16427+2854 TDS 830

 
 
16h 42m 42.55s +28 54' 02.5" P.A. 190 sep 1 mag 10.75,12.36
 
 
Coord 2000
16427+2854
Discov num
TDS 830
Comp
Coord arcsec 2000
16 42 42.55 +28 54 02.5
Date first
1991
Date last
1991
Obs
1
Pa first
190
Pa last
190
P.A. Now (θ)
190°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
10.75
Mag sec
12.36
delta mag (ΔM)
1.61
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-010
Sec motion dec
-010
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
189.9
Precise sep
1.015
Constellation
Hercules
Tycho2
2057-01287-1
last precise pa
189.9
last precise sep
1.015
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16427+2854 TDS 830 1991 1 190 1.0 10.75 12.36 164242.55+285402.5

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