17203+6434 HU  921

 
 
17h 20m 16.54s +64 34' 06.8" P.A. 203 sep 1.6 mag 9.92,11.22 Sp G0
 
 
Coord 2000
17203+6434
Discov num
HU  921
Comp
Coord arcsec 2000
17 20 16.54 +64 34 06.8
Date first
1905
Date last
1997
Obs
5
Pa first
201
Pa last
203
P.A. Now (θ)
203°
Sep first
1.4
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
9.92
Mag sec
11.22
delta mag (ΔM)
1.3
Spectral class
G0 (yellow)
Pri motion ra
+008
Sec motion ra
+008
Pri motion dec
-007
Sec motion dec
-007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
202.9
Precise sep
1.6
Constellation
Draco
SAO
17440
Tycho2
4206-01042-1
last precise pa
202.9
last precise sep
1.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17203+6434 HU 921 1997 5 203 1.6 9.92 11.22 G0 172016.54+643406.8

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