17056+3351 TDT 208

 
 
17h 05m 38.07s +33 50' 59.7" P.A. 325 sep 2.8 mag 11.70,12.55
 
 
Coord 2000
17056+3351
Discov num
TDT 208
Comp
Coord arcsec 2000
17 05 38.07 +33 50 59.7
Date first
1991
Date last
2001
Obs
2
Pa first
216
Pa last
325
P.A. Now (θ)
325°
Sep first
2.5
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
11.70
Mag sec
12.55
delta mag (ΔM)
0.85
Spectral class
Pri motion ra
+006
Sec motion ra
+006
Pri motion dec
-031
Sec motion dec
-031
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
325.1
Precise sep
2.8
Constellation
Hercules
Tycho2
2598-01430-1
last precise pa
325.1
last precise sep
2.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17056+3351 TDT 208 1991 1 216 2.5 11.70 12.55 170538.07+335059.7
17056+3351 TDT 208 2001 2 325 2.8 11.70 12.55 170538.07+335059.7

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