21445-4751 UC 4544

 
 
21h 44m 27.20s -47 50' 49.8" P.A. 303 sep 6.7 mag 11.80,12.80
 
 
Coord 2000
21445-4751
Discov num
UC 4544
Comp
Coord arcsec 2000
21 44 27.20 -47 50 49.8
Date first
1996
Date last
2010
Obs
5
Pa first
302
Pa last
303
P.A. Now (θ)
303°
Sep first
6.7
Sep last
6.7
Sep. Now (ρ)
6.7"
Mag pri
11.80
Mag sec
12.80
delta mag (ΔM)
1
Spectral class
Pri motion ra
-071
Sec motion ra
-069
Pri motion dec
+042
Sec motion dec
+051
Notes
V (Proper motion indicates physical)
rPM=0.107 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
303
Precise sep
6.71
Constellation
Grus
last precise pa
303
last precise sep
6.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21445-4751 UC 4544 1999 2 302 6.8 11.80 12.80 V 214427.20-475049.8
21445-4751 UC 4544 2000 2 302 6.7 11.80 12.80 V 214427.20-475049.8
21445-4751 UC 4544 2010 5 301 6.0 11.80 12.80 V 214427.20-475049.8

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