12492+0738 HLD 117

 
 
12h 49m 09.57s +07 38' 16.3" P.A. 21 sep 2.5 mag 10.26,10.60 Sp F8
 
 
Coord 2000
12492+0738
Discov num
HLD 117
Comp
Coord arcsec 2000
12 49 09.57 +07 38 16.3
Date first
1882
Date last
2017
Obs
20
Pa first
20
Pa last
21
P.A. Now (θ)
21°
Sep first
2.0
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
10.26
Mag sec
10.60
delta mag (ΔM)
0.34
Spectral class
F8 (yellow-white)
Pri motion ra
+018
Sec motion ra
+018
Pri motion dec
-074
Sec motion dec
-074
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
20.6
Precise sep
2.482
Constellation
Virgo
Tycho2
0882-01092-2
last precise pa
20.6
last precise sep
2.482
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12492+0738 HLD 117 1999 18 19 2.4 10.26 10.60 F8 124909.57+073816.3
12492+0738 HLD 117 2013 19 19 2.5 10.26 10.60 F8 124909.57+073816.3
12492+0738 HLD 117 2017 20 21 2.5 10.26 10.60 F8 124909.57+073816.3

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