(90377) Sedna |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Today | 27 Jul 2024 | 20.8 | 83.514 AU | 83.951 AU | 04h03m | +08°40' | 64.3° | 0.6° |
Opposition | 21 Nov 2024 | 20.7 | 83.430 AU | 82.464 AU | 04h01m | +08°24' | 168.0° | 0.1° |
(90377) Sedna - 2024-07-27
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) : 0.8607712
a (Semimajor axis) : 548.2997125
i (Inclination) : 11.92869
Ω (Longitude of ascending node) : 144.34714
ω (Argument of perihelion) : 310.84306
M (Mean anomaly) : 358.56644
Epoch : 2024 Mar 31
L (Longitude of perihelion) : 95.80997
B (Latitude of perihelion) : -8.99596
P (Orbital period in years) : 12838.88
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
2024-07-27 00:00 UT 04 03 07.0 +08 40 47 83.951 83.514 64.3 0.6 253 20.8
2024-07-27 00:14 UT 04 03 07.0 +08 40 47 83.950 83.514 64.3 0.6 253 20.8
2024-07-28 00:00 UT 04 03 08.7 +08 40 45 83.935 83.514 65.2 0.6 253 20.8
2024-07-29 00:00 UT 04 03 10.4 +08 40 42 83.919 83.513 66.1 0.6 253 20.8
2024-07-30 00:00 UT 04 03 12.0 +08 40 39 83.903 83.512 67.0 0.6 253 20.8
2024-07-31 00:00 UT 04 03 13.5 +08 40 36 83.887 83.511 68.0 0.6 254 20.8
2024-08-01 00:00 UT 04 03 15.0 +08 40 32 83.871 83.511 68.9 0.6 254 20.8
2024-08-02 00:00 UT 04 03 16.5 +08 40 29 83.855 83.510 69.8 0.7 254 20.8
2024-08-03 00:00 UT 04 03 18.0 +08 40 25 83.839 83.509 70.8 0.7 254 20.8
2024-08-04 00:00 UT 04 03 19.4 +08 40 21 83.822 83.509 71.7 0.7 255 20.8
2024-08-05 00:00 UT 04 03 20.7 +08 40 17 83.806 83.508 72.6 0.7 255 20.8
2024-08-06 00:00 UT 04 03 22.0 +08 40 12 83.789 83.507 73.5 0.7 255 20.8
2024-08-07 00:00 UT 04 03 23.3 +08 40 08 83.773 83.506 74.5 0.7 255 20.8
2024-08-08 00:00 UT 04 03 24.5 +08 40 03 83.756 83.506 75.4 0.7 255 20.8
2024-08-09 00:00 UT 04 03 25.7 +08 39 58 83.739 83.505 76.3 0.7 256 20.8
2024-08-10 00:00 UT 04 03 26.8 +08 39 53 83.722 83.504 77.3 0.7 256 20.8
2024-08-11 00:00 UT 04 03 27.9 +08 39 48 83.705 83.504 78.2 0.7 256 20.8
2024-08-12 00:00 UT 04 03 28.9 +08 39 43 83.688 83.503 79.1 0.7 256 20.8
2024-08-13 00:00 UT 04 03 29.9 +08 39 37 83.671 83.502 80.1 0.7 256 20.8
2024-08-14 00:00 UT 04 03 30.9 +08 39 32 83.654 83.501 81.0 0.7 257 20.8
2024-08-15 00:00 UT 04 03 31.8 +08 39 26 83.637 83.501 81.9 0.7 257 20.8
2024-08-16 00:00 UT 04 03 32.6 +08 39 20 83.620 83.500 82.9 0.7 257 20.8
2024-08-17 00:00 UT 04 03 33.4 +08 39 14 83.602 83.499 83.8 0.7 257 20.8
2024-08-18 00:00 UT 04 03 34.2 +08 39 07 83.585 83.499 84.8 0.7 257 20.8
2024-08-19 00:00 UT 04 03 34.9 +08 39 01 83.568 83.498 85.7 0.7 258 20.8
2024-08-20 00:00 UT 04 03 35.6 +08 38 54 83.551 83.497 86.6 0.7 258 20.8
2024-08-21 00:00 UT 04 03 36.2 +08 38 47 83.533 83.496 87.6 0.7 258 20.8
2024-08-22 00:00 UT 04 03 36.8 +08 38 40 83.516 83.496 88.5 0.7 258 20.8
2024-08-23 00:00 UT 04 03 37.3 +08 38 33 83.499 83.495 89.5 0.7 258 20.8
2024-08-24 00:00 UT 04 03 37.8 +08 38 26 83.481 83.494 90.4 0.7 259 20.8
2024-08-25 00:00 UT 04 03 38.2 +08 38 19 83.464 83.493 91.3 0.7 259 20.8
2024-08-26 00:00 UT 04 03 38.6 +08 38 11 83.447 83.493 92.3 0.7 259 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.