17402+2318 TDT 458

 
 
17h 40m 13.92s +23 17' 42.1" P.A. 301 sep 2.5 mag 11.93,12.68
 
 
Coord 2000
17402+2318
Discov num
TDT 458
Comp
Coord arcsec 2000
17 40 13.92 +23 17 42.1
Date first
1991
Date last
2001
Obs
2
Pa first
297
Pa last
301
P.A. Now (θ)
301°
Sep first
2.4
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
11.93
Mag sec
12.68
delta mag (ΔM)
0.75
Spectral class
Pri motion ra
+006
Sec motion ra
-029
Pri motion dec
+006
Sec motion dec
-007
Notes
rPM=1.252
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
300.8
Precise sep
2.548
Cdsa2 id
TDT 458
Constellation
Hercules
Tycho2
2076-03163-1
Ra deg
17.670533333333335
De deg
23.29502777777778
last precise pa
300.8
last precise sep
2.548
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17402+2318 TDT 458 1991 1 297 2.4 11.93 12.68 174013.92+231742.1
17402+2318 TDT 458 2001 2 301 2.5 11.93 12.68 174013.92+231742.1

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