20116+5539 STI2511

 
 
20h 11m 33.45s +55 38' 35.6" P.A. 337 sep 13.1 mag 11.86,12.50
 
 
Coord 2000
20116+5539
Discov num
STI2511
Comp
Coord arcsec 2000
20 11 33.45 +55 38 35.6
Date first
1917
Date last
2015
Obs
12
Pa first
334
Pa last
337
P.A. Now (θ)
337°
Sep first
13.1
Sep last
13.1
Sep. Now (ρ)
13.1"
Mag pri
11.86
Mag sec
12.50
delta mag (ΔM)
0.64
Spectral class
Pri motion ra
-005
Sec motion ra
-006
Pri motion dec
-006
Sec motion dec
-005
Notes
rPM=0.181 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
336.5
Precise sep
13.066
Constellation
Cygnus
Tycho2
3940-01422-1
Gaia DR2
22569235328
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20116+5539 STI2511 1917 2 155 10.9 11.90 11.70 201133.45+553835.6
20116+5539 STI2511 2003 4 336 13.1 11.86 12.50 201133.45+553835.6
20116+5539 STI2511 2015 6 337 13.1 11.86 12.50 201133.45+553835.6

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