19115+2502 POU 3742
19h 11m 33.88s +25° 02' 13.0" P.A. 156.00 sep 19.7 mag 12.50,13.80 dist. 44.11 pc (143.89 l.y.)
Coord 2000 |
19115+2502 |
|
Discov num |
POU3742 |
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Comp |
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Coord arcsec 2000 |
19 11 33.88 +25 02 13.0 |
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Date first |
1904 |
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Date last |
2015 |
|
Obs |
10 |
|
Pa first |
156 |
|
Pa last |
156.4 |
|
P.A. Now (θ) |
156.4° |
|
Sep first |
18.7 |
|
Sep last |
19.714 |
|
Sep. Now (ρ) |
19.714" |
|
Mag pri |
12.50 |
|
Mag sec |
13.80 |
|
delta mag (ΔM) |
1.3 |
|
Spectral class |
|
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Pri motion ra |
+005 |
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Sec motion ra |
+007 |
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Pri motion dec |
+008 |
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Sec motion dec |
-005 |
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Notes |
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rPM=1.394
This double is not physical.
OTHER CATALOGS AND DESIGNATIONS
Spectr |
G5V |
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Constellation |
Vulpecula |
|
HIP |
94371 |
|
Tycho2 |
2127-00834-1 |
|
Gaia DR2 |
2023736019478216320 |
|
HD |
179558 |
|
ADS |
12160 |
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BD |
BD+16 3774 |
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Distance |
44.11 |
|
Distance ly |
143.89 |
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ORBITAL ELEMENTS SOLUTION #1
Period (P) | 2561d (7.01y) | |
Periastron (T) | 41044.5d (1971.252y) | |
Semi-major axis (a) | 33.9m | ± 3.8 |
Eccentricity (e) | 0.19 | |
Inclination (i) | 135.5° | ± 5.4 |
Longitude of periastron (ω) | 103° | |
Node (Ω) | 126.9° | ± 6.1 |
Notes | | |
Reference | Jnc2005 | |
Equinox | | |
Last observation | 1992 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000-01-01 |
325.6 |
0.028 |
2001-01-01 |
283.0 |
0.032 |
2002-01-01 |
239.1 |
0.029 |
2003-01-01 |
189.9 |
0.030 |
2004-01-01 |
151.4 |
0.035 |
2005-01-01 |
116.7 |
0.032 |
2006-01-01 |
51.7 |
0.020 |
2007-01-01 |
326.3 |
0.028 |
2008-01-01 |
283.5 |
0.032 |
2009-01-01 |
239.7 |
0.029 |
2010-01-01 |
190.5 |
0.030 |
2011-01-01 |
151.8 |
0.035 |
2012-01-01 |
117.2 |
0.032 |
2013-01-01 |
52.9 |
0.020 |
2014-01-01 |
326.9 |
0.028 |
2015-01-01 |
284.0 |
0.032 |
2016-01-01 |
240.3 |
0.029 |
2017-01-01 |
191.0 |
0.030 |
2018-01-01 |
152.2 |
0.035 |
2019-01-01 |
117.7 |
0.032 |
2020-01-01 |
54.1 |
0.020 |
2021-01-01 |
327.5 |
0.027 |
2022-01-01 |
284.4 |
0.032 |
2023-01-01 |
240.8 |
0.029 |
2024-01-01 |
191.5 |
0.030 |
2025-01-01 |
152.6 |
0.035 |
2026-01-01 |
118.1 |
0.032 |
2027-01-01 |
55.2 |
0.020 |
2028-01-01 |
328.2 |
0.027 |
2029-01-01 |
284.9 |
0.032 |
2030-01-01 |
241.4 |
0.029 |
