Coronal Mass Ejection Alerts

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2024-04-04T15:23:00-CME-001

  • Catalog: M2M_CATALOG
  • Start: Thu, 04 Apr 2024 15:23:00 +0000
  • Source:
  • Region:
  • Note: Partial halo CME seen in both coronagraphs. The source is likely AR 3615 which is at 156 -157 degrees longitude. There is a very faint movement of field line in the SW in AIA 171 at 15Z which might indicate the backsided source.
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2024-04-04T13:48:00-CME-001

  • Catalog: M2M_CATALOG
  • Start: Thu, 04 Apr 2024 13:48:00 +0000
  • Source:
  • Region:
  • Note: Clear CME front, with no source was found on the Earth-facing disk. A possible source: AR 3615 far behind the limb (which should be at ~156 deg at the time).
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2024-04-04T08:12:00-CME-001

  • Catalog: M2M_CATALOG
  • Start: Thu, 04 Apr 2024 08:12:00 +0000
  • Source:
  • Region:
  • Note: Narrow and faint front in a series of faint likely backsided fronts, seen best in difference imagery. No front-sided source was found. A possible candidate is Active Region 3615 (long 152 deg at the time).
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2024-04-04T06:23:00-CME-001

  • Catalog: M2M_CATALOG
  • Start: Thu, 04 Apr 2024 06:23:00 +0000
  • Source:
  • Region:
  • Note: Another faint front in a series of backsided faint CMEs with no source on disk. The CME has a fuzzy faint front seen best in SOHO LASCO C2 and in STEREO A COR2 difference imagery. No source was found on the Earth-facing disk. A possible source: AR 3615 far behind the limb (which should be at ~151 deg at the time).
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2024-04-04T05:09:00-CME-001

  • Catalog: M2M_CATALOG
  • Start: Thu, 04 Apr 2024 05:09:00 +0000
  • Source:
  • Region:
  • Note: Faint narrowish front in C2 at 05:12 (and in C3 after gap). No front-sided source found. Likely source is AR 3615 which is at 150 deg
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2024-04-04T01:25:00-CME-001

  • Catalog: M2M_CATALOG
  • Start: Thu, 04 Apr 2024 01:25:00 +0000
  • Source:
  • Region:
  • Note: Clear CME front, with no source was found on the Earth-facing disk. A possible source: AR 3615 far behind the limb (longitude of 147 or 148 deg at the time).
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2025-04-19T00:00:00-CME-001

  • Start: 04/19/2025 00:00:00
  • Catalog: M2M_CATALOG
  • Source: S29E90
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