18386+3043 STF2358

 
 
18h 38m 35.04s +30 43' 20.1" P.A. 223 sep 2.5 mag 9.81,10.19 Sp F8
 
 
Coord 2000
18386+3043
Discov num
STF2358
Comp
Coord arcsec 2000
18 38 35.04 +30 43 20.1
Date first
1831
Date last
2012
Obs
38
Pa first
217
Pa last
223
P.A. Now (θ)
223°
Sep first
2.6
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
9.81
Mag sec
10.19
delta mag (ΔM)
0.38
Spectral class
F8 (yellow-white)
Pri motion ra
-009
Sec motion ra
-009
Pri motion dec
+014
Sec motion dec
+014
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
223.2
Precise sep
2.515
Constellation
Lyra
SAO
67199
Tycho2
2637-01371-1
last precise pa
223.2
last precise sep
2.515
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18386+3043 STF2358 1999 39 222 2.5 9.81 10.19 F8 D 183835.04+304320.1
18386+3043 STF2358 2009 40 224 2.5 9.81 10.19 F8 D 183835.04+304320.1
18386+3043 STF2358 2012 38 223 2.5 9.81 10.19 F8 D 183835.04+304320.1

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