The magnitude (brightness) is measured on a logarithmic scale. Small numbers mean bright stars: A star with a brightness of 1 mag is 100 times brighter that an star with 6 mag.
1.81 mag
Star name:
Kaus Australis (ε Sagittarii)
Tycho-Identifier:
7401:3471:1
HIP-Identifier:
90185
UCAC3-Identifier:
This star belongs to the huge UCAC 3 catalog. It is identified by this number in the UCAC 3 catalog.
HIP-Identifier:
90185
Declination:
-34.3843°
Right ascension:
18h 24m 10.35s (276.04312°)
Distance:
The distance is measured in light years (LY). A light year is the distance, that light travels within one year. 1 LJ is equal to about 5,878,630,000,000 miles.
144.64 LY
Spectral type:
B9.5III
Constellation:
Every star belongs to a constellation, and 12 of those constellations are part of the zodiac.
Sagittarius (Archer)
The archer is the southernmost constellation of the zodiac. It is located in one of the most interesting regions of the night sky, containing many beautiful deep-sky objects.
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