|
(50000) Quaoar |
| ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
| Today | 23 Feb 2026 | 18.9 | 42.622 AU | 43.217 AU | 18h48m | -15°03' | 52.5° | 1.1° |
| Opposition | 3 Jul 2026 | 18.7 | 42.610 AU | 41.604 AU | 18h46m | -14°48' | 171.8° | 0.2° |
(50000) Quaoar - 2026-02-23
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) : 0.0358351
a (Semimajor axis) : 43.1476492
i (Inclination) : 7.99137
Ω (Longitude of ascending node) : 188.96329
ω (Argument of perihelion) : 163.92275
M (Mean anomaly) : 291.48185
Epoch : 2025 Nov 21
L (Longitude of perihelion) : 173.03421
B (Latitude of perihelion) : 2.20645
P (Orbital period in years) : 283.42
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.
Ephemerides:
Date Time RA (2000) DEC (2000) delta radius elong phase PA magn
2026-02-23 00:00 UT 18 48 50.3 -15 03 35 43.217 42.622 52.5 1.1 271 18.9
2026-02-23 12:12 UT 18 48 52.5 -15 03 28 43.210 42.622 53.0 1.1 271 18.9
2026-02-24 00:00 UT 18 48 54.7 -15 03 21 43.203 42.622 53.5 1.1 271 18.9
2026-02-25 00:00 UT 18 48 58.9 -15 03 07 43.189 42.622 54.5 1.1 271 18.9
2026-02-26 00:00 UT 18 49 03.1 -15 02 53 43.175 42.622 55.5 1.1 271 18.9
2026-02-27 00:00 UT 18 49 07.2 -15 02 38 43.161 42.622 56.4 1.1 270 18.9
2026-02-28 00:00 UT 18 49 11.2 -15 02 24 43.147 42.621 57.4 1.1 270 18.9
2026-03-01 00:00 UT 18 49 15.2 -15 02 09 43.132 42.621 58.4 1.1 270 18.9
2026-03-02 00:00 UT 18 49 19.0 -15 01 55 43.118 42.621 59.4 1.1 270 18.9
2026-03-03 00:00 UT 18 49 22.8 -15 01 41 43.103 42.621 60.3 1.2 270 18.9
2026-03-04 00:00 UT 18 49 26.5 -15 01 26 43.088 42.621 61.3 1.2 269 18.9
2026-03-05 00:00 UT 18 49 30.1 -15 01 12 43.073 42.621 62.3 1.2 269 18.9
2026-03-06 00:00 UT 18 49 33.7 -15 00 58 43.058 42.621 63.3 1.2 269 18.9
2026-03-07 00:00 UT 18 49 37.1 -15 00 43 43.043 42.621 64.2 1.2 269 18.9
2026-03-08 00:00 UT 18 49 40.5 -15 00 29 43.027 42.621 65.2 1.2 269 18.9
2026-03-09 00:00 UT 18 49 43.7 -15 00 14 43.012 42.621 66.2 1.2 269 18.9
2026-03-10 00:00 UT 18 49 46.9 -15 00 00 42.996 42.621 67.2 1.2 268 18.9
2026-03-11 00:00 UT 18 49 50.0 -14 59 46 42.981 42.620 68.1 1.2 268 18.9
2026-03-12 00:00 UT 18 49 53.0 -14 59 31 42.965 42.620 69.1 1.2 268 18.9
2026-03-13 00:00 UT 18 49 55.9 -14 59 17 42.949 42.620 70.1 1.3 268 18.9
2026-03-14 00:00 UT 18 49 58.7 -14 59 03 42.933 42.620 71.1 1.3 268 18.9
2026-03-15 00:00 UT 18 50 01.4 -14 58 49 42.916 42.620 72.0 1.3 268 18.9
2026-03-16 00:00 UT 18 50 04.1 -14 58 35 42.900 42.620 73.0 1.3 267 18.9
2026-03-17 00:00 UT 18 50 06.6 -14 58 20 42.884 42.620 74.0 1.3 267 18.9
2026-03-18 00:00 UT 18 50 09.0 -14 58 06 42.867 42.620 75.0 1.3 267 18.9
2026-03-19 00:00 UT 18 50 11.4 -14 57 52 42.851 42.620 75.9 1.3 267 18.9
2026-03-20 00:00 UT 18 50 13.7 -14 57 38 42.834 42.620 76.9 1.3 267 18.9
2026-03-21 00:00 UT 18 50 15.8 -14 57 25 42.818 42.620 77.9 1.3 267 18.9
2026-03-22 00:00 UT 18 50 17.9 -14 57 11 42.801 42.620 78.9 1.3 267 18.9
2026-03-23 00:00 UT 18 50 19.8 -14 56 57 42.784 42.619 79.8 1.3 266 18.9
2026-03-24 00:00 UT 18 50 21.7 -14 56 43 42.767 42.619 80.8 1.3 266 18.9
2026-03-25 00:00 UT 18 50 23.5 -14 56 30 42.750 42.619 81.8 1.3 266 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.