19074+3230 KUI 90 Ca,Cb

 
 
19h 07m 43.20s +32° 32' 44.1" P.A. 248.00 sep 0.1 mag 10.80,11.40 Sp M3V
 
 
Coord 2000 19074+3230 Discov num KUI  90 Comp Ca,Cb Coord arcsec 2000 19 07 43.20 +32 32 44.1
Date first 1936 Date last 2019 Obs 66
Pa first 80 Pa last 248.4 P.A. Now (θ) 259.6°
Sep first 0.3 Sep last 0.135 Sep. Now (ρ) 0.34"
Mag pri 10.80 Mag sec 11.40 delta mag (ΔM) 0.6 Spectral class M3V (red)
Pri motion ra +122 Sec motion ra
Pri motion dec +110 Sec motion dec
Notes N O P (See Notes, Orbital solution, 100-year proper motion)
This double is physical.
 
 
19074+3230 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 17 Lyr 67835 19 07 26 +32 30 06 STF 2461 AB 2017 70 281 3.2 5.26 9.10 3.84
Show 67835 19 07 26 +32 30 06 STF 2461 AC 2015 23 54 292.4 5.26 10.80 5.54
Show 67835 19 07 26 +32 30 06 STF 2461 AD 2015 32 291 137.8 5.26 8.99 3.73
Show 67835 19 07 26 +32 30 06 STF 2461 AE 2015 24 120 140.3 5.26 10.90 5.64
Show 67835 19 07 26 +32 30 06 STF 2461 AF 2015 23 352 167.1 5.26 10.59 5.33
Show 67835 19 07 26 +32 30 06 STF 2461 AI 2015 6 41 38.6 5.26 13.50 8.24
Show 19 07 43 +32 32 44 KUI 90 Ca,Cb 2019 66 248 0.1 10.80 11.40 0.60 Y <===
Show 19 07 43 +32 32 44 STF 2461 CE 2014 15 206 266.0 10.80 10.90 0.10
Show 19 07 43 +32 32 44 STF 2461 CG 2014 7 185 181.9 10.80 12.90 2.10
Show 19 07 43 +32 32 44 STF 2461 CH 2014 5 295 57.3 10.80 13.00 2.20
Show 19 07 43 +32 32 44 STF 2461 CR 2014 5 225 114.9 10.80 14.60 3.80
Show 19 07 35 +32 28 58 STF 2461 EG 2015 14 59 115.8 10.90 12.90 2.00
11-fold system
10 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Gaia DR2 2042937585610938624
 
 
ORBITAL ELEMENTS
 
 
Period (P)5.74693y± 0.0005 Periastron (T)58827.9d (2019.941y)± 1.3 Semi-major axis (a)292.78m± 0.33
Eccentricity (e)0.25509± 0.00033 Inclination (i)77.377°± 0.031 Longitude of periastron (ω)330.47°± 0.21
Node (Ω)84.702°± 0.022 Notesn ReferenceMnA2019
Equinox Last observation Grade1(1=Definitive, 9=Indet.)
label theta rho
2000 259.4 0.339
2001 269.0 0.312
2002 319.6 0.066
2003 85.3 0.225
2004 138.6 0.080
2005 249.1 0.229
2006 261.8 0.354
2007 272.4 0.267
2008 43.1 0.074
2009 91.0 0.215
2010 194.9 0.074
2011 253.6 0.276
2012 264.1 0.354
2013 277.6 0.207
2014 69.8 0.145
2015 98.4 0.178
2016 228.9 0.120
2017 256.9 0.314
2018 266.5 0.340
2019 287.8 0.134
2020 79.4 0.202
2021 111.0 0.127
2022 242.4 0.177
2023 259.6 0.340
2024 269.2 0.310
2025 322.9 0.064
2026 85.5 0.225
2027 140.8 0.079
2028 249.4 0.232
2029 261.9 0.354
2030 272.6 0.265


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



 
 


wds19074%2B3230b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic