Psi Vir
HIP 62985; Psi Vir; 40 Vir
DoubleStar
Vir
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
4.79
Variable Type
Slow Irregular Variable
Spectral Type
M3-IIICa-1
Star Color
Red
(B-V 1.60)
Distance
155.3 ly
Position & Identifiers
RA
12h 54m 21.2s
Dec
-09° 32' 20.0"
Constellation
Vir
HR
4902
HIP
62985
Bayer
Psi
Flamsteed
40 Vir
Variable ID
Psi Vir
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Visibility
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Multiple Star System
Separation
0.2″
Companion Mag
8.3
Position Angle
111°
Star Colors
A: Red
Discoverer
OCC 387
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.2″ · PA: 111° · N up, E left
Unresolved · 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 4.7 - 4.8V.
Close binary, sep. 0.040", unresolved by speckle interferometry. If companion on main sequence, the inferred spectral | type is F6V.
Ultraviolet FeII emission.
Occultation diam. = 0.00492 - 0.0065".
Survey Image
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