WZ Cas
Observable Variable Star
Range: 6.8 - 7.7, Period: 186.0d, Type: SRB
HIP 99
DoubleStar
Cas
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
6.90
Range
6.8 - 7.7
Period
186.000 days
Variable Type
Semi-Regular Variable (Late-type Giant)
Spectral Type
C
Star Color
Red
(B-V 3.00)
Position & Identifiers
RA
00h 01m 16.0s
Dec
+60° 21' 19.0"
Constellation
Cas
HR
9114
HIP
99
Variable ID
WZ Cas
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Visibility
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Comparison Stars for WZ Cas
Nearby stable stars for estimating brightness (AAVSO)
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Multiple Star System
Separation
57.8″
Companion Mag
8.3
Companion Sp
G5
Position Angle
89°
Star Colors
A: Red
B: Orange
Discoverer
STTA254
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 57.8″ · PA: 89° · 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
Carbon star; Period 186d
Beautiful color contrast with blue companion; Carbon star
Survey Image
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