Penumbral lunar eclipse in Hong Kong on January 11
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The eclipse will begin at 1.05am and end at 5.15am, with the maximum eclipse occurring at 3.10am. A penumbral lunar eclipse occurs when the moon only enters the penumbra of the Earth but not the umbra. During the event, the moon will become slightly dimmer.
Details of the penumbral lunar eclipse are set out in the following table:
| Date | Time | Phenomenon | Elevation | Direction (Azimuth) |
| January 10 (Friday) |
5.28pm | Moonrise | -1 degree | East-northeast (65 degrees) |
| January 11 (Saturday) |
1.05am | Moon enters penumbra | 81 degrees | West (277 degrees) |
| 3.10am | Maximum eclipse | 53 degrees | West (279 degrees) |
|
| 5.15am | Moon leaves penumbra | 26 degrees | West-northwest (286 degrees) |
|
| 7.05am | Sunrise | -1 degree | East-southeast (113 degrees) |
|
| 7.20am | Moonset | -1 degree | West-northwest (295 degrees) |
For the latest weather conditions and the astronomical observation conditions on January 11, please refer to the nine-day weather forecast issued by the Hong Kong Observatory (www.hko.gov.hk/en/wxinfo/currwx/fnd.htm) and the Weather Information for Astronomical Observation webpage (www.hko.gov.hk/en/gts/astronomy/astro_portal.html).
The next lunar eclipse observable in Hong Kong will occur on June 6 this year. It will be a penumbral lunar eclipse.
Ends/Thursday, January 2, 2020
Issued at HKT 15:00
Issued at HKT 15:00
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