18250-0517 RST4587

 
 
18h 25m 01.66s -05 16' 41.4" P.A. 307 sep 0.6 mag 10.06,9.85 Sp F2
 
 
Coord 2000
18250-0517
Discov num
RST4587
Comp
Coord arcsec 2000
18 25 01.66 -05 16 41.4
Date first
1938
Date last
1994
Obs
6
Pa first
310
Pa last
307
P.A. Now (θ)
307°
Sep first
0.6
Sep last
0.6
Sep. Now (ρ)
0.6"
Mag pri
10.06
Mag sec
9.85
delta mag (ΔM)
0.21
Spectral class
F2 (yellow-white)
Pri motion ra
+009
Sec motion ra
+009
Pri motion dec
-023
Sec motion dec
-023
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
307.4
Precise sep
0.61
Constellation
Scutum
Tycho2
5107-00097-1
HD
169473
last precise pa
307.4
last precise sep
0.61
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18250-0517 RST4587 1994 6 307 0.6 10.06 9.85 F2 182501.66-051641.4

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