17196+2722 TDT 306

 
 
17h 19m 35.42s +27 21' 50.2" P.A. 173 sep 2.2 mag 12.20,12.79
 
 
Coord 2000
17196+2722
Discov num
TDT 306
Comp
Coord arcsec 2000
17 19 35.42 +27 21 50.2
Date first
1991
Date last
1991
Obs
1
Pa first
173
Pa last
173
P.A. Now (θ)
173°
Sep first
2.2
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
12.20
Mag sec
12.79
delta mag (ΔM)
0.59
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
+018
Sec motion dec
+018
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
173.3
Precise sep
2.15
Constellation
Hercules
Tycho2
2082-01402-1
last precise pa
173.3
last precise sep
2.15
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17196+2722 TDT 306 1991 1 173 2.2 12.20 12.79 171935.42+272150.2

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