18108-2520 TDT 725

 
 
18h 10m 49.87s -25 20' 28.1" P.A. 228 sep 1 mag 12.06,12.43
 
 
Coord 2000
18108-2520
Discov num
TDT 725
Comp
Coord arcsec 2000
18 10 49.87 -25 20 28.1
Date first
1991
Date last
1991
Obs
1
Pa first
228
Pa last
228
P.A. Now (θ)
228°
Sep first
1.0
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
12.06
Mag sec
12.43
delta mag (ΔM)
0.37
Spectral class
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
227.5
Precise sep
0.97
Constellation
Sagittarius
Tycho2
6847-02651-1
HD
315290
last precise pa
227.5
last precise sep
0.97
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18108-2520 TDT 725 1991 1 228 1.0 12.06 12.43 181049.87-252028.1

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