SpaceAtlas Space Object Data
NASA JPL SBDB · 2016 TU10

2016 TU10

2016 TU10 belongs to the Apollo group of near-Earth asteroids, whose orbits cross the path of Earth; with a semi-major axis of 1.121 AU it takes 1.19 yr to circle the Sun.

Apollo Observations: 22
Orbital Period · P
1.19 yr
v(q)
33.5 km/s
v(Q)
23.6 km/s
Diameter · ≈
0.05 km
TJ
5.52
Eccentricity · e
0.1732

Orbit and dynamics

Between its closest point (0.927 AU) and its farthest (1.315 AU), the heliocentric distance changes by 0.388 AU over every revolution.

One full revolution takes 1.19 yr (434 days), computed from the semi-major axis of 1.121 AU.

An eccentricity of 0.173 makes the orbit moderately elongated.

The orbital plane is tilted 15.24° relative to the ecliptic.

By the vis-viva equation its orbital speed rises to 33.5 km/s at perihelion and falls to 23.6 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 = 24.2 and an assumed geometric albedo of 0.14, the diameter works out to roughly 0.05 km.

Observation record and orbit quality

Astrometry from 22 individual observations underpins this orbit; the fit leaves an RMS residual of 0.5205 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
1.121 AU
Eccentricity
0.1732
Perihelion
0.927 AU
Aphelion
1.315157 AU
Inclination
15.24°
Orbital Period
— yr
Epoch
2461200.5
Mean Anomaly
128.39°

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
2029-Oct-02 04:51 0.202501 AU
30293662 km
14.80 km/s
2035-Apr-07 08:04 0.139008 AU
20795375 km
7.89 km/s
2035-Oct-04 03:27 0.125118 AU
18717335 km
8.08 km/s
2041-Apr-07 20:01 0.123114 AU
18417575 km
14.05 km/s
2048-Sep-30 05:45 0.101914 AU
15246108 km
13.07 km/s
2054-Apr-11 06:15 0.092606 AU
13853635 km
8.16 km/s
2060-Apr-05 18:06 0.167726 AU
25091520 km
15.59 km/s
2067-Sep-30 00:32 0.090246 AU
13500562 km
11.95 km/s
2073-Apr-12 01:13 0.075155 AU
11242976 km
8.45 km/s
2079-Apr-06 00:10 0.246595 AU
36890139 km
16.08 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
24.2

Orbit Quality

RMS
0.52046
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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