19442+0536 J  1861

 
 
19h 44m 17.87s +05 35' 33.3" P.A. 22 sep 7.8 mag 11.90,12.80
 
 
Coord 2000
19442+0536
Discov num
J  1861
Comp
Coord arcsec 2000
19 44 17.87 +05 35 33.3
Date first
1941
Date last
2015
Obs
7
Pa first
20
Pa last
22
P.A. Now (θ)
22°
Sep first
4.0
Sep last
7.8
Sep. Now (ρ)
7.8"
Mag pri
11.90
Mag sec
12.80
delta mag (ΔM)
0.9
Spectral class
Pri motion ra
-010
Sec motion ra
+005
Pri motion dec
-020
Sec motion dec
+013
Notes
R (Red magnitudes)
rPM=1.621
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21.9
Precise sep
7.781
Constellation
Aquila
Gaia DR2
20999273728
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19442+0536 J 1861 1994 2 25 7.3 10.00 12.00 194430.00+053600.0
19442+0536 J 1861 2000 3 22 7.5 10.00 12.00 D 194418.06+053540.2
19442+0536 J 1861 2014 5 22 7.7 11.90 12.80 R 194417.87+053533.3
19442+0536 J 1861 2015 7 22 7.8 11.90 12.80 R 194417.87+053533.3

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