40 Ari
HIP 13108; 40 Ari
DoubleStar
Ari
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
5.82
Spectral Type
K1III
Star Color
Red
(B-V 1.20)
Position & Identifiers
RA
02h 48m 32.1s
Dec
+18° 17' 01.0"
Constellation
Ari
HR
828
HIP
13108
Flamsteed
40 Ari
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Visibility
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Multiple Star System
Separation
0.2″
Companion Mag
6.8
Position Angle
-1°
Star Colors
A: Red
Discoverer
OCC 232
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.2″ · PA: -1° · 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
Suspected occultation double, 6.8, 6.8v, sep. 0.2".
Probable Hyades group.
Survey Image
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