19391+0923 J  2988

 
 
19h 38m 59.13s +09 22' 30.9" P.A. 287 sep 2.7 mag 12.80,12.80
 
 
Coord 2000
19391+0923
Discov num
J  2988
Comp
Coord arcsec 2000
19 38 59.13 +09 22 30.9
Date first
1944
Date last
2015
Obs
3
Pa first
270
Pa last
287
P.A. Now (θ)
287°
Sep first
2.0
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
12.80
Mag sec
12.80
delta mag (ΔM)
0
Spectral class
Pri motion ra
+007
Sec motion ra
Pri motion dec
-014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
286.6
Precise sep
2.7
Cdsa2 id
J 2988
Constellation
Aquila
Ra deg
19.649758333333335
De deg
9.375250000000001
last precise pa
286.6
last precise sep
2.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19391+0923 J 2988 1997 2 275 2.9 12.80 12.80 193859.13+092230.9
19391+0923 J 2988 2015 3 287 2.7 12.80 12.80 193859.13+092230.9

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