19411+1349 KUI 93 (QS Aql)
19h 41m 05.53s +13° 48' 56.5" P.A. 317.00 sep 0.1 mag 6.69,6.75 Sp B5V+A8IV dist. 2040.82 pc (6657.15 l.y.)
| Coord 2000 |
19411+1349 |
|
Discov num |
KUI 93 |
|
Comp |
|
|
Coord arcsec 2000 |
19 41 05.53 +13 48 56.5 |
|
| Date first |
1934 |
|
Date last |
2018 |
|
Obs |
83 |
|
| Pa first |
137 |
|
Pa last |
316.8 |
|
P.A. Now (θ) |
319.8° |
|
| Sep first |
0.2 |
|
Sep last |
0.13 |
|
Sep. Now (ρ) |
0.092" |
|
| Mag pri |
6.69 |
|
Mag sec |
6.75 |
|
delta mag (ΔM) |
0.06 |
|
Spectral class |
B5V+A8IV (blue-white/white) |
|
| Pri motion ra |
-002 |
|
Sec motion ra |
|
|
| Pri motion dec |
-010 |
|
Sec motion dec |
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|
| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Var name |
QS Aql |
|
Constellation |
Aquila |
|
SAO |
105132 |
|
HIP |
96840 |
|
| Tycho2 |
1069-03884-1 |
|
Gaia DR2 |
4317157059905694592 |
|
HD |
185936 |
|
HR |
7486 |
|
| GC |
27235 |
|
BD |
BD+13 4098 |
|
FK5 |
3574 |
|
Distance |
2040.82 |
|
| Distance ly |
6657.15 |
|
ORBITAL ELEMENTS
| Period (P) | 65.57y | ± 1.3 |
Periastron (T) | 1963.4y | ± 2.6 |
Semi-major axis (a) | 0.101a | ± 0.002 |
| Eccentricity (e) | 0.947 | |
Inclination (i) | 64.5° | ± 2.5 |
Longitude of periastron (ω) | 357.6° | ± 33.2 |
| Node (Ω) | 132.1° | ± 13.8 |
Notes | n | |
Reference | Tok2021c | |
| Equinox | 2000 | |
Last observation | 2018 | |
Grade | 3 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
311.8 |
0.195 |
| 2001 |
312.0 |
0.194 |
| 2002 |
312.2 |
0.193 |
| 2003 |
312.5 |
0.191 |
| 2004 |
312.7 |
0.189 |
| 2005 |
312.9 |
0.187 |
| 2006 |
313.1 |
0.185 |
| 2007 |
313.3 |
0.183 |
| 2008 |
313.6 |
0.180 |
| 2009 |
313.8 |
0.177 |
| 2010 |
314.1 |
0.173 |
| 2011 |
314.3 |
0.169 |
| 2012 |
314.6 |
0.165 |
| 2013 |
314.9 |
0.161 |
| 2014 |
315.2 |
0.156 |
| 2015 |
315.5 |
0.151 |
| 2016 |
315.9 |
0.146 |
| 2017 |
316.3 |
0.140 |
| 2018 |
316.7 |
0.133 |
| 2019 |
317.1 |
0.126 |
| 2020 |
317.7 |
0.119 |
| 2021 |
318.3 |
0.111 |
| 2022 |
318.9 |
0.102 |
| 2023 |
319.8 |
0.092 |
| 2024 |
320.8 |
0.082 |
| 2025 |
322.1 |
0.070 |
| 2026 |
324.1 |
0.057 |
| 2027 |
327.4 |
0.041 |
| 2028 |
335.8 |
0.022 |
| 2029 |
139.2 |
0.005 |
| 2030 |
285.7 |
0.022 |
|
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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