20025+3427 SEI 811

 
 
20h 02m 28.64s +34 26' 48.1" P.A. 79 sep 19.9 mag 12.05,12.15
 
 
Coord 2000
20025+3427
Discov num
SEI 811
Comp
Coord arcsec 2000
20 02 28.64 +34 26 48.1
Date first
1894
Date last
2015
Obs
13
Pa first
80
Pa last
79
P.A. Now (θ)
79°
Sep first
20.0
Sep last
19.9
Sep. Now (ρ)
19.9"
Mag pri
12.05
Mag sec
12.15
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-001
Sec motion ra
+000
Pri motion dec
-004
Sec motion dec
-004
Notes
rPM=0.243 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
79
Precise sep
19.94
Constellation
Cygnus
Tycho2
2678-02097-1
Gaia DR2
46206889472
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20025+3427 SEI 811 1998 5 79 20.0 12.09 12.45 D 200228.64+342648.1
20025+3427 SEI 811 2008 6 80 20.2 12.09 12.45 D 200228.64+342648.1
20025+3427 SEI 811 2010 8 79 19.9 12.05 12.15 200228.64+342648.1
20025+3427 SEI 811 2015 9 79 19.9 12.05 12.15 200228.64+342648.1

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