18007-0717 LDS 621

 
 
18h 00m 40.99s -07 17' 07.0" P.A. 299 sep 7.2 mag 14.90,15.60
 
 
Coord 2000
18007-0717
Discov num
LDS 621
Comp
Coord arcsec 2000
18 00 40.99 -07 17 07.0
Date first
1920
Date last
2000
Obs
5
Pa first
315
Pa last
299
P.A. Now (θ)
299°
Sep first
8.0
Sep last
7.2
Sep. Now (ρ)
7.2"
Mag pri
14.90
Mag sec
15.60
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+267
Sec motion ra
Pri motion dec
+061
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
298.7
Precise sep
7.207
Constellation
Ophiuchus
last precise pa
298.7
last precise sep
7.207
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18007-0717 LDS 621 1960 2 301 8.0 14.90 15.60 180008.57-071700.0
18007-0717 LDS 621 1999 3 299 7.2 14.90 15.60 D 180040.99-071707.0
18007-0717 LDS 621 2000 4 299 7.2 14.90 15.60 D 180040.99-071707.0

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