LEVEL 01 // ARCHIVE CLASSIFICATION SELECTOR
LEVEL 02 // CRAFT INDEX
LEVEL 03 // ARCHIVAL SPECIMEN RECORD [C-000143]
TRIANGULAR LOW-ALTITUDE CRAFT
Large black equilateral triangular craft with corner illumination and central red beam. Documented during 1989–1990 Belgian Wave and Hudson Valley flap.
ANOMALY REFERENCE PICTOGRAM
ARCHIVE RECONSTRUCTION
Sound Emission
Silent50%
"The craft produced no detectable acoustic noise or sonic boom despite radar tracking speed exceeding 1,200 km/h at low altitude."
Low Humming50%
"Ground observers directly underneath reported a subtle low-frequency electromagnetic hum."