20238+3830 BUP 209AC

 
 
20h 23m 51.01s +38 29' 34.3" P.A. 296 sep 65.8 mag 8.65,9.34 Sp F0III
 
 
Coord 2000
20238+3830
Discov num
BUP 209
Comp
AC
Coord arcsec 2000
20 23 51.01 +38 29 34.3
Date first
1879
Date last
2012
Obs
18
Pa first
295
Pa last
296
P.A. Now (θ)
296°
Sep first
66.3
Sep last
65.8
Sep. Now (ρ)
65.8"
Mag pri
8.65
Mag sec
9.34
delta mag (ΔM)
0.69
Spectral class
F0III (yellow-white)
Pri motion ra
-012
Sec motion ra
-004
Pri motion dec
-010
Sec motion dec
-006
Notes
N (See Notes)
rPM=0.573
Nature of this double is uncertain.
 
 
20238+3830 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20238+3830 BUP 209 AB 1879 2012 8 320 38.6 8.65 12.12 3.47
Show 20238+3830 BUP 209 AC 1879 2012 18 296 65.8 8.65 9.34 0.69 <===
Show 20238+3830 BKO 153 AD 1895 2012 9 119 54.6 8.65 11.50 2.85
Show 20238+3830 BKO 153 BE 1998 2013 4 263 14.8 12.12 14.08 1.96
Show 20238+3830 BKO 153 BF 1998 2012 4 323 16.0 12.12 13.70 1.58
Show 20238+3830 BKO 153 BG 1998 2012 4 30 14.8 12.12 14.40 2.28
Show 20238+3830 FYM 128 BH 1998 2012 3 221 10.7 12.12 15.56 3.44
Show 20238+3830 FYM 128 BI 1998 2012 3 58 31.6 12.12 14.41 2.29
Ninefold system
9 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
296.1
Precise sep
65.83
Constellation
Cygnus
Tycho2
3152-00040-1
HD
194378
last precise pa
296.1
last precise sep
65.83
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20238+3830 BUP 209 AC 2003 16 296 66.0 8.65 9.34 N D 202351.01+382934.3
20238+3830 BUP 209 AC 2012 18 296 65.8 8.65 9.34 N D 202351.01+382934.3

If you need more information about this double, apply for a data request form to the WDS.