16407+3939 ES 2225

 
 
16h 40m 40.21s +39 40' 39.3" P.A. 133 sep 2.3 mag 11.02,12.79
 
 
Coord 2000
16407+3939
Discov num
ES 2225
Comp
Coord arcsec 2000
16 40 40.21 +39 40 39.3
Date first
1926
Date last
1991
Obs
6
Pa first
137
Pa last
133
P.A. Now (θ)
133°
Sep first
2.5
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
11.02
Mag sec
12.79
delta mag (ΔM)
1.77
Spectral class
Pri motion ra
-013
Sec motion ra
-013
Pri motion dec
-025
Sec motion dec
-025
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
133
Precise sep
2.27
Constellation
Hercules
Tycho2
3074-00518-1
last precise pa
133
last precise sep
2.27
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16407+3939 ES 2225 1991 6 133 2.3 11.02 12.79 164040.21+394039.3

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