14357-4537 HDS 2060 (HD 127974)
14h 35m 44.96s -45° 37' 06.4" P.A. 47.00 sep 0.2 mag 8.29,9.90 Sp G0/G1V dist. 78.12 pc (254.83 l.y.)
| Coord 2000 |
14357-4537 |
|
Discov num |
HDS2060 |
|
Comp |
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Coord arcsec 2000 |
14 35 44.96 -45 37 06.4 |
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| Date first |
1991 |
|
Date last |
2021 |
|
Obs |
7 |
|
| Pa first |
26 |
|
Pa last |
46.8 |
|
P.A. Now (θ) |
46.8° |
|
| Sep first |
0.3 |
|
Sep last |
0.224 |
|
Sep. Now (ρ) |
0.224" |
|
| Mag pri |
8.29 |
|
Mag sec |
9.90 |
|
delta mag (ΔM) |
1.61 |
|
Spectral class |
G0/G1V (yellow) |
|
| Pri motion ra |
-052 |
|
Sec motion ra |
|
|
| Pri motion dec |
-006 |
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Sec motion dec |
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| Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 127974 |
|
Constellation |
Lupus |
|
SAO |
225048 |
|
HIP |
71369 |
|
| Tycho2 |
8278-01567-1 |
|
Gaia DR2 |
6098403555130117248 |
|
HD |
127974 |
|
GC |
19658 |
|
| CD |
CD-45 9285 |
|
CP |
CP-45 6915 |
|
Distance |
78.12 |
|
Distance ly |
254.83 |
|
ORBITAL ELEMENTS
| Period (P) | 76.943y | |
Periastron (T) | 2010.466y | |
Semi-major axis (a) | 0.334a | |
| Eccentricity (e) | 0.614 | |
Inclination (i) | 101.2° | |
Longitude of periastron (ω) | 191.6° | |
| Node (Ω) | 36° | |
Notes | n | |
Reference | Tok2018e | |
| Equinox | 2000 | |
Last observation | 2018 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
9.6 |
0.127 |
| 2001 |
3.3 |
0.101 |
| 2002 |
353.0 |
0.077 |
| 2003 |
334.1 |
0.056 |
| 2004 |
301.0 |
0.046 |
| 2005 |
266.2 |
0.053 |
| 2006 |
245.1 |
0.072 |
| 2007 |
233.5 |
0.095 |
| 2008 |
226.1 |
0.114 |
| 2009 |
220.7 |
0.128 |
| 2010 |
216.0 |
0.130 |
| 2011 |
210.9 |
0.119 |
| 2012 |
203.9 |
0.096 |
| 2013 |
191.4 |
0.066 |
| 2014 |
160.2 |
0.040 |
| 2015 |
102.9 |
0.041 |
| 2016 |
72.7 |
0.068 |
| 2017 |
60.9 |
0.101 |
| 2018 |
54.9 |
0.134 |
| 2019 |
51.3 |
0.166 |
| 2020 |
48.9 |
0.196 |
| 2021 |
47.1 |
0.225 |
| 2022 |
45.7 |
0.253 |
| 2023 |
44.5 |
0.278 |
| 2024 |
43.6 |
0.302 |
| 2025 |
42.7 |
0.325 |
| 2026 |
42.0 |
0.346 |
| 2027 |
41.4 |
0.366 |
| 2028 |
40.8 |
0.384 |
| 2029 |
40.3 |
0.402 |
| 2030 |
39.8 |
0.418 |
|
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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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