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The total lunar eclipse occurs when the entire cross section of the moon is covered by the shadow of the earth. Sunlight is blocked by the earth because the earth is between the sun and the moon in the same straight line.
Total lunar eclipses include natural events that have nothing to do with mythical myths. But it should be noted, the total lunar eclipse on January 31, 2018 is a rare event.
Occurred at the supermoon
The lunar eclipse of January 31, 2018 coincides with the position of the moon at its closest point to the earth. The term astronomical perigee, or more popularly called a supermoon. In this condition, the full moon appears larger than usual.
The eclipse also takes place in the second full moon phase in January 2018 or known as the blue moon. Although, the moon hue in the total lunar eclipse is not blue. NASA dubbed this phenomenon as "super blue blood moon".
The simultaneous event trilogy, the total lunar eclipse, the supermoon, and the blue moon, is a very rare occurrence that could be encountered in 152 years ago or reappeared in 152 years to come. That is, the experience of witnessing the phenomenon (if any) maximum only one time for life.
Looks blood red
The atmosphere of the earth refracts the sun's red light so that the moon does not look dark. When the moon is right in the middle of the earth's umbra, it will blush with a brownish tinge.
Visibility is easy
This total lunar eclipse can also be enjoyed by all Indonesian people from various regions, ranging from Sabang to Merauke. The ease of visibility occurs from early to midnight, with or without a telescope. Of course this situation applies when the weather in the observation location is bright.
Eclipse duration
The whole eclipse lasted for 3 hours 23 minutes, precisely at 18:48:22 pm until 22:11:11 pm. While the total eclipse duration is 1 hour 16 minutes starting at 19:51:42 WIB up to 21:07:51 WIB. However, when calculated from the beginning of the eclipse penumbra events begin at 17:51:15 pm.
The eclipse ecumenical phenomenon continues with a lunar eclipse partially at 18:48:27 pm, the beginning of the total lunar eclipse (GBT) at 19:51:47 pm, mid / peak GBT at 20:29:49 WIB , end of GBT at 21:07:51 pm, end of lunar eclipse partially at 22:11:11 pm, and end of lunar eclipse.
