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Share sensitive information only on official, secure websites. HDPWS MetadataRightsList Access HTML The ISEST Master CME List ResourceID spase://NASA/Catalog/ACE/ISEST_Master_CME_List Description CME and ICME Event list - a comprehensive event list of chain of cause-effect of solar eruptive events from Sun to Earth. The ISEST (International Study of Earth-Affecting Solar Transients) is one of the four projects of the VarSITI (Variability of the Sun and Its Terrestrial Impact) program, which runs from 2014 to 2018. The VarSITI is the current scientific program of SCOSTEP (Scientific Committee on Solar-Terrestrial Physics. Metadata Rights CC0-1.0: Creative Commons Zero v1.0 Universal Note CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions. The actual data/software may be subject to a different license. View XML | Edit Details Version:2.7.1 Catalog ResourceID spase://NASA/Catalog/ACE/ISEST_Master_CME_List NamingAuthority NASA ResourceType Catalog ResourceHeader ResourceName The ISEST Master CME List ReleaseDate 2026-02-02 13:10:21Z RevisionHistory RevisionEvent ReleaseDate 2025-06-19 10:12:30 Note Only known prior ReleaseDate of the metadata RevisionEvent ReleaseDate 2026-02-02 13:10:21Z Note Added MetadataRightsList. Added ResourceType and NamingAuthority. Updated to 2.7.1. ZCB Description CME and ICME Event list - a comprehensive event list of chain of cause-effect of solar eruptive events from Sun to Earth. The ISEST (International Study of Earth-Affecting Solar Transients) is one of the four projects of the VarSITI (Variability of the Sun and Its Terrestrial Impact) program, which runs from 2014 to 2018. The VarSITI is the current scientific program of SCOSTEP (Scientific Committee on Solar-Terrestrial Physics. Contacts Role Person StartDate StopDate Note 1. Author spase://SMWG/Person/Phil.Hess 2. Author spase://SMWG/Person/Jie.Zhang 3. MetadataContact spase://SMWG/Person/Olga.Y.Uritskaya AccessInformation RepositoryID spase://GMU/Repository/SpaceWeatherLab AccessURL URL http://solar.gmu.edu/heliophysics/index.php/The_ISEST_Master_CME_List Format HTML InstrumentIDs spase://SMWG/Instrument/ACE/Ephemeris spase://SMWG/Instrument/SOHO/LASCO spase://SMWG/Instrument/STEREO-A/SECCHI/Cor2 spase://SMWG/Instrument/STEREO-B/SECCHI/Cor2 spase://SMWG/Instrument/SOHO/EIT spase://SMWG/Instrument/SDO/AIA PhenomenonType CoronalMassEjection PhenomenonType InterplanetaryCoronalMassEjection TimeSpan StartDate 2007-05-21 21:00:00 StopDate 2013-02-17 15:00:00 Parameter #1 Name ICME EVENT START Description Beginning of the ICME signature in-situ at ACE Support SupportQuantity Temporal Parameter #2 Name ICME EVENT END Description Estimated End of ICME signature in-situ at ACE Support SupportQuantity Temporal Parameter #3 Name CME in LASCO Description First appearance of the CME in LASCO C2, or STEREO COR2 in the event of a LASCO data gap. Support SupportQuantity Temporal Parameter #4 Name ICME TYPE Description Describes the signature in-situ, Shock Front (SH), MC (Magnetic Cloud), EJ (CME Ejecta Front) Support SupportQuantity Other Parameter #5 Name AR Description The Source Active region of the CME, if there is one Support SupportQuantity Other Parameter #6 Name Surface Location Description The location of the Active Region or, if there is no AR, the approximate location of the eruption. Support SupportQuantity Positional Parameter #7 Name Flare Magnitude Description If the CME is associated with a flare, the strength of the flare. Support SupportQuantity Other Parameter #8 Name Flare Onset Time Description The beginning of the flare Support SupportQuantity Temporal Parameter #9 Name SEEDS VEL C2 Description The velocity of the CME, as determined by the SEEDS C2 Catalog. These velocities are for quick reference only, and should not be taken at face value. There are different errors that are present in these velocities and they should not be used for an serious study or research work Support SupportQuantity Velocity Parameter #10 Name SEEDS VEL A Description The velocity of the CME, as determined by the SEEDS STEREO Catalog. These velocities are for quick reference only, and should not be taken at face value. There are different errors that are present in these velocities and they should not be used for an serious study or research work Support SupportQuantity Velocity Parameter #11 Name SEEDS VEL B Description The velocity of the CME, as determined by the SEEDS STEREO Catalog. These velocities are for quick reference only, and should not be taken at face value. There are different errors that are present in these velocities and they should not be used for an serious study or research work Support SupportQuantity Velocity Parameter #12 Name AVG. VEL Description The average velocity of the CME as calculated by determining the time of the CME in C2 and the beginning of the signature in-situ Support SupportQuantity Velocity Parameter #13 Name Velocity Description The average velocity of the ejecta at ACE Support SupportQuantity Velocity Parameter #14 Name Transit time Support SupportQuantity Temporal Parameter #15 Name DST PEAK Description The lowest value of the DST index Support SupportQuantity Other Parameter #16 Name DST PEAK TIME Description The time when the lowest value of the DST index occurs (as long as the peak is below -40) Support SupportQuantity Temporal Parameter #17 Name EJECTA START TIME Description The beginning of the CME Ejecta in-situ (if there is no shock this is the same as the ICME start time) Support SupportQuantity Temporal Parameter #18 Name Quality Rating Description This denotes the quality of the event's signature in-situ, 1 is the best, 3 is the worst. Support SupportQuantity DataQuality Parameter #19 Name In-Situ Link Description A link to the in-situ data for the event Support SupportQuantity WebResource Parameter #20 Name C2 Link Description A link to a movie of the CME in LASCO C2 Support SupportQuantity WebResource Parameter #21 Name COR2 Link Description A link to a movie of the CME in STEREO COR2 Support SupportQuantity WebResource Parameter #22 Name EIT/AIA Link Description A link to a movie of the eruption on the Sun as seen by either the SOHO EIT or SDO AIA instrument Support SupportQuantity WebResource Parameter #23 Name CDAW VEL C2 Description The velocity of the CME, as determined by the CDAW CME Catalog. These velocities are for quick reference only, and should not be taken at face value. There are different errors that are present in these velocities and they should not be used for an serious study or research work Support SupportQuantity Velocity Contact SPDF: NASA-SPDF Feedback/Support Responsible NASA Official: Lan Jian Site Editor: Rita Johnson SPDF ROR ID SPDF re3data ID About NASA Accessibility FOIA No FEAR Act Privacy Policy Vulnerability Disclosure Policy Last Updated: 2026-02-02