HIP 20284
HIP 20284
DoubleStar
Tau
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
6.17
Spectral Type
F6V
Star Color
Yellow
(B-V 0.46)
Position & Identifiers
RA
04h 20m 52.8s
Dec
+13° 51' 51.0"
Constellation
Tau
HR
1358
HIP
20284
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Visibility
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Multiple Star System
Separation
1.3″
Companion Mag
14.5
Companion Sp
F6V
Position Angle
11°
Star Colors
A: Yellow
B: Yellow
Discoverer
BAS 3
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 1.3″ · PA: 11° · 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
3.0591d, K 71.0k/s, V0 +36.1k/s, msin3i 0.493, asini 2.99, i 51d? vsini both components 12k/s.
In Taurus cluster; Mel 25 #34; the Hyades.
Survey Image
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