HIP 87813
HIP 87813
DoubleStar
Ser
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.89
Spectral Type
A1V
Star Color
White
(B-V 0.05)
Position & Identifiers
RA
17h 56m 19.0s
Dec
-15° 48' 45.0"
Constellation
Ser
HR
6681
HIP
87813
Double Cat
10891
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
20.6″
Companion Mag
9.2
Position Angle
157°
Star Colors
A: White
Discoverer
HJ 2814
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 20.6″ · PA: 157° · 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
AB CPM; C, 12v at 34" optical.
Survey Image
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