S Mus
Excellent (66/100)
HIP 59551
VariableStar
Musca
(Mus)
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
6.17
Range
5.89 - 6.49
Period
9.7 days
Variable Type
Classical Cepheid
Spectral Type
F6Ib
Star Color
Orange
(B-V 0.84)
Position & Identifiers
RA
12h 12m 46.8s
Dec
-70° 09' 07.0"
Constellation
Musca
(Mus)
HR
4645
HIP
59551
Variable ID
S Mus
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Visibility
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Light Curve
Comparison Stars for S Mus (5.9–6.5)
Nearby stable stars for estimating brightness (AAVSO)
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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. Period changes 9.66011 to 9.66007d.
Shortest known orbital per., 506d, for SB with Cepheid primary. Blue companion.
Also classified F6Ib-G0.
Survey Image
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