19390+1528 J   774

 
 
19h 38m 57.70s +15 28' 12.2" P.A. 220 sep 3.7 mag 11.60,12.60
 
 
Coord 2000
19390+1528
Discov num
J   774
Comp
Coord arcsec 2000
19 38 57.70 +15 28 12.2
Date first
1912
Date last
2015
Obs
7
Pa first
209
Pa last
220
P.A. Now (θ)
220°
Sep first
2.5
Sep last
3.7
Sep. Now (ρ)
3.7"
Mag pri
11.60
Mag sec
12.60
delta mag (ΔM)
1
Spectral class
Pri motion ra
+004
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
220.4
Precise sep
3.68
Constellation
Aquila
last precise pa
220.4
last precise sep
3.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19390+1528 J 774 2002 4 219 3.9 9.50 10.00 193858.46+152811.0
19390+1528 J 774 2015 5 220 3.7 9.50 10.00 193858.46+152811.0

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