15578+1737 BRT2422

 
 
15h 57m 46.41s +17 36' 44.3" P.A. 180 sep 4.5 mag 10.50,10.80
 
 
Coord 2000
15578+1737
Discov num
BRT2422
Comp
Coord arcsec 2000
15 57 46.41 +17 36 44.3
Date first
1924
Date last
2017
Obs
9
Pa first
180
Pa last
180
P.A. Now (θ)
180°
Sep first
4.5
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
10.50
Mag sec
10.80
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-019
Sec motion ra
-017
Pri motion dec
+017
Sec motion dec
-009
Notes
rPM=1.023
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
179.7
Precise sep
4.502
Constellation
Serpens
last precise pa
179.7
last precise sep
4.502
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15578+1737 BRT2422 2000 5 179 4.5 10.50 10.80 D 155746.41+173644.3
15578+1737 BRT2422 2010 6 179 4.5 10.50 10.80 D 155746.41+173644.3
15578+1737 BRT2422 2017 9 180 4.5 10.50 10.80 155746.41+173644.3

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