CONFIRMED PREDICTION · 2024 RECORD

CME000869

First appearance 21 Sept 2024 · 16:00 UTC

DIRECTIONNE · 26.4°North-east

SPEED48 km/sestimate · QC review flag

DETECTIONS11linked frames

CONFIDENCE99.7%mean prediction confidence

Animated LASCO C2 difference frames with the CME000869 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: CME000869
first_appearance: 2024-09-21T16:00:07Z
last_appearance: 2024-09-21T18:00:05Z
direction: NE
direction_name: North-east
direction_deg: 26.4
speed_km_s: 47.9
speed_available: true
speed_status: review
speed_qc_flags: outside_review_range_50_3500;negative_fit_r2
duration_minutes: 120
detection_count: 11
mean_confidence: 0.9974
peak_confidence: 0.9987
angular_span_deg: 11.7
mean_angular_step_deg: 3.2
visualization_available: true

Open JSON record ↗

FIRST APPEARANCE2024-09-21T16:00:07Z

LAST APPEARANCE2024-09-21T18:00:05Z

TRACK DURATION2h120 minutes

PEAK CONFIDENCE99.87%

ANGULAR SPAN11.7°

MEAN ANGULAR STEP3.2°