HIP 107887
HIP 107887
DoubleStar
Peg
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.77
Spectral Type
B8III
Star Color
Blue-white
(B-V -0.10)
Position & Identifiers
RA
21h 51m 34.2s
Dec
+19° 49' 36.0"
Constellation
Peg
HR
8348
HIP
107887
Double Cat
15383
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
18.9″
Companion Mag
11.4
Position Angle
98°
Star Colors
A: Blue-white
Discoverer
HJ 947
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 18.9″ · PA: 98° · 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
Both components optical.
Also classified B6Vp.
Survey Image
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