HIP 36981
HIP 36981
DoubleStar
Pup
Visible
Level 4
Large telescope (10"+) - Requires steady seeing
Physical Properties
Magnitude
5.70
Spectral Type
B2Ve
Star Color
Blue-white
(B-V -0.12)
Position & Identifiers
RA
07h 36m 03.9s
Dec
-14° 29' 34.0"
Constellation
Pup
HR
2921
HIP
36981
Variable ID
Var
Double Cat
6208
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Visibility
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Multiple Star System
Components
3
Component IDs
ABxC
Separation
5.0″
Companion Mag
12.2
Position Angle
175°
Star Colors
A: Blue-white
Discoverer
A 3092
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 5.0″ · PA: 175° · N up, E left
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″
Size Comparison
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Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
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Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Notes
Amp. at 0.58 micrometers about 0.10m.
AB fixed; B, 12.2v at 5". C, 9.71V, +0.03(B-V), -0.23(U-B), B9.5V, optical?
In cluster NGC 2422 #45.
Survey Image
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