16575+1352 LDS4709

 
 
16h 57m 31.69s +13 50' 54.8" P.A. 198 sep 141.4 mag 13.53,15.63
 
 
Coord 2000
16575+1352
Discov num
LDS4709
Comp
Coord arcsec 2000
16 57 31.69 +13 50 54.8
Date first
1960
Date last
2010
Obs
4
Pa first
198
Pa last
198
P.A. Now (θ)
198°
Sep first
140.0
Sep last
141.4
Sep. Now (ρ)
141.4"
Mag pri
13.53
Mag sec
15.63
delta mag (ΔM)
2.1
Spectral class
Pri motion ra
-062
Sec motion ra
-002
Pri motion dec
-074
Sec motion dec
-107
Notes
rPM=0.64
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
197.8
Precise sep
141.42
Constellation
Hercules
last precise pa
197.8
last precise sep
141.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16575+1352 LDS4709 1997 2 198 141.2 11.64 15.64 D 165731.69+135054.8
16575+1352 LDS4709 2001 3 198 141.2 11.64 15.64 D 165731.69+135054.8
16575+1352 LDS4709 2010 4 198 141.5 13.53 15.63 165731.69+135054.8

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