22419+2126 STF 2934 (HD 215013)

 
 
22h 41m 51.68s +21° 25' 53.0" P.A. 55.00 sep 1.4 mag 8.64,9.55 Sp F7.7V+G3V dist. 88.11 pc (287.41 l.y.)
 
 
Coord 2000 22419+2126 Discov num STF2934 Comp Coord arcsec 2000 22 41 51.68 +21 25 53.0
Date first 1830 Date last 2021 Obs 233
Pa first 188 Pa last 55 P.A. Now (θ) 55°
Sep first 1.2 Sep last 1.405 Sep. Now (ρ) 1.405"
Mag pri 8.64 Mag sec 9.55 delta mag (ΔM) 0.91 Spectral class F7.7V+G3V (yellow-white/yellow)
Pri motion ra +064 Sec motion ra +064
Pri motion dec -069 Sec motion dec -069
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 215013 Constellation Pegasus SAO 90719 HIP 112063
Tycho2 1709-00543-1 Gaia DR2 2834934983823457664 HD 215013 GC 31676
ADS 16185 BD BD+20 5208 Distance 88.11 Distance ly 287.41
 
 
ORBITAL ELEMENTS
 
 
Period (P)1210.2004y± 712.0123 Periastron (T)1800.2793y± 24.4049 Semi-major axis (a)5.80451a± 3.00149
Eccentricity (e)0.85683± 0.10635 Inclination (i)98.325°± 4.413 Longitude of periastron (ω)119.298°± 25.938
Node (Ω)5.502°± 6.702 Notesn ReferenceIzm2019
Equinox Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 60.2 1.274
2001 59.7 1.285
2002 59.2 1.295
2003 58.8 1.306
2004 58.4 1.317
2005 57.9 1.328
2006 57.5 1.339
2007 57.1 1.350
2008 56.7 1.361
2009 56.3 1.372
2010 55.9 1.383
2011 55.5 1.394
2012 55.1 1.405
2013 54.8 1.416
2014 54.4 1.427
2015 54.0 1.439
2016 53.7 1.450
2017 53.3 1.462
2018 53.0 1.473
2019 52.6 1.484
2020 52.3 1.496
2021 52.0 1.507
2022 51.6 1.519
2023 51.3 1.531
2024 51.0 1.542
2025 50.7 1.554
2026 50.4 1.565
2027 50.1 1.577
2028 49.8 1.589
2029 49.5 1.601
2030 49.2 1.612


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



 
 


wds22419%2B2126c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
SUSPECTED ORBITAL ELEMENTS
 
 
Identifier22419+2126 STF2934 A
coord_arcsec_2000224151.63+212553.5
Period (P)81y Periastron (T)1992.3y Semi-major axis (a)0.101a
Eccentricity (e)0.47 Inclination (i)58.4° Longitude of periastron (ω)308.9°
Node (Ω)199.3° Notesn ReferenceZir2013c
Equinox2000 Last observation2011 Grade9(1=Definitive, 9=Indet.)
label theta rho
2000 218.0 0.066
2001 222.7 0.066
2002 227.5 0.066
2003 232.3 0.065
2004 237.3 0.065
2005 242.4 0.064
2006 247.6 0.063
2007 252.9 0.062
2008 258.3 0.062
2009 263.8 0.062
2010 269.3 0.062
2011 274.7 0.062
2012 280.1 0.063
2013 285.3 0.064
2014 290.3 0.065
2015 295.1 0.067
2016 299.7 0.069
2017 304.0 0.071
2018 308.1 0.073
2019 311.9 0.075
2020 315.5 0.078
2021 318.8 0.080
2022 322.0 0.083
2023 324.9 0.086
2024 327.7 0.088
2025 330.3 0.091
2026 332.7 0.094
2027 335.0 0.097
2028 337.2 0.099
2029 339.3 0.102
2030 341.3 0.105


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



 
 


wds22419%2B2126t.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic