TV Gem
Observable Variable Star
Good (55/100)
Range: 8.7 - 9.5, Period: 182.0d, Type: SR
HIP 29416
VariableStar
Gem
Visible
Level 3
Medium telescope (6-8") - Monitor brightness changes
Physical Properties
Magnitude
6.56
Variable Type
Semi-Regular Variable
Spectral Type
M0-1Iab
Star Color
Red
(B-V 2.25)
Position & Identifiers
RA
06h 11m 51.4s
Dec
+21° 52' 07.0"
Constellation
Gem
HR
2190
HIP
29416
Variable ID
TV Gem
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Visibility
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Comparison Stars for TV Gem (8.7–9.5)
Nearby stable stars for estimating brightness (AAVSO)
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Multiple Star System
Separation
0.1″
Companion Mag
7.8
Position Angle
-1°
Star Colors
A: Red
Discoverer
OCC 878
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.1″ · PA: -1° · 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
SRc 8.7 - 9.5p, 182d.
IUE observations of uv continuum suggest an early-type companion, B9 or A1III-IV.
Gem OB1.
Also classified K5.5-M1.3Iab.
Survey Image
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