20221+3855 SEI1104

 
 
20h 22m 02.98s +38 55' 01.9" P.A. 194 sep 18.1 mag 11.11,11.72
 
 
Coord 2000
20221+3855
Discov num
SEI1104
Comp
Coord arcsec 2000
20 22 02.98 +38 55 01.9
Date first
1895
Date last
2010
Obs
9
Pa first
194
Pa last
194
P.A. Now (θ)
194°
Sep first
17.3
Sep last
18.1
Sep. Now (ρ)
18.1"
Mag pri
11.11
Mag sec
11.72
delta mag (ΔM)
0.61
Spectral class
Pri motion ra
-015
Sec motion ra
-004
Pri motion dec
-034
Sec motion dec
-004
Notes
rPM=0.86
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194.4
Precise sep
18.1
Constellation
Cygnus
Tycho2
3152-00985-1
last precise pa
194.4
last precise sep
18.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20221+3855 SEI1104 1998 7 194 18.0 11.11 11.71 D 202202.98+385501.9
20221+3855 SEI1104 2002 8 194 18.1 11.11 11.71 D 202202.98+385501.9
20221+3855 SEI1104 2010 9 195 18.6 11.11 11.72 202202.98+385501.9

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