Epsilon Scuti

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ε Scuti
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Scutum
Right ascension 18h 43m 31.3s
Declination -08° 16' 31"
Apparent magnitude (V) +4.88
Distance 523 ± 69 ly
(160 ± 21 pc)
Spectral type G8II
Other designations
HR 7032, HD 173009,
SAO 142546, HIP 91845,
ADS 11601, CCDM 18435-0817

Epsilon Scuti (ε Sct, ε Scuti) is a star system in the constellation Scutum. It is approximately 523 light years from Earth.

The primary component, Epsilon Scuti A, is a yellow G-type bright giant with an apparent magnitude of +4.88. It has at least three faint companions, two 14th magnitude stars, B and D, separated from the primary by 13.6 and 15.4 arcseconds respectively, and the 13th magnitude C, which is 38 arcseconds away.

Map of Scutum constellation

Epsilon Scuti was a latter designation of 3 Aquilae.[1]


  1. ^ Wagman, M. (August 1987). "Flamsteed's Missing Stars". Journal for the History of Astronomy, Vol.18, NO. 3/AUG, P.209, 1987. 18: 212. Bibcode:1987JHA....18..209W.