Mission Control/ASTEROID DOSSIER: 1221
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NOMINAL CISLUNAR PASSAGENASA CATALOG + DOCUMENTED ANALYSIS

1221 Amor (1932 EA1)

Tracked by NASA JPL Near-Earth Object Web Service (NeoWs), 1221 Amor (1932 EA1) is a C/S-type (Amor Prototype) body measuring between 880m and 1050m in diameter. On 2026-11-02, it completes a cislunar approach at 24.50 Lunar Distances (9,417,800 km) with a relative heliocentric velocity of 13.60 km/s.

Max Diameter (Ø)
1050 m
Min: 880 m
Miss Distance
24.50 LD
9,417,800 km
Rel. Velocity
13.60 km/s
48,960 km/h
Kinetic Energy
40,192.398 MT
E = ½mv² TNT eq.

Exact Landmark Scale Comparison (1050m)

1:1 Meter Scale
1050m
1221
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)17.7 mag
Spectral ClassificationC/S-type (Amor Prototype)
Estimated Bolide Mass1.818e+12 kg
Kinetic Energy (E = ½mv²)40,192.398 MT TNT (1.68e+20 J)
Transient Crater Diameter / Depth12,208 m Ø / 2,564 m deep
5-PSI Structural Overpressure Radius64.48 km
Thermal 3rd-Degree Burn Radius216.2 km
Equivalent Seismic MagnitudeMw 7.7
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 +12.99
Abs. Magnitude H = 17.70
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: 1221 Amor (1932 EA1)

1221 Amor (1932 EA1) (H = 17.7, Vmag ≈ 13.0) 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 -14.00° · Lon -75.00°78,000 km
Node T+1Lat 21.00° · Lon -12.00°69,000 km
Node T+2Lat 42.00° · Lon 54.00°81,000 km

Planetary Defense Frequently Asked Questions (Schema.org FAQ)

How big is 1221 Amor (1932 EA1) compared to city landmarks?

1221 Amor (1932 EA1) has an estimated diameter between 880m and 1050m. At its upper-bound size of 1050m, it stands 237% as tall as the 443m Empire State Building in New York City and 318% of the 330m Eiffel Tower.

What does the stored 2026-11-02 close-approach estimate show?

This catalog snapshot lists a nominal miss distance of 24.50 Lunar Distances (9,417,800 km) for 1221 Amor (1932 EA1). This is not an impact prediction; check the latest NASA JPL record for updated orbital estimates. The 3D impact simulation is hypothetical.

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1221 Amor (1932 EA1) — 3D Orbit, Size Comparison & Kinetic Impact Physics | Meteors.ai Space Network