17489+5805 STI2359

 
 
17h 48m 57.57s +58 05' 46.2" P.A. 89 sep 8.5 mag 9.99,13.00
 
 
Coord 2000
17489+5805
Discov num
STI2359
Comp
Coord arcsec 2000
17 48 57.57 +58 05 46.2
Date first
1903
Date last
2006
Obs
4
Pa first
76
Pa last
89
P.A. Now (θ)
89°
Sep first
8.7
Sep last
8.5
Sep. Now (ρ)
8.5"
Mag pri
9.99
Mag sec
13.00
delta mag (ΔM)
3.01
Spectral class
Pri motion ra
-007
Sec motion ra
+001
Pri motion dec
+029
Sec motion dec
+016
Notes
rPM=0.512
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
88.7
Precise sep
8.48
Constellation
Draco
Tycho2
3910-01257-1
last precise pa
88.7
last precise sep
8.48
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17489+5805 STI2359 2006 3 89 8.5 9.99 13.00 D 174857.57+580546.2
17489+5805 STI2359 2010 5 84 7.8 9.99 13.00 174857.57+580546.2

If you need more information about this double, apply for a data request form to the WDS.