21008-4123 B   513

 
 
21h 00m 48.32s -41 22' 20.3" P.A. 30 sep 3.8 mag 10.68,11.44 Sp F6/7V
 
 
Coord 2000
21008-4123
Discov num
B   513
Comp
Coord arcsec 2000
21 00 48.32 -41 22 20.3
Date first
1925
Date last
1999
Obs
6
Pa first
29
Pa last
30
P.A. Now (θ)
30°
Sep first
3.8
Sep last
3.8
Sep. Now (ρ)
3.8"
Mag pri
10.68
Mag sec
11.44
delta mag (ΔM)
0.76
Spectral class
F6/7V (yellow-white)
Pri motion ra
-020
Sec motion ra
+040
Pri motion dec
-031
Sec motion dec
+072
Notes
rPM=1.447
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
29.6
Precise sep
3.82
Constellation
Microscopium
Tycho2
7973-00276-1
HD
199778
last precise pa
29.6
last precise sep
3.82
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21008-4123 B 513 1999 5 30 3.8 10.68 11.44 F6/7V D 210048.32-412220.3

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