17388+7644 LDS1873

 
 
17h 38m 44.39s +76 45' 12.7" P.A. 325 sep 29.7 mag 11.63,15.20
 
 
Coord 2000
17388+7644
Discov num
LDS1873
Comp
Coord arcsec 2000
17 38 44.39 +76 45 12.7
Date first
1966
Date last
2010
Obs
5
Pa first
323
Pa last
325
P.A. Now (θ)
325°
Sep first
30.0
Sep last
29.7
Sep. Now (ρ)
29.7"
Mag pri
11.63
Mag sec
15.20
delta mag (ΔM)
3.57
Spectral class
Pri motion ra
-007
Sec motion ra
-011
Pri motion dec
+198
Sec motion dec
+191
Notes
rPM=0.041 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
325
Precise sep
29.663
Constellation
Draco
Tycho2
4569-00317-1
last precise pa
325
last precise sep
29.663
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17388+7644 LDS1873 1999 2 325 29.6 12.21 15.50 D 173844.39+764512.7
17388+7644 LDS1873 2004 3 325 29.7 12.21 15.50 D 173844.39+764512.7
17388+7644 LDS1873 2010 4 325 29.7 11.63 15.20 173844.39+764512.7

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