17404+2144 BRT2436

 
 
17h 40m 25.45s +21 44' 19.4" P.A. 187 sep 5.6 mag 10.91,10.90
 
 
Coord 2000
17404+2144
Discov num
BRT2436
Comp
Coord arcsec 2000
17 40 25.45 +21 44 19.4
Date first
1894
Date last
2015
Obs
17
Pa first
7
Pa last
187
P.A. Now (θ)
187°
Sep first
5.2
Sep last
5.6
Sep. Now (ρ)
5.6"
Mag pri
10.91
Mag sec
10.90
delta mag (ΔM)
0.01
Spectral class
Pri motion ra
-001
Sec motion ra
-005
Pri motion dec
+006
Sec motion dec
+030
Notes
rPM=0.8
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
187
Precise sep
5.6
Constellation
Hercules
Tycho2
1563-02033-1
last precise pa
187
last precise sep
5.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17404+2144 BRT2436 1997 6 187 5.5 10.91 10.90 D 174025.45+214419.4
17404+2144 BRT2436 2008 7 187 5.6 10.91 10.90 D 174025.45+214419.4
17404+2144 BRT2436 2012 10 187 5.5 10.91 10.90 174025.45+214419.4
17404+2144 BRT2436 2015 15 187 5.6 10.91 10.90 174025.45+214419.4

If you need more information about this double, apply for a data request form to the WDS.