HIP 19571
Observable Double Star
Good (47/100)
Sep: 61.8", Companion: mag 7.7
HIP 19571
DoubleStar
Eri
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.79
Spectral Type
A2m
Star Color
Yellow-white
(B-V 0.18)
Position & Identifiers
RA
04h 11m 36.2s
Dec
-20° 21' 22.0"
Constellation
Eri
HR
1300
HIP
19571
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Visibility
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Multiple Star System
Separation
61.8″
Companion Mag
7.7
Companion Sp
F0
Position Angle
334°
Star Colors
A: Yellow-white
B: Yellow-white
Discoverer
SRT 2
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 61.8″ · PA: 334° · 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
3.6587d, K 104.5k/s, V0 +32.8k/s, msin3i 1.75, asini 5.26. Two equal Am stars. Same vsini 30k/s.
Survey Image
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