Antares (Star)

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

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From Cambridge , Antares is not observable – it will reach its highest point in the sky during daytime and is no higher than 9° above the horizon at dawn.

Name Antares
Object type Star
Other names
Antares
α-Sco
Alpha Scorpii
21-Sco
21 Scorpii
HR 6134[1]
HD 148478
HIP 80763[5]
TYC 6803-2158-1[4]
Position
Right ascension:16h29m24s [3]
Declination:−26°25'55" [3]
Constellation:Scorpius
Magnitude:
Variable
1.07 (V) [3]
3.49 (BT) [2]
1.29 (VT) [2]
Distance:169.8 parsec
553.5 lightyrs [5]
B-V Color (mag):1.84
Proper motion (speed):26.3 mas/yr[5]
Proper motion (pos ang):207.5°
Derived quantities
Absolute mag (V):-5.08
Events
28 Dec 2024  –  Lunar occultation of Antares
24 Jan 2025  –  Lunar occultation of Antares
21 Feb 2025  –  Lunar occultation of Antares
20 Mar 2025  –  Lunar occultation of Antares
16 Apr 2025  –  Lunar occultation of Antares
14 May 2025  –  Lunar occultation of Antares
10 Jun 2025  –  Lunar occultation of Antares
07 Jul 2025  –  Lunar occultation of Antares

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