17504+2505 HJ 1305

 
 
17h 50m 23.45s +25 04' 48.8" P.A. 291 sep 23.4 mag 9.81,11.82 Sp F0
 
 
Coord 2000
17504+2505
Discov num
HJ 1305
Comp
Coord arcsec 2000
17 50 23.45 +25 04 48.8
Date first
1828
Date last
2010
Obs
10
Pa first
285
Pa last
291
P.A. Now (θ)
291°
Sep first
9.0
Sep last
23.4
Sep. Now (ρ)
23.4"
Mag pri
9.81
Mag sec
11.82
delta mag (ΔM)
2.01
Spectral class
F0 (yellow-white)
Pri motion ra
+012
Sec motion ra
-022
Pri motion dec
-019
Sec motion dec
-002
Notes
rPM=1.692
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
291.4
Precise sep
23.43
Constellation
Hercules
SAO
85463
Tycho2
2081-01733-1
last precise pa
291.4
last precise sep
23.43
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17504+2505 HJ 1305 2007 6 291 23.3 9.60 10.50 F0 175023.45+250448.8
17504+2505 HJ 1305 2008 7 291 23.3 9.60 10.50 F0 175023.45+250448.8
17504+2505 HJ 1305 2010 10 291 23.4 9.81 11.82 F0 175023.45+250448.8

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