20119+3551 SEI 983AC

 
 
20h 11m 48.89s +35 50' 52.8" P.A. 243 sep 8.1 mag 11.74,15.00 Sp A2:
 
 
Coord 2000
20119+3551
Discov num
SEI 983
Comp
AC
Coord arcsec 2000
20 11 48.89 +35 50 52.8
Date first
1915
Date last
2015
Obs
5
Pa first
248
Pa last
243
P.A. Now (θ)
243°
Sep first
6.7
Sep last
8.1
Sep. Now (ρ)
8.1"
Mag pri
11.74
Mag sec
15.00
delta mag (ΔM)
3.26
Spectral class
A2: (white)
Pri motion ra
-011
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
20119+3551 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20119+3551 SEI 983 AB 1896 2015 13 89 3.5 11.74 11.70 0.04
Show 20119+3551 SEI 983 AC 1915 2015 5 243 8.1 11.74 15.00 3.26 <===
Show 20119+3551 BKO 102 AD 1998 2015 4 277 14.7 11.74 15.29 3.55
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
243.2
Precise sep
8.06
Constellation
Cygnus
Gaia DR2
49358430848
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20119+3551 SEI 983 AC 2002 3 244 8.1 10.80 15.00 D 201148.90+355052.7
20119+3551 SEI 983 AC 2015 5 243 8.1 11.74 15.00 A2: N 201148.89+355052.8

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