19478-6645 LDS 686

 
 
19h 47m 31.51s -66 45' 26.3" P.A. 238 sep 39.7 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
2015
Obs
5
Pa first
225
Pa last
238
P.A. Now (θ)
238°
Sep first
40.0
Sep last
39.7
Sep. Now (ρ)
39.7"
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
238.1
Precise sep
39.668
Constellation
Pavo
Gaia DR2
39334163328
 
 
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
19478-6645 LDS 686 2015 6 238 39.7 17.20 17.60 194731.51-664526.3

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