30 Ari
HIP 12189; 30 Ari
DoubleStar
Ari
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
6.50
Spectral Type
F6III
Star Color
Yellow-white
(B-V 0.41)
Distance
181.2 ly
Position & Identifiers
RA
02h 37m 00.5s
Dec
+24° 38' 51.0"
Constellation
Ari
HR
765
HIP
12189
Flamsteed
30 Ari
Double Cat
1982
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Visibility
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Multiple Star System
Separation
37.9″
Companion Mag
7.0
Companion Sp
F7V
Position Angle
275°
Star Colors
A: Yellow-white
B: Yellow
Discoverer
STFA 5
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 37.9″ · PA: 275° · 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
CPM with HR 764.
ADS 1982A, 1.1095d, K 22.4k/s, V0 +14.4k/s, asini 0.341.
Hyades group.
Survey Image
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