CONFIRMED PREDICTION · 2024 RECORD

CME000404

First appearance 23 Apr 2024 · 18:00 UTC

DIRECTIONSW · 227.6°South-west

SPEED173 km/sestimated C2 radial speed

DETECTIONS8linked frames

CONFIDENCE99.7%mean prediction confidence

Animated LASCO C2 difference frames with the CME000404 principal angle

DETECTION VISUALIZATION

LASCO C2 difference sequence

The lime line shows the predicted principal angle. CME angular width is not predicted and is intentionally not drawn. The preview is optimized for the web; original FITS and PNG frames remain in the research archive.

Download animation

MACHINE-READABLE RECORD

Stable fields and units

id: CME000404
first_appearance: 2024-04-23T18:00:05Z
last_appearance: 2024-04-23T19:24:06Z
direction: SW
direction_name: South-west
direction_deg: 227.6
speed_km_s: 172.6
speed_available: true
speed_status: ready
speed_qc_flags
duration_minutes: 84
detection_count: 8
mean_confidence: 0.9974
peak_confidence: 0.9991
angular_span_deg: 5.9
mean_angular_step_deg: 2
visualization_available: true

Open JSON record ↗

FIRST APPEARANCE2024-04-23T18:00:05Z

LAST APPEARANCE2024-04-23T19:24:06Z

TRACK DURATION1h 24m84 minutes

PEAK CONFIDENCE99.91%

ANGULAR SPAN5.9°

MEAN ANGULAR STEP2.0°