Alshat — Star in Capricornus
HIP 100310; Nu Capricorni; 8 Capricorni
Observe
1Physical Properties
Magnitude
4.76
Spectral Type
B9.5V
Star Color
Blue-white
(B-V -0.05)
Distance
155 ly
2Position & Identifiers
RA
20h 20m 39.8s
Dec
-12° 45' 33.0"
Constellation
Capricornus
(Cap)
HR
7773
HIP
100310
HD
193432
SAO
163468
Bayer
Nu
Flamsteed
8 Cap
Double Cat
13714
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
Jun – Aug
(peak: Jul)
5Survey Image
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Explore
6
Size Comparison
Querying VizieR for stellar data…
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
CPM.
Alshat.
Occultation diam. = 0.0028 - 0.0036".
15
Light Travel Time Machine
16
Relativistic Travel
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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Capricornus
Mythology, bright stars, and deep-sky highlights.
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