19399-1703 ARN  53

 
 
19h 39m 56.82s -17 03' 06.3" P.A. 254 sep 26.8 mag 9.83,10.66 Sp F5
 
 
Coord 2000
19399-1703
Discov num
ARN  53
Comp
Coord arcsec 2000
19 39 56.82 -17 03 06.3
Date first
1896
Date last
2016
Obs
13
Pa first
253
Pa last
254
P.A. Now (θ)
254°
Sep first
26.1
Sep last
26.8
Sep. Now (ρ)
26.8"
Mag pri
9.83
Mag sec
10.66
delta mag (ΔM)
0.83
Spectral class
F5 (yellow-white)
Pri motion ra
-017
Sec motion ra
-021
Pri motion dec
-022
Sec motion dec
-027
Notes
rPM=0.187 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
253.9
Precise sep
26.755
Constellation
Sagittarius
last precise pa
253.9
last precise sep
26.755
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19399-1703 ARN 53 2003 9 254 26.7 9.83 10.66 D 193956.82-170306.3
19399-1703 ARN 53 2010 12 254 26.6 9.83 10.66 F5 193956.82-170306.3
19399-1703 ARN 53 2016 13 254 26.8 9.83 10.66 F5 193956.82-170306.3

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