16542+6944 LDS1858

 
 
16h 54m 12.88s +69 43' 07.2" P.A. 187 sep 3.7 mag 16.90,17.00
 
 
Coord 2000
16542+6944
Discov num
LDS1858
Comp
Coord arcsec 2000
16 54 12.88 +69 43 07.2
Date first
1966
Date last
2000
Obs
3
Pa first
179
Pa last
187
P.A. Now (θ)
187°
Sep first
2.0
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
16.90
Mag sec
17.00
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-191
Sec motion ra
Pri motion dec
+013
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
186.9
Precise sep
3.74
Constellation
Draco
last precise pa
186.9
last precise sep
3.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16542+6944 LDS1858 1966 1 179 2.0 16.90 17.00 165413.11+694304.8
16542+6944 LDS1858 2000 3 187 3.7 16.90 17.00 165413.11+694304.8

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