2018 RH73 |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Today | 8 Sep 2024 | 11.7 | 3.407 AU | 2.672 AU | 02h05m | +17°50' | 130.0° | 13.1° |
Opposition | 21 Oct 2024 | 11.0 | 3.431 AU | 2.439 AU | 01h40m | +15°56' | 174.8° | 1.5° |
2018 RH73 - 2024-09-08
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 2018 RH73 are:
e (Eccentricity) : 0.1077209
a (Semimajor axis) : 3.1412981
i (Inclination) : 3.82430
Ω (Longitude of ascending node) : 282.99640
ω (Argument of perihelion) : 313.75150
M (Mean anomaly) : 38.72367
Epoch : 2023 Feb 25
L (Longitude of perihelion) : 236.81170
B (Latitude of perihelion) : -2.76149
P (Orbital period in years) : 5.57
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
2024-09-08 00:00 UT 02 05 35.8 +17 50 56 2.672 3.407 130.0 13.1 246 11.7
2024-09-08 02:23 UT 02 05 34.2 +17 50 55 2.671 3.407 130.1 13.1 246 11.7
2024-09-09 00:00 UT 02 05 20.1 +17 50 41 2.662 3.408 131.0 12.9 246 11.7
2024-09-10 00:00 UT 02 05 03.2 +17 50 18 2.652 3.409 132.0 12.7 246 11.7
2024-09-11 00:00 UT 02 04 45.2 +17 49 49 2.642 3.409 133.0 12.5 245 11.7
2024-09-12 00:00 UT 02 04 26.0 +17 49 13 2.632 3.410 134.1 12.2 245 11.7
2024-09-13 00:00 UT 02 04 05.6 +17 48 29 2.623 3.410 135.1 12.0 245 11.6
2024-09-14 00:00 UT 02 03 44.1 +17 47 39 2.613 3.411 136.2 11.8 245 11.6
2024-09-15 00:00 UT 02 03 21.5 +17 46 41 2.604 3.412 137.2 11.5 245 11.6
2024-09-16 00:00 UT 02 02 57.8 +17 45 37 2.595 3.412 138.3 11.3 244 11.6
2024-09-17 00:00 UT 02 02 32.9 +17 44 25 2.587 3.413 139.4 11.1 244 11.6
2024-09-18 00:00 UT 02 02 07.0 +17 43 06 2.578 3.413 140.4 10.8 244 11.6
2024-09-19 00:00 UT 02 01 40.0 +17 41 40 2.570 3.414 141.5 10.6 244 11.5
2024-09-20 00:00 UT 02 01 11.9 +17 40 06 2.562 3.414 142.6 10.3 243 11.5
2024-09-21 00:00 UT 02 00 42.8 +17 38 26 2.554 3.415 143.7 10.0 243 11.5
2024-09-22 00:00 UT 02 00 12.7 +17 36 39 2.546 3.416 144.7 9.8 243 11.5
2024-09-23 00:00 UT 01 59 41.5 +17 34 44 2.539 3.416 145.8 9.5 242 11.5
2024-09-24 00:00 UT 01 59 09.4 +17 32 42 2.532 3.417 146.9 9.2 242 11.5
2024-09-25 00:00 UT 01 58 36.3 +17 30 33 2.525 3.417 148.0 8.9 242 11.4
2024-09-26 00:00 UT 01 58 02.3 +17 28 18 2.518 3.418 149.1 8.7 241 11.4
2024-09-27 00:00 UT 01 57 27.4 +17 25 55 2.512 3.418 150.2 8.4 241 11.4
2024-09-28 00:00 UT 01 56 51.6 +17 23 25 2.506 3.419 151.3 8.1 240 11.4
2024-09-29 00:00 UT 01 56 14.9 +17 20 49 2.500 3.419 152.5 7.8 240 11.4
2024-09-30 00:00 UT 01 55 37.4 +17 18 05 2.494 3.420 153.6 7.5 239 11.4
2024-10-01 00:00 UT 01 54 59.1 +17 15 15 2.488 3.420 154.7 7.2 239 11.3
2024-10-02 00:00 UT 01 54 20.1 +17 12 19 2.483 3.421 155.8 6.9 238 11.3
2024-10-03 00:00 UT 01 53 40.3 +17 09 16 2.478 3.422 156.9 6.6 237 11.3
2024-10-04 00:00 UT 01 52 59.9 +17 06 07 2.474 3.422 158.0 6.3 236 11.3
2024-10-05 00:00 UT 01 52 18.8 +17 02 51 2.469 3.423 159.2 6.0 236 11.3
2024-10-06 00:00 UT 01 51 37.1 +16 59 30 2.465 3.423 160.3 5.7 235 11.2
2024-10-07 00:00 UT 01 50 54.8 +16 56 02 2.461 3.424 161.4 5.3 234 11.2
2024-10-08 00:00 UT 01 50 12.0 +16 52 29 2.458 3.424 162.5 5.0 233 11.2
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.