(980) Anacostia |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Opposition | 1 Jul 2025 | 10.9 | 2.505 AU | 1.489 AU | 18h46m | -25°45' | 177.1° | 1.2° |
Today | 12 Jul 2025 | 11.1 | 2.483 AU | 1.480 AU | 18h34m | -24°41' | 168.3° | 4.8° |
(980) Anacostia - 2025-07-12
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 Anacostia are:
e (Eccentricity) : 0.2016946
a (Semimajor axis) : 2.7416667
i (Inclination) : 15.89589
Ω (Longitude of ascending node) : 285.76210
ω (Argument of perihelion) : 69.75288
M (Mean anomaly) : 293.28836
Epoch : 2025 May 05
L (Longitude of perihelion) : 354.77888
B (Latitude of perihelion) : 14.89012
P (Orbital period in years) : 4.54
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
2025-07-12 00:00 UT 18 34 51.8 -24 41 05 1.480 2.483 168.3 4.8 79 11.1
2025-07-12 07:55 UT 18 34 31.2 -24 38 58 1.480 2.483 167.9 4.9 80 11.1
2025-07-13 00:00 UT 18 33 49.5 -24 34 40 1.480 2.481 167.1 5.2 81 11.1
2025-07-14 00:00 UT 18 32 47.8 -24 28 12 1.481 2.479 165.9 5.7 82 11.2
2025-07-15 00:00 UT 18 31 47.1 -24 21 42 1.482 2.477 164.8 6.2 83 11.2
2025-07-16 00:00 UT 18 30 47.2 -24 15 10 1.484 2.475 163.6 6.7 84 11.2
2025-07-17 00:00 UT 18 29 48.3 -24 08 36 1.485 2.473 162.4 7.1 84 11.2
2025-07-18 00:00 UT 18 28 50.4 -24 02 01 1.487 2.471 161.3 7.6 85 11.3
2025-07-19 00:00 UT 18 27 53.6 -23 55 24 1.489 2.469 160.1 8.0 85 11.3
2025-07-20 00:00 UT 18 26 58.0 -23 48 46 1.492 2.467 159.0 8.5 86 11.3
2025-07-21 00:00 UT 18 26 03.6 -23 42 08 1.494 2.465 157.8 9.0 86 11.3
2025-07-22 00:00 UT 18 25 10.5 -23 35 29 1.497 2.463 156.7 9.4 87 11.3
2025-07-23 00:00 UT 18 24 18.7 -23 28 50 1.500 2.461 155.5 9.9 87 11.4
2025-07-24 00:00 UT 18 23 28.4 -23 22 10 1.504 2.459 154.4 10.3 88 11.4
2025-07-25 00:00 UT 18 22 39.5 -23 15 31 1.507 2.457 153.2 10.7 88 11.4
2025-07-26 00:00 UT 18 21 52.1 -23 08 53 1.511 2.455 152.1 11.2 88 11.4
2025-07-27 00:00 UT 18 21 06.3 -23 02 15 1.515 2.453 151.0 11.6 88 11.4
2025-07-28 00:00 UT 18 20 22.2 -22 55 38 1.519 2.451 149.8 12.0 89 11.5
2025-07-29 00:00 UT 18 19 39.6 -22 49 02 1.524 2.449 148.7 12.4 89 11.5
2025-07-30 00:00 UT 18 18 58.8 -22 42 27 1.529 2.447 147.6 12.8 89 11.5
2025-07-31 00:00 UT 18 18 19.7 -22 35 55 1.534 2.445 146.5 13.2 89 11.5
2025-08-01 00:00 UT 18 17 42.3 -22 29 23 1.539 2.443 145.4 13.6 90 11.5
2025-08-02 00:00 UT 18 17 06.7 -22 22 54 1.544 2.441 144.3 14.0 90 11.6
2025-08-03 00:00 UT 18 16 32.9 -22 16 27 1.550 2.439 143.2 14.4 90 11.6
2025-08-04 00:00 UT 18 16 01.0 -22 10 02 1.555 2.437 142.2 14.8 90 11.6
2025-08-05 00:00 UT 18 15 30.9 -22 03 40 1.561 2.435 141.1 15.2 90 11.6
2025-08-06 00:00 UT 18 15 02.6 -21 57 20 1.567 2.433 140.0 15.5 90 11.6
2025-08-07 00:00 UT 18 14 36.3 -21 51 03 1.574 2.431 139.0 15.9 90 11.7
2025-08-08 00:00 UT 18 14 11.8 -21 44 49 1.580 2.429 137.9 16.2 90 11.7
2025-08-09 00:00 UT 18 13 49.2 -21 38 38 1.587 2.427 136.9 16.6 90 11.7
2025-08-10 00:00 UT 18 13 28.5 -21 32 30 1.594 2.426 135.8 16.9 91 11.7
2025-08-11 00:00 UT 18 13 09.8 -21 26 26 1.600 2.424 134.8 17.3 91 11.7
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.