19478-6645 LDS 686

 
 
19h 47m 31.51s -66 45' 26.3" P.A. 238 sep 39.6 mag 17.20,17.60
 
 
Coord 2000
19478-6645
Discov num
LDS 686
Comp
Coord arcsec 2000
19 47 31.51 -66 45 26.3
Date first
1920
Date last
2010
Obs
5
Pa first
225
Pa last
238
P.A. Now (θ)
238°
Sep first
40.0
Sep last
39.6
Sep. Now (ρ)
39.6"
Mag pri
17.20
Mag sec
17.60
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+012
Sec motion ra
+039
Pri motion dec
-044
Sec motion dec
-071
Notes
rPM=0.471
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
237.9
Precise sep
39.6
Constellation
Pavo
last precise pa
237.9
last precise sep
39.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19478-6645 LDS 686 1920 1 225 40.0 17.20 17.60 I 194731.51-664526.3
19478-6645 LDS 686 2000 2 239 39.7 17.20 17.60 194731.51-664526.3
19478-6645 LDS 686 2010 5 238 39.6 17.20 17.60 194731.51-664526.3

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