17453-7832 HDS2508

 
 
17h 45m 18.82s -78 31' 54.5" P.A. 170 sep 14.7 mag 12.48,13.58 Sp Fp dist. 395.26 pc (1289.34 l.y.)
 
 
Coord 2000
17453-7832
Discov num
HDS2508
Comp
Coord arcsec 2000
17 45 18.82 -78 31 54.5
Date first
1991
Date last
2010
Obs
5
Pa first
171
Pa last
170
P.A. Now (θ)
170°
Sep first
14.6
Sep last
14.7
Sep. Now (ρ)
14.7"
Mag pri
12.48
Mag sec
13.58
delta mag (ΔM)
1.1
Spectral class
Fp (yellow-white)
Pri motion ra
+004
Sec motion ra
+008
Pri motion dec
+002
Sec motion dec
-009
Notes
Z (Parallax indicates components are physical)
rPM=0.972
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
170.1
Precise sep
14.74
Constellation
Apus
HIP
86895
Distance
395.26
Distance ly
1289.34
last precise pa
170.1
last precise sep
14.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17453-7832 HDS2508 2000 2 171 14.6 12.71 13.50 Fp ZD 174518.82-783154.5
17453-7832 HDS2508 2010 5 170 14.6 12.48 13.58 Fp Z 174518.82-783154.5

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