AX Cir
Observable Variable Star
Good (53/100)
Range: 5.7 - 6.1, Period: 5.3d
HIP 72773
VariableStar
Cir
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
5.87
Spectral Type
G3II+B8V
Star Color
Orange
(B-V 0.72)
Position & Identifiers
RA
14h 52m 35.0s
Dec
-63° 48' 36.0"
Constellation
Cir
HR
5527
HIP
72773
Variable ID
AX Cir
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Visibility
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Comparison Stars for AX Cir (5.7–6.1)
Nearby stable stars for estimating brightness (AAVSO)
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Multiple Star System
Separation
0.3″
Companion Mag
8.7
Companion Sp
B9V
Position Angle
351°
Star Colors
A: Orange
B: Blue-white
Discoverer
HDS2100
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.3″ · PA: 351° · 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
CDelta 5.65 - 6.09V, 5.273268d.
In Innes catalogue, 6.5, 6.5v sep. 0.5" in 1913. Not confirmed.
Secondary B4. SKYLAB indicates cool star with hot companion.
Large color excess.
Also classified F2-G2II + B4 and F6IIab + B8V.
Survey Image
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