09512+3629 HO 369 AB

 
 
09h 51m 09.34s +36° 29' 20.8" P.A. 284.00 sep 0.3 mag 8.02,9.85 Sp F2 dist. 121.21 pc (395.39 l.y.)
 
 
Coord 2000 09512+3629 Discov num HO  369 Comp AB Coord arcsec 2000 09 51 09.34 +36 29 20.8
Date first 1891 Date last 2020 Obs 86
Pa first 98 Pa last 284.4 P.A. Now (θ) 107.9°
Sep first 0.3 Sep last 0.29 Sep. Now (ρ) 0.296"
Mag pri 8.02 Mag sec 9.85 delta mag (ΔM) 1.83 Spectral class F2 (yellow-white)
Pri motion ra -098 Sec motion ra -098
Pri motion dec -020 Sec motion dec -020
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
09512+3629 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 61712 09 51 09 +36 29 21 HO 369 AB 2020 86 284 0.3 8.02 9.85 1.83 Y <===
Show 61712 09 51 09 +36 29 21 HO 369 AC 2012 4 98 73.0 8.02 13.91 5.89
Show HD 85177 61712 09 51 09 +36 29 21 CRJ 6 AD 2009 1 86 2.0 7.20 11.80 4.60
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Leo Minor SAO 61712 HIP 48337 Tycho2 2508-00646-1
HD 85177 ADS 7541 BD BD+37 2023 Distance 121.21
Distance ly 395.39
 
 
ORBITAL ELEMENTS SOLUTION #1
 
 
Period (P)118.1y Periastron (T)1923.62y Semi-major axis (a)0.247a
Eccentricity (e)0.847 Inclination (i)74.9° Longitude of periastron (ω)327.3°
Node (Ω)289.8° Notesn ReferenceAlz2020c
Equinox2000 Last observation2020 Grade3(1=Definitive, 9=Indet.)
label theta rho
2000 103.1 0.395
2001 103.3 0.393
2002 103.5 0.392
2003 103.6 0.390
2004 103.8 0.388
2005 104.0 0.385
2006 104.2 0.383
2007 104.3 0.380
2008 104.5 0.377
2009 104.7 0.374
2010 104.9 0.370
2011 105.1 0.366
2012 105.3 0.362
2013 105.5 0.358
2014 105.7 0.353
2015 105.9 0.348
2016 106.1 0.343
2017 106.3 0.337
2018 106.6 0.331
2019 106.8 0.325
2020 107.0 0.318
2021 107.3 0.311
2022 107.6 0.304
2023 107.9 0.296
2024 108.2 0.287
2025 108.5 0.278
2026 108.8 0.269
2027 109.2 0.259
2028 109.6 0.248
2029 110.0 0.237
2030 110.5 0.225


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



 
 


wds09512%2B3629c.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
 
ORBITAL ELEMENTS SOLUTION #2
 
 
Period (P)1100y Periastron (T)1961.6y Semi-major axis (a)1.1a
Eccentricity (e)0.668 Inclination (i)85° Longitude of periastron (ω)329.5°
Node (Ω)99.2° Notesn ReferenceAlz2020c
Equinox2000 Last observation2020 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 103.1 0.386
2001 103.3 0.384
2002 103.5 0.381
2003 103.7 0.379
2004 103.8 0.376
2005 104.0 0.373
2006 104.2 0.370
2007 104.4 0.367
2008 104.6 0.364
2009 104.8 0.360
2010 105.0 0.357
2011 105.2 0.354
2012 105.4 0.350
2013 105.6 0.346
2014 105.8 0.343
2015 106.0 0.339
2016 106.3 0.335
2017 106.5 0.331
2018 106.7 0.327
2019 107.0 0.323
2020 107.2 0.319
2021 107.5 0.315
2022 107.7 0.310
2023 108.0 0.306
2024 108.3 0.302
2025 108.6 0.297
2026 108.9 0.293
2027 109.2 0.288
2028 109.5 0.284
2029 109.8 0.279
2030 110.2 0.275


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



 
 


wds09512%2B3629b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic