20309-6648 MLO  89

 
 
20h 30m 52.75s -66 48' 42.2" P.A. 137 sep 5.2 mag 10.19,10.25 Sp F7/8V
 
 
Coord 2000
20309-6648
Discov num
MLO  89
Comp
Coord arcsec 2000
20 30 52.75 -66 48 42.2
Date first
1892
Date last
2015
Obs
9
Pa first
140
Pa last
137
P.A. Now (θ)
137°
Sep first
5.0
Sep last
5.2
Sep. Now (ρ)
5.2"
Mag pri
10.19
Mag sec
10.25
delta mag (ΔM)
0.06
Spectral class
F7/8V (yellow-white)
Pri motion ra
+036
Sec motion ra
+040
Pri motion dec
+017
Sec motion dec
+020
Notes
rPM=0.112 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
136.8
Precise sep
5.207
Constellation
Pavo
Tycho2
9099-01753-1
Gaia DR2
29059180032
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20309-6648 MLO 89 2000 5 137 5.2 10.19 10.25 F7/8V D 203052.75-664842.2
20309-6648 MLO 89 2001 8 137 5.2 10.19 10.25 F7/8V D 203052.75-664842.2
20309-6648 MLO 89 2015 9 137 5.2 10.19 10.25 F7/8V 203052.75-664842.2

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