01078-4129 RST 3352 (Ups Phe)
01h 07m 47.83s -41° 29' 13.0" P.A. 308.00 sep 0.3 mag 5.54,6.88 Sp A3IV dist. 56.95 pc (185.77 l.y.)
Coord 2000 |
01078-4129 |
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Discov num |
RST3352 |
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Comp |
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Coord arcsec 2000 |
01 07 47.83 -41 29 13.0 |
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Date first |
1936 |
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Date last |
2020 |
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Obs |
47 |
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Pa first |
306 |
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Pa last |
307.5 |
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P.A. Now (θ) |
313.5° |
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Sep first |
0.2 |
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Sep last |
0.303 |
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Sep. Now (ρ) |
0.322" |
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Mag pri |
5.54 |
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Mag sec |
6.88 |
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delta mag (ΔM) |
1.34 |
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Spectral class |
A3IV (white) |
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Pri motion ra |
+038 |
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Sec motion ra |
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Pri motion dec |
+010 |
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Sec motion dec |
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Notes |
N
O
(See Notes, Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Name |
Ups Phe |
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Constellation |
Phoenix |
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SAO |
215374 |
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HIP |
5300 |
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Tycho2 |
7537-00994-1 |
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Gaia DR2 |
4987749854469123328 |
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HD |
6767 |
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HR |
331 |
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GC |
1378 |
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CD |
CD-42 391 |
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CP |
CP-42 111 |
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Bayer |
Upsilon Phoenicis |
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Bayer name |
Ups Phe |
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FK5 |
1031 |
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Distance |
56.95 |
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Distance ly |
185.77 |
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Bayer greek |
υ Phe |
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ORBITAL ELEMENTS
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 |
Notes | n | |
Reference | DRs2012 | |
Equinox | | |
Last observation | 2007 | |
Grade | 2 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
328.3 |
0.286 |
2001 |
331.9 |
0.260 |
2002 |
336.6 |
0.227 |
2003 |
343.0 |
0.187 |
2004 |
353.5 |
0.141 |
2005 |
14.6 |
0.094 |
2006 |
61.9 |
0.068 |
2007 |
109.2 |
0.092 |
2008 |
132.2 |
0.128 |
2009 |
146.6 |
0.144 |
2010 |
160.1 |
0.138 |
2011 |
176.7 |
0.120 |
2012 |
199.3 |
0.103 |
2013 |
227.1 |
0.099 |
2014 |
252.1 |
0.113 |
2015 |
269.8 |
0.139 |
2016 |
281.6 |
0.169 |
2017 |
289.8 |
0.199 |
2018 |
295.8 |
0.228 |
2019 |
300.6 |
0.255 |
2020 |
304.5 |
0.278 |
2021 |
307.8 |
0.297 |
2022 |
310.8 |
0.311 |
2023 |
313.5 |
0.322 |
2024 |
316.2 |
0.327 |
2025 |
318.7 |
0.327 |
2026 |
321.3 |
0.322 |
2027 |
324.1 |
0.311 |
2028 |
327.1 |
0.294 |
2029 |
330.5 |
0.270 |
2030 |
334.8 |
0.240 |
2031 |
340.4 |
0.202 |
2032 |
349.0 |
0.158 |
2033 |
4.9 |
0.110 |
2034 |
41.4 |
0.072 |
2035 |
95.7 |
0.080 |
2036 |
125.5 |
0.117 |
2037 |
141.8 |
0.142 |
2038 |
155.1 |
0.142 |
2039 |
170.1 |
0.127 |
2040 |
190.4 |
0.108 |
2041 |
216.9 |
0.099 |
2042 |
243.9 |
0.107 |
2043 |
264.3 |
0.129 |
2044 |
277.9 |
0.158 |
2045 |
287.2 |
0.189 |
2046 |
293.9 |
0.218 |
2047 |
299.0 |
0.246 |
2048 |
303.1 |
0.270 |
2049 |
306.7 |
0.290 |
2050 |
309.8 |
0.306 |
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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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