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
 
 
Identifier01425+2016
coord_arcsec_2000014229.95+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)
Node (Ω)12.67°± 23.8 Notesn ReferenceHIP1997d
Equinox Last observation1991 Grade9(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


 
grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.



 
 


wds01425%2B2016r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic