17234+3545 ALI 137

 
 
17h 23m 28.63s +35 45' 51.0" P.A. 162 sep 12.7 mag 11.64,12.51
 
 
Coord 2000
17234+3545
Discov num
ALI 137
Comp
Coord arcsec 2000
17 23 28.63 +35 45 51.0
Date first
1934
Date last
2010
Obs
6
Pa first
165
Pa last
162
P.A. Now (θ)
162°
Sep first
12.7
Sep last
12.7
Sep. Now (ρ)
12.7"
Mag pri
11.64
Mag sec
12.51
delta mag (ΔM)
0.87
Spectral class
Pri motion ra
-008
Sec motion ra
-008
Pri motion dec
-005
Sec motion dec
-009
Notes
rPM=0.332
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
162
Precise sep
12.69
Constellation
Hercules
Tycho2
2604-00363-1
last precise pa
162
last precise sep
12.69
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17234+3545 ALI 137 1998 3 162 13.0 11.64 12.51 D 172328.63+354551.0
17234+3545 ALI 137 2008 4 162 13.0 11.64 12.51 D 172328.63+354551.0
17234+3545 ALI 137 2010 6 162 12.7 11.64 12.51 172328.63+354551.0

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