20259+3914 SEI1122

 
 
20h 25m 53.65s +39 14' 02.2" P.A. 271 sep 27.6 mag 10.67,11.96
 
 
Coord 2000
20259+3914
Discov num
SEI1122
Comp
Coord arcsec 2000
20 25 53.65 +39 14 02.2
Date first
1895
Date last
2015
Obs
13
Pa first
271
Pa last
271
P.A. Now (θ)
271°
Sep first
28.5
Sep last
27.6
Sep. Now (ρ)
27.6"
Mag pri
10.67
Mag sec
11.96
delta mag (ΔM)
1.29
Spectral class
Pri motion ra
-011
Sec motion ra
-002
Pri motion dec
-010
Sec motion dec
-009
Notes
N (See Notes)
rPM=0.609
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
270.8
Precise sep
27.581
Constellation
Cygnus
Tycho2
3152-00219-1
Gaia DR2
00624437376
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20259+3914 SEI1122 1998 6 271 27.8 10.67 11.82 D 202553.65+391402.2
20259+3914 SEI1122 2002 7 271 27.7 10.67 11.82 D 202553.65+391402.2
20259+3914 SEI1122 2010 8 271 27.7 10.67 11.96 202553.65+391402.2
20259+3914 SEI1122 2015 9 271 27.6 10.67 11.96 N 202553.65+391402.2

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