00182+7257 A 803 (HD 1360)
00h 18m 14.70s +72° 56' 48.4" P.A. 308.00 sep 0.3 mag 8.10,8.76 Sp A6III dist. 179.53 pc (585.63 l.y.)
| Coord 2000 |
00182+7257 |
|
Discov num |
A 803 |
|
Comp |
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|
Coord arcsec 2000 |
00 18 14.70 +72 56 48.4 |
|
| Date first |
1904 |
|
Date last |
2007 |
|
Obs |
32 |
|
| Pa first |
355 |
|
Pa last |
307.9 |
|
P.A. Now (θ) |
307.9° |
|
| Sep first |
0.3 |
|
Sep last |
0.262 |
|
Sep. Now (ρ) |
0.262" |
|
| Mag pri |
8.10 |
|
Mag sec |
8.76 |
|
delta mag (ΔM) |
0.66 |
|
Spectral class |
A6III (white) |
|
| Pri motion ra |
-004 |
|
Sec motion ra |
|
|
| Pri motion dec |
-017 |
|
Sec motion dec |
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| Notes |
N
O
(See Notes, Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 1360 |
|
Constellation |
Cepheus |
|
SAO |
4079 |
|
HIP |
1461 |
|
| Tycho2 |
4302-00695-1 |
|
Gaia DR2 |
537330409080710912 |
|
HD |
1360 |
|
GC |
355 |
|
| ADS |
243 |
|
BD |
BD+72 15 |
|
Distance |
179.53 |
|
Distance ly |
585.63 |
|
ORBITAL ELEMENTS
| Period (P) | 247.63y | ± 5.08 |
Periastron (T) | 2053.72y | ± 3.7 |
Semi-major axis (a) | 0.367a | ± 0.026 |
| Eccentricity (e) | 0.392 | ± 0.035 |
Inclination (i) | 68.6° | ± 1.3 |
Longitude of periastron (ω) | 243° | ± 5.3 |
| Node (Ω) | 151.2° | ± 1.1 |
Notes | n | |
Reference | Cve2006e | |
| Equinox | 2000 | |
Last observation | 1998 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
299.8 |
0.236 |
| 2001 |
300.9 |
0.239 |
| 2002 |
302.1 |
0.242 |
| 2003 |
303.2 |
0.245 |
| 2004 |
304.3 |
0.248 |
| 2005 |
305.3 |
0.251 |
| 2006 |
306.4 |
0.254 |
| 2007 |
307.4 |
0.256 |
| 2008 |
308.4 |
0.259 |
| 2009 |
309.3 |
0.261 |
| 2010 |
310.3 |
0.264 |
| 2011 |
311.2 |
0.266 |
| 2012 |
312.1 |
0.268 |
| 2013 |
313.1 |
0.270 |
| 2014 |
313.9 |
0.272 |
| 2015 |
314.8 |
0.274 |
| 2016 |
315.7 |
0.276 |
| 2017 |
316.6 |
0.277 |
| 2018 |
317.4 |
0.279 |
| 2019 |
318.2 |
0.280 |
| 2020 |
319.1 |
0.280 |
| 2021 |
319.9 |
0.281 |
| 2022 |
320.8 |
0.282 |
| 2023 |
321.6 |
0.282 |
| 2024 |
322.4 |
0.282 |
| 2025 |
323.2 |
0.281 |
| 2026 |
324.1 |
0.281 |
| 2027 |
324.9 |
0.280 |
| 2028 |
325.8 |
0.279 |
| 2029 |
326.6 |
0.277 |
| 2030 |
327.5 |
0.275 |
|
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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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