31 Vir
HIP 61968; 31 Vir
DoubleStar
Virgo
(Vir)
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.59
Spectral Type
A2V
Star Color
White
(B-V 0.00)
Distance
272 ly
Position & Identifiers
RA
12h 41m 57.1s
Dec
+06° 48' 24.0"
Constellation
Virgo
(Vir)
HR
4829
HIP
61968
Flamsteed
31 Vir
Double Cat
8633
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Visibility
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Multiple Star System
Separation
4.1″
Companion Mag
10.1
Position Angle
40°
Star Colors
A: White
B: Orange
Discoverer
BU 924
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 4.1″ · PA: 40° · N up, E left
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 2.3″
Size Comparison
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Spectral Classification
Hertzsprung-Russell Diagram
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Blackbody Spectrum
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