04366+1946 STT 86 (HD 29193)
04h 36m 34.70s +19° 45' 35.5" P.A. 354.00 sep 0.5 mag 8.68,7.73 Sp A2 dist. 272.48 pc (888.83 l.y.)
| Coord 2000 |
04366+1946 |
|
Discov num |
STT 86 |
|
Comp |
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Coord arcsec 2000 |
04 36 34.70 +19 45 35.5 |
|
| Date first |
1843 |
|
Date last |
2019 |
|
Obs |
127 |
|
| Pa first |
67 |
|
Pa last |
353.7 |
|
P.A. Now (θ) |
353.7° |
|
| Sep first |
0.6 |
|
Sep last |
0.474 |
|
Sep. Now (ρ) |
0.474" |
|
| Mag pri |
8.68 |
|
Mag sec |
7.73 |
|
delta mag (ΔM) |
0.95 |
|
Spectral class |
A2 (white) |
|
| Pri motion ra |
-008 |
|
Sec motion ra |
-008 |
|
| Pri motion dec |
-002 |
|
Sec motion dec |
-002 |
|
| Notes |
O
(Orbital solution) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
| Name |
HD 29193 |
|
Constellation |
Taurus |
|
SAO |
94031 |
|
HIP |
21465 |
|
| Tycho2 |
1274-00663-1 |
|
HD |
29193 |
|
ADS |
3329 |
|
BD |
BD+19 744 |
|
| Distance |
272.48 |
|
Distance ly |
888.83 |
|
ORBITAL ELEMENTS
| Period (P) | 828.23y | |
Periastron (T) | 2094.65y | |
Semi-major axis (a) | 0.612a | |
| Eccentricity (e) | 0.228 | |
Inclination (i) | 146.3° | |
Longitude of periastron (ω) | 190.4° | |
| Node (Ω) | 139.4° | |
Notes | | |
Reference | Zir2010 | |
| Equinox | 2000 | |
Last observation | 2008 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
| label |
theta |
rho |
| 2000 |
6.2 |
0.472 |
| 2001 |
5.7 |
0.472 |
| 2002 |
5.1 |
0.472 |
| 2003 |
4.5 |
0.472 |
| 2004 |
3.9 |
0.472 |
| 2005 |
3.3 |
0.472 |
| 2006 |
2.7 |
0.472 |
| 2007 |
2.1 |
0.472 |
| 2008 |
1.5 |
0.472 |
| 2009 |
0.9 |
0.472 |
| 2010 |
0.3 |
0.472 |
| 2011 |
359.7 |
0.472 |
| 2012 |
359.1 |
0.472 |
| 2013 |
358.6 |
0.473 |
| 2014 |
358.0 |
0.473 |
| 2015 |
357.4 |
0.473 |
| 2016 |
356.8 |
0.473 |
| 2017 |
356.2 |
0.473 |
| 2018 |
355.6 |
0.473 |
| 2019 |
355.0 |
0.473 |
| 2020 |
354.4 |
0.473 |
| 2021 |
353.8 |
0.473 |
| 2022 |
353.3 |
0.473 |
| 2023 |
352.7 |
0.474 |
| 2024 |
352.1 |
0.474 |
| 2025 |
351.5 |
0.474 |
| 2026 |
350.9 |
0.474 |
| 2027 |
350.3 |
0.474 |
| 2028 |
349.7 |
0.474 |
| 2029 |
349.1 |
0.474 |
| 2030 |
348.6 |
0.474 |
|
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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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