Mu Cnc
Mu Cnc (BS3169)
HIP 39659; Mu Cnc; 9 Cnc
DoubleStar
Cnc
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
5.99
Variable Type
Slow Irregular Variable
Spectral Type
M3III
Star Color
Red
(B-V 1.66)
Position & Identifiers
RA
08h 06m 18.4s
Dec
+22° 38' 08.0"
Constellation
Cnc
HR
3169
HIP
39659
Bayer
Mu
Flamsteed
9 Cnc
Variable ID
BL Cnc
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Visibility
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Multiple Star System
Separation
0.4″
Companion Mag
10.1
Position Angle
-1°
Star Colors
A: Red
Discoverer
SHN 269
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.4″ · PA: -1° · 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
Lb 5.97 - 6.04V.
Survey Image
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