3 Peg
HIP 106783; 3 Peg
DoubleStar
Peg
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
6.18
Spectral Type
A2V
Star Color
White
(B-V 0.02)
Position & Identifiers
RA
21h 37m 43.7s
Dec
+06° 37' 06.0"
Constellation
Peg
HR
8265
HIP
106783
Flamsteed
3 Peg
Double Cat
15147
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Multiple Star System
Components
3
Component IDs
AB
Separation
38.7″
Companion Mag
7.5
Position Angle
349°
Star Colors
A: White
B: Yellow-white
Discoverer
STFA 56
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 38.7″ · PA: 349° · N up, E left
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″
Size Comparison
Querying VizieR for stellar data…
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
Loading HR diagram…
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Notes
AB CPM. B is 7.65V, +0.37(B-V), -0.01(U-B), F2V; vsini 30k/s.
SB = occultation binary unresolved by speckle interferometry.
Survey Image
Loading survey image…