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
Constellation
Aquila
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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