19489+0545 BU  829

 
 
19h 48m 56.02s +05 44' 54.5" P.A. 314 sep 0.8 mag 9.08,9.75 Sp A0
 
 
Coord 2000
19489+0545
Discov num
BU  829
Comp
Coord arcsec 2000
19 48 56.02 +05 44 54.5
Date first
1881
Date last
2005
Obs
25
Pa first
312
Pa last
314
P.A. Now (θ)
314°
Sep first
0.7
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
9.08
Mag sec
9.75
delta mag (ΔM)
0.67
Spectral class
A0 (white)
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
-004
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
313.6
Precise sep
0.78
Constellation
Aquila
Tycho2
0492-02643-1
HD
187261
last precise pa
313.7
last precise sep
0.812
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19489+0545 BU 829 2005 25 314 0.8 9.08 9.75 A0 194856.02+054454.5

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