Konstanta-konstanta Astronomis - GEOGRAPHY of SMA NEGERI 1 SUKABUMI

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February 16, 2009

Konstanta-konstanta Astronomis


Astronomical Constants
Constant
Value
Astronomical unit (au)
149,597,870 km
Speed of light in a vacuum (c)
299,792.458 km/sec
Solar parallax
8.794148 arc seconds
Mass of the sun
1.9891 × 1030 kg
Mass of the earth
5.9742 × 1024 kg
Mass of the moon
7.3483 × 1022 kg
Light-year (ly)
9.4605 × 1012 km = 0.30660 pc
Parsec (pc)
30.857 × 1012 km = 3.26161 ly
Obliquity of the eliptic (2000)
23 ° 26 ' 21.448 "
General precession (2000)
50.290966 arc seconds/year
Constant of nutation (2000)
9.2025 arc seconds
Constant of aberration (2000)
20.49552 arc seconds
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to be contuou.....................

2 comments:

  1. assalmu'alaikum....
    bapak, maaf ni numpang mejeng..hehehe!!!!

    ReplyDelete
    Replies
    1. Wa'alaikumussalaam...
      Terima kasih, dah mau mejeng di komenan blog artikel saya.

      Delete

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