18388-3046 SKF2535

 
 
18h 38m 46.36s -30 45' 29.6" P.A. 44 sep 3.9 mag 10.90,10.20 Sp K5:
 
 
Coord 2000
18388-3046
Discov num
SKF2535
Comp
Coord arcsec 2000
18 38 46.36 -30 45 29.6
Date first
1999
Date last
2015
Obs
4
Pa first
45
Pa last
44
P.A. Now (θ)
44°
Sep first
3.9
Sep last
3.9
Sep. Now (ρ)
3.9"
Mag pri
10.90
Mag sec
10.20
delta mag (ΔM)
0.7
Spectral class
K5: (yellow-orange)
Pri motion ra
-009
Sec motion ra
Pri motion dec
-196
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
44.4
Precise sep
3.858
Constellation
Sagittarius
Tycho2
7407-00823-1
Gaia DR2
4047127415114467456
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18388-3046 SKF2535 2010 2 38 4.2 10.90 10.20 183807.50-304600.0
18388-3046 SKF2535 2015 4 44 3.9 10.90 10.20 K5: 183846.36-304529.6

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