V539-Ara (Star)

R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.

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From Cambridge , V539-Ara is not observable because it lies so far south that it never rises above the horizon.

Name V539-Ara
Object type Star
Other names
V539 Ara
υ¹-Ara
Upsilon1 Arae
HR 6622[1]
HD 161783
HIP 87314[3]
TYC 8742-3096-1[2]
Gaia EDR3- 5921022161722960512[4]
Position
Right ascension:17h50m28s [4]
Declination:-53°36'44" [4]
Constellation:Ara
Magnitude:
Variable
5.70 (V) [2]
5.58 (BT) [2]
5.69 (VT) [2]
5.64 (G) [4]
5.59 (BP) [4]
5.72 (RP) [4]
Distance:396.7 parsec
1293.2 lightyrs [4]
B-V Color (mag):-0.10
Proper motion (speed):12.4 mas/yr[4]
Proper motion (pos ang):168.3°
Derived quantities
Absolute mag (V):-2.29

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