17515-7748 LDS 609

 
 
17h 51m 30.52s -77 49' 03.6" P.A. 88 sep 28 mag 15.40,17.40
 
 
Coord 2000
17515-7748
Discov num
LDS 609
Comp
Coord arcsec 2000
17 51 30.52 -77 49 03.6
Date first
1920
Date last
2010
Obs
7
Pa first
45
Pa last
88
P.A. Now (θ)
88°
Sep first
29.0
Sep last
28.0
Sep. Now (ρ)
28"
Mag pri
15.40
Mag sec
17.40
delta mag (ΔM)
2
Spectral class
Pri motion ra
-023
Sec motion ra
Pri motion dec
-329
Sec motion dec
Notes
N V R (See Notes, Proper motion indicates physical, Red magnitudes)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Apus
last precise pa
88.2
last precise sep
28.03
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17515-7748 LDS 609 1960 2 86 29.0 16.20 16.90 X 175112.00-774800.0
17515-7748 LDS 609 2000 3 88 28.6 16.20 16.90 175130.52-774903.6
17515-7748 LDS 609 2010 7 89 27.9 15.40 17.40 NV R 175130.52-774903.6

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