20250-2452 UC 4172

 
 
20h 24m 59.15s -24 51' 36.5" P.A. 304 sep 15.6 mag 12.10,12.80
 
 
Coord 2000
20250-2452
Discov num
UC 4172
Comp
Coord arcsec 2000
20 24 59.15 -24 51 36.5
Date first
1998
Date last
2015
Obs
5
Pa first
305
Pa last
304
P.A. Now (θ)
304°
Sep first
15.7
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
12.10
Mag sec
12.80
delta mag (ΔM)
0.7
Spectral class
Pri motion ra
+036
Sec motion ra
+033
Pri motion dec
-076
Sec motion dec
-073
Notes
V R (Proper motion indicates physical, Red magnitudes)
-10 rPM=0.05 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
304.3
Precise sep
15.625
Constellation
Capricornus
Tycho2
6911-00931-1
Gaia DR2
21555126784
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20250-2452 UC 4172 1999 2 304 15.6 12.10 12.80 V 202459.15-245136.5
20250-2452 UC 4172 2000 2 305 15.5 12.10 12.80 V 202459.15-245136.5
20250-2452 UC 4172 2010 4 304 15.5 12.10 12.80 V R 202459.15-245136.5
20250-2452 UC 4172 2015 5 304 15.6 12.10 12.80 V R 202459.15-245136.5

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