20340+3737 SEI1170

 
 
20h 33m 59.02s +37 36' 51.5" P.A. 28 sep 17.3 mag 12.36,13.40
 
 
Coord 2000
20340+3737
Discov num
SEI1170
Comp
Coord arcsec 2000
20 33 59.02 +37 36 51.5
Date first
1895
Date last
2015
Obs
12
Pa first
29
Pa last
28
P.A. Now (θ)
28°
Sep first
16.9
Sep last
17.3
Sep. Now (ρ)
17.3"
Mag pri
12.36
Mag sec
13.40
delta mag (ΔM)
1.04
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-005
Sec motion dec
+001
Notes
rPM=0.937
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
28.3
Precise sep
17.331
Constellation
Cygnus
Tycho2
3153-00340-1
Gaia DR2
59001361280
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20340+3737 SEI1170 2006 4 28 17.3 12.36 13.40 D 203359.02+373651.5
20340+3737 SEI1170 2009 5 29 17.5 12.36 13.40 D 203359.02+373651.5
20340+3737 SEI1170 2010 7 27 17.3 12.36 13.40 203359.02+373651.5
20340+3737 SEI1170 2015 8 28 17.3 12.36 13.40 203359.02+373651.5

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