20094+3630 SEI 927AC

 
 
20h 09m 26.07s +36 29' 19.5" P.A. 324 sep 18.8 mag 8.61,11.10 Sp B0Ib
 
 
Coord 2000
20094+3630
Discov num
SEI 927
Comp
AC
Coord arcsec 2000
20 09 26.07 +36 29 19.5
Date first
1896
Date last
2015
Obs
11
Pa first
323
Pa last
324
P.A. Now (θ)
324°
Sep first
18.8
Sep last
18.8
Sep. Now (ρ)
18.8"
Mag pri
8.61
Mag sec
11.10
delta mag (ΔM)
2.49
Spectral class
B0Ib (blue-white)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
-009
Sec motion dec
-007
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=0.217 (< 0.3, Physical double)
This double is not physical.
 
 
20094+3630 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20094+3630 SEI 928 AB 1896 2018 13 133 10.3 8.61 10.10 1.49
Show 20094+3630 SEI 927 AC 1896 2015 11 324 18.8 8.61 11.10 2.49 <===
Show 20094+3630 SEI 926 AD 1896 2018 20 350 29.2 8.61 9.50 0.89
Show 20094+3630 ABH 131 AE 1987 2015 9 298 9.8 8.61 13.60 4.99
Show 20094+3630 ABH 131 AF 1987 2015 8 267 10.7 8.61 14.20 5.59
Show 20094+3630 ABH 131 AG 1987 2015 9 282 16.9 8.61 13.94 5.33
Show 20094+3630 ABH 131 AH 1987 2015 8 154 67.2 8.61 13.66 5.05
Show 20094+3630 ABH 131 AI 1896 2015 13 100 99.4 8.61 11.69 3.08
Show 20094+3630 BKO 96 AJ 1998 2015 8 50 17.4 8.61 13.30 4.69
Show 20094+3630 BKO 96 AK 1998 2015 8 29 34.9 8.61 13.00 4.39
Show 20094+3630 BKO 96 AM 1998 2015 7 355 81.1 8.61 11.90 3.29
Show 20094+3630 BKO 96 DL 1896 2015 8 18 14.9 9.50 12.50 3.00
Show 20094+3630 BKO 96 MN 1998 2015 7 257 17.6 11.90 12.70 0.80
14-fold system
14 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
323.7
Precise sep
18.828
Constellation
Cygnus
SAO
69517
Tycho2
2683-00350-1
Gaia DR2
96250413696
HD
191611
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20094+3630 SEI 927 AC 2002 5 324 18.8 8.61 11.10 B0Ib D 200926.07+362919.5
20094+3630 SEI 927 AC 2015 7 325 18.9 8.61 11.10 B0Ib NU 200926.07+362919.5

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