Space Weather Events
Coronal mass ejection — 2026-10-30 12:36 UTC
Very minor and faint CME seen to the W in SOHO LASCO C2/C3 and in GOES CCOR-1 coronagraphs. This CME is not seen in STEREO A COR2. Its source is a very minor eruption from the former AR 14561 (S10W130) starting ~2026-10-30T11:25Z as seen in STEREO A EUV 195 imagery. AR 14561 rotated off of the Earth-facing disk on 2026-10-27.
| Event type | Coronal mass ejection |
|---|---|
| Date | |
| Flare class | — |
| CME speed | 218 km/s |
| CME analyses | 1 |
| Linked events | — |
| Instruments | SOHO: LASCO/C2, SOHO: LASCO/C3, GOES: CCOR-1 |
Research information from NASA DONKI, not an operational warning. NOAA SWPC is the official US source of space weather forecasts.
CME analyses
| Analysis | Time at 21.5 R☉ (UTC) | Speed (km/s) | Half angle (°) | Lat / lon (°) | Type | Technique | Model runs (WSA-ENLIL) |
|---|---|---|---|---|---|---|---|
| #1 (opens in a new tab) Most accurate (DONKI) | 2026-10-31T04:19Z | 218 | 10 | -9 / 130 | S | SWPC_CAT | — |
Analyses are measurements and modelled predictions submitted to DONKI; the "most accurate" mark is DONKI's own.
Provenance
| Source | NASA DONKI — Space Weather Events |
|---|---|
| Feed | DONKI CME |
| Provider data as of | not stated |
| First observed here | 30 Oct 2026, 20:00 EDT |
| Last observed here | 14 Nov 2026, 19:03 EST |
| In latest snapshot | Yes |
| Record identifier | c2bb9243-fe4a-506e-8a4e-f75e78192610 |
Local observation history
What this site observed; not complete provider history.
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