Gamma Volantis — Double Star in Volans
HIP 34473; Gamma1 Volantis
Showpiece (77/100)
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1Physical Properties
Magnitude
5.69
Spectral Type
F2V
Star Color
Yellow-white
(B-V 0.40)
Distance
204 ly
2Position & Identifiers
RA
07h 08m 42.2s
Dec
-70° 29' 50.0"
Constellation
Volans
(Vol)
HR
2735
HIP
34473
HD
55864
SAO
256373
Bayer
Gamma1
Querying VizieR catalog...
3How easy to split?
Primary
5.7 mag
Companion
5.4 mag
Separation
13.6″
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| Telescope | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| 80 mm refractor 80mm refr. | Easy | Easy | Easy |
| 150 mm Newton 150mm Newt. | Easy | Easy | Easy |
| Celestron C8 (203 mm SCT) C8 203mm | Easy | Easy | Easy |
Easy
Medium
Hard
Very hard
Impossible
Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs
4Visibility
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Best season
Dec – Feb
(peak: Jan)
5Multiple Star System
Separation
13.6″
Companion Mag
5.4
Position Angle
299°
Star Colors
A: Yellow-white
B: Orange
Binary with HR 2736.
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
A: 5.7 · B: 5.4 · Sep: 13.6″ · PA: 299° · N up, E right
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 2.3″
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6
Size Comparison
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7
Compare Stars
8
Spectral Classification
9
Hertzsprung-Russell Diagram
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10
Stellar Lifecycle
11
Blackbody Spectrum
12
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
13
Stellar Fusion
Discover
14Stellar Notes
Combined light with HR 2736 varies, but 2736 is probably the variable.
0.018".
15
Light Travel Time Machine
16
Relativistic Travel
Nearby in the Sky
Other targets within a few degrees — pan your scope a little and keep exploring.
Visibility scores assume a 150 mm Newton at Bortle 4.
Gamma Vol
HIP 34481; Gamma2 Volantis
Colorful double, sep 14.5″
Double Star
mag 3.78
0.0°
Volans
NGC 2434
Elliptical galaxy
Galaxy
mag 11.2
2.6°
Volans
NGC 2249
Compact globular cluster
Globular Cluster
mag 12.23
4.0°
Dorado
NGC 2214
Open cluster
Open Cluster
mag 11.0
5.4°
Dorado
Epsilon Vol
Easy double, sep 5.7″
Double Star
mag 4.35
5.5°
Volans
Kappa Vol
HIP 40817; Kappa1 Volantis
Easy double, sep 64.0″
Double Star
mag 5.37
5.9°
Volans
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