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ACE/EPAM Beam-like electron events

ResourceID
spase://NASA/Catalog/ACE/Beam-like_electron_events

Description

ACE/EPAM "beam-like" electron events refer to a specific type of solar energetic electron event observed by the Electron, Proton, and Alpha Monitor (EPAM) instrument on the Advanced Composition Explorer (ACE) spacecraft. These events are characterized by a strong anisotropy in the electron pitch-angle distribution, meaning the electrons are traveling predominantly in one direction, resembling a beam. These field-aligned electron beams all have velocity-dispersed onsets, indicating that the solar injection of electrons began simultaneously.

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Details

Version:2.7.0

Catalog

ResourceID
spase://NASA/Catalog/ACE/Beam-like_electron_events
ResourceHeader
ResourceName
ACE/EPAM Beam-like electron events
ReleaseDate
2025-60-18 17:56:14
Description

ACE/EPAM "beam-like" electron events refer to a specific type of solar energetic electron event observed by the Electron, Proton, and Alpha Monitor (EPAM) instrument on the Advanced Composition Explorer (ACE) spacecraft. These events are characterized by a strong anisotropy in the electron pitch-angle distribution, meaning the electrons are traveling predominantly in one direction, resembling a beam. These field-aligned electron beams all have velocity-dispersed onsets, indicating that the solar injection of electrons began simultaneously.

Contacts
RolePersonStartDateStopDateNote
1.GeneralContactspase://SMWG/Person/Robert.E.Gold
2.Authorspase://SMWG/Person/Dennis.K.Haggerty
3.MetadataContactspase://SMWG/Person/Olga.Y.Uritskaya
AccessInformation
ProviderName
ACE SCIENCE CENTER
InstrumentIDs
PhenomenonType
SolarWindExtreme
TimeSpan
StartDate
1997-09-20 03:48:00
StopDate
2007-01-13 15:18:00
Parameter #1
Name
#
Support
SupportQuantity
Housekeeping
Parameter #2
Name
year
Support
SupportQuantity
Temporal
Parameter #3
Name
Date
Support
SupportQuantity
Temporal
Parameter #4
Name
DOY
Description

Day of Year

Support
SupportQuantity
Other
Parameter #5
Name
hour
Support
SupportQuantity
Temporal
Parameter #6
Name
Min
Description

minutes

Support
SupportQuantity
Temporal
Parameter #7
Name
cnl
Description

channel within the EPAM data

Support
SupportQuantity
Other