16171-7451 TDS9819

 
 
16h 17m 05.94s -74 50' 47.5" P.A. 155 sep 2.6 mag 11.78,12.62
 
 
Coord 2000
16171-7451
Discov num
TDS9819
Comp
Coord arcsec 2000
16 17 05.94 -74 50 47.5
Date first
1991
Date last
1991
Obs
1
Pa first
155
Pa last
155
P.A. Now (θ)
155°
Sep first
2.6
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
11.78
Mag sec
12.62
delta mag (ΔM)
0.84
Spectral class
Pri motion ra
-013
Sec motion ra
-013
Pri motion dec
-016
Sec motion dec
-016
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
155.2
Precise sep
2.64
Constellation
Apus
Tycho2
9285-00755-1
last precise pa
155.2
last precise sep
2.64
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16171-7451 TDS9819 1991 1 155 2.6 11.78 12.62 161705.94-745047.5

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