17383+4242 A   694

 
 
17h 38m 17.08s +42 42' 02.5" P.A. 102 sep 1.1 mag 9.76,11.30 Sp K0
 
 
Coord 2000
17383+4242
Discov num
A   694
Comp
Coord arcsec 2000
17 38 17.08 +42 42 02.5
Date first
1904
Date last
2015
Obs
7
Pa first
100
Pa last
102
P.A. Now (θ)
102°
Sep first
1.0
Sep last
1.1
Sep. Now (ρ)
1.1"
Mag pri
9.76
Mag sec
11.30
delta mag (ΔM)
1.54
Spectral class
K0 (yellow-orange)
Pri motion ra
+002
Sec motion ra
+002
Pri motion dec
+010
Sec motion dec
+010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
102.3
Precise sep
1.1
Constellation
Hercules
SAO
46856
Tycho2
3095-00075-1
last precise pa
102.3
last precise sep
1.1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17383+4242 A 694 2003 5 103 1.2 9.76 11.30 K0 173817.08+424202.5
17383+4242 A 694 2008 6 101 1.2 9.76 11.30 K0 173817.08+424202.5
17383+4242 A 694 2015 7 102 1.1 9.76 11.30 K0 173817.08+424202.5

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