30 Peg
HIP 110298; 30 Peg
DoubleStar
Peg
Visible
Level 4
Large telescope (10"+) - Requires steady seeing
Physical Properties
Magnitude
5.37
Spectral Type
B5IV
Star Color
Blue-white
(B-V -0.02)
Position & Identifiers
RA
22h 20m 27.6s
Dec
+05° 47' 22.0"
Constellation
Peg
HR
8513
HIP
110298
Flamsteed
30 Peg
Double Cat
15847
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Visibility
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Multiple Star System
Components
3
Component IDs
AC
Separation
6.4″
Companion Mag
11.5
Position Angle
17°
Star Colors
A: Blue-white
Discoverer
HJ 962
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 6.4″ · PA: 17° · 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. B, 10.7v A7V at 6"; C, F6IV, optical.
Survey Image
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