18390+1027 J  1266

 
 
18h 39m 02.96s +10 27' 30.8" P.A. 22 sep 1.8 mag 11.02,11.00
 
 
Coord 2000
18390+1027
Discov num
J  1266
Comp
Coord arcsec 2000
18 39 02.96 +10 27 30.8
Date first
1916
Date last
1984
Obs
7
Pa first
31
Pa last
22
P.A. Now (θ)
22°
Sep first
1.7
Sep last
1.8
Sep. Now (ρ)
1.8"
Mag pri
11.02
Mag sec
11.00
delta mag (ΔM)
0.02
Spectral class
Pri motion ra
-001
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21.5
Precise sep
1.77
Constellation
Ophiuchus
Tycho2
1029-04225-1
last precise pa
21.5
last precise sep
1.77
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18390+1027 J 1266 1984 7 22 1.8 11.02 11.00 183902.96+102730.8

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