20091+3339 STF2638

 
 
20h 09m 08.73s +33 39' 21.1" P.A. 69 sep 14 mag 8.29,10.50 Sp G5II
 
 
Coord 2000
20091+3339
Discov num
STF2638
Comp
Coord arcsec 2000
20 09 08.73 +33 39 21.1
Date first
1893
Date last
2015
Obs
22
Pa first
75
Pa last
69
P.A. Now (θ)
69°
Sep first
17.9
Sep last
14.0
Sep. Now (ρ)
14"
Mag pri
8.29
Mag sec
10.50
delta mag (ΔM)
2.21
Spectral class
G5II (yellow)
Pri motion ra
+006
Sec motion ra
-019
Pri motion dec
-006
Sec motion dec
+000
Notes
rPM=1.353
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
68.6
Precise sep
14.026
Constellation
Cygnus
SAO
69508
Tycho2
2675-03140-1
Gaia DR2
38445307904
HD
191511
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20091+3339 STF2638 2005 15 69 14.3 8.29 10.50 G5II D 200908.73+333921.1
20091+3339 STF2638 2010 17 69 13.7 8.29 10.50 G5II 200908.73+333921.1
20091+3339 STF2638 2015 18 69 14.0 8.29 10.50 G5II 200908.73+333921.1

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