20190+3550 POP 128

 
 
20h 19m 03.77s +35 48' 51.3" P.A. 305 sep 4.4 mag 12.00,12.30
 
 
Coord 2000
20190+3550
Discov num
POP 128
Comp
Coord arcsec 2000
20 19 03.77 +35 48 51.3
Date first
1977
Date last
2015
Obs
5
Pa first
308
Pa last
305
P.A. Now (θ)
305°
Sep first
3.7
Sep last
4.4
Sep. Now (ρ)
4.4"
Mag pri
12.00
Mag sec
12.30
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
+025
Sec motion ra
Pri motion dec
-013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
305.3
Precise sep
4.378
Constellation
Cygnus
Gaia DR2
92346468736
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20190+3550 POP 128 1980 2 308 4.3 12.00 12.30 201900.00+355000.0
20190+3550 POP 128 2000 4 306 4.5 12.00 12.30 D 201903.77+354851.3
20190+3550 POP 128 2002 5 306 4.4 12.00 12.30 D 201903.77+354851.3
20190+3550 POP 128 2015 5 305 4.4 12.00 12.30 201903.77+354851.3

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