16176+1849 LDS4660

 
 
16h 17m 37.87s +18 49' 42.6" P.A. 156 sep 21.5 mag 14.50,16.00
 
 
Coord 2000
16176+1849
Discov num
LDS4660
Comp
Coord arcsec 2000
16 17 37.87 +18 49 42.6
Date first
1960
Date last
2010
Obs
4
Pa first
156
Pa last
156
P.A. Now (θ)
156°
Sep first
21.0
Sep last
21.5
Sep. Now (ρ)
21.5"
Mag pri
14.50
Mag sec
16.00
delta mag (ΔM)
1.5
Spectral class
Pri motion ra
-138
Sec motion ra
Pri motion dec
-061
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155.6
Precise sep
21.46
Constellation
Hercules
last precise pa
155.6
last precise sep
21.46
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16176+1849 LDS4660 1998 2 156 21.5 15.10 18.30 D 161737.87+184942.6
16176+1849 LDS4660 2001 3 154 21.9 15.10 18.30 D 161737.87+184942.6
16176+1849 LDS4660 2010 4 156 21.4 14.50 16.00 R 161737.87+184942.6

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