23087+0208 RBR 53 (5 Psc)
23h 08m 40.84s +02° 07' 39.4" P.A. 252.00 sep 1.8 mag 5.40,12.00 Sp G6IIIb dist. 81.5 pc (265.85 l.y.)
| Coord 2000 |
23087+0208 |
|
Discov num |
RBR 53 |
|
Comp |
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|
Coord arcsec 2000 |
23 08 40.84 +02 07 39.4 |
|
| Date first |
2003 |
|
Date last |
2003 |
|
Obs |
1 |
|
| Pa first |
252 |
|
Pa last |
252 |
|
P.A. Now (θ) |
252° |
|
| Sep first |
1.8 |
|
Sep last |
1.84 |
|
Sep. Now (ρ) |
1.84" |
|
| Mag pri |
5.40 |
|
Mag sec |
12.00 |
|
delta mag (ΔM) |
6.6 |
|
Spectral class |
G6IIIb (yellow) |
|
| Pri motion ra |
+140 |
|
Sec motion ra |
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| Pri motion dec |
+110 |
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Sec motion dec |
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| Notes |
N
(See Notes) |
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Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
| Name |
5 Psc |
|
Constellation |
Pisces |
|
SAO |
127993 |
|
HIP |
114273 |
|
| Tycho2 |
0576-01918-1 |
|
Gaia DR2 |
2658379632881716480 |
|
HD |
218527 |
|
HR |
8807 |
|
| GC |
32233 |
|
BD |
BD+01 4686 |
|
Flamsteed |
5 Piscium |
|
Flamsteed name |
5 Psc |
|
| FK5 |
3854 |
|
Distance |
81.5 |
|
Distance ly |
265.85 |
|
SUSPECTED ORBITAL ELEMENTS
| Identifier | 23087+0208 |
| coord_arcsec_2000 | 230840.84+020739.4 |
| Period (P) | 780.9324d (2.14y) | ± 76.3685 |
Periastron (T) | 48064.5508d (1990.472y) | ± 37.3682 |
Semi-major axis (a) | 10.5m | ± 2.12 |
| Eccentricity (e) | 0 | |
Inclination (i) | 80.75° | ± 6.95 |
Longitude of periastron (ω) | 0° | |
| Node (Ω) | 62.7° | ± 10.45 |
Notes | n | |
Reference | HIP1997d | |
| Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
240.1 |
0.010 |
| 2001-01-01 |
57.9 |
0.009 |
| 2002-01-01 |
235.3 |
0.008 |
| 2003-01-01 |
51.6 |
0.007 |
| 2004-01-01 |
225.7 |
0.005 |
| 2005-01-01 |
33.6 |
0.003 |
| 2006-01-01 |
178.7 |
0.002 |
| 2007-01-01 |
294.7 |
0.002 |
| 2008-01-01 |
88.0 |
0.004 |
| 2009-01-01 |
258.0 |
0.006 |
| 2010-01-01 |
72.8 |
0.007 |
| 2011-01-01 |
249.4 |
0.009 |
| 2012-01-01 |
66.9 |
0.010 |
| 2013-01-01 |
244.8 |
0.010 |
| 2014-01-01 |
62.9 |
0.010 |
| 2015-01-01 |
241.0 |
0.010 |
| 2016-01-01 |
59.0 |
0.010 |
| 2017-01-01 |
236.6 |
0.009 |
| 2018-01-01 |
53.6 |
0.008 |
| 2019-01-01 |
229.0 |
0.006 |
| 2020-01-01 |
40.7 |
0.004 |
| 2021-01-01 |
200.5 |
0.002 |
| 2022-01-01 |
323.0 |
0.002 |
| 2023-01-01 |
97.1 |
0.003 |
| 2024-01-01 |
261.9 |
0.005 |
| 2025-01-01 |
75.0 |
0.006 |
| 2026-01-01 |
250.9 |
0.008 |
| 2027-01-01 |
68.1 |
0.009 |
| 2028-01-01 |
245.8 |
0.010 |
| 2029-01-01 |
63.8 |
0.010 |
| 2030-01-01 |
242.0 |
0.010 |
|
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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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