3 Capricorni — Star in Capricornus
Observe
1Physical Properties
Magnitude
6.32
Spectral Type
B9pHg
Star Color
Blue-white
(B-V 0.01)
2Position & Identifiers
RA
20h 16m 22.8s
Dec
-12° 20' 13.0"
Constellation
Capricornus
(Cap)
HR
7738
HIP
99918
HD
192666
SAO
163402
Flamsteed
3 Cap
Double Cat
13600
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Hard | V. hard+ | V. 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
Jun – Aug
(peak: Jul)
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
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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Article
Capricornus
Mythology, bright stars, and deep-sky highlights.
Constellation