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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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ORBITAL ELEMENTS SOLUTION #2
Period (P) | 1037d (2.84y) | ± 34 |
Periastron (T) | 48870d (1992.677y) | ± 223 |
Semi-major axis (a) | 18.2m | ± 1 |
Eccentricity (e) | 0.09 | ± 0.08 |
Inclination (i) | 132° | ± 5 |
Longitude of periastron (ω) | 90° | ± 58 |
Node (Ω) | 90° | ± 90 |
Notes | | |
Reference | Gln2007 | |
Equinox | | |
Last observation | 1991 | |
Grade | 9 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000-01-01 |
146.3 |
0.014 |
2001-01-01 |
40.2 |
0.013 |
2002-01-01 |
254.9 |
0.018 |
2003-01-01 |
126.9 |
0.016 |
2004-01-01 |
7.7 |
0.011 |
2005-01-01 |
240.1 |
0.017 |
2006-01-01 |
111.1 |
0.018 |
2007-01-01 |
332.4 |
0.012 |
2008-01-01 |
222.4 |
0.015 |
2009-01-01 |
97.1 |
0.018 |
2010-01-01 |
305.5 |
0.014 |
2011-01-01 |
200.5 |
0.014 |
2012-01-01 |
83.2 |
0.018 |
2013-01-01 |
286.6 |
0.017 |
2014-01-01 |
175.4 |
0.013 |
2015-01-01 |
67.3 |
0.016 |
2016-01-01 |
271.7 |
0.018 |
2017-01-01 |
151.1 |
0.014 |
2018-01-01 |
46.0 |
0.013 |
2019-01-01 |
258.0 |
0.018 |
2020-01-01 |
130.8 |
0.016 |
2021-01-01 |
15.5 |
0.011 |
2022-01-01 |
243.5 |
0.017 |
2023-01-01 |
114.3 |
0.017 |
2024-01-01 |
339.6 |
0.012 |
2025-01-01 |
226.6 |
0.015 |
2026-01-01 |
100.1 |
0.018 |
2027-01-01 |
310.5 |
0.014 |
2028-01-01 |
205.7 |
0.014 |
2029-01-01 |
86.4 |
0.018 |
2030-01-01 |
290.2 |
0.016 |
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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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ORBITAL ELEMENTS SOLUTION #3
Period (P) | 208.8d | |
Periastron (T) | 43811.9d (1978.829y) | |
Semi-major axis (a) | 3m | ± 0.5 |
Eccentricity (e) | 0.37 | |
Inclination (i) | 9.8° | ± 20.9 |
Longitude of periastron (ω) | 161° | |
Node (Ω) | 250° | ± 4.9 |
Notes | n | |
Reference | Ren2013 | |
Equinox | 2000 | |
Last observation | | |
Grade | 9 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000-01-01 |
78.3 |
0.002 |
2001-01-01 |
290.5 |
0.003 |
2002-01-01 |
236.9 |
0.004 |
2003-01-01 |
188.3 |
0.004 |
2004-01-01 |
75.9 |
0.002 |
2005-01-01 |
289.6 |
0.003 |
2006-01-01 |
236.3 |
0.004 |
2007-01-01 |
187.5 |
0.003 |
2008-01-01 |
73.6 |
0.002 |
2009-01-01 |
288.8 |
0.003 |
2010-01-01 |
235.8 |
0.004 |
2011-01-01 |
186.8 |
0.003 |
2012-01-01 |
71.1 |
0.002 |
2013-01-01 |
287.9 |
0.003 |
2014-01-01 |
235.3 |
0.004 |
2015-01-01 |
186.0 |
0.003 |
2016-01-01 |
68.7 |
0.002 |
2017-01-01 |
287.0 |
0.003 |
2018-01-01 |
234.7 |
0.004 |
2019-01-01 |
185.3 |
0.003 |
2020-01-01 |
66.2 |
0.002 |
2021-01-01 |
286.2 |
0.003 |
2022-01-01 |
234.2 |
0.004 |
2023-01-01 |
184.5 |
0.003 |
2024-01-01 |
63.8 |
0.002 |
2025-01-01 |
285.3 |
0.003 |
2026-01-01 |
233.7 |
0.004 |
2027-01-01 |
183.8 |
0.003 |
2028-01-01 |
61.3 |
0.002 |
2029-01-01 |
284.5 |
0.003 |
2030-01-01 |
233.1 |
0.004 |
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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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