SpaceAtlas Space Object Data
NASA JPL SBDB · 2020 PE6

2020 PE6

2020 PE6 belongs to the Apollo group of near-Earth asteroids, whose orbits cross the path of Earth; with a semi-major axis of 1.354 AU it takes 1.58 yr to circle the Sun.

Apollo Observations: 24
Orbital Period · P
1.58 yr
v(q)
34.7 km/s
v(Q)
18.9 km/s
Diameter · ≈
0.11 km
TJ
4.71
Eccentricity · e
0.2958

Orbit and dynamics

The path is an ellipse reaching 0.953 AU from the Sun at perihelion and 1.755 AU at aphelion, a radial span of 0.802 AU.

Applying Kepler's third law to a = 1.354 AU gives an orbital period of 1.58 yr, or about 575 days.

An eccentricity of 0.296 makes the orbit moderately elongated.

A steep inclination of 27.4° carries it well above and below the ecliptic plane.

By the vis-viva equation its orbital speed rises to 34.7 km/s at perihelion and falls to 18.9 km/s at aphelion.

Because q < 1 AU and Q > 1 AU, this orbit geometrically intersects the region of Earth's orbit.

Size and surface

No direct size measurement is available; from an absolute magnitude of H = 22.6 and an assumed geometric albedo of 0.14, the diameter works out to roughly 0.11 km.

Observation record and orbit quality

The current orbit solution is based on 24 observations and has a weighted RMS residual of 0.5912 arcseconds.

Condition code U = 7 signals a poorly constrained orbit, so its future path should be treated as provisional.

About these computed values

Orbital periods, perihelion and aphelion speeds, and diameter estimates on this page are computed by SpaceAtlas from the JPL SBDB orbital elements. They are derived quantities, not values copied from the source catalogue.

Orbital Parameters

Semi-Major Axis
1.354 AU
Eccentricity
0.2958
Perihelion
0.953 AU
Aphelion
1.754513 AU
Inclination
27.4°
Orbital Period
— yr
Epoch
2461200.5
Mean Anomaly
195.6°

Orbit diagram

The Sun sits at the focus (orange). Earth's orbit is the grey circle at 1 AU. The red dot marks the object's position at the catalog epoch.

3D orbit (interactive)

Drag to rotate; scroll or pinch to zoom. The Sun is at the focus (orange), Earth's orbit is the grey ring at 1 AU, and the red dot marks the object's current position.

Close approaches

Predicted close approaches to Earth, from NASA's Center for Near-Earth Object Studies (CNEOS).

Date (UTC)Miss distanceVelocity
2031-Sep-02 03:35 0.178141 AU
26649511 km
14.73 km/s
2032-Feb-07 12:13 0.221767 AU
33175922 km
14.81 km/s

Distances in astronomical units (AU) and kilometres. Source: NASA/JPL CNEOS Close Approach Data API.

Physical Parameters

Diameter
— km
Albedo
—
Density
— g/cm³
Rotation Period
— h
Absolute Magnitude
22.6

Orbit Quality

RMS
0.59123
Condition
7
Orbit ID
—
Data source: NASA JPL Small-Body Database · NASA CNEOS. Orbital periods, perihelion and aphelion speeds, and diameter estimates on this page are computed by SpaceAtlas from the JPL SBDB orbital elements. They are derived quantities, not values copied from the source catalogue.

Keep exploring

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