19525+0100 EVS   2AB (Eta Aql)

 
 
19h 52m 28.36s +01 00' 20.4" P.A. 93.00 sep 0.7 mag 3.80,10.00 Sp F6Iab+F3V dist. 423.73 pc (1382.21 l.y.)
 
 
Coord 2000
19525+0100
Discov num
EVS   2
Comp
AB
Coord arcsec 2000
19 52 28.36 +01 00 20.4
Date first
2011
Date last
2012
Obs
2
Pa first
96
Pa last
93
P.A. Now (θ)
93°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
3.80
Mag sec
10.00
delta mag (ΔM)
6.2
Spectral class
F6Iab+F3V (yellow-white/yellow-white)
Pri motion ra
+007
Sec motion ra
Pri motion dec
-008
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
19525+0100 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Eta Aql 125159 19525+0100 EVS 2 AB 2011 2012 2 93 0.7 3.80 10.00 6.20 <===
Show 125159 19525+0100 KRV 27 AC 1999 2015 2 92 135.8 3.80 20.50 16.70
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
92.8
Precise sep
0.655
Name
Eta Aql
Constellation
Aquila
SAO
125159
HIP
97804
Tycho2
0480-03027-1
HD
187929
HR
7570
GC
27517
BD
BD+00 4337
Bayer
Eta Aquilae
Bayer name
Eta Aql
Flamsteed
55 Aquilae
Flamsteed name
55 Aql
Distance
423.73
Distance ly
1382.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19525+0100 EVS 2 AB 2012 1 93 0.7 1.79 9.18 F6Iab+B9V N K 195228.36+010020.4

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