Lambda Cas
HIP 2505; Lambda Cas; 14 Cas
DoubleStar
Cas
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
4.73
Spectral Type
B8Vn
Star Color
Blue-white
(B-V -0.10)
Distance
108.7 ly
Position & Identifiers
RA
00h 31m 46.4s
Dec
+54° 31' 20.0"
Constellation
Cas
HR
123
HIP
2505
Bayer
Lambda
Flamsteed
14 Cas
Double Cat
434
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Visibility
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Multiple Star System
Separation
0.2″
Companion Mag
5.6
Companion Sp
B9V
Position Angle
239°
Star Colors
A: Blue-white
B: Blue-white
Discoverer
STT 12
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.2″ · PA: 239° · 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
5.5 B7.5V, 5.8 B8.5V, 640y, a = 0.586". Combined mag. and colors. Components 14 and 13 solar masses.
0.004".
Survey Image
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