17111-7453 TDT 258

 
 
17h 11m 05.56s -74 53' 00.5" P.A. 211 sep 2.8 mag 11.32,12.37
 
 
Coord 2000
17111-7453
Discov num
TDT 258
Comp
Coord arcsec 2000
17 11 05.56 -74 53 00.5
Date first
1991
Date last
1991
Obs
1
Pa first
211
Pa last
211
P.A. Now (θ)
211°
Sep first
2.8
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
11.32
Mag sec
12.37
delta mag (ΔM)
1.05
Spectral class
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
-006
Sec motion dec
-006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
210.8
Precise sep
2.78
Constellation
Apus
Tycho2
9287-00713-1
Gaia DR2
96497900032
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17111-7453 TDT 258 1991 1 211 2.8 11.32 12.37 171105.56-745300.5

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