20501-3315 UC 4305

 
 
20h 50m 05.75s -33 14' 43.5" P.A. 302.00 sep 143.4 mag 10.07,12.64
 
 
Coord 2000
20501-3315
Discov num
UC 4305
Comp
Coord arcsec 2000
20 50 05.75 -33 14 43.5
Date first
1913
Date last
2015
Obs
6
Pa first
303
Pa last
302
P.A. Now (θ)
302°
Sep first
144.0
Sep last
143.4
Sep. Now (ρ)
143.4"
Mag pri
10.07
Mag sec
12.64
delta mag (ΔM)
2.57
Spectral class
Pri motion ra
+148
Sec motion ra
+147
Pri motion dec
-019
Sec motion dec
-018
Notes
V (Proper motion indicates physical)
rPM=0.009 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
302.2
Precise sep
143.437
Constellation
Microscopium
Tycho2
7461-01225-1
Gaia DR2
6780097946847202688
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20501-3315 UC 4305 1999 3 302 143.4 9.90 12.60 V 205005.75-331443.5
20501-3315 UC 4305 2000 2 302 143.4 9.90 12.60 V 205005.75-331443.5
20501-3315 UC 4305 2010 4 302 143.5 10.07 12.64 V 205005.75-331443.5
20501-3315 UC 4305 2015 5 302 143.4 10.07 12.64 V 205005.75-331443.5

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