17224+1447 TDT 322

 
 
17h 22m 22.87s +14 46' 59.7" P.A. 189 sep 1.4 mag 8.66,11.47 Sp G5
 
 
Coord 2000
17224+1447
Discov num
TDT 322
Comp
Coord arcsec 2000
17 22 22.87 +14 46 59.7
Date first
1991
Date last
1991
Obs
1
Pa first
189
Pa last
189
P.A. Now (θ)
189°
Sep first
1.4
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
8.66
Mag sec
11.47
delta mag (ΔM)
2.81
Spectral class
G5 (yellow)
Pri motion ra
-002
Sec motion ra
-002
Pri motion dec
+006
Sec motion dec
+006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
188.6
Precise sep
1.42
Constellation
Hercules
SAO
102776
Tycho2
1003-01031-1
HD
157376
last precise pa
188.6
last precise sep
1.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17224+1447 TDT 322 1991 1 189 1.4 8.66 11.47 172222.87+144659.7

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