19487+1149 STF2583AB (Pi Aql)

 
 
19h 48m 42.05s +11 48' 57.3" P.A. 105.00 sep 1.4 mag 6.34,6.75 Sp A3V+F9III dist. 157.73 pc (514.52 l.y.)
 
 
Coord 2000
19487+1149
Discov num
STF2583
Comp
AB
Coord arcsec 2000
19 48 42.05 +11 48 57.3
Date first
1783
Date last
2019
Obs
342
Pa first
124
Pa last
105
P.A. Now (θ)
105°
Sep first
1.4
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
6.34
Mag sec
6.75
delta mag (ΔM)
0.41
Spectral class
A3V+F9III (white/yellow-white)
Pri motion ra
+019
Sec motion ra
+019
Pri motion dec
-014
Sec motion dec
-014
Notes
N (See Notes)
Visually invisible, K-band or other infrared star Nature of this double is uncertain.
 
 
19487+1149 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Pi Aql 105282 19487+1149 STF2583 AB 1783 2019 342 105 1.4 6.34 6.75 0.41 <===
Show 105282 19487+1149 STF2583 AC 1886 2012 10 298 36.2 6.34 12.90 6.56
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
105.1
Precise sep
1.425
Name
Pi Aql
Constellation
Aquila
SAO
105282
HIP
97473
Tycho2
1066-03553-2
Gaia DR2
87797449984
HD
187260
HR
7544
GC
27418
BD
BD+11 3994
Bayer
Pi Aquilae
Bayer name
Pi Aql
Flamsteed
52 Aquilae
Flamsteed name
52 Aql
Distance
157.73
Distance ly
514.52
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19487+1149 STF2583 AB 2007 345 103 1.4 6.34 6.75 A3V+F9III N D 194842.05+114857.3
19487+1149 STF2583 AB 2008 350 104 1.4 6.34 6.75 A3V+F9III N D 194842.05+114857.3
19487+1149 STF2583 AB 2009 355 105 1.4 6.34 6.75 A3V+F9III N D 194842.05+114857.3
19487+1149 STF2583 AB 2011 356 107 1.6 6.34 6.75 A3V F9III N D 194842.05+114857.3
19487+1149 STF2583 AB 2012 359 106 1.3 6.34 6.75 A3V F9III N D 194842.05+114857.3
19487+1149 STF2583 AB 2013 368 103 1.3 6.34 6.75 A3V F9III N D 194842.05+114857.3
19487+1149 STF2583 AB 2014 320 105 1.5 6.34 6.75 A3V F9III N D 194842.05+114857.3
19487+1149 STF2583 AB 2015 324 102 1.4 6.34 6.75 A3V+F9III N 194842.05+114857.3
19487+1149 STF2583 AB 2016 328 106 1.5 6.34 6.75 A3V+F9III N 194842.05+114857.3
19487+1149 STF2583 AB 2017 334 106 1.4 6.34 6.75 A3V+F9III N 194842.05+114857.3
19487+1149 STF2583 AB 2018 336 106 1.4 6.34 6.75 A3V+F9III N 194842.05+114857.3
19487+1149 STF2583 AB 2019 337 105 1.4 6.34 6.75 A3V+F9III N 194842.05+114857.3

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