01576+4205 YSC 125

 
 
01h 57m 34.87s +42° 04' 36.1" P.A. 33.00 sep 0.0 mag 9.40,10.30 Sp G0 dist. 69.2 pc (225.73 l.y.)
 
 
Coord 2000 01576+4205 Discov num YSC 125 Comp Coord arcsec 2000 01 57 34.87 +42 04 36.1
Date first 2007 Date last 2007 Obs 1
Pa first 33 Pa last 32.7 P.A. Now (θ) 32.7°
Sep first 0.0 Sep last 0.021 Sep. Now (ρ) 0.021"
Mag pri 9.40 Mag sec 10.30 delta mag (ΔM) 0.9 Spectral class G0 (yellow)
Pri motion ra +284 Sec motion ra
Pri motion dec -102 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Andromeda HIP 9121 Tycho2 2824-01054-1 Gaia DR2 346081253464896128
BD BD+41 379 Distance 69.2 Distance ly 225.73
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier01576+4205
coord_arcsec_2000015734.65+420437.0
Period (P)694.87d± 0.35 Periastron (T)47889.5d (1989.993y)± 1.1 Semi-major axis (a)22.2m± 1.8
Eccentricity (e)0.57± 0.007 Inclination (i)96°± 5.7 Longitude of periastron (ω)310.2°± 1.1
Node (Ω)214.1°± 7.7 Notesn ReferenceRen2010
Equinox2000 Last observation1991 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000-01-01 72.6 0.005
2001-01-01 35.0 0.026
2002-01-01 54.4 0.009
2003-01-01 33.6 0.022
2004-01-01 47.9 0.013
2005-01-01 31.6 0.017
2006-01-01 44.5 0.017
2007-01-01 26.0 0.008
2008-01-01 42.3 0.021
2009-01-01 226.6 0.004
2010-01-01 40.7 0.024
2011-01-01 213.2 0.011
2012-01-01 39.4 0.026
2013-01-01 207.3 0.011
2014-01-01 38.3 0.027
2015-01-01 197.8 0.007
2016-01-01 37.3 0.028
2017-01-01 166.7 0.004
2018-01-01 36.3 0.028
2019-01-01 83.4 0.004
2020-01-01 35.3 0.026
2021-01-01 57.2 0.008
2022-01-01 34.0 0.024
2023-01-01 49.1 0.012
2024-01-01 32.3 0.018
2025-01-01 45.2 0.016
2026-01-01 28.4 0.011
2027-01-01 42.8 0.020
2028-01-01 260.1 0.001
2029-01-01 41.1 0.023
2030-01-01 214.8 0.010


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



 
 


wds01576%2B4205r.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic