Coord 2000 | 01078-4129 |
Discov num | RST3352 |
Comp | Coord arcsec 2000 | 01 07 47.83 -41 29 13.0 |
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Date first | 1936 |
Date last | 2018 |
Obs | 46 |
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Pa first | 306 |
Pa last | 300 |
P.A. Now (θ) | 304.5° |
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Sep first | 0.2 |
Sep last | 0.3 |
Sep. Now (ρ) | 0.28" |
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Mag pri | 5.54 |
Mag sec | 6.88 |
delta mag (ΔM) | 1.34 |
Spectral class | A3IV (white) |
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Pri motion ra | +038 |
Sec motion ra | |||||||||
Pri motion dec | +010 |
Sec motion dec | |||||||||
Notes |
Precise pa | 299.8 |
Precise sep | 0.257 |
Name | Ups Phe |
Constellation | Phoenix |
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SAO | 215374 |
HIP | 5300 |
Tycho2 | 7537-00994-1 |
Gaia DR2 | 54469123328 |
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HD | 6767 |
HR | 331 |
GC | 1378 |
CD | CD-42 391 |
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CP | CP-42 111 |
Bayer | Upsilon Phoenicis |
Bayer name | Ups Phe |
Distance | 56.95 |
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Distance ly | 185.77 |
last precise pa | 299.8 |
last precise sep | 0.257 |
Period (P) | 28.36y | ± 0.04 | Periastron (T) | 2007.94y | ± 0.02 | Semi-major axis (a) | 0.2396a | ± 0.0005 |
Eccentricity (e) | 0.424 | ± 0.002 | Inclination (i) | 65.3° | ± 0.3 | Longitude of periastron (ω) | 333.9° | ± 0.4 |
Node (Ω) | 142.7° | ± 0.3 | Note | Grade | 2 | (1=Definitive, 9=Indet.) | ||
Equinox | Last observation | 2007 |
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
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![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
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coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
01078-4129 | RST3352 | 2001 | 35 | 337 | 0.2 | 5.54 | 6.88 | A3IV | NOD | 010747.83-412913.0 | |
01078-4129 | RST3352 | 2008 | 38 | 141 | 0.1 | 5.54 | 6.88 | A3IV | NOD | 010747.83-412913.0 | |
01078-4129 | RST3352 | 2009 | 40 | 336 | 0.1 | 5.54 | 6.88 | A3IV | NOD | 010747.83-412913.0 | |
01078-4129 | RST3352 | 2014 | 45 | 270 | 0.1 | 5.54 | 6.88 | A3IV | NO | 010747.83-412913.0 | |
01078-4129 | RST3352 | 2018 | 46 | 300 | 0.3 | 5.54 | 6.88 | A3IV | NO | 010747.83-412913.0 |