19393+7220 A  1191

 
 
19h 39m 16.98s +72 19' 41.0" P.A. 252 sep 3.1 mag 9.95,10.23 Sp F8
 
 
Coord 2000
19393+7220
Discov num
A  1191
Comp
Coord arcsec 2000
19 39 16.98 +72 19 41.0
Date first
1905
Date last
2015
Obs
18
Pa first
252
Pa last
252
P.A. Now (θ)
252°
Sep first
2.9
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
9.95
Mag sec
10.23
delta mag (ΔM)
0.28
Spectral class
F8 (yellow-white)
Pri motion ra
+024
Sec motion ra
-009
Pri motion dec
-012
Sec motion dec
-021
Notes
W
rPM=1.275
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
252
Precise sep
3.077
Constellation
Draco
Tycho2
4453-01018-1
last precise pa
252
last precise sep
3.077
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19393+7220 A 1191 2002 11 253 3.1 9.95 10.23 F8 193916.98+721941.0
19393+7220 A 1191 2003 12 252 3.1 9.95 10.23 F8 193916.98+721941.0
19393+7220 A 1191 2015 18 252 3.1 9.95 10.23 F8 W 193916.98+721941.0

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