19577+5423 STI2488

 
 
19h 57m 45.50s +54 23' 32.6" P.A. 3 sep 8.6 mag 11.27,11.80
 
 
Coord 2000
19577+5423
Discov num
STI2488
Comp
Coord arcsec 2000
19 57 45.50 +54 23 32.6
Date first
1901
Date last
2010
Obs
6
Pa first
359
Pa last
3
P.A. Now (θ)
Sep first
7.6
Sep last
8.6
Sep. Now (ρ)
8.6"
Mag pri
11.27
Mag sec
11.80
delta mag (ΔM)
0.53
Spectral class
Pri motion ra
+001
Sec motion ra
+009
Pri motion dec
+016
Sec motion dec
+017
Notes
rPM=0.419
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
3.2
Precise sep
8.62
Constellation
Cygnus
Tycho2
3939-00282-1
last precise pa
3.2
last precise sep
8.62
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19577+5423 STI2488 2000 4 3 8.7 11.27 11.80 D 195745.50+542332.6
19577+5423 STI2488 2003 5 3 8.6 11.27 11.80 D 195745.50+542332.6
19577+5423 STI2488 2010 6 3 8.5 11.27 11.80 195745.50+542332.6

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