Epsilon Gruis — Star in Grus
Observe
1Physical Properties
Magnitude
3.49
Spectral Type
A2IVn
supergiant
Star Color
White
(B-V 0.08)
Distance
129 ly
2Position & Identifiers
RA
22h 48m 33.3s
Dec
-51° 19' 01.0"
Constellation
Grus
(Gru)
HR
8675
HIP
112623
HD
215789
SAO
247593
Bayer
Epsilon
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3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Easy | Easy | Medium+ |
| 50 mm finder 50mm finder | Easy | Easy | Easy |
| 150 mm telescope 150mm scope | Easy | Easy | Easy |
Easy
Medium
Hard
Very hard
Impossible
Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs
4Visibility
Set a location in User Settings to see visibility data.
Best season
Jul – Sep
(peak: Aug)
5Survey Image
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Explore
7
Size Comparison
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8
Compare Stars
9
Spectral Classification
10
Hertzsprung-Russell Diagram
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11
Stellar Lifecycle
12
Blackbody Spectrum
13
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
14
Stellar Fusion
Discover
15
Light Travel Time Machine
16
Relativistic Travel
Nearby in the Sky
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Visibility scores assume a 150 mm Newton at Bortle 4.
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Article
Grus
Mythology, bright stars, and deep-sky highlights.
Constellation
