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Helios SEP Events Catalog

ResourceID
spase://ESA/Catalog/Helios/SEP

Description
This catalogue of solar energetic particle (SEP) events is based on data from the Helios mission provided by the previous European project SEPServer. In addition, technical reports of the University of Kiel from the time of Helios observation (printed version) were used, but the final judgement was done on the basis of the data from SEPServer.

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Details

Version:2.7.1

Catalog

ResourceID
spase://ESA/Catalog/Helios/SEP
ResourceHeader
ResourceName
Helios SEP Events Catalog
ReleaseDate
2026-04-17 10:30:30
Description
This catalogue of solar energetic particle (SEP) events is based on data from the Helios mission provided by the previous European project SEPServer. In addition, technical reports of the University of Kiel from the time of Helios observation (printed version) were used, but the final judgement was done on the basis of the data from SEPServer.
Contacts
Role Person StartDate StopDate Note
1. Author spase://SMWG/Person/Nina.Dresing
2. Author spase://SMWG/Person/Yulia.Kartavykh
3. Author spase://SMWG/Person/Bernd.Heber
4. MetadataContact spase://SMWG/Person/Olga.Y.Uritskaya

InformationURL
URL
https://zenodo.org/records/12204702
AccessInformation
RepositoryID
spase://SMWG/Repository/SERPENTINE
AccessURL
URL
https://data.serpentine-h2020.eu/catalogs/sep-helios/
Format
HTML
InstrumentIDs
spase://SMWG/Instrument/Helios1/Ephemeris
spase://SMWG/Instrument/Helios2/Ephemeris
PhenomenonType
EnergeticSolarParticleEvent
TimeSpan
StartDate
1974-12-22 16:01:00
StopDate
1985-01-21 01:10:00
Parameter #1
Name
ID
Support
SupportQuantity
Housekeeping
Parameter #2
Name
Spacecraft
Support
SupportQuantity
Other
Parameter #3
Name
Flare date/Onset date [UTC]
Support
SupportQuantity
Temporal
Parameter #4
Name
Event date/Onset time, [UTC]
Support
SupportQuantity
Temporal
Parameter #5
Name
Flare loc./ Footpoint loc.
Support
SupportQuantity
Positional
Parameter #6
Name
Flare class
Support
SupportQuantity
Remark
Parameter #7
Name
Radial distance [au]
Support
SupportQuantity
Other
Parameter #8
Name
Solar wind speed [km/s]
Support
SupportQuantity
Velocity
Parameter #9
Name
ESH angle [deg]
Support
SupportQuantity
Orientation
Parameter #10
Name
IMP-8 obs.
Support
SupportQuantity
Remark
Parameter #11
Name
Associated shocks
Support
SupportQuantity
Other
Parameter #12
Name
Comments
Support
SupportQuantity
Remark
NASA Insignia
Contact SPDF: NASA-SPDF Feedback/Support
Responsible NASA Official: Robert M. Candey
Site Editor: Tami Kovalick
SPDF ROR ID
SPDF re3data ID
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Last Updated: 2026-04-17