19311+0201 BLL  39AB

 
 
19h 31m 05.21s +02 00' 42.3" P.A. 286 sep 111 mag 6.68,11.19 Sp K0
 
 
Coord 2000
19311+0201
Discov num
BLL  39
Comp
AB
Coord arcsec 2000
19 31 05.21 +02 00 42.3
Date first
1879
Date last
2000
Obs
7
Pa first
286
Pa last
286
P.A. Now (θ)
286°
Sep first
113.1
Sep last
111.0
Sep. Now (ρ)
111"
Mag pri
6.68
Mag sec
11.19
delta mag (ΔM)
4.51
Spectral class
K0 (yellow-orange)
Pri motion ra
+001
Sec motion ra
+002
Pri motion dec
-007
Sec motion dec
-002
Notes
rPM=0.721
Nature of this double is uncertain.
 
 
19311+0201 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19311+0201 BLL 39 AB 1879 2000 7 286 111.0 6.68 11.19 4.51 <===
Show 19311+0201 BUP 191 BC 1909 2000 4 215 78.6 11.19 12.21 1.02
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
286.4
Precise sep
111.009
Cdsa2 id
BLL 39 AB
Constellation
Aquila
Ra deg
19.518113888888887
De deg
2.01175
last precise pa
286.4
last precise sep
111.009
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19311+0201 BLL 39 AB 1999 6 287 111.1 6.80 10.60 K0 D 193105.21+020042.3
19311+0201 BLL 39 AB 2000 7 286 111.0 6.80 10.60 K0 D 193105.21+020042.3

If you need more information about this double, apply for a data request form to the WDS.