15263+4913 HJ 2781

 
 
15h 26m 18.45s +49 13' 23.8" P.A. 329 sep 21 mag 10.41,12.60 Sp F8
 
 
Coord 2000
15263+4913
Discov num
HJ 2781
Comp
Coord arcsec 2000
15 26 18.45 +49 13 23.8
Date first
1830
Date last
2013
Obs
9
Pa first
324
Pa last
329
P.A. Now (θ)
329°
Sep first
15.0
Sep last
21.0
Sep. Now (ρ)
21"
Mag pri
10.41
Mag sec
12.60
delta mag (ΔM)
2.19
Spectral class
F8 (yellow-white)
Pri motion ra
-020
Sec motion ra
+004
Pri motion dec
-003
Sec motion dec
-007
Notes
rPM=1.203
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
328.6
Precise sep
21
Constellation
Bootes
Tycho2
3485-00315-1
last precise pa
328.6
last precise sep
21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15263+4913 HJ 2781 1998 4 328 20.9 10.41 12.60 D 152618.45+491323.8
15263+4913 HJ 2781 2003 6 328 20.8 10.41 12.60 D 152618.45+491323.8
15263+4913 HJ 2781 2013 7 329 21.0 10.41 12.60 F8 152618.45+491323.8

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