19490+7715 MLR 228

 
 
19h 48m 57.85s +77 15' 14.5" P.A. 207 sep 0.2 mag 9.80,10.40 Sp A2
 
 
Coord 2000
19490+7715
Discov num
MLR 228
Comp
Coord arcsec 2000
19 48 57.85 +77 15 14.5
Date first
1971
Date last
1984
Obs
5
Pa first
226
Pa last
207
P.A. Now (θ)
207°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
9.80
Mag sec
10.40
delta mag (ΔM)
0.6
Spectral class
A2 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
207
Precise sep
0.17
Constellation
Draco
SAO
9554
Tycho2
4588-00473-1
HD
188926
last precise pa
207
last precise sep
0.17
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19490+7715 MLR 228 1984 5 207 0.2 9.80 10.40 A2 194857.85+771514.5

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