Mission Control/ASTEROID DOSSIER: (2014 TL)
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NOMINAL CISLUNAR PASSAGEGEMMA ENGINE: LOCAL SERVER BOX [ACTIVE] • meteors-gemma:latest

(2014 TL)

Tracked by NASA JPL Near-Earth Object Web Service (NeoWs), (2014 TL) is a X-type (Enstatite-Metallic) body measuring between 7.32m and 16.37m in diameter. On 2026-10-20, it completes a cislunar approach at 155.53 Lunar Distances (59,813,435.8 km) with a relative heliocentric velocity of 22.70 km/s.

LOCAL SERVER-BOX GEMMA SYNTHESIS (http://127.0.0.1:11434/v1):

(2014 TL) (JPL ID 3692289) is a X-type (Enstatite-Metallic) Near-Earth Asteroid spanning 7.3m–16.4m (mean 11.8m). On 2026-10-20, it transits Earth's cislunar surveillance sector at 155.533 Lunar Distances (59,813,436 km) with a relative velocity of 22.70 km/s and a theoretical kinetic energy reserve of 0.15 megatons TNT. Its well-constrained heliocentric ephemeris passes safely outside Earth capture corridors while serving as an orbital calibration target.

Max Diameter (Ø)
16.37 m
Min: 7.32 m
Miss Distance
155.53 LD
59,813,435.8 km
Rel. Velocity
22.70 km/s
81,713 km/h
Kinetic Energy
0.424 MT
E = ½mv² TNT eq.

Exact Landmark Scale Comparison (16.37m)

1:1 Meter Scale
16.37m
(2014 TL)
443m
Manhattan
227m
Golden Gate
330m
Eiffel Tower
828m
Burj Khalifa
Inspect side-by-side in interactive Google Earth 3D Tiles:Open 3D Street-Level Simulator

Kinetic Impact Physics & Orbital Parameters

45° Incidence · 3,000 kg/m³
Absolute Magnitude (H)27.8 mag
Spectral ClassificationX-type (Enstatite-Metallic)
Estimated Bolide Mass6.891e+6 kg
Kinetic Energy (E = ½mv²)0.424 MT TNT (1.78e+15 J)
Transient Crater Diameter / Depth596 m Ø / 125 m deep
5-PSI Structural Overpressure Radius1.47 km
Thermal 3rd-Degree Burn Radius1.97 km
Equivalent Seismic MagnitudeMw 4.3
Primary Ephemeris Source:NASA JPL Small-Body Database Lookup
OPTICAL TRACKING REQUIREMENTS // PHOTOMETRIC LINK
TIER C: PLANETARY RADAR / SPECIMEN GRADE
Calculated Apparent Magnitude (Vmag)
Vmag +27.34
Abs. Magnitude H = 27.80
Required Aperture (mm)
≥ 1000 mm (Planetary Radar)
Professional ≥1000mm Survey CCD / Planetary Bistatic Radar Telemetry
Best Viewing Window
JPL Goldstone Radar / Vera C. Rubin LSST Ephemeris Window Only
Target: (2014 TL)

(2014 TL) (H = 27.8, Vmag ≈ 27.3) is below consumer optical detection thresholds (requires ≥1000mm survey aperture); explore certified meteorite specimens[↗] or indoor optical projection instead.

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Authentic coarse octahedrite Group IAB iron-nickel meteorite fragment (92.9% Fe, 6.7% Ni) recovered from the Chaco crater field with certificate of authenticity.

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3D Ephemeris Trajectory Waypoints

Node T+0Lat -29.56° · Lon 136.20°136,800 km
Node T+1Lat -31.13° · Lon 145.78°122,617 km
Node T+2Lat -31.99° · Lon 155.37°109,667 km
Node T+3Lat -32.08° · Lon 164.95°97,950 km
Node T+4Lat -31.33° · Lon 174.53°87,467 km
Node T+5Lat -29.74° · Lon -175.88°78,217 km

Planetary Defense Frequently Asked Questions (Schema.org FAQ)

How big is (2014 TL) compared to city landmarks?

(2014 TL) has an estimated diameter between 7.32m and 16.37m. At its upper-bound size of 16.37m, it stands 4% as tall as the 443m Empire State Building in New York City and 5% of the 330m Eiffel Tower.

Will (2014 TL) impact Earth during its 2026-10-20 approach?

No. NASA JPL Center for Near-Earth Object Studies (CNEOS) orbital solutions confirm (2014 TL) will pass safely at a minimum distance of 155.53 Lunar Distances (59,813,435.8 km). You can still simulate a hypothetical street-level impact in our 3D CesiumJS simulator.

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(2014 TL) — 3D Orbit, Size Comparison & Kinetic Impact Physics | Meteors.ai Space Network