17478+2536 HJ 1304

 
 
17h 47m 44.99s +25 35' 56.3" P.A. 224 sep 7.5 mag 10.98,11.50
 
 
Coord 2000
17478+2536
Discov num
HJ 1304
Comp
Coord arcsec 2000
17 47 44.99 +25 35 56.3
Date first
1828
Date last
2015
Obs
18
Pa first
276
Pa last
224
P.A. Now (θ)
224°
Sep first
6.0
Sep last
7.5
Sep. Now (ρ)
7.5"
Mag pri
10.98
Mag sec
11.50
delta mag (ΔM)
0.52
Spectral class
Pri motion ra
-047
Sec motion ra
+001
Pri motion dec
+037
Sec motion dec
+004
Notes
rPM=0.974
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
223.6
Precise sep
7.54
Constellation
Hercules
Tycho2
2081-00038-1
last precise pa
223.6
last precise sep
7.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17478+2536 HJ 1304 2007 7 227 7.7 10.98 11.50 D 174744.99+253556.3
17478+2536 HJ 1304 2009 9 227 7.6 10.98 11.50 D 174744.99+253556.3
17478+2536 HJ 1304 2012 12 225 7.5 10.98 11.50 D 174744.99+253556.3
17478+2536 HJ 1304 2014 16 224 7.5 10.98 11.50 174744.99+253556.3
17478+2536 HJ 1304 2015 18 224 7.5 10.98 11.50 174744.99+253556.3

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