19392+0524 HJ 2886AB (Sig Aql)

 
 
19h 39m 11.64s +05 23' 52.0" P.A. 327 sep 48 mag 5.22,12.33 Sp B3V+B3V dist. 239.23 pc (780.37 l.y.)
 
 
Coord 2000
19392+0524
Discov num
HJ 2886
Comp
AB
Coord arcsec 2000
19 39 11.64 +05 23 52.0
Date first
1830
Date last
2015
Obs
8
Pa first
330
Pa last
327
P.A. Now (θ)
327°
Sep first
43.3
Sep last
48.0
Sep. Now (ρ)
48"
Mag pri
5.22
Mag sec
12.33
delta mag (ΔM)
7.11
Spectral class
B3V+B3V (blue-white/blue-white)
Pri motion ra
+004
Sec motion ra
+002
Pri motion dec
-004
Sec motion dec
-006
Notes
N (See Notes)
rPM=0.447
Nature of this double is uncertain.
 
 
19392+0524 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Sig Aql 124903 19392+0524 HJ 2886 AB 1830 2015 8 327 48.0 5.22 12.33 7.11 <===
Show 19392+0524 WAL 117 AC 1944 2015 4 333 131.7 5.18 13.01 7.83
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
327
Precise sep
48.002
Name
Sig Aql
Constellation
Aquila
SAO
124903
HIP
96665
Tycho2
0487-03422-1
Gaia DR2
91610511744
HD
185507
HR
7474
GC
27185
BD
BD+05 4225
Bayer
Sigma Aquilae
Bayer name
Sig Aql
Flamsteed
44 Aquilae
Flamsteed name
44 Aql
Distance
239.23
Distance ly
780.37
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19392+0524 HJ 2886 AB 2000 6 327 48.0 5.22 12.33 B3V+B3V N D 193911.64+052352.0
19392+0524 HJ 2886 AB 2015 8 327 48.0 5.22 12.33 B3V+B3V N 193911.64+052352.0

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