CONFIRMED PREDICTION · 2024 RECORD

CME000400

First appearance 23 Apr 2024 · 04:00 UTC

DIRECTIONE · 70.1°East

SPEED174 km/sestimated C2 radial speed

DETECTIONS5linked frames

CONFIDENCE98.2%mean prediction confidence

Animated LASCO C2 difference frames with the CME000400 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: CME000400
first_appearance: 2024-04-23T04:00:06Z
last_appearance: 2024-04-23T04:48:05Z
direction: E
direction_name: East
direction_deg: 70.1
speed_km_s: 173.8
speed_available: true
speed_status: ready
speed_qc_flags: negative_fit_r2
duration_minutes: 48
detection_count: 5
mean_confidence: 0.9819
peak_confidence: 0.9965
angular_span_deg: 10.8
mean_angular_step_deg: 3.2
visualization_available: true

Open JSON record ↗

FIRST APPEARANCE2024-04-23T04:00:06Z

LAST APPEARANCE2024-04-23T04:48:05Z

TRACK DURATION48 min48 minutes

PEAK CONFIDENCE99.65%

ANGULAR SPAN10.8°

MEAN ANGULAR STEP3.2°