An animation of the moon passing through the earth’s shadow. © Earth to Sky Calculus, Vimeo
Perfect alignment between the Moon, Earth and Sun
corresponds to a Between the moon, the earth and the sun. This means that it can only happen if When the earth is between the sun and the moon. However, in most cases an eclipse does not occur of course, because From the satellite it corresponds to about 5 degrees with respect to the Earth. Thus it passes north or south of the Earth’s orbit.
In the event of a lunar eclipse, it passes through the shadow or penumbra of the Earth: its orbit is aligned with the plane of the Earth. Such events happen twice a year, but a . On May 16, 2022, the alignment of the three stars will be almost perfect, so that the moon will be decorated with ! The last visible appearance from mainland France occurred in 2019, on January 21st to be exact.More rare, because it is often Penumbral or
Where and when do you monitor it?
For amateurs, the best vantage points are in the West Indies, Guyana, and Quebec, where the entire eclipse will be visible. The show will begin when the moon is high in the sky around 9:30 p.m. in Quebec and the West Indies, 10:30 p.m. in Guyana, and end as soon as it sets, around 3 or 4 a.m. Entry into the shadow zone will occur one hour after the start of the eclipse, and will last for about an hour.
In mainland France, it will be visible early in the morning on May 16, with darkness entering around 3:30 a.m., to shadow around 4:30 a.m., and at 5:30 a.m. it will set while the eclipse will remain total. But that won’t stop us from making a great noteOn our satellite! Unfortunately, the continents of Oceania and Asia will benefit little or nothing from the show this time around.
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