Titawin — Star in Andromeda
HIP 7513; Upsilon Andromedae; 50 Andromedae
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1Physical Properties
Magnitude
4.09
Spectral Type
F8V
Star Color
Yellow
(B-V 0.54)
Distance
53 ly
2Position & Identifiers
RA
01h 36m 47.8s
Dec
+41° 24' 20.0"
Constellation
Andromeda
(And)
HR
458
HIP
7513
HD
9826
SAO
37362
Bayer
Upsilon
Flamsteed
50 And
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Medium+ | Medium+ | Medium |
| 50 mm finder 50mm finder | Easy | Easy | Easy |
| 150 mm telescope 150mm scope | Easy | Easy | Easy |
Easy
Medium
Hard
Very hard
Impossible
Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs
4Visibility
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Best season
Sep – Nov
(peak: Oct)
5Survey Image
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7
Size Comparison
Querying VizieR for stellar data…
8
Compare Stars
9
Spectral Classification
10
Hertzsprung-Russell Diagram
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11
Stellar Lifecycle
12
Blackbody Spectrum
13
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
14
Stellar Fusion
15
Exoplanets
3 known planets
View in 3D
View this system in the 3D Orrery
Interactive Keplerian orbits, procedural planet textures, habitable zone.
| Planet | Radius | Mass | Period | Distance |
|---|---|---|---|---|
| ups And b | 14.00R⊕ | 0.69M♃ | 4.6d | 44ly |
| ups And c | 12.30R⊕ | 13.98M♃ | 241.3d | 44ly |
| ups And d | 12.50R⊕ | 10.25M♃ | 3.5yr | 44ly |
Habitable Zone
Size & Mass Comparison
About exoplanets — how we find them and which host stars you can observe
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16Stellar Notes
Both visual companions probably optical.
197.9d, K 1.8k/s, V0 -27.7k/s, asini 4.79. Orbit questioned by Morbey and Griffin (1987, ApJ, 317, 343). | Unresolved by speckle interferometry.
17
Light Travel Time Machine
18
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.
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