SpaceAtlas Space Object Data
NASA JPL SBDB · 2017 GL6

2017 GL6

2017 GL6 belongs to the Apollo group of near-Earth asteroids, whose orbits cross the path of Earth; with a semi-major axis of 1.593 AU it takes 2.01 yr to circle the Sun.

Apollo Observations: 81
Orbital Period · P
2.01 yr
v(q)
36.8 km/s
v(Q)
15.1 km/s
Diameter · ≈
0.09 km
TJ
4.27
Eccentricity · e
0.4176

Orbit and dynamics

The path is an ellipse reaching 0.928 AU from the Sun at perihelion and 2.258 AU at aphelion, a radial span of 1.33 AU.

Applying Kepler's third law to a = 1.593 AU gives an orbital period of 2.01 yr, or about 734 days.

The high eccentricity (0.418) produces a strongly elongated orbit, so the object spends most of its time far from the Sun.

The orbital plane is tilted 6.49° relative to the ecliptic.

By the vis-viva equation its orbital speed rises to 36.8 km/s at perihelion and falls to 15.1 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 = 23.06 and an assumed geometric albedo of 0.14, the diameter works out to roughly 0.09 km.

Observation record and orbit quality

The current orbit solution is based on 81 observations and has a weighted RMS residual of 0.5427 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
1.593 AU
Eccentricity
0.4176
Perihelion
0.928 AU
Aphelion
2.258237 AU
Inclination
6.49°
Orbital Period
— yr
Epoch
2461200.5
Mean Anomaly
233.41°

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
23.06

Orbit Quality

RMS
0.5427
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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