12508-2851 UC 2415

 
 
12h 50m 46.26s -28 51' 04.2" P.A. 319 sep 23 mag 10.60,15.70
 
 
Coord 2000
12508-2851
Discov num
UC 2415
Comp
Coord arcsec 2000
12 50 46.26 -28 51 04.2
Date first
1996
Date last
2015
Obs
5
Pa first
319
Pa last
319
P.A. Now (θ)
319°
Sep first
22.9
Sep last
23.0
Sep. Now (ρ)
23"
Mag pri
10.60
Mag sec
15.70
delta mag (ΔM)
5.1
Spectral class
Pri motion ra
-075
Sec motion ra
-087
Pri motion dec
+024
Sec motion dec
+032
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.156 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
318.9
Precise sep
23.025
Constellation
Hydra
Tycho2
6709-00018-1
last precise pa
318.9
last precise sep
23.025
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12508-2851 UC 2415 1999 2 319 22.9 10.60 15.70 V 125046.26-285104.2
12508-2851 UC 2415 2000 2 319 23.0 10.60 15.70 V 125046.26-285104.2
12508-2851 UC 2415 2010 4 320 23.0 10.60 15.70 V R 125046.26-285104.2
12508-2851 UC 2415 2015 5 319 23.0 10.60 15.70 V R 125046.26-285104.2

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