SpaceAtlas Space Object Data
NASA JPL SBDB · 2022 DR

2022 DR

2022 DR belongs to the Apollo group of near-Earth asteroids, whose orbits cross the path of Earth; with a semi-major axis of 2.06 AU it takes 2.96 yr to circle the Sun.

Apollo Observations: 48
Orbital Period · P
2.96 yr
v(q)
36.7 km/s
v(Q)
11.7 km/s
Diameter · ≈
0.03 km
TJ
3.61
Eccentricity · e
0.5145

Orbit and dynamics

Between its closest point (1 AU) and its farthest (3.12 AU), the heliocentric distance changes by 2.12 AU over every revolution.

One full revolution takes 2.96 yr (1,080 days), computed from the semi-major axis of 2.06 AU.

The high eccentricity (0.514) produces a strongly elongated orbit, so the object spends most of its time far from the Sun.

Its inclination of 1.11° keeps it close to the plane of the ecliptic.

By the vis-viva equation its orbital speed rises to 36.7 km/s at perihelion and falls to 11.7 km/s at aphelion.

Size and surface

No direct size measurement is available; from an absolute magnitude of H = 25.08 and an assumed geometric albedo of 0.14, the diameter works out to roughly 0.03 km.

Observation record and orbit quality

Astrometry from 48 individual observations underpins this orbit; the fit leaves an RMS residual of 0.4822 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
2.06 AU
Eccentricity
0.5145
Perihelion
1.0 AU
Aphelion
3.11987 AU
Inclination
1.11°
Orbital Period
— yr
Epoch
2459639.5
Mean Anomaly
13.46°

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
25.08

Orbit Quality

RMS
0.4822
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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