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
Tycho2
1602-00905-1
HD
353318
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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