88 Tau
Good (49/100)
HIP 21402; 88 Tau
DoubleStar
Tau
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
4.25
Spectral Type
A5m
Star Color
Yellow-white
(B-V 0.18)
Distance
91 ly
Position & Identifiers
RA
04h 35m 39.3s
Dec
+10° 09' 39.0"
Constellation
Tau
HR
1458
HIP
21402
Flamsteed
88 Tau
Double Cat
3317
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Visibility
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Multiple Star System
Separation
69.2″
Companion Mag
7.8
Position Angle
300°
Star Colors
A: Yellow-white
B: Yellow
Discoverer
SHJ 45
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 69.2″ · PA: 300° · 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 Fusion
Stellar Notes
ADS 3317A, E?, 4.23 - 4.30V.
CPM. Companion 7.84V, +0.54(B-V), +0.04(U-B), F8V. vsini =<25k/s.
ADS 3317A, 3.57124d, K 76.3k/s, V0 +28.7k/s, asini 3.75.
Hyades group.
Also classified A6-7III-IVmw.
Diam. relative to Sun = 2.2.
Survey Image
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