19501+3130 J   780

 
 
19h 50m 06.18s +31 29' 53.1" P.A. 91 sep 2.5 mag 11.75,11.10
 
 
Coord 2000
19501+3130
Discov num
J   780
Comp
Coord arcsec 2000
19 50 06.18 +31 29 53.1
Date first
1912
Date last
2015
Obs
8
Pa first
93
Pa last
91
P.A. Now (θ)
91°
Sep first
2.2
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
11.75
Mag sec
11.10
delta mag (ΔM)
0.65
Spectral class
Pri motion ra
-047
Sec motion ra
+015
Pri motion dec
-007
Sec motion dec
-006
Notes
rPM=1.305
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
91.4
Precise sep
2.461
Constellation
Cygnus
SAO
68928
Tycho2
2669-03961-2
Gaia DR2
93242892032
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19501+3130 J 780 2001 6 92 2.4 11.75 11.10 195006.18+312953.1
19501+3130 J 780 2002 7 92 2.4 11.75 11.10 195006.18+312953.1
19501+3130 J 780 2015 8 91 2.5 11.75 11.10 195006.18+312953.1

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