19311+0201 BLL  39AB

 
 
19h 31m 05.21s +02 00' 42.3" P.A. 286 sep 111 mag 6.68,11.19 Sp K0 dist. 348.43 pc (1136.58 l.y.)
 
 
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 2015 5 215 79.0 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
Constellation
Aquila
HIP
95987
Tycho2
0482-02393-1
Gaia DR2
74870326784
HD
183793
BD
BD+01 4021
Distance
348.43
Distance ly
1136.58
 
 
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

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