1 Ari
Observable Double Star
Good (52/100)
Sep: 2.9", Companion: mag 7.2
HIP 8544; 1 Ari
DoubleStar
Ari
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.86
Spectral Type
K1III+A6V
Star Color
Orange
(B-V 0.74)
Distance
191.9 ly
Position & Identifiers
RA
01h 50m 08.5s
Dec
+22° 16' 31.0"
Constellation
Ari
HR
530
HIP
8544
Flamsteed
1 Ari
Double Cat
1457
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Visibility
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Multiple Star System
Separation
2.9″
Companion Mag
7.2
Position Angle
164°
Star Colors
A: Orange
B: Orange
Discoverer
STF 174
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 2.9″ · PA: 164° · N up, E left
At limit · 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. Component B 7.3v A6V, P.A. 166d; RV, 1.8k/s, variable. Confusion in literature as to which component is HD | 11154, which 11155. Probably combined mag. and color.
UMa stream.
0.006".
Survey Image
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