57 Tau
HIP 20219; 57 Tau
DoubleStar
Tau
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.59
Range
5.55 - 5.59
Period
1.3 hours
Variable Type
Delta Scuti (Low Amplitude)
Spectral Type
F0IV
Star Color
Yellow-white
(B-V 0.28)
Position & Identifiers
RA
04h 19m 57.7s
Dec
+14° 02' 07.0"
Constellation
Tau
HR
1351
HIP
20219
Flamsteed
57 Tau
Variable ID
V483 Tau
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Visibility
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Light Curve
Multiple Star System
Separation
34.4″
Companion Mag
13.5
Position Angle
0°
Star Colors
A: Yellow-white
Discoverer
BUP 53
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 34.4″ · PA: 0° · 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
Delta Sct 5.56 - 5.59V, 0.054d.
Binary.
In Taurus cluster; Mel 25 #30; the Hyades.
Survey Image
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