(90377) Sedna |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Today | 25 Apr 2024 | 20.8 | 83.576 AU | 84.471 AU | 03h58m | +08°31' | 27.0° | 0.3° |
Opposition | 21 Nov 2024 | 20.7 | 83.424 AU | 82.458 AU | 04h01m | +08°24' | 168.0° | 0.1° |
(90377) Sedna - 2024-04-25
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 Sedna are:
e (Eccentricity) : 0.8607738
a (Semimajor axis) : 548.2991403
i (Inclination) : 11.92870
Ω (Longitude of ascending node) : 144.34667
ω (Argument of perihelion) : 310.84607
M (Mean anomaly) : 358.56637
Epoch : 2024 Mar 31
L (Longitude of perihelion) : 95.81252
B (Latitude of perihelion) : -8.99556
P (Orbital period in years) : 12838.86
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
2024-04-25 00:00 UT 03 58 53.3 +08 31 42 84.471 83.576 27.0 0.3 102 20.8
2024-04-25 20:31 UT 03 58 55.8 +08 31 53 84.477 83.575 26.2 0.3 103 20.8
2024-04-26 00:00 UT 03 58 56.2 +08 31 55 84.478 83.575 26.1 0.3 103 20.8
2024-04-27 00:00 UT 03 58 59.1 +08 32 07 84.484 83.574 25.3 0.3 104 20.8
2024-04-28 00:00 UT 03 59 01.9 +08 32 19 84.490 83.574 24.4 0.3 105 20.8
2024-04-29 00:00 UT 03 59 04.8 +08 32 32 84.495 83.573 23.6 0.3 107 20.8
2024-04-30 00:00 UT 03 59 07.8 +08 32 44 84.500 83.572 22.8 0.3 108 20.8
2024-05-01 00:00 UT 03 59 10.7 +08 32 56 84.505 83.571 22.0 0.3 109 20.8
2024-05-02 00:00 UT 03 59 13.6 +08 33 08 84.510 83.571 21.2 0.2 111 20.8
2024-05-03 00:00 UT 03 59 16.6 +08 33 20 84.515 83.570 20.4 0.2 112 20.8
2024-05-04 00:00 UT 03 59 19.6 +08 33 32 84.519 83.569 19.6 0.2 114 20.8
2024-05-05 00:00 UT 03 59 22.6 +08 33 44 84.523 83.568 18.8 0.2 116 20.8
2024-05-06 00:00 UT 03 59 25.6 +08 33 56 84.526 83.568 18.1 0.2 118 20.8
2024-05-07 00:00 UT 03 59 28.6 +08 34 07 84.530 83.567 17.4 0.2 120 20.8
2024-05-08 00:00 UT 03 59 31.7 +08 34 19 84.533 83.566 16.7 0.2 122 20.8
2024-05-09 00:00 UT 03 59 34.7 +08 34 30 84.536 83.566 16.1 0.2 124 20.8
2024-05-10 00:00 UT 03 59 37.8 +08 34 42 84.538 83.565 15.4 0.2 127 20.8
2024-05-11 00:00 UT 03 59 40.9 +08 34 53 84.540 83.564 14.8 0.2 130 20.8
2024-05-12 00:00 UT 03 59 43.9 +08 35 04 84.542 83.563 14.3 0.2 133 20.8
2024-05-13 00:00 UT 03 59 47.0 +08 35 15 84.544 83.563 13.8 0.2 136 20.8
2024-05-14 00:00 UT 03 59 50.1 +08 35 25 84.546 83.562 13.3 0.2 140 20.8
2024-05-15 00:00 UT 03 59 53.2 +08 35 36 84.547 83.561 12.9 0.2 144 20.8
2024-05-16 00:00 UT 03 59 56.3 +08 35 47 84.548 83.561 12.5 0.2 148 20.8
2024-05-17 00:00 UT 03 59 59.5 +08 35 57 84.548 83.560 12.2 0.1 152 20.8
2024-05-18 00:00 UT 04 00 02.6 +08 36 07 84.549 83.559 12.0 0.1 156 20.8
2024-05-19 00:00 UT 04 00 05.7 +08 36 17 84.549 83.558 11.8 0.1 161 20.8
2024-05-20 00:00 UT 04 00 08.8 +08 36 27 84.548 83.558 11.7 0.1 166 20.8
2024-05-21 00:00 UT 04 00 12.0 +08 36 37 84.548 83.557 11.7 0.1 170 20.8
2024-05-22 00:00 UT 04 00 15.1 +08 36 47 84.547 83.556 11.8 0.1 175 20.8
2024-05-23 00:00 UT 04 00 18.2 +08 36 56 84.546 83.555 11.9 0.1 179 20.8
2024-05-24 00:00 UT 04 00 21.4 +08 37 06 84.545 83.555 12.2 0.1 184 20.8
2024-05-25 00:00 UT 04 00 24.5 +08 37 15 84.543 83.554 12.4 0.1 188 20.8
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.