by Lauren Vertin
Published on
21 Apr 24 at 6:40 pm
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All you have to do is look up at the sky and enjoy the scene in front of us. During the night of Sunday, April 21 to Monday, April 22, 2024, GuitarsThis is to say A shower of starswill cross the sky.
This phenomenon is not rare or isolated, as it returns every year. However, this episode will be more intense this weekend. writingactu.fr He shows you How to monitor them in good conditions.
Up to 20 meteors per hour
In fact, the Lyres have been roaming the sky since Sunday, April 14. But on Sunday evening, April 21, they will be More amazing. until 20 meteors per hour is expected.
During certain episodes, NASA has already been able to observe up to 100 meteors per hour. A scene reminiscent of Perseidsthese meteor showers that occur annually in the month of August, where hundreds of meteors cross the sky per hour.
Skies free of light pollution
The first precaution to take to see them optimally: make sureNo light pollution Don't disturb the sky.
Furthermore, the monitoring location has no real impact. However, we should remember that the meteors come from the constellation Lyra: that is To the northwest.
To locate it, see One of the brightest points in the sky : This is the star Vega.
Everywhere
however, You can look at the sky from almost everywhere. “When they come from another side, they do not fall vertically, so it is better”.actu.fr.
This is where it can get more exciting: the trails are longer. It's a bit like when it rains while you're in a car: the drops rush down the windshield at full speed, and take longer to fall out the side windows.
Unfortunately, the timing is not good this year. The peak intensity is Very close to the full moon (April 25). Conditions would not be ideal, even if the lookout point was kilometers from any civilization.
How is a shooting star formed?
The harps come from a comet, in this case Sunday, from Comet C/1861 G1 (Thatcher)It owes its name to its discoverer, the American amateur astronomer Albert Thatcher in 1861.
This comet consists of ice crystals, earth, carbonaceous matter, and other elements. It passes every 415 years And leaves with each pass an amount of soil Very large. This is the same dust that makes up shooting stars.
Contrary to what one might think, the comet, which also has the name torus, stays there in one form or another. It is our planet that comes to meet him. At this time every year, in April, dust enters the atmosphere at 49 km/s and decomposes.
And so they leave Line of light In heaven, which could be Colorful.
