SpaceAtlas Space Object Data
NASA JPL SBDB · 2025 EB2

2025 EB2

2025 EB2 belongs to the Apollo group of near-Earth asteroids, whose orbits cross the path of Earth; with a semi-major axis of 1.478 AU it takes 1.80 yr to circle the Sun.

Apollo Observations: 181
Orbital Period · P
1.80 yr
v(q)
48.8 km/s
v(Q)
12.3 km/s
Diameter · ≈
0.05 km
TJ
4.26
Eccentricity · e
0.5976

Orbit and dynamics

Between its closest point (0.595 AU) and its farthest (2.361 AU), the heliocentric distance changes by 1.766 AU over every revolution.

One full revolution takes 1.80 yr (656 days), computed from the semi-major axis of 1.478 AU.

The high eccentricity (0.598) produces a strongly elongated orbit, so the object spends most of its time far from the Sun.

A steep inclination of 29.94° carries it well above and below the ecliptic plane.

By the vis-viva equation its orbital speed rises to 48.8 km/s at perihelion and falls to 12.3 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 = 24.38 and an assumed geometric albedo of 0.14, the diameter works out to roughly 0.05 km.

Observation record and orbit quality

Astrometry from 181 individual observations underpins this orbit; the fit leaves an RMS residual of 0.4037 arcseconds.

Condition code U = 8 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
1.478 AU
Eccentricity
0.5976
Perihelion
0.595 AU
Aphelion
2.361253 AU
Inclination
29.94°
Orbital Period
— yr
Epoch
2460740.5
Mean Anomaly
28.93°

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

No close approaches to Earth are currently on record for this object.

Physical Parameters

Diameter
— km
Albedo
—
Density
— g/cm³
Rotation Period
— h
Absolute Magnitude
24.38

Orbit Quality

RMS
0.40366
Condition
8
Orbit ID
—
Data source: NASA JPL Small-Body Database . 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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