01450+2703 COU 750

 
 
01h 44m 58.89s +27° 02' 47.6" P.A. 28.00 sep 0.3 mag 9.70,9.70 Sp K2
 
 
Coord 2000 01450+2703 Discov num COU 750 Comp Coord arcsec 2000 01 44 58.89 +27 02 47.6
Date first 1972 Date last 2013 Obs 16
Pa first 50 Pa last 28.4 P.A. Now (θ) 28.4°
Sep first 0.2 Sep last 0.277 Sep. Now (ρ) 0.277"
Mag pri 9.70 Mag sec 9.70 delta mag (ΔM) 0 Spectral class K2 (yellow-orange)
Pri motion ra +014 Sec motion ra
Pri motion dec -002 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pisces Tycho2 1759-01857-1 Gaia DR2 298661344180380288
 
 
ORBITAL ELEMENTS
 
 
Period (P)58.18y Periastron (T)2000.4y Semi-major axis (a)0.356a
Eccentricity (e)0.752 Inclination (i)80.9° Longitude of periastron (ω)247.4°
Node (Ω)23.2° Notesn ReferenceDoc2005c
Equinox2000 Last observation2004 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 211.2 0.070
2001 352.2 0.029
2002 17.0 0.111
2003 21.2 0.173
2004 23.3 0.219
2005 24.7 0.255
2006 25.9 0.282
2007 26.8 0.304
2008 27.7 0.321
2009 28.4 0.334
2010 29.1 0.344
2011 29.8 0.352
2012 30.4 0.358
2013 31.1 0.361
2014 31.7 0.363
2015 32.3 0.363
2016 32.9 0.362
2017 33.6 0.360
2018 34.2 0.356
2019 34.9 0.352
2020 35.5 0.346
2021 36.2 0.340
2022 37.0 0.332
2023 37.7 0.324
2024 38.5 0.315
2025 39.4 0.306
2026 40.3 0.296
2027 41.2 0.285
2028 42.3 0.274
2029 43.4 0.262
2030 44.7 0.250


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



 
 


wds01450%2B2703b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic