17067+3839 PTT  16

 
 
17h 06m 35.49s +38 38' 50.2" P.A. 50 sep 23.2 mag 10.55,12.41
 
 
Coord 2000
17067+3839
Discov num
PTT  16
Comp
Coord arcsec 2000
17 06 35.49 +38 38 50.2
Date first
1916
Date last
2013
Obs
10
Pa first
105
Pa last
50
P.A. Now (θ)
50°
Sep first
12.0
Sep last
23.2
Sep. Now (ρ)
23.2"
Mag pri
10.55
Mag sec
12.41
delta mag (ΔM)
1.86
Spectral class
Pri motion ra
-090
Sec motion ra
-018
Pri motion dec
-166
Sec motion dec
+018
Notes
rPM=1.046
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
50.4
Precise sep
23.21
Constellation
Hercules
Tycho2
3072-00088-1
last precise pa
50.4
last precise sep
23.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17067+3839 PTT 16 2005 3 54 22.6 8.80 13.00 170608.57+383900.0
17067+3839 PTT 16 2006 5 52 22.6 10.55 12.41 D 170635.49+383850.2
17067+3839 PTT 16 2008 6 52 22.3 10.55 12.41 D 170635.49+383850.2
17067+3839 PTT 16 2012 8 50 23.0 10.55 12.41 170635.49+383850.2
17067+3839 PTT 16 2013 9 50 23.2 10.55 12.41 170635.49+383850.2

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