17497-5827 TDT 521

 
 
17h 49m 42.55s -58 26' 32.3" P.A. 338 sep 10.2 mag 12.08,11.38
 
 
Coord 2000
17497-5827
Discov num
TDT 521
Comp
Coord arcsec 2000
17 49 42.55 -58 26 32.3
Date first
1894
Date last
2010
Obs
6
Pa first
341
Pa last
338
P.A. Now (θ)
338°
Sep first
10.2
Sep last
10.2
Sep. Now (ρ)
10.2"
Mag pri
12.08
Mag sec
11.38
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
-016
Sec motion ra
-018
Pri motion dec
+009
Sec motion dec
+015
Notes
rPM=0.27 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
338.3
Precise sep
10.15
Constellation
Pavo
Tycho2
8754-00485-1
last precise pa
338.3
last precise sep
10.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17497-5827 TDT 521 1999 3 339 10.1 12.00 12.10 D 174942.55-582632.3
17497-5827 TDT 521 2000 5 339 10.2 12.08 11.38 174942.55-582632.3
17497-5827 TDT 521 2010 6 339 9.7 12.08 11.38 174942.55-582632.3

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