19510+3650 SEI 698

 
 
19h 51m 00.32s +36 49' 53.0" P.A. 20 sep 17.3 mag 10.50,11.00
 
 
Coord 2000
19510+3650
Discov num
SEI 698
Comp
Coord arcsec 2000
19 51 00.32 +36 49 53.0
Date first
1896
Date last
2016
Obs
7
Pa first
24
Pa last
20
P.A. Now (θ)
20°
Sep first
16.7
Sep last
17.3
Sep. Now (ρ)
17.3"
Mag pri
10.50
Mag sec
11.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-004
Sec motion ra
-008
Pri motion dec
-009
Sec motion dec
-004
Notes
rPM=0.65
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
20.1
Precise sep
17.275
Constellation
Cygnus
last precise pa
20.1
last precise sep
17.275
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19510+3650 SEI 698 2006 5 17 17.7 10.50 11.00 D 195100.32+364953.0
19510+3650 SEI 698 2010 7 20 17.1 10.50 11.00 195100.32+364953.0
19510+3650 SEI 698 2016 7 20 17.3 10.50 11.00 195100.32+364953.0

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