18427-2336 BRT1542

 
 
18h 42m 40.42s -23 35' 46.2" P.A. 282 sep 6.4 mag 10.40,10.50 Sp F
 
 
Coord 2000
18427-2336
Discov num
BRT1542
Comp
Coord arcsec 2000
18 42 40.42 -23 35 46.2
Date first
1910
Date last
1999
Obs
5
Pa first
284
Pa last
282
P.A. Now (θ)
282°
Sep first
6.2
Sep last
6.4
Sep. Now (ρ)
6.4"
Mag pri
10.40
Mag sec
10.50
delta mag (ΔM)
0.1
Spectral class
F (yellow-white)
Pri motion ra
+006
Sec motion ra
-084
Pri motion dec
-014
Sec motion dec
+012
Notes
rPM=1.104
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
281.7
Precise sep
6.358
Constellation
Sagittarius
SAO
187168
Tycho2
6859-01614-1
last precise pa
281.7
last precise sep
6.358
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18427-2336 BRT1542 1998 4 281 6.3 10.39 10.50 F D 184240.42-233546.2
18427-2336 BRT1542 1999 5 282 6.4 10.39 10.50 F D 184240.42-233546.2
18427-2336 BRT1542 2010 6 275 6.5 10.40 10.50 F 184240.42-233546.2

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