(50000) Quaoar |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Today | 28 Mar 2024 | 18.9 | 42.686 AU | 42.713 AU | 18h39m | -15°07' | 87.8° | 1.3° |
Opposition | 29 Jun 2024 | 18.7 | 42.677 AU | 41.671 AU | 18h35m | -14°59' | 171.8° | 0.2° |
(50000) Quaoar - 2024-03-28
astro.vanbuitenen.nl
The interactive orbit chart above shows the body's path through the solar system and its position at the given date.
Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below.
(Left-click and drag to rotate the view; Right-click and drag to move the view; Use scroll wheel to zoom in our out.)
The orbital elements of Quaoar are:
e (Eccentricity) : 0.0395106
a (Semimajor axis) : 43.3121697
i (Inclination) : 7.99128
Ω (Longitude of ascending node) : 189.09916
ω (Argument of perihelion) : 159.90880
M (Mean anomaly) : 292.88348
Epoch : 2023 Sep 13
L (Longitude of perihelion) : 169.18766
B (Latitude of perihelion) : 2.73728
P (Orbital period in years) : 285.05
The light curve chart below shows the estimated development of the minor planet's magnitude.
The all-sky chart below shows the path of the minor planet over the same period as the light curve. The current position is marked yellow.
The following chart shows the path of the minor planet in the next few days. The field of view is optimized for (~10x50) binoculars and finderscopes.
A more printer-friendly version of the same chart can be found below.
Ephemerides:
Date Time RA (2000) DEC (2000) delta radius elong phase PA magn
2024-03-28 00:00 UT 18 39 45.5 -15 07 12 42.713 42.686 87.8 1.3 266 18.9
2024-03-28 12:52 UT 18 39 46.1 -15 07 06 42.704 42.686 88.3 1.3 266 18.9
2024-03-29 00:00 UT 18 39 46.6 -15 06 60 42.696 42.686 88.8 1.3 266 18.9
2024-03-30 00:00 UT 18 39 47.6 -15 06 47 42.679 42.686 89.8 1.3 266 18.9
2024-03-31 00:00 UT 18 39 48.5 -15 06 35 42.662 42.686 90.7 1.3 266 18.9
2024-04-01 00:00 UT 18 39 49.3 -15 06 22 42.644 42.686 91.7 1.3 266 18.9
2024-04-02 00:00 UT 18 39 50.0 -15 06 10 42.627 42.686 92.7 1.3 266 18.9
2024-04-03 00:00 UT 18 39 50.6 -15 05 58 42.610 42.686 93.6 1.3 266 18.9
2024-04-04 00:00 UT 18 39 51.1 -15 05 46 42.593 42.685 94.6 1.3 265 18.9
2024-04-05 00:00 UT 18 39 51.5 -15 05 34 42.576 42.685 95.6 1.3 265 18.9
2024-04-06 00:00 UT 18 39 51.8 -15 05 22 42.559 42.685 96.6 1.3 265 18.9
2024-04-07 00:00 UT 18 39 52.1 -15 05 10 42.542 42.685 97.5 1.3 265 18.9
2024-04-08 00:00 UT 18 39 52.2 -15 04 58 42.525 42.685 98.5 1.3 265 18.9
2024-04-09 00:00 UT 18 39 52.2 -15 04 47 42.508 42.685 99.5 1.3 265 18.9
2024-04-10 00:00 UT 18 39 52.1 -15 04 35 42.492 42.685 100.5 1.3 265 18.9
2024-04-11 00:00 UT 18 39 51.9 -15 04 24 42.475 42.685 101.4 1.3 264 18.9
2024-04-12 00:00 UT 18 39 51.7 -15 04 13 42.458 42.685 102.4 1.3 264 18.9
2024-04-13 00:00 UT 18 39 51.3 -15 04 02 42.441 42.685 103.4 1.3 264 18.9
2024-04-14 00:00 UT 18 39 50.8 -15 03 51 42.425 42.684 104.3 1.3 264 18.9
2024-04-15 00:00 UT 18 39 50.3 -15 03 40 42.408 42.684 105.3 1.3 264 18.9
2024-04-16 00:00 UT 18 39 49.6 -15 03 30 42.392 42.684 106.3 1.3 264 18.9
2024-04-17 00:00 UT 18 39 48.8 -15 03 19 42.376 42.684 107.3 1.3 264 18.9
2024-04-18 00:00 UT 18 39 48.0 -15 03 09 42.359 42.684 108.2 1.3 263 18.9
2024-04-19 00:00 UT 18 39 47.1 -15 02 59 42.343 42.684 109.2 1.3 263 18.9
2024-04-20 00:00 UT 18 39 46.0 -15 02 49 42.327 42.684 110.2 1.3 263 18.9
2024-04-21 00:00 UT 18 39 44.9 -15 02 39 42.311 42.684 111.1 1.3 263 18.9
2024-04-22 00:00 UT 18 39 43.7 -15 02 29 42.295 42.684 112.1 1.3 263 18.9
2024-04-23 00:00 UT 18 39 42.4 -15 02 20 42.280 42.684 113.1 1.2 263 18.9
2024-04-24 00:00 UT 18 39 41.0 -15 02 10 42.264 42.684 114.0 1.2 262 18.9
2024-04-25 00:00 UT 18 39 39.5 -15 02 01 42.248 42.683 115.0 1.2 262 18.9
2024-04-26 00:00 UT 18 39 37.9 -15 01 52 42.233 42.683 116.0 1.2 262 18.9
2024-04-27 00:00 UT 18 39 36.3 -15 01 43 42.218 42.683 116.9 1.2 262 18.9
Terminology:
delta: distance between minor planet and earth in AU
radius: distance between minor planet and sun in AU
magn: magnitude (brightness) estimate
ra: right ascension in hours (24h = 360deg)
dec: declination in degrees
elong: elongation in degrees (angle sun-earth-minor planet)
phase: phase angle in degrees (angle sun-minor planet-earth)
AU: Astronomical Unit (mean distance between earth and sun: 149597870.7 km
Orbital elements provided by the MPC (Minor Planet Center).
Calculations by a modified version of AAPlus, a C# implementation of the AA+ project by PJ Naughter from the algorithms presented in the book "Astronomical Algorithms" by Jean Meeus.
NGC2000 dso catalog and star labels from VizieR as provided by the Strasbourg astronomical Data Center.
Tycho2 catalog from the ESO archive.