HIP 87381
HIP 87381
DoubleStar
Sco
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
6.66
Spectral Type
A0Vn
Star Color
White
(B-V 0.04)
Position & Identifiers
RA
17h 51m 12.5s
Dec
-30° 33' 26.0"
Constellation
Sco
HR
6645
HIP
87381
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Visibility
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Multiple Star System
Separation
10.1″
Companion Mag
8.1
Companion Sp
B9V
Position Angle
189°
Star Colors
A: White
B: Blue-white
Discoverer
PZ 5
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 10.1″ · PA: 189° · 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
Companion A0IV. Fixed sep.
Survey Image
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