Nu CMa
HIP 31700; Nu CMa; 8 CMa
Observable Double Star
Fair (25/100)
Sep: 1.2", Companion: mag 8.2
HIP 31700; Nu CMa; 8 CMa
DoubleStar
CMa
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
4.43
Spectral Type
K1-II-III
Star Color
Red
(B-V 1.15)
Distance
250.9 ly
Position & Identifiers
RA
06h 37m 53.4s
Dec
-18° 14' 15.0"
Constellation
CMa
HR
2443
HIP
31700
Bayer
Nu
Flamsteed
8 CMa
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Multiple Star System
Separation
1.2″
Companion Mag
8.2
Position Angle
7°
Star Colors
A: Red
Discoverer
HDS 915
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 1.2″ · PA: 7° · N up, E left
Unresolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″
Size Comparison
Querying VizieR for stellar data…
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
Loading HR diagram…
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Notes
UMa stream.
Also classified K1III, K3-III Fe-0.5.
Survey Image
Loading survey image…