19143-0843 A 98 AB (HD 179799)
19h 14m 15.99s -08° 43' 08.5" P.A. 128.00 sep 22.5 mag 6.65,11.00 Sp K0IV dist. 65.49 pc (213.63 l.y.)
| Coord 2000 |
19143-0843 |
|
Discov num |
A 98 |
|
Comp |
AB |
|
Coord arcsec 2000 |
19 14 15.99 -08 43 08.5 |
|
| Date first |
1900 |
|
Date last |
2015 |
|
Obs |
9 |
|
| Pa first |
128 |
|
Pa last |
127.6 |
|
P.A. Now (θ) |
127.6° |
|
| Sep first |
28.8 |
|
Sep last |
22.537 |
|
Sep. Now (ρ) |
22.537" |
|
| Mag pri |
6.65 |
|
Mag sec |
11.00 |
|
delta mag (ΔM) |
4.35 |
|
Spectral class |
K0IV (yellow-orange) |
|
| Pri motion ra |
+042 |
|
Sec motion ra |
-009 |
|
| Pri motion dec |
-028 |
|
Sec motion dec |
-001 |
|
| Notes |
N
(See Notes) |
|
rPM=1.143
This double is not physical.
19143-0843 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
HD 179799 |
143163 |
19 14 16 -08 43 08 |
A 98 AB |
2015 |
9 |
128 |
22.5 |
6.65 |
11.00 |
4.35 |
Y |
<=== |
| Show |
|
143163 |
19 14 16 -08 43 08 |
A 98 A,BC |
2013 |
8 |
130 |
22.4 |
6.65 |
11.40 |
4.75 |
|
|
| Show |
|
|
19 14 17 -08 43 23 |
A 98 BC |
2016 |
7 |
56 |
1.5 |
11.00 |
11.10 |
0.10 |
|
|
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 179799 |
|
Constellation |
Aquila |
|
SAO |
143163 |
|
HIP |
94521 |
|
| Tycho2 |
5708-00524-1 |
|
Gaia DR2 |
4201271557967326720 |
|
HD |
179799 |
|
ADS |
12188 |
|
| BD |
BD-08 4900 |
|
Distance |
65.49 |
|
Distance ly |
213.63 |
|
ORBITAL ELEMENTS
| Period (P) | 703.6976d | ± 38.9773 |
Periastron (T) | 48684.4805d (1992.169y) | ± 34.6307 |
Semi-major axis (a) | 6.68m | ± 0.84 |
| Eccentricity (e) | 0 | |
Inclination (i) | 50.25° | ± 12.82 |
Longitude of periastron (ω) | 0° | |
| Node (Ω) | 27.7° | ± 20.93 |
Notes | n | |
Reference | HIP1997d | |
| Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000-01-01 |
43.1 |
0.006 |
| 2001-01-01 |
228.0 |
0.006 |
| 2002-01-01 |
53.4 |
0.006 |
| 2003-01-01 |
239.2 |
0.006 |
| 2004-01-01 |
65.6 |
0.005 |
| 2005-01-01 |
252.8 |
0.005 |
| 2006-01-01 |
80.8 |
0.005 |
| 2007-01-01 |
269.7 |
0.005 |
| 2008-01-01 |
99.4 |
0.004 |
| 2009-01-01 |
289.8 |
0.004 |
| 2010-01-01 |
120.4 |
0.004 |
| 2011-01-01 |
311.0 |
0.004 |
| 2012-01-01 |
141.1 |
0.004 |
| 2013-01-01 |
330.4 |
0.005 |
| 2014-01-01 |
158.8 |
0.005 |
| 2015-01-01 |
346.4 |
0.005 |
| 2016-01-01 |
173.1 |
0.006 |
| 2017-01-01 |
359.2 |
0.006 |
| 2018-01-01 |
184.8 |
0.006 |
| 2019-01-01 |
10.0 |
0.006 |
| 2020-01-01 |
194.8 |
0.006 |
| 2021-01-01 |
19.4 |
0.007 |
| 2022-01-01 |
203.8 |
0.007 |
| 2023-01-01 |
28.2 |
0.007 |
| 2024-01-01 |
212.6 |
0.007 |
| 2025-01-01 |
37.1 |
0.007 |
| 2026-01-01 |
221.8 |
0.006 |
| 2027-01-01 |
46.7 |
0.006 |
| 2028-01-01 |
231.9 |
0.006 |
| 2029-01-01 |
57.6 |
0.006 |
| 2030-01-01 |
243.8 |
0.005 |
| 2031-01-01 |
70.8 |
0.005 |
| 2032-01-01 |
258.5 |
0.005 |
| 2033-01-01 |
87.2 |
0.005 |
| 2034-01-01 |
276.7 |
0.004 |
| 2035-01-01 |
106.9 |
0.004 |
| 2036-01-01 |
297.5 |
0.004 |
| 2037-01-01 |
128.2 |
0.004 |
| 2038-01-01 |
318.4 |
0.004 |
| 2039-01-01 |
148.0 |
0.005 |
| 2040-01-01 |
336.6 |
0.005 |
| 2041-01-01 |
164.4 |
0.005 |
| 2042-01-01 |
351.4 |
0.005 |
| 2043-01-01 |
177.7 |
0.006 |
| 2044-01-01 |
3.4 |
0.006 |
| 2045-01-01 |
188.6 |
0.006 |
| 2046-01-01 |
13.5 |
0.006 |
| 2047-01-01 |
198.2 |
0.007 |
| 2048-01-01 |
22.6 |
0.007 |
| 2049-01-01 |
207.0 |
0.007 |
| 2050-01-01 |
31.4 |
0.007 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
Measures: green=micrometric, blue=interferometric, purple=photographic
|
|
