Scheat
HIP 113881; Beta Peg; 53 Peg
Observable Variable Star
Excellent (65/100)
Range: 2.3 - 2.7, Period: 43.0d, Type: SR
HIP 113881; Beta Peg; 53 Peg
VariableStar
Peg
Visible
Level 1
Naked eye / Binoculars - Monitor brightness changes
Physical Properties
Magnitude
2.42
Range
2.3 - 2.7
Period
43.000 days
Variable Type
Semi-Regular Variable
Spectral Type
M3III
Star Color
Red
(B-V 1.67)
Distance
196.0 ly
Position & Identifiers
RA
23h 03m 46.5s
Dec
+28° 04' 58.0"
Constellation
Peg
HR
8775
HIP
113881
Bayer
Beta
Flamsteed
53 Peg
Variable ID
Bet Peg
Double Cat
16483
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Visibility
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Light Curve
Comparison Stars for Scheat (2.3–2.7)
Nearby stable stars for estimating brightness (AAVSO)
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Multiple Star System
Components
3
Component IDs
AC
Separation
130.1″
Companion Mag
12.0
Position Angle
215°
Star Colors
A: Red
Discoverer
HJ 1842
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 130.1″ · PA: 215° · 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
Lb 2.31 - 2.74V.
Ultraviolet FeII emission.
SCHEAT; Sheat; Seat Alpheras; Menkib.
Survey Image
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