10 Ari
Observable Double Star
Fair (21/100)
Sep: 1.5", Companion: mag 7.9
HIP 9621; 10 Ari
DoubleStar
Ari
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
5.63
Spectral Type
F8IV
Star Color
Yellow
(B-V 0.54)
Distance
130.5 ly
Position & Identifiers
RA
02h 03m 39.3s
Dec
+25° 56' 08.0"
Constellation
Ari
HR
605
HIP
9621
Flamsteed
10 Ari
Double Cat
1631
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
1.5″
Companion Mag
7.9
Position Angle
347°
Star Colors
A: Yellow
B: Orange
Discoverer
STF 208
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 1.5″ · PA: 347° · 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
AB 5.90 F8IV, 7.27 F9V, 288.0y, a = 1.256"; or 309.03y, a = 1.34". Other published periods have ranged from 247 to | 925y. Combined mag., colors.
0.016".
Survey Image
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