(11) Parthenope |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Today | 14 Mar 2025 | 12.0 | 2.555 AU | 2.773 AU | 03h55m | +17°19' | 67.1° | 21.0° |
Opposition | 25 Feb 2026 | 10.2 | 2.689 AU | 1.700 AU | 10h41m | +12°24' | 176.1° | 1.4° |
(11) Parthenope - 2025-03-14
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 Parthenope are:
e (Eccentricity) : 0.0997989
a (Semimajor axis) : 2.4543177
i (Inclination) : 4.63342
Ω (Longitude of ascending node) : 125.47457
ω (Argument of perihelion) : 196.37206
M (Mean anomaly) : 122.46023
Epoch : 2025 May 05
L (Longitude of perihelion) : 141.79598
B (Latitude of perihelion) : -1.30473
P (Orbital period in years) : 3.84
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
2025-03-14 00:00 UT 03 55 23.8 +17 19 04 2.773 2.555 67.1 21.0 79 12.0
2025-03-14 10:56 UT 03 56 01.7 +17 21 41 2.779 2.556 66.8 20.9 79 12.0
2025-03-15 00:00 UT 03 56 47.3 +17 24 48 2.786 2.556 66.4 20.9 80 12.0
2025-03-16 00:00 UT 03 58 11.4 +17 30 30 2.799 2.557 65.8 20.8 80 12.0
2025-03-17 00:00 UT 03 59 36.1 +17 36 10 2.812 2.558 65.1 20.7 80 12.0
2025-03-18 00:00 UT 04 01 01.4 +17 41 48 2.825 2.559 64.5 20.5 80 12.0
2025-03-19 00:00 UT 04 02 27.3 +17 47 23 2.838 2.560 63.9 20.4 80 12.0
2025-03-20 00:00 UT 04 03 53.8 +17 52 57 2.850 2.561 63.2 20.3 80 12.1
2025-03-21 00:00 UT 04 05 20.8 +17 58 28 2.863 2.562 62.6 20.2 80 12.1
2025-03-22 00:00 UT 04 06 48.4 +18 03 57 2.876 2.563 61.9 20.1 81 12.1
2025-03-23 00:00 UT 04 08 16.5 +18 09 23 2.888 2.564 61.3 19.9 81 12.1
2025-03-24 00:00 UT 04 09 45.2 +18 14 47 2.901 2.565 60.7 19.8 81 12.1
2025-03-25 00:00 UT 04 11 14.4 +18 20 08 2.913 2.566 60.1 19.7 81 12.1
2025-03-26 00:00 UT 04 12 44.1 +18 25 27 2.926 2.567 59.4 19.6 81 12.1
2025-03-27 00:00 UT 04 14 14.4 +18 30 43 2.938 2.568 58.8 19.4 81 12.1
2025-03-28 00:00 UT 04 15 45.1 +18 35 56 2.950 2.568 58.2 19.3 82 12.1
2025-03-29 00:00 UT 04 17 16.4 +18 41 06 2.963 2.569 57.6 19.1 82 12.1
2025-03-30 00:00 UT 04 18 48.2 +18 46 14 2.975 2.570 57.0 19.0 82 12.1
2025-03-31 00:00 UT 04 20 20.4 +18 51 18 2.987 2.571 56.3 18.9 82 12.1
2025-04-01 00:00 UT 04 21 53.1 +18 56 19 2.999 2.572 55.7 18.7 82 12.1
2025-04-02 00:00 UT 04 23 26.3 +19 01 17 3.011 2.573 55.1 18.6 82 12.1
2025-04-03 00:00 UT 04 24 60.0 +19 06 12 3.022 2.574 54.5 18.4 83 12.1
2025-04-04 00:00 UT 04 26 34.1 +19 11 04 3.034 2.575 53.9 18.3 83 12.1
2025-04-05 00:00 UT 04 28 08.6 +19 15 52 3.046 2.576 53.3 18.1 83 12.1
2025-04-06 00:00 UT 04 29 43.5 +19 20 37 3.057 2.577 52.7 18.0 83 12.1
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.