20059+3552 SEI 856

 
 
20h 05m 54.72s +35 51' 59.5" P.A. 300 sep 22.4 mag 12.38,12.93
 
 
Coord 2000
20059+3552
Discov num
SEI 856
Comp
Coord arcsec 2000
20 05 54.72 +35 51 59.5
Date first
1896
Date last
2015
Obs
13
Pa first
301
Pa last
300
P.A. Now (θ)
300°
Sep first
22.5
Sep last
22.4
Sep. Now (ρ)
22.4"
Mag pri
12.38
Mag sec
12.93
delta mag (ΔM)
0.55
Spectral class
Pri motion ra
-005
Sec motion ra
-004
Pri motion dec
-005
Sec motion dec
-005
Notes
rPM=0.141 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
300.3
Precise sep
22.4
Constellation
Cygnus
SAO
69393
Gaia DR2
53240237824
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20059+3552 SEI 856 1983 4 301 22.3 12.20 12.70 200554.72+355159.5
20059+3552 SEI 856 1998 5 300 22.4 12.20 12.70 D 200554.72+355159.5
20059+3552 SEI 856 2002 6 300 22.5 12.20 12.70 D 200554.72+355159.5
20059+3552 SEI 856 2015 8 300 22.4 12.38 12.93 200554.72+355159.5

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