23172-3915 UC 4917

 
 
23h 17m 13.44s -39 15' 09.7" P.A. 31 sep 19.6 mag 15.17,15.59
 
 
Coord 2000
23172-3915
Discov num
UC 4917
Comp
Coord arcsec 2000
23 17 13.44 -39 15 09.7
Date first
1998
Date last
2010
Obs
3
Pa first
31
Pa last
31
P.A. Now (θ)
31°
Sep first
19.6
Sep last
19.6
Sep. Now (ρ)
19.6"
Mag pri
15.17
Mag sec
15.59
delta mag (ΔM)
0.42
Spectral class
Pri motion ra
+061
Sec motion ra
+065
Pri motion dec
-004
Sec motion dec
-005
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Grus
last precise pa
31
last precise sep
19.63
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
23172-3915 UC 4917 1999 2 31 19.6 15.20 15.60 V 231713.44-391509.7
23172-3915 UC 4917 2000 2 31 19.6 15.20 15.60 V 231713.44-391509.7
23172-3915 UC 4917 2010 3 31 19.6 15.17 15.59 V 231713.44-391509.7

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