17545+2526 A   236

 
 
17h 54m 32.57s +25 26' 07.5" P.A. 251 sep 4.9 mag 9.43,15.40 Sp F2
 
 
Coord 2000
17545+2526
Discov num
A   236
Comp
Coord arcsec 2000
17 54 32.57 +25 26 07.5
Date first
1901
Date last
2002
Obs
6
Pa first
245
Pa last
251
P.A. Now (θ)
251°
Sep first
4.0
Sep last
4.9
Sep. Now (ρ)
4.9"
Mag pri
9.43
Mag sec
15.40
delta mag (ΔM)
5.97
Spectral class
F2 (yellow-white)
Pri motion ra
+004
Sec motion ra
-008
Pri motion dec
+003
Sec motion dec
+016
Notes
rPM=0.989
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
250.6
Precise sep
4.929
Constellation
Hercules
SAO
85531
Tycho2
2094-02226-1
last precise pa
250.6
last precise sep
4.929
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17545+2526 A 236 2000 5 247 4.9 9.43 15.40 F2 D 175432.57+252607.5
17545+2526 A 236 2002 6 251 4.9 9.43 15.40 F2 D 175432.57+252607.5

If you need more information about this double, apply for a data request form to the WDS.