17388-1536 ALD  64

 
 
17h 38m 46.41s -15 36' 29.6" P.A. 194 sep 1.9 mag 11.62,11.60
 
 
Coord 2000
17388-1536
Discov num
ALD  64
Comp
Coord arcsec 2000
17 38 46.41 -15 36 29.6
Date first
1926
Date last
2008
Obs
3
Pa first
194
Pa last
194
P.A. Now (θ)
194°
Sep first
1.9
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
11.62
Mag sec
11.60
delta mag (ΔM)
0.02
Spectral class
Pri motion ra
+007
Sec motion ra
Pri motion dec
+004
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Serpens
Tycho2
6248-01201-1
last precise pa
193.7
last precise sep
1.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17388-1536 ALD 64 1970 2 196 1.9 11.62 11.60 173846.41-153629.6
17388-1536 ALD 64 2008 3 194 1.8 11.62 11.60 173846.41-153629.6

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