18440-2237 RST5453

 
 
18h 43m 59.76s -22 37' 04.1" P.A. 208 sep 0.3 mag 9.70,9.70 Sp K0III
 
 
Coord 2000
18440-2237
Discov num
RST5453
Comp
Coord arcsec 2000
18 43 59.76 -22 37 04.1
Date first
1945
Date last
2008
Obs
7
Pa first
197
Pa last
208
P.A. Now (θ)
208°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
9.70
Mag sec
9.70
delta mag (ΔM)
0
Spectral class
K0III (yellow-orange)
Pri motion ra
+004
Sec motion ra
Pri motion dec
-005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
207.9
Precise sep
0.312
Constellation
Sagittarius
SAO
187198
Tycho2
6859-00044-1
HD
172966
last precise pa
207.9
last precise sep
0.312
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18440-2237 RST5453 1990 6 209 0.3 9.70 9.70 K0III 184359.76-223704.1
18440-2237 RST5453 2008 7 208 0.3 9.70 9.70 K0III 184359.76-223704.1

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