CONFIRMED PREDICTION · 2024 RECORD

CME000870

First appearance 21 Sept 2024 · 18:12 UTC

DIRECTIONN · 20.1°North

SPEED25 km/sestimate · QC review flag

DETECTIONS14linked frames

CONFIDENCE99.2%mean prediction confidence

Animated LASCO C2 difference frames with the CME000870 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: CME000870
first_appearance: 2024-09-21T18:12:05Z
last_appearance: 2024-09-21T20:48:05Z
direction: N
direction_name: North
direction_deg: 20.1
speed_km_s: 25.1
speed_available: true
speed_status: review
speed_qc_flags: outside_review_range_50_3500;negative_fit_r2
duration_minutes: 156
detection_count: 14
mean_confidence: 0.9921
peak_confidence: 0.9977
angular_span_deg: 22.9
mean_angular_step_deg: 2.2
visualization_available: true

Open JSON record ↗

FIRST APPEARANCE2024-09-21T18:12:05Z

LAST APPEARANCE2024-09-21T20:48:05Z

TRACK DURATION2h 36m156 minutes

PEAK CONFIDENCE99.77%

ANGULAR SPAN22.9°

MEAN ANGULAR STEP2.2°