HIP 21377
HIP 21377
DoubleStar
Eri
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
6.37
Spectral Type
A1m
Star Color
White
(B-V 0.11)
Position & Identifiers
RA
04h 35m 14.0s
Dec
-09° 44' 12.0"
Constellation
Eri
HR
1460
HIP
21377
Double Cat
3318
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Visibility
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Multiple Star System
Separation
12.8″
Companion Mag
7.6
Position Angle
260°
Star Colors
A: White
B: Yellow-white
Discoverer
STF 570
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 12.8″ · PA: 260° · 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. Companion A7V.
Survey Image
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