01425+2016 HJ 2071 AB (107 Psc)
01h 42m 29.76s +20° 16' 06.6" P.A. 11.00 sep 54.1 mag 5.34,11.70 Sp K1V dist. 7.53 pc (24.56 l.y.)
| Coord 2000 |
01425+2016 |
|
Discov num |
HJ 2071 |
|
Comp |
AB |
|
Coord arcsec 2000 |
01 42 29.76 +20 16 06.6 |
|
| Date first |
1879 |
|
Date last |
2000 |
|
Obs |
7 |
|
| Pa first |
223 |
|
Pa last |
10.9 |
|
P.A. Now (θ) |
10.9° |
|
| Sep first |
38.5 |
|
Sep last |
54.063 |
|
Sep. Now (ρ) |
54.063" |
|
| Mag pri |
5.34 |
|
Mag sec |
11.70 |
|
delta mag (ΔM) |
6.36 |
|
Spectral class |
K1V (yellow-orange) |
|
| Pri motion ra |
-302 |
|
Sec motion ra |
|
|
| Pri motion dec |
-679 |
|
Sec motion dec |
|
|
| Notes |
N
L
(See Notes, Linear solution) |
|
Nature of this double is uncertain.
01425+2016 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
107 Psc |
74883 |
01 42 30 +20 16 07 |
HJ 2071 AB |
2000 |
7 |
11 |
54.1 |
5.34 |
11.70 |
6.36 |
|
<=== |
| Show |
|
74883 |
01 42 30 +20 16 07 |
HJ 2071 AC |
2000 |
14 |
4 |
154.8 |
5.34 |
12.10 |
6.76 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
107 Psc |
|
Var name |
NSV600 Psc |
|
Constellation |
Pisces |
|
SAO |
74883 |
|
| HIP |
7981 |
|
Tycho2 |
1211-01733-1 |
|
HD |
10476 |
|
HR |
493 |
|
| GC |
2080 |
|
GL |
Gl 68 |
|
BD |
BD+19 279 |
|
Flamsteed |
107 Piscium |
|
| Flamsteed name |
107 Psc |
|
Distance |
7.53 |
|
Distance ly |
24.56 |
|
SUSPECTED ORBITAL ELEMENTS
| Identifier | 01425+2016 |
| coord_arcsec_2000 | 014229.95+201612.5 |
| Period (P) | 207.2707d | ± 6.1799 |
Periastron (T) | 48213.7852d (1990.881y) | ± 11.9614 |
Semi-major axis (a) | 4.55m | ± 2.1 |
| Eccentricity (e) | 0 | |
Inclination (i) | 89.01° | ± 22.95 |
Longitude of periastron (ω) | 0° | |
| Node (Ω) | 12.67° | ± 23.8 |
Notes | n | |
Reference | HIP1997d | |
| Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
13.1 |
0.004 |
| 2001-01-01 |
10.9 |
0.002 |
| 2002-01-01 |
193.3 |
0.004 |
| 2003-01-01 |
191.4 |
0.003 |
| 2004-01-01 |
13.6 |
0.003 |
| 2005-01-01 |
11.7 |
0.003 |
| 2006-01-01 |
193.9 |
0.003 |
| 2007-01-01 |
192.0 |
0.004 |
| 2008-01-01 |
14.4 |
0.002 |
| 2009-01-01 |
12.2 |
0.004 |
| 2010-01-01 |
195.2 |
0.002 |
| 2011-01-01 |
192.4 |
0.004 |
| 2012-01-01 |
17.1 |
0.001 |
| 2013-01-01 |
12.5 |
0.005 |
| 2014-01-01 |
206.9 |
|
| 2015-01-01 |
192.7 |
0.005 |
| 2016-01-01 |
181.2 |
|
| 2017-01-01 |
12.8 |
0.004 |
| 2018-01-01 |
8.6 |
0.001 |
| 2019-01-01 |
193.0 |
0.004 |
| 2020-01-01 |
190.3 |
0.002 |
| 2021-01-01 |
13.2 |
0.004 |
| 2022-01-01 |
11.0 |
0.002 |
| 2023-01-01 |
193.4 |
0.004 |
| 2024-01-01 |
191.5 |
0.003 |
| 2025-01-01 |
13.6 |
0.003 |
| 2026-01-01 |
11.8 |
0.003 |
| 2027-01-01 |
194.0 |
0.003 |
| 2028-01-01 |
192.0 |
0.004 |
| 2029-01-01 |
14.5 |
0.002 |
| 2030-01-01 |
12.2 |
0.004 |
|
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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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