18471+5356 A  1382

 
 
18h 47m 05.74s +53 55' 46.2" P.A. 226 sep 4.7 mag 9.58,12.90 Sp F2
 
 
Coord 2000
18471+5356
Discov num
A  1382
Comp
Coord arcsec 2000
18 47 05.74 +53 55 46.2
Date first
1906
Date last
2003
Obs
6
Pa first
226
Pa last
226
P.A. Now (θ)
226°
Sep first
4.5
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
9.58
Mag sec
12.90
delta mag (ΔM)
3.32
Spectral class
F2 (yellow-white)
Pri motion ra
-005
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
225.9
Precise sep
4.673
Cdsa2 id
A 1382
Constellation
Draco
Ra deg
18.784927777777778
De deg
53.9295
last precise pa
225.9
last precise sep
4.673
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18471+5356 A 1382 1998 5 225 4.7 9.58 12.90 F2 D 184705.74+535546.2
18471+5356 A 1382 2003 6 226 4.7 9.58 12.90 F2 D 184705.74+535546.2
18471+5356 A 1382 2010 7 222 4.0 9.58 12.90 F2 184705.74+535546.2

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