22041-5021 UC 4640

 
 
22h 04m 06.43s -50 21' 11.7" P.A. 197 sep 23.5 mag 11.50,16.00 Sp K0
 
 
Coord 2000
22041-5021
Discov num
UC 4640
Comp
Coord arcsec 2000
22 04 06.43 -50 21 11.7
Date first
1998
Date last
2010
Obs
4
Pa first
196
Pa last
197
P.A. Now (θ)
197°
Sep first
23.5
Sep last
23.5
Sep. Now (ρ)
23.5"
Mag pri
11.50
Mag sec
16.00
delta mag (ΔM)
4.5
Spectral class
K0 (yellow-orange)
Pri motion ra
+097
Sec motion ra
+100
Pri motion dec
-101
Sec motion dec
-102
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.022 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
196.6
Precise sep
23.49
Constellation
Indus
Tycho2
8444-01103-1
last precise pa
196.6
last precise sep
23.49
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22041-5021 UC 4640 1999 2 197 23.5 11.50 16.00 V 220406.43-502111.7
22041-5021 UC 4640 2000 2 197 23.5 11.50 16.00 V 220406.43-502111.7
22041-5021 UC 4640 2010 4 197 23.5 11.50 16.00 K0 V R 220406.43-502111.7

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