Eta Sculptoris — Star in Sculptor
Observe
1Physical Properties
Magnitude
4.81
Range
4.87 - 5.13
Period
24.2 days
Variable Type
Semi-Regular Variable (Short Period)
Spectral Type
M4III
giant
Star Color
Red
(B-V 1.64)
2Position & Identifiers
RA
00h 27m 55.7s
Dec
-33° 00' 26.0"
Constellation
Sculptor
(Scl)
HR
105
HIP
2210
HD
2429
SAO
192545
Bayer
Eta
Variable ID
Eta Scl
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Medium+ | Medium | Hard+ |
| 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
Aug – Oct
(peak: Sep)
5Survey Image
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Explore
6
Size Comparison
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7
Compare Stars
8
Spectral Classification
9
Hertzsprung-Russell Diagram
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10
Stellar Lifecycle
11
Blackbody Spectrum
12
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
13
Stellar Fusion
Discover
14Stellar Notes
Lb 4.7 - 4.90V.
IR source.
Nearby in the Sky
Other targets within a few degrees — pan your scope a little and keep exploring.
Visibility scores assume a 150 mm Newton at Bortle 4.
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