18100-3458 LDS 627

 
 
18h 10m 04.82s -34 58' 41.6" P.A. 310 sep 9.9 mag 10.88,10.98
 
 
Coord 2000
18100-3458
Discov num
LDS 627
Comp
Coord arcsec 2000
18 10 04.82 -34 58 41.6
Date first
1920
Date last
1999
Obs
3
Pa first
315
Pa last
310
P.A. Now (θ)
310°
Sep first
16.0
Sep last
9.9
Sep. Now (ρ)
9.9"
Mag pri
10.88
Mag sec
10.98
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
-061
Sec motion ra
-007
Pri motion dec
-027
Sec motion dec
-018
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Sagittarius
Tycho2
7400-00620-1
last precise pa
309.9
last precise sep
9.935
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18100-3458 LDS 627 1998 2 310 17.7 13.40 15.50 XD 181000.01-345746.2
18100-3458 LDS 627 1999 3 310 9.9 10.88 10.98 181004.82-345841.6
18100-3458 LDS 627 2000 3 310 9.9 13.40 15.50 D 181004.83-345841.5

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