13242-1844 UC 2531

 
 
13h 24m 09.68s -18 44' 26.5" P.A. 321 sep 11.4 mag 11.30,14.70
 
 
Coord 2000
13242-1844
Discov num
UC 2531
Comp
Coord arcsec 2000
13 24 09.68 -18 44 26.5
Date first
1999
Date last
2015
Obs
3
Pa first
322
Pa last
321
P.A. Now (θ)
321°
Sep first
11.2
Sep last
11.4
Sep. Now (ρ)
11.4"
Mag pri
11.30
Mag sec
14.70
delta mag (ΔM)
3.4
Spectral class
Pri motion ra
+013
Sec motion ra
+005
Pri motion dec
-098
Sec motion dec
-090
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.114 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
321.1
Precise sep
11.416
Cdsa2 id
UC 2531
Constellation
Virgo
Tycho2
6124-00927-1
Ra deg
13.402688888888889
De deg
-18.740694444444447
last precise pa
321.1
last precise sep
11.416
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13242-1844 UC 2531 1999 2 322 11.3 11.30 14.70 V 132409.68-184426.5
13242-1844 UC 2531 2000 2 322 11.3 11.30 14.70 V 132409.68-184426.5
13242-1844 UC 2531 2010 3 322 11.2 11.30 14.70 V R 132409.68-184426.5
13242-1844 UC 2531 2015 3 321 11.4 11.30 14.70 V R 132409.68-184426.5

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