17353+5210 ES  635

 
 
17h 35m 16.96s +52 09' 42.3" P.A. 242 sep 6.3 mag 9.50,12.60 Sp F5
 
 
Coord 2000
17353+5210
Discov num
ES  635
Comp
Coord arcsec 2000
17 35 16.96 +52 09 42.3
Date first
1908
Date last
2013
Obs
5
Pa first
242
Pa last
242
P.A. Now (θ)
242°
Sep first
5.8
Sep last
6.3
Sep. Now (ρ)
6.3"
Mag pri
9.50
Mag sec
12.60
delta mag (ΔM)
3.1
Spectral class
F5 (yellow-white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
241.8
Precise sep
6.274
Constellation
Draco
SAO
30472
Tycho2
3521-00647-1
HD
234461
last precise pa
241.8
last precise sep
6.274
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17353+5210 ES 635 2000 3 243 6.1 9.50 12.60 F5 D 173516.96+520942.3
17353+5210 ES 635 2003 4 243 6.1 9.50 12.60 F5 D 173516.96+520942.3
17353+5210 ES 635 2013 5 242 6.3 9.50 12.60 F5 173516.96+520942.3

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