19493+7409 MLR 227

 
 
19h 49m 18.72s +74 09' 09.7" P.A. 77 sep 0.2 mag 10.30,10.50 Sp F5
 
 
Coord 2000
19493+7409
Discov num
MLR 227
Comp
Coord arcsec 2000
19 49 18.72 +74 09 09.7
Date first
1971
Date last
2008
Obs
9
Pa first
78
Pa last
77
P.A. Now (θ)
77°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
10.30
Mag sec
10.50
delta mag (ΔM)
0.2
Spectral class
F5 (yellow-white)
Pri motion ra
+023
Sec motion ra
Pri motion dec
+060
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
77.4
Precise sep
0.232
Constellation
Draco
last precise pa
77.4
last precise sep
0.232
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19493+7409 MLR 227 1989 7 69 0.3 10.30 10.50 F5 194918.72+740909.7
19493+7409 MLR 227 2008 9 77 0.2 10.30 10.50 F5 194918.72+740909.7

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