SpaceAtlas Space Object Data
NASA JPL SBDB · 231P

LINEAR-NEAT

LINEAR-NEAT follows a distinctly cometary orbit: an eccentricity of 0.247 carries it from 3.032 AU at perihelion out to 5.02 AU at aphelion.

comet Observations: 576
Orbital Period · P
8.08 yr
v(q)
19.1 km/s
v(Q)
11.5 km/s
TJ
2.96
Eccentricity · e
0.2468

Orbit and dynamics

Between its closest point (3.032 AU) and its farthest (5.02 AU), the heliocentric distance changes by 1.988 AU over every revolution.

One full revolution takes 8.08 yr (2,951 days), computed from the semi-major axis of 4.026 AU.

An eccentricity of 0.247 makes the orbit moderately elongated.

The orbital plane is tilted 12.33° relative to the ecliptic.

By the vis-viva equation its orbital speed rises to 19.1 km/s at perihelion and falls to 11.5 km/s at aphelion.

Its Tisserand parameter with respect to Jupiter is T_J = 2.96, a standard discriminator between asteroidal and cometary dynamics.

Size and surface

Neither a measured diameter nor a reliable absolute magnitude is available for LINEAR-NEAT, so its physical size remains unconstrained.

Observation record and orbit quality

Astrometry from 576 individual observations underpins this orbit; the fit leaves an RMS residual of 0.7864 arcseconds.

Condition code U = 0 means the orbit is very well determined, leaving only a small uncertainty in the future ephemeris.

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
4.026 AU
Eccentricity
0.2468
Perihelion
3.032 AU
Aphelion
5.019617 AU
Inclination
12.33°
Orbital Period
— yr
Epoch
2456088.5
Mean Anomaly
47.65°

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
—

Orbit Quality

RMS
0.78642
Condition
0
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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