17487-7758 TDT 517

 
 
17h 48m 40.07s -77 58' 10.2" P.A. 295 sep 1.5 mag 11.58,12.30
 
 
Coord 2000
17487-7758
Discov num
TDT 517
Comp
Coord arcsec 2000
17 48 40.07 -77 58 10.2
Date first
1991
Date last
1991
Obs
1
Pa first
295
Pa last
295
P.A. Now (θ)
295°
Sep first
1.5
Sep last
1.5
Sep. Now (ρ)
1.5"
Mag pri
11.58
Mag sec
12.30
delta mag (ΔM)
0.72
Spectral class
Pri motion ra
-015
Sec motion ra
Pri motion dec
-030
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
295.2
Precise sep
1.5
Constellation
Apus
Tycho2
9448-01464-1
last precise pa
295.2
last precise sep
1.5
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17487-7758 TDT 517 1991 1 295 1.5 11.58 12.30 174840.07-775810.2

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