16589-0615 LDS4711

 
 
16h 58m 50.81s -06 15' 33.6" P.A. 211 sep 110.8 mag 15.60,17.00 Sp M+DC9
 
 
Coord 2000
16589-0615
Discov num
LDS4711
Comp
Coord arcsec 2000
16 58 50.81 -06 15 33.6
Date first
1960
Date last
2010
Obs
4
Pa first
211
Pa last
211
P.A. Now (θ)
211°
Sep first
110.0
Sep last
110.8
Sep. Now (ρ)
110.8"
Mag pri
15.60
Mag sec
17.00
delta mag (ΔM)
1.4
Spectral class
M+DC9 (red)
Pri motion ra
+334
Sec motion ra
+338
Pri motion dec
-122
Sec motion dec
-122
Notes
rPM=0.011 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
210.5
Precise sep
110.75
Constellation
Ophiuchus
last precise pa
210.5
last precise sep
110.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16589-0615 LDS4711 1960 1 211 110.0 16.00 17.10 165806.67-061500.0
16589-0615 LDS4711 1999 2 211 110.8 15.30 17.30 D 165850.81-061533.6
16589-0615 LDS4711 2010 4 211 110.8 15.60 17.00 M+DC9 165850.81-061533.6

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