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
 
 
Precise pa
88.2
Precise sep
28.03
Cdsa2 id
LDS 609
Constellation
Apus
Ra deg
17.85847777777778
De deg
-77.81766666666667
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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