18587+1936 HU  330

 
 
18h 58m 40.34s +19 35' 47.4" P.A. 31 sep 0.7 mag 10.62,10.31 Sp F5
 
 
Coord 2000
18587+1936
Discov num
HU  330
Comp
Coord arcsec 2000
18 58 40.34 +19 35 47.4
Date first
1901
Date last
2008
Obs
19
Pa first
30
Pa last
31
P.A. Now (θ)
31°
Sep first
0.8
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
10.62
Mag sec
10.31
delta mag (ΔM)
0.31
Spectral class
F5 (yellow-white)
Pri motion ra
+004
Sec motion ra
+004
Pri motion dec
-007
Sec motion dec
-007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
30.6
Precise sep
0.705
Cdsa2 id
HU 330
Constellation
Sagitta
Tycho2
1593-01508-1
HD
230294
Ra deg
18.97787222222222
De deg
19.5965
last precise pa
30.6
last precise sep
0.705
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18587+1936 HU 330 2007 17 32 0.7 10.62 10.31 F5 185840.34+193547.4
18587+1936 HU 330 2008 19 31 0.7 10.62 10.31 F5 185840.34+193547.4

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