Sigma Cnc
HIP 44154; Sigma3 Cnc; 64 Cnc
Observable Double Star
Good (47/100)
Sep: 90.3", Companion: mag 9.0
HIP 44154; Sigma3 Cnc; 64 Cnc
DoubleStar
Cnc
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.20
Spectral Type
G8III
Star Color
Orange
(B-V 0.93)
Position & Identifiers
RA
08h 59m 32.6s
Dec
+32° 25' 07.0"
Constellation
Cnc
HR
3575
HIP
44154
Bayer
Sigma3
Flamsteed
64 Cnc
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Visibility
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Multiple Star System
Separation
90.3″
Companion Mag
9.0
Position Angle
294°
Star Colors
A: Orange
Discoverer
SHJ 100
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 90.3″ · PA: 294° · N up, E left
Resolved · 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
See HR 3464.
Survey Image
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