When is the dog eating the moon?

The appearance of dogs eating the moon is in the area between the moon and the earth, because the sunlight is blocked by the earth and the moon is gone.

When the moon moves to the shadow of the earth, the sun, the earth and the moon are exactly (or almost) on the same straight line. Eclipses can be divided into three types: partial eclipse, total eclipse and penumbral eclipse. A solar eclipse can only occur around the fifteenth day of the lunar calendar.

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Precautions for watching the solar eclipse:

1, first of all, of course, the weather. Pay attention to the weather forecast. If possible, choose a sunny place.

2. Choose the observation site, which should be open to the southwest without shade. On the high mountain, you can watch the solar eclipse for a while.

3. Equipment Of course, readers who have never taken a photo can see it with the naked eye, but it is a new attempt to observe it with a pair of small binoculars or binoculars.

4. The duration of the eclipse is long, and the duration of the total eclipse is 5 1 minute 08 seconds; Duration of partial eclipse: 3 hours and 32 minutes 15 seconds; Penumbral eclipse duration: 5 hours 56 minutes 2 1 sec. Be prepared for a long-term battle.