16052-1740 LDS4630

 
 
16h 05m 14.20s -17 40' 18.8" P.A. 303 sep 25.9 mag 16.80,17.00 Sp M3+M3
 
 
Coord 2000
16052-1740
Discov num
LDS4630
Comp
Coord arcsec 2000
16 05 14.20 -17 40 18.8
Date first
1960
Date last
2010
Obs
6
Pa first
303
Pa last
303
P.A. Now (θ)
303°
Sep first
26.0
Sep last
25.9
Sep. Now (ρ)
25.9"
Mag pri
16.80
Mag sec
17.00
delta mag (ΔM)
0.2
Spectral class
M3+M3 (red/red)
Pri motion ra
+030
Sec motion ra
+036
Pri motion dec
-116
Sec motion dec
-107
Notes
V (Proper motion indicates physical)
rPM=0.09 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
302.7
Precise sep
25.92
Constellation
Scorpius
last precise pa
302.7
last precise sep
25.92
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16052-1740 LDS4630 1998 2 303 25.8 16.80 17.00 D 160514.20-174018.8
16052-1740 LDS4630 1999 3 303 25.9 16.80 17.00 D 160514.20-174018.8
16052-1740 LDS4630 2007 4 303 25.9 16.80 17.00 M3+M3 V 160514.20-174018.8
16052-1740 LDS4630 2010 6 303 25.9 16.80 17.00 M3+M3 V 160514.20-174018.8

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