20196+3808 SEI1084AB

 
 
20h 19m 34.66s +38 07' 24.3" P.A. 247 sep 26.3 mag 11.30,11.80
 
 
Coord 2000
20196+3808
Discov num
SEI1084
Comp
AB
Coord arcsec 2000
20 19 34.66 +38 07 24.3
Date first
1895
Date last
2015
Obs
12
Pa first
248
Pa last
247
P.A. Now (θ)
247°
Sep first
26.2
Sep last
26.3
Sep. Now (ρ)
26.3"
Mag pri
11.30
Mag sec
11.80
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+004
Sec motion ra
-003
Pri motion dec
-004
Sec motion dec
+001
Notes
rPM=1.521
This double is not physical.
 
 
20196+3808 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20196+3808 SEI1084 AB 1895 2015 12 247 26.3 11.30 11.80 0.50 <===
Show 20196+3808 TOB 185 AC 1983 2015 9 260 13.6 11.30 11.80 0.50
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
247.4
Precise sep
26.277
Constellation
Cygnus
Tycho2
3151-02399-1
Gaia DR2
89090597504
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20196+3808 SEI1084 AB 1998 5 247 26.2 10.50 11.00 D 201934.66+380724.3
20196+3808 SEI1084 AB 2009 6 247 26.3 10.50 11.00 D 201934.66+380724.3
20196+3808 SEI1084 AB 2015 8 247 26.3 11.30 11.80 201934.66+380724.3

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