Total lunar eclipse can be observed from the Australia, Asia, Europe, most of Africa, and North America, said the Head of Meteorological Observation and Information Stations El Tari Kupang, Saiful Hadi.
"While observers in South America can not see it. The moon total eclipse can be observed from Indonesia in the early evening of December 10, 2011," said Saiful in Kupang on Saturday.
According to Saiful, natural phenomena that do not have to worry about since the detection of Geophysics officials through satellite photos, the impact is still in normal level, where the movement of waves in a number of waters in Indonesia on average between 1 to 1.5 meters.
Some conditions that will be affected waters lunar eclipse was in between the waters of the Timor Sea, Savu Sea, Flores Sea, Rote Strait, Strait Ombay, Sape Strait, to the Strait Arafuru. "So not to worry by the sailors, ship captains, and other types of shipping."
According to him, lunar eclipse is an event when the obstruction of sunlight by the Earth so that not everything is up to the moon.
The event that is one result of the dynamic movement of the position of the sun, earth and moon, he said, only occurs when the full moon phase and can be predicted in advance.
He called, in 2011 had predicted solar eclipse occurs four times a majority (GMS) is January 4, 2011, June 1, 2011, July 1, 2011, and 25 November 2011.
"All four can not be seen from the territory of Indonesia," he said.
Total lunar eclipse of the Moon is predicted to occur on June 15, 2011 and December 10, 2011. Both eclipse can be seen from the territory of Indonesia in the form of GBT on June 16, 2011 in the morning and the GBT December 10, 2011 night.
BMKG as a government institution in one of the main tasks and functions in terms of observing the position of the moon and sun, the determination of timing marks, and service time information signs, concerned with information services such GBT December 10, 2011.
Penumbra eclipse start (P1) 11:33:36 UT (18:33:36 GMT), Eclipses Some began (U1) 12:45:43 UT (19:45:43 pm) Total Eclipses starts (U2) 14: 06:16 UT (21:06:16 GMT), Peak Total Eclipse 14:31:49 UT (21:31:49 pm).
Total eclipse ends (U3) 14:57:24 UT (21:57:24 GMT), Eclipses Most ends (U4) 16:17:58 UT (23:17:58 GMT), Eclipse Penumbra ends (P4) 17: 29:57 UT (0:29:57 pm) or on December 11, 2011.
Based on that data, he said, it is known that the duration of the eclipse phase of the eclipse began Penumbra (P1) to the lunar Eclipse Penumbra ends (P4) for five hours 56 minutes 21 seconds.
Some eclipse phase began (U1) to Eclipse Part ends (U4) lasted three hours 32 minutes 15 seconds.
The duration of the total phase of eclipse Total starts (U2) until the total lunar eclipse ends (U3), lasted for 51 minutes 8 seconds.
"Every eclipse can be predicted. It is associated with an eclipse cycle, called saros series. In this saros series, GBT December 10 is the 23rd member of the saros series 135 pieces eclipse the number of members 71 months," he said.
Eclipse previously associated with GBT GBT December 10, 2011 is 29 November 1993, while the eclipse is associated GBT after December 20, 2029.
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