of the newly discovered asteroid.
Therefore, there is no need to worry too much about the asteroid that flew by the Earth in early May, because it is still within a safe range of the distance that it flew by the Earth. However, some scholars predict that although the probability of this asteroid hitting the earth is very low, there are still some asteroids with a high probability of impacting the earth in the next few hundred years.
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It's going to be a surprise. For astronomy enthusiasts, this is a rare opportunity to observe. And for the general public, it is also a rare opportunity to see the planet with the naked eye.
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It's hard to say, if the asteroid is not a little dangerous, it will not bring so many frightens to people, and in this case it usually brings a little more surprise, like a meteor shower.
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The National Aeronautics and Space Administration (NASA) recently said that the asteroid 2001 FO32 will have its "closest contact" with the Earth on March 21 at a distance of about 2 million kilometersThis provides astronomers with valuable observation opportunities to get a closer look at an asteroid that formed at the dawn of the solar system
NASA said 2001 FO32 was the largest asteroid to fly by Earth this year, about 3,000 feet (914 meters) in diameter, and was discovered by scientists 20 years ago.
When 2001 Fo32 was closest to Earth, the distance between the two was about 2 million kilometers, and although this distance was about twice the distance between Earth and the Moon, it was enough to place 2001 Fo32 in the "potentially dangerous asteroids" category.
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When an asteroid flies through the Earth, it generally does not affect our lives, but we can observe a scene similar to a meteor flying through the night sky, and we can also see some strange lights in the sky, and even find an abnormality in the compass.
1. Meteors fly across the night sky
Because the speed of the asteroid is very fast, there will be huge friction in the process of flying, generating a lot of heat, when the asteroid approaches the earth, it will produce violent combustion because of the existence of the atmosphere, and it is possible that **, part of the debris produced will fall from the sky. Due to the high speed and high temperature, people will observe meteors in the night sky on a clear night, but people do not need to worry too much, because this kind of debris is very small in size, and most of them have burned up before falling to the ground, so it will not have any impact on people's normal life.
2. People can see strange lights in the night sky
High-speed asteroids, in the process of flying over the earth, will affect the earth's magnetic field, which will cause a lot of charged particles to enter the earth's atmosphere, and collide with the charged particles of the earth's magnetic field, thus producing some strange light, similar to the aurora on the earth, in the night sky, this scene looks very beautiful.
3. Geomagnetic instability leads to abnormalities in the compass
Because the asteroid will temporarily affect the earth's geomagnetic field in the process of passing over the earth, so during this period of time, when people use the compass, they will find that the compass becomes very unstable, and the pointer will keep shaking and swaying, which is shown in many film and television works, so on that day, this situation was discovered, and there was no need to be nervous, and when the planet went away, the earth's magnetic field would return to normal.
In conclusion, asteroids flying by the Earth is a common natural phenomenonAs long as the volume is not large, it will not affect our normal life, we can enjoy the beautiful scenery of meteors flying across the night sky and all kinds of strange lights, and we don't have to be nervous when we find that the compass is out of order when we travel in the wild, and it will soon return to normal.
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A newly discovered asteroid will fly by Earth in early May, and it may mainly produce meteors, and it will be relatively large.
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It may be that there will be a lot of rain on the earth, and there will be a lot of heavy rain. Therefore, this is a special phenomenon, which directly reflects the fact that the airflow changes very much, resulting in abnormal phenomena.
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The asteroids "2014 HL129", 2014 GY48", and 2014 HO132 have all passed by the Earth, and these asteroids have only passed by the Earth, or even scratched shoulders, so their actions have not caused any harm to the Earth. But this does not mean that all asteroids will not collide with the earth, there are still asteroids in history that can't control their feet, and these asteroids have relatively iron heads that want to compete with the earth, and they are defeated.
The asteroid monitored this time is relatively honest, and you can see from its trajectory that it has no intention of hitting the stone softly, but just wants to say hello to the earth. It is worth mentioning that the first to monitor this asteroid this time was the Purple Mountain Observatory of the Chinese Academy of Sciences, and then reported to the International Minor Planet Center.
And these researchers named the asteroid "2020DM4", and since then it has been known in the asteroid community. The majority of netizens don't have to worry about this asteroid that just came to see around the earth, even if it is the closest distance to the earth, it is about 7.18 million kilometers, and it will not collide with the earth at all.
Less than a week after the discovery of the asteroid "2014 HL129", it came into close contact with the EarthOf course, this closest distance is much farther than everyone thinks, about 300,000 kilometers. You must know that the distance between the Earth and the Moon is only 380,000 kilometers, and fortunately, the asteroid flew fast enough that it did not touch the Earth or the Moon, but only passed through the two, so it did not cause any damage to the Earth.
Russia has been hit by meteorites, and the meteorite that fell into Chelyabinsk, Russia, was only about 15 meters in diameter, but it injured more than 1,500 people in the area. Although most asteroids pass by the Earth without danger, it is inevitable that some "short-sighted" asteroids will choose to have a close contact with the Earth, which requires scientists to find a way to solve these things.
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In 1996, an asteroid with a diameter of about 500 meters flew past the Earth, and he was very close to the Earth, almost 450,000 kilometers.
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A newly discovered asteroid passed by the Earth at the beginning of May, in fact, many of our times, there are many small stars, passing by our Earth, if it were not for the protection of Jupiter, the Earth would have been destroyed.
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