09188+3648 STF 1334 AB (38 Lyn)

 
 
09h 18m 50.64s +36 48' 09.3" P.A. 224.00 sep 2.6 mag 3.92,6.09 Sp A1V dist. 38.27 pc (124.84 l.y.)
 
 
Coord 2000 09188+3648 Discov num STF1334 Comp AB Coord arcsec 2000 09 18 50.64 +36 48 09.3
Date first 1820 Date last 2019 Obs 209
Pa first 239 Pa last 224 P.A. Now (θ) 224°
Sep first 2.8 Sep last 2.56 Sep. Now (ρ) 2.56"
Mag pri 3.92 Mag sec 6.09 delta mag (ΔM) 2.17 Spectral class A1V (white)
Pri motion ra -033 Sec motion ra -033
Pri motion dec -126 Sec motion dec -124
Notes N O (See Notes, Orbital solution)
rPM=0.015 (< 0.3, Physical double)
This double is physical.
 
 
09188+3648 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 38 Lyn 61391 09 18 51 +36 48 09 STF 1334 AB 2019 209 224 2.6 3.92 6.09 2.17 Y <===
Show 61391 09 18 51 +36 48 09 DRS 44 AE 2022 4 52 101.1 3.92 14.70 10.78
Show 09 18 50 +36 48 08 CHR 173 Ba,Bb 2004 2 266 0.2 6.09
Show 09 18 50 +36 48 08 STF 1334 BC 2022 8 217 79.4 6.09 12.50 6.41
Show 09 18 50 +36 48 08 STF 1334 BD 2022 7 261 173.3 6.09 12.46 6.37
Sextuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name 38 Lyn Constellation Lynx SAO 61391 HIP 45688
Tycho2 2499-01655-1 Gaia DR2 810952158347151360 HD 80081 HR 3690
GC 12830 ADS 7292 BD BD+37 1965 Flamsteed 38 Lyncis
Flamsteed name 38 Lyn Distance 38.27 Distance ly 124.84
 
 
ORBITAL ELEMENTS
 
 
Period (P)2782.8336y± 1530.4085 Periastron (T)1545.7004y± 698.7459 Semi-major axis (a)6.4453a± 3.78816
Eccentricity (e)0.77055± 0.17698 Inclination (i)104.322°± 9.535 Longitude of periastron (ω)107.279°± 25.543
Node (Ω)87.298°± 72.128 Notesn ReferenceIzm2019
Equinox Last observation2014 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 225.1 2.654
2001 225.0 2.652
2002 224.8 2.650
2003 224.7 2.648
2004 224.6 2.646
2005 224.5 2.644
2006 224.3 2.642
2007 224.2 2.640
2008 224.1 2.638
2009 224.0 2.637
2010 223.9 2.635
2011 223.7 2.633
2012 223.6 2.631
2013 223.5 2.629
2014 223.4 2.627
2015 223.2 2.625
2016 223.1 2.623
2017 223.0 2.621
2018 222.9 2.619
2019 222.8 2.617
2020 222.6 2.615
2021 222.5 2.613
2022 222.4 2.611
2023 222.3 2.609
2024 222.1 2.607
2025 222.0 2.605
2026 221.9 2.604
2027 221.8 2.602
2028 221.6 2.600
2029 221.5 2.598
2030 221.4 2.596


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



 
 


wds09188%2B3648a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic