20054+3539 SEI 848AC

 
 
20h 05m 24.00s +35 38' 55.4" P.A. 80 sep 19.8 mag 12.18,13.06
 
 
Coord 2000
20054+3539
Discov num
SEI 848
Comp
AC
Coord arcsec 2000
20 05 24.00 +35 38 55.4
Date first
1896
Date last
2015
Obs
6
Pa first
92
Pa last
80
P.A. Now (θ)
80°
Sep first
20.2
Sep last
19.8
Sep. Now (ρ)
19.8"
Mag pri
12.18
Mag sec
13.06
delta mag (ΔM)
0.88
Spectral class
Pri motion ra
-008
Sec motion ra
-002
Pri motion dec
-010
Sec motion dec
-008
Notes
rPM=0.494
Nature of this double is uncertain.
 
 
20054+3539 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20054+3539 SEI 847 AB 1896 2015 7 8 4.9 10.50 11.00 0.50
Show 20054+3539 SEI 848 AC 1896 2015 6 80 19.8 12.18 13.06 0.88 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
80.4
Precise sep
19.794
Constellation
Cygnus
SAO
69376
Gaia DR2
95481775488
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20054+3539 SEI 848 AC 2002 4 81 19.8 10.50 11.00 D 200524.00+353855.5
20054+3539 SEI 848 AC 2015 6 80 19.8 12.18 13.06 200524.00+353855.4

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