17149+4311 LDS4731

 
 
17h 14m 48.15s +43 11' 48.6" P.A. 61 sep 14.8 mag 16.40,16.90 Sp M3+M3
 
 
Coord 2000
17149+4311
Discov num
LDS4731
Comp
Coord arcsec 2000
17 14 48.15 +43 11 48.6
Date first
1960
Date last
2010
Obs
5
Pa first
61
Pa last
61
P.A. Now (θ)
61°
Sep first
14.5
Sep last
14.8
Sep. Now (ρ)
14.8"
Mag pri
16.40
Mag sec
16.90
delta mag (ΔM)
0.5
Spectral class
M3+M3 (red/red)
Pri motion ra
+026
Sec motion ra
+030
Pri motion dec
-124
Sec motion dec
-122
Notes
V (Proper motion indicates physical)
rPM=0.035 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
60.5
Precise sep
14.75
Constellation
Hercules
last precise pa
60.5
last precise sep
14.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17149+4311 LDS4731 2000 2 61 14.8 16.40 16.90 D 171448.15+431148.6
17149+4311 LDS4731 2003 3 61 14.7 16.40 16.90 D 171448.15+431148.6
17149+4311 LDS4731 2004 4 61 14.8 16.40 16.90 M3+M3 V 171448.15+431148.6
17149+4311 LDS4731 2010 5 61 14.7 16.40 16.90 M3+M3 V 171448.15+431148.6

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