20012+3451 SEI 788

 
 
20h 01m 10.42s +34 51' 03.0" P.A. 149 sep 29.2 mag 11.61,11.59
 
 
Coord 2000
20012+3451
Discov num
SEI 788
Comp
Coord arcsec 2000
20 01 10.42 +34 51 03.0
Date first
1894
Date last
2010
Obs
9
Pa first
149
Pa last
149
P.A. Now (θ)
149°
Sep first
29.0
Sep last
29.2
Sep. Now (ρ)
29.2"
Mag pri
11.61
Mag sec
11.59
delta mag (ΔM)
0.02
Spectral class
Pri motion ra
+004
Sec motion ra
+001
Pri motion dec
+001
Sec motion dec
-004
Notes
rPM=1.414
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
148.7
Precise sep
29.24
Constellation
Cygnus
Tycho2
2678-02155-1
last precise pa
148.7
last precise sep
29.24
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20012+3451 SEI 788 1998 7 149 29.1 11.66 11.54 D 200110.42+345103.0
20012+3451 SEI 788 2002 8 149 29.0 11.66 11.54 D 200110.42+345103.0
20012+3451 SEI 788 2010 9 149 29.2 11.61 11.59 200110.42+345103.0

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