16416+1647 LDS4687

 
 
16h 41m 30.79s +16 47' 21.5" P.A. 275 sep 23.6 mag 11.93,15.14
 
 
Coord 2000
16416+1647
Discov num
LDS4687
Comp
Coord arcsec 2000
16 41 30.79 +16 47 21.5
Date first
1960
Date last
2010
Obs
3
Pa first
268
Pa last
275
P.A. Now (θ)
275°
Sep first
24.0
Sep last
23.6
Sep. Now (ρ)
23.6"
Mag pri
11.93
Mag sec
15.14
delta mag (ΔM)
3.21
Spectral class
Pri motion ra
-122
Sec motion ra
-130
Pri motion dec
+039
Sec motion dec
+054
Notes
rPM=0.121 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
274.9
Precise sep
23.61
Constellation
Hercules
last precise pa
274.9
last precise sep
23.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16416+1647 LDS4687 1960 1 268 24.0 13.00 16.00 164110.00+164700.0
16416+1647 LDS4687 2001 2 275 23.6 11.80 15.20 164130.79+164721.5
16416+1647 LDS4687 2010 3 275 23.6 11.93 15.14 164130.79+164721.5

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