19294+2748 OL  217

 
 
19h 29m 29.65s +27 48' 57.4" P.A. 253 sep 7.4 mag 10.56,11.05
 
 
Coord 2000
19294+2748
Discov num
OL  217
Comp
Coord arcsec 2000
19 29 29.65 +27 48 57.4
Date first
1893
Date last
2014
Obs
9
Pa first
262
Pa last
253
P.A. Now (θ)
253°
Sep first
6.4
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
10.56
Mag sec
11.05
delta mag (ΔM)
0.49
Spectral class
Pri motion ra
+002
Sec motion ra
-003
Pri motion dec
-001
Sec motion dec
-004
Notes
rPM=1.166
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252.6
Precise sep
7.4
Cdsa2 id
OL 217
Constellation
Cygnus
Tycho2
2133-00842-2
Ra deg
19.491569444444444
De deg
27.815944444444444
last precise pa
252.6
last precise sep
7.4
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19294+2748 OL 217 1998 6 254 7.3 10.56 11.05 D 192929.65+274857.4
19294+2748 OL 217 2008 7 253 7.4 10.56 11.05 D 192929.65+274857.4
19294+2748 OL 217 2014 9 253 7.4 10.56 11.05 192929.65+274857.4

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