NP Puppis — Star in Puppis
Observe
1Physical Properties
Magnitude
6.32
Range
6.15 - 6.54
Period
106 days
Variable Type
Semi-Regular Variable (Late-type Giant)
Spectral Type
C3II
bright giant
Star Color
Deep ruby red
(B-V 2.24)
2Position & Identifiers
RA
06h 54m 26.7s
Dec
-42° 21' 56.0"
Constellation
Puppis
(Pup)
HR
2591
HIP
33189
HD
51208
SAO
218296
Variable ID
NP Pup
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
Nov – Jan
(peak: Dec)
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 6.25 - 6.37V.
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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Article
Puppis
Mythology, bright stars, and deep-sky highlights.
Constellation
