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Monday, January 18, 2021

 

Thursday January 21 to Thursday January 28

The First Quarter Moon is Thursday January 21, this is an apogee First Quarter Moon. The bright planet Venus is low in the twilight morning skies. Mercury is low in the twilight skies. Dimming but still bright Mars now dominates the evening skies. On the 21st Mars is near the First Quarter moon, with Uranus in between.

The First Quarter Moon is Thursday January 21, this is an apogee First Quarter Moon, where the moon is furthest from the Earth.It will be interesting to compare this last quarter Moon with the Perigee First quarter Moon of November 19 and December 19.


Evening sky at 20:58 ACDST (30 minutes after sunset) on
Saturday, January 23 facing west as seen from Adelaide. Mercury is low in the twilight above the horizon.
 
You will need a level, unobstructed horizon to see Mercury.

Similar views will be seen elsewhere in Australia at the equivalent local time (30 minutes after sunset), click to embiggen.


Whole sky at 22:08 ACDST  (90 minutes after sunset), on
Saturday, January 23
as seen from 
Adelaide.



 

 

Similar views will be seen elsewhere at the equivalent local time (90 minutes after sunset). click to embiggen.

Evening sky at 22:10 ACDST  (90 minutes after sunset) on Thursday, January 21 facing north as seen from Adelaide. Mars is the brightest object above the north-western horizon and is just below the apogee First Quarter moon. Uranus is between the pair, in binoculars, Uranus is the brightest object aide from Mars and the Moon in the binocular field. The inset shows the approximate binocular field of view for 10x50 binoculars. 

Similar views will be seen elsewhere in Australia at the equivalent local time (90 minutes after sunset), click to embiggen.
 
 
Morning sky on Saturday, January 23 showing the eastern sky as seen from Adelaide  at 5:58 am ACDST (30 minutes before sunrise). Venus is getting lower to the horizon. You will need a level, unobstructed horizon to see this.  


  
 
 
Similar views will be seen elsewhere in Australia at the equivalent local time (30 minutes before sunrise), click to embiggen.


Mercury is low in the twilight.  You will need a level, unobstructed horizon like the ocean to see this.

Venus is still visible low above the horizon in the morningYou may need a level, unobstructed horizon to see Venus.  

Mars is readily visible in the evening sky above the north-western horizon in the early evening. Mars is the brightest object above the north-western horizon and on the 21st is just below the apogee First Quarter moon with Uranus between the pair.
   
Jupiter is lost in the twilight.
 
 Saturn is lost in the twilight. 
 
Printable PDF maps of the Eastern sky at 10 pm AEST, Western sky at 10 pm AEST. For further details and more information on what's up in the sky, see Southern Skywatch.


 

Star Map via Virtual sky. Use your mouse to scroll around and press 8 when your pointer is in the map to set to the current time.

Cloud cover predictions can be found at SkippySky.

Here is the near-real time satellite view of the clouds (day and night) http://satview.bom.gov.au/ 

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