R Mus
Excellent (66/100)
HIP 61981
VariableStar
Mus
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
6.33
Range
5.93 - 6.73
Period
7.5 days
Variable Type
Classical Cepheid
Spectral Type
F7Ib-G2
Star Color
Orange
(B-V 0.78)
Position & Identifiers
RA
12h 42m 05.1s
Dec
-69° 24' 27.0"
Constellation
Mus
HR
4820
HIP
61981
Variable ID
R Mus
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Visibility
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Light Curve
Comparison Stars for R Mus (5.9–6.5)
Nearby stable stars for estimating brightness (AAVSO)
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Multiple Star System
Separation
7.0″
Companion Mag
15.7
Position Angle
329°
Star Colors
A: Orange
Discoverer
EVS 20
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 Fusion
Stellar Notes
CDelta 5.89 - 6.49V, 7.510211d. Period changes.
Survey Image
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