Space Weather Events
Coronal mass ejection — 2026-10-05 11:24 UTC
Faint CME observed to the SE in SOHO LASCO C2/C3, GOES CCOR-1, and STEREO A COR2. The source is in the vicinity of AR 14548 (S11E46), as a weak eruption centered around S17E60 starting around 2026-10-05T08:55Z observed in SDO AIA 171/193 as filament brightening and field line movement without the small filament seen cleanly lifting off the disk.
| Event type | Coronal mass ejection |
|---|---|
| Date | |
| Peak (UTC) | — |
| End (UTC) | — |
| Flare class | — |
| Source location / observed at | S17E60 |
| CME speed (most accurate analysis) | 629 km/s |
| Kp index values (as observed) | — |
| CME analyses | 1 |
| Linked events | — |
| Instruments | SOHO: LASCO/C2, SOHO: LASCO/C3, STEREO A: SECCHI/COR2, 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) | 2026-10-05T17:14Z | 629 | 10 | -10 / -41 | C | SWPC_CAT | Shock arrival not predicted; Earth glancing blow: no run (opens in a new tab) |
Analyses are measurements and modelled predictions submitted to DONKI; the "most accurate" mark is DONKI's own.
Notifications sent
- 20261005-AL-004 (opens in a new tab) 2026-10-05T17:32Z
Provenance
| Source | NASA DONKI — Space Weather Events |
|---|---|
| Feed | DONKI CME |
| Provider data as of | not stated |
| First observed here | 12 Oct 2026, 20:02 EDT |
| Last observed here | 12 Oct 2026, 22:18 EDT |
| In latest snapshot | Yes |
| Record identifier | 23af03f7-81f2-53c4-83fe-902284dec14e |
Local observation history
What this site observed; not complete provider history.
- — Added