georgios
1 Answer
Colleen
Canopus right ascension (2012): 6h 23m 57.1s
Canopus right ascension (2012): 23037.1 sec (of angular time)
Canopus proper motion in RA: +19.99 mas/year
Canopus declination (2012): −52° 41' 44"
Canopus declination (2012): −189704 arcsec
Canopus proper motion in dec: +23.67 mas/year
Difference in time: −12457 years
Remember that a second of angular time is 15" multiplied by the cosine of the declination.
Canopus right ascension (10446 BC): 6h 23m 29.7s
Canopus declination (10446 BC): −52° 46' 39"
http://uk.answers.yahoo.com/question/index?qid=20121116052749AALMYxX
| 12 years ago. Rating: 0 | |
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