HIP 17900
HIP 17900
DoubleStar
Tau
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
6.17
Spectral Type
B8V
Star Color
Blue-white
(B-V -0.05)
Position & Identifiers
RA
03h 49m 43.5s
Dec
+23° 42' 42.0"
Constellation
Tau
HR
1183
HIP
17900
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Visibility
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Multiple Star System
Separation
96.5″
Companion Mag
11.6
Position Angle
104°
Star Colors
A: Blue-white
Discoverer
HL 32
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 96.5″ · PA: 104° · 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
Pleiades cluster; Mel 22 #2425.
Survey Image
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