GT Mus
HIP 56862
DoubleStar
Mus
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
5.17
Spectral Type
G2III+A0V
Star Color
Orange
(B-V 0.80)
Distance
543.6 ly
Position & Identifiers
RA
11h 39m 29.4s
Dec
-65° 23' 52.0"
Constellation
Mus
HR
4492
HIP
56862
Variable ID
GT Mus
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Visibility
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Multiple Star System
Components
4
Component IDs
AB
Separation
0.2″
Companion Mag
6.6
Companion Sp
A0V
Position Angle
123°
Star Colors
A: Orange
B: Blue-white
Discoverer
B 1705
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.2″ · PA: 123° · N up, E left
Unresolved · 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
5.5 G0, 6.3 A0, combined mag., colors.
Also classified G5-8IIIp + A0-1V.
Survey Image
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