3 Leo
HIP 46457; 3 Leo
DoubleStar
Leo
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.71
Spectral Type
K0III
Star Color
Orange
(B-V 1.04)
Position & Identifiers
RA
09h 28m 29.2s
Dec
+08° 11' 18.0"
Constellation
Leo
HR
3755
HIP
46457
Flamsteed
3 Leo
Double Cat
7391
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Visibility
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Multiple Star System
Separation
25.2″
Companion Mag
11.1
Position Angle
80°
Star Colors
A: Orange
Discoverer
H 4 47
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 25.2″ · PA: 80° · 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.
Survey Image
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