HIP 90200 — Star in Corona Australis
Observe
1Physical Properties
Magnitude
5.25
Spectral Type
B2.5Vn
Star Color
Blue
(B-V -0.19)
2Position & Identifiers
RA
18h 24m 18.2s
Dec
-44° 06' 37.0"
Constellation
Corona Australis
(CrA)
HR
6875
HIP
90200
HD
168905
SAO
228982
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Medium | Hard+ | 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
May – Jul
(peak: Jun)
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
Sco-Cen assoc.; Sco-Cen cluster?
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
Corona Australis
Mythology, bright stars, and deep-sky highlights.
Constellation
