18164+1832 LDS1009

 
 
18h 16m 29.92s +18 32' 23.8" P.A. 250 sep 27.3 mag 11.23,11.38
 
 
Coord 2000
18164+1832
Discov num
LDS1009
Comp
Coord arcsec 2000
18 16 29.92 +18 32 23.8
Date first
1899
Date last
2013
Obs
9
Pa first
251
Pa last
250
P.A. Now (θ)
250°
Sep first
27.0
Sep last
27.3
Sep. Now (ρ)
27.3"
Mag pri
11.23
Mag sec
11.38
delta mag (ΔM)
0.15
Spectral class
Pri motion ra
+025
Sec motion ra
+024
Pri motion dec
-026
Sec motion dec
-026
Notes
rPM=0.028 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
250.2
Precise sep
27.25
Constellation
Hercules
Tycho2
1572-00189-1
HD
348287
last precise pa
250.5
last precise sep
27.16
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18164+1832 LDS1009 1999 4 250 27.2 11.23 11.38 D 181629.92+183223.8
18164+1832 LDS1009 2001 4 250 27.2 11.23 11.38 D 181629.92+183223.8
18164+1832 LDS1009 2013 5 250 27.3 11.23 11.38 181629.92+183223.8

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