19468+3405 SEI 681

 
 
19h 46m 43.57s +34 04' 05.0" P.A. 175 sep 29.4 mag 11.50,12.06
 
 
Coord 2000
19468+3405
Discov num
SEI 681
Comp
Coord arcsec 2000
19 46 43.57 +34 04 05.0
Date first
1893
Date last
2010
Obs
9
Pa first
174
Pa last
175
P.A. Now (θ)
175°
Sep first
28.8
Sep last
29.4
Sep. Now (ρ)
29.4"
Mag pri
11.50
Mag sec
12.06
delta mag (ΔM)
0.56
Spectral class
Pri motion ra
+002
Sec motion ra
-005
Pri motion dec
+001
Sec motion dec
-005
Notes
rPM=1.304
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
174.5
Precise sep
29.36
Constellation
Cygnus
Tycho2
2664-01180-1
last precise pa
174.5
last precise sep
29.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19468+3405 SEI 681 1998 7 175 29.5 11.50 11.95 D 194643.57+340405.0
19468+3405 SEI 681 2002 8 175 29.5 11.50 11.95 D 194643.57+340405.0
19468+3405 SEI 681 2010 9 175 29.4 11.50 12.06 194643.57+340405.0

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