17471+4215 A   697

 
 
17h 47m 04.66s +42 14' 42.8" P.A. 124 sep 0.4 mag 9.49,9.68 Sp K0
 
 
Coord 2000
17471+4215
Discov num
A   697
Comp
Coord arcsec 2000
17 47 04.66 +42 14 42.8
Date first
1904
Date last
2010
Obs
36
Pa first
94
Pa last
124
P.A. Now (θ)
124°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
9.49
Mag sec
9.68
delta mag (ΔM)
0.19
Spectral class
K0 (yellow-orange)
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+042
Sec motion dec
+042
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
124.3
Precise sep
0.412
Constellation
Hercules
SAO
46948
Tycho2
3096-00692-1
HD
162051
last precise pa
124.3
last precise sep
0.412
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17471+4215 A 697 1998 31 117 0.5 9.49 9.68 K0 174704.66+421442.8
17471+4215 A 697 2005 33 125 0.5 9.49 9.68 K0 174704.66+421442.8
17471+4215 A 697 2010 34 124 0.4 9.49 9.68 K0 174704.66+421442.8

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