20201-1730 UC 4149

 
 
20h 20m 08.17s -17 29' 49.0" P.A. 105 sep 51.9 mag 9.02,13.86 Sp G2V
 
 
Coord 2000
20201-1730
Discov num
UC 4149
Comp
Coord arcsec 2000
20 20 08.17 -17 29 49.0
Date first
1998
Date last
2015
Obs
4
Pa first
105
Pa last
105
P.A. Now (θ)
105°
Sep first
51.7
Sep last
51.9
Sep. Now (ρ)
51.9"
Mag pri
9.02
Mag sec
13.86
delta mag (ΔM)
4.84
Spectral class
G2V (yellow)
Pri motion ra
+113
Sec motion ra
+113
Pri motion dec
+021
Sec motion dec
+018
Notes
V (Proper motion indicates physical)
rPM=0.026 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
104.9
Precise sep
51.877
Cdsa2 id
UC 4149
Constellation
Capricornus
Ra deg
20.335602777777776
De deg
-17.496944444444445
last precise pa
104.9
last precise sep
51.877
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20201-1730 UC 4149 1999 2 105 51.7 9.00 13.90 V 202008.17-172949.0
20201-1730 UC 4149 2000 2 105 51.7 9.00 13.90 V 202008.17-172949.0
20201-1730 UC 4149 2010 3 105 51.7 9.02 13.86 G2V V 202008.17-172949.0
20201-1730 UC 4149 2015 4 105 51.9 9.02 13.86 G2V V 202008.17-172949.0

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