16 Puppis — Star in Puppis
Observe
1Physical Properties
Magnitude
4.40
Spectral Type
B5IV
subgiant
Star Color
Blue-white
(B-V -0.15)
2Position & Identifiers
RA
08h 09m 01.6s
Dec
-19° 14' 42.0"
Constellation
Puppis
(Pup)
HR
3192
HIP
39906
HD
67797
SAO
153890
Flamsteed
16 Pup
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Medium+ | Medium+ | 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
Dec – Feb
(peak: Jan)
5Survey Image
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Explore
7
Size Comparison
Querying VizieR for stellar data…
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
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.
Explore Nightbase
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Mythology, bright stars, and deep-sky highlights.
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From birth in a nebula to spectacular death — how stars are born, shine, swell, and die, and how to read the clues in their starlight.
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