AR Cet
HIP 9372
DoubleStar
Cet
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.51
Variable Type
Semi-Regular Variable
Spectral Type
M3III
Star Color
Red
(B-V 1.52)
Position & Identifiers
RA
02h 00m 26.9s
Dec
-08° 31' 25.0"
Constellation
Cet
HR
587
HIP
9372
Variable ID
AR Cet
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Visibility
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Multiple Star System
Separation
61.5″
Companion Mag
11.4
Position Angle
202°
Star Colors
A: Red
Discoverer
HJ 3476
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 61.5″ · PA: 202° · 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
SR? 5.40 - 5.61V.
Survey Image
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