Gamma PsA
Observable Double Star
Good (59/100)
Sep: 4.1", Companion: mag 8.2
HIP 112948; Gamma PsA; 22 PsA
DoubleStar
PsA
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
4.46
Spectral Type
A0III*
Star Color
Blue-white
(B-V -0.04)
Distance
75.8 ly
Position & Identifiers
RA
22h 52m 31.6s
Dec
-32° 52' 32.0"
Constellation
PsA
HR
8695
HIP
112948
Bayer
Gamma
Flamsteed
22 PsA
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Visibility
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Multiple Star System
Separation
4.1″
Companion Mag
8.2
Position Angle
255°
Star Colors
A: Blue-white
B: Yellow
Discoverer
HJ 5367
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 4.1″ · PA: 255° · 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
Binary, companion F5V.
Sirius group.
Also classified A0V and B9.5IV.
0.015".
Survey Image
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