HIP 31066
HIP 31066
DoubleStar
Mon
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
6.14
Spectral Type
B2V:nne
Star Color
Blue-white
(B-V -0.08)
Distance
362.4 ly
Position & Identifiers
RA
06h 31m 09.5s
Dec
+11° 15' 03.0"
Constellation
Mon
HR
2370
HIP
31066
Double Cat
5153
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Visibility
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Multiple Star System
Separation
16.2″
Companion Mag
9.1
Position Angle
3°
Star Colors
A: Blue-white
B: Yellow-white
Discoverer
STF 921
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 16.2″ · PA: 3° · 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
Double emission lines of which red component variable intensity. Component B, 9.09V, -0.05(B-V), -0.30(U-B), B9IVe, | RV +6k/s, vsini 201k/s.
HII region; in cluster NGC 2264, region of expanding OB assoc. in gas and dust. See note for HR 2456.
Survey Image
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