18554+6420 MLR  59

 
 
18h 55m 23.05s +64 20' 16.4" P.A. 286 sep 0.8 mag 9.90,12.90 Sp A5
 
 
Coord 2000
18554+6420
Discov num
MLR  59
Comp
Coord arcsec 2000
18 55 23.05 +64 20 16.4
Date first
1970
Date last
2008
Obs
5
Pa first
286
Pa last
286
P.A. Now (θ)
286°
Sep first
0.7
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.90
Mag sec
12.90
delta mag (ΔM)
3
Spectral class
A5 (white)
Pri motion ra
-024
Sec motion ra
Pri motion dec
+001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
285.6
Precise sep
0.802
Constellation
Draco
last precise pa
285.6
last precise sep
0.802
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18554+6420 MLR 59 1989 4 291 0.7 9.90 12.90 A5 185523.05+642016.4
18554+6420 MLR 59 2008 5 286 0.8 9.90 12.90 A5 185523.05+642016.4

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