19400+1127 J  2990

 
 
19h 39m 42.58s +11 23' 45.4" P.A. 186 sep 8.1 mag 11.08,12.20 Sp M0
 
 
Coord 2000
19400+1127
Discov num
J  2990
Comp
Coord arcsec 2000
19 39 42.58 +11 23 45.4
Date first
1944
Date last
2015
Obs
6
Pa first
185
Pa last
186
P.A. Now (θ)
186°
Sep first
6.0
Sep last
8.1
Sep. Now (ρ)
8.1"
Mag pri
11.08
Mag sec
12.20
delta mag (ΔM)
1.12
Spectral class
M0 (red)
Pri motion ra
+001
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
186.2
Precise sep
8.139
Cdsa2 id
J 2990
Constellation
Aquila
Ra deg
19.661827777777777
De deg
11.395944444444444
last precise pa
186.2
last precise sep
8.139
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19400+1127 J 2990 1944 1 185 6.0 11.08 12.20 194003.38+112732.4
19400+1127 J 2990 2001 4 187 8.2 11.08 12.20 M0 193942.58+112345.4
19400+1127 J 2990 2015 5 186 8.1 11.08 12.20 M0 193942.58+112345.4

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