SpaceAtlas Space Object Data
NASA JPL SBDB · 2025 DL8

2025 DL8

2025 DL8 belongs to the Apollo group of near-Earth asteroids, whose orbits cross the path of Earth; with a semi-major axis of 1.587 AU it takes 2.00 yr to circle the Sun.

Apollo Observations: 105
Orbital Period · P
2.00 yr
v(q)
34.7 km/s
v(Q)
16.1 km/s
Diameter · ≈
0.03 km
TJ
4.3
Eccentricity · e
0.3654

Orbit and dynamics

The path is an ellipse reaching 1.007 AU from the Sun at perihelion and 2.167 AU at aphelion, a radial span of 1.16 AU.

Applying Kepler's third law to a = 1.587 AU gives an orbital period of 2.00 yr, or about 730 days.

An eccentricity of 0.365 makes the orbit moderately elongated.

The orbital plane is tilted 6.31° relative to the ecliptic.

By the vis-viva equation its orbital speed rises to 34.7 km/s at perihelion and falls to 16.1 km/s at aphelion.

Size and surface

No direct size measurement is available; from an absolute magnitude of H = 25.24 and an assumed geometric albedo of 0.14, the diameter works out to roughly 0.03 km.

Observation record and orbit quality

The current orbit solution is based on 105 observations and has a weighted RMS residual of 0.4602 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
1.587 AU
Eccentricity
0.3654
Perihelion
1.007 AU
Aphelion
2.16689 AU
Inclination
6.31°
Orbital Period
— yr
Epoch
2461200.5
Mean Anomaly
219.38°

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
2027-Mar-06 23:33 0.016274 AU
2434601 km
6.73 km/s
2029-Feb-28 01:18 0.028599 AU
4278352 km
7.69 km/s
2031-Feb-21 10:49 0.083187 AU
12444604 km
9.43 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
25.24

Orbit Quality

RMS
0.46021
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.

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