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PADRE MeDDEA Level0 Photon FITS

The PADRE MeDDEA Team: NASA Goddard Space Flight Center (USA); Space Sciences Laboratory, University of California Berkeley (USA); Southwest Research Institute (USA); University of Applied Sciences and Arts Northwestern Switzerland (Switzerland); CEA-Saclay (France) (2025). PADRE MeDDEA Level0 Photon FITS [Data set]. NASA Goddard Space Flight Center, Solar Data Analysis Center (SDAC).

ResourceID
spase://NASA/NumericalData/PADRE/MeDDEA/Level0/Photon/FITS

Description

PADRE MeDDEA Level0 Photon FITS data are uncalibrated hard X-ray event data obtained by the Measuring Directivity to Determine Electron Anisotropy (MeDDEA) instrument on the Solar Polarization and Directivity X-Ray Experiment (PADRE) CubeSat observatory. The Level0 photon files contain the same photon event data as the raw MeDDEA binary data, but converted to FITS format for more convenient analysis. Each raw photon data file generates a single Level0 photon FITS file. The photon product is an on-demand X-ray photon list that is generally available during large flares and calibration periods. Level0 photon files contain event data from detector triggers, including packet-level timing information and science event information such as detector identifier, channel, clock value, and uncalibrated event energy in ADC counts. These data support investigations of the directivity of solar flare hard X-ray emission and the angular distribution of flare-accelerated electrons.

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Details

Version:2.7.1

NumericalData

ResourceID
spase://NASA/NumericalData/PADRE/MeDDEA/Level0/Photon/FITS
ResourceHeader
ResourceName
PADRE MeDDEA Level0 Photon FITS
AlternateName
PADRE/MeDDEA Level0 Photon FITS
AlternateName
MeDDEA Level0 Photon FITS
ReleaseDate
2026-06-01 00:08:46
Description

PADRE MeDDEA Level0 Photon FITS data are uncalibrated hard X-ray event data obtained by the Measuring Directivity to Determine Electron Anisotropy (MeDDEA) instrument on the Solar Polarization and Directivity X-Ray Experiment (PADRE) CubeSat observatory. The Level0 photon files contain the same photon event data as the raw MeDDEA binary data, but converted to FITS format for more convenient analysis. Each raw photon data file generates a single Level0 photon FITS file. The photon product is an on-demand X-ray photon list that is generally available during large flares and calibration periods. Level0 photon files contain event data from detector triggers, including packet-level timing information and science event information such as detector identifier, channel, clock value, and uncalibrated event energy in ADC counts. These data support investigations of the directivity of solar flare hard X-ray emission and the angular distribution of flare-accelerated electrons.

PublicationInfo
Authors
The PADRE MeDDEA Team: NASA Goddard Space Flight Center (USA); Space Sciences Laboratory, University of California Berkeley (USA); Southwest Research Institute (USA); University of Applied Sciences and Arts Northwestern Switzerland (Switzerland); CEA-Saclay (France)
PublicationDate
2025-11-24 00:00:00
PublishedBy
NASA Goddard Space Flight Center, Solar Data Analysis Center (SDAC)
Contacts
Role Person StartDate StopDate Note
1. PrincipalInvestigator spase://SMWG/Person/Steven.Christe
InformationURL
Name
PADRE MeDDEA Data Documentation
URL
Description

Documentation describing MeDDEA data products, data levels, file naming conventions, and reading software.

InformationURL
Name
PADRE MeDDEA Level 0 Data Documentation
URL
Description

Documentation describing the organization of PADRE MeDDEA Level 0 FITS files, including photon, spectrum, and housekeeping files.

AccessInformation
RepositoryID
Availability
Online
AccessRights
Open
RightsList
Rights
SchemeURI
https://spdx.org/licenses/
RightsIdentifierScheme
SPDX
RightsIdentifier
CC0-1.0
RightsURI
https://spdx.org/licenses/CC0-1.0.html
RightsName
Creative Commons Zero v1.0 Universal
Note
CC0 1.0 Universal is the Creative Commons license applicable to all publicly available NASA Heliophysics data products.
AccessURL
Name
NASA/GSFC/SDAC PADRE MeDDEA Level 0 Photon FITS
URL
Style
Listing
Description

Directory listing for PADRE MeDDEA Level 0 photon FITS data at NASA/GSFC/SDAC.

Format
FITS
ProcessingLevel
Uncalibrated
InstrumentIDs
MeasurementType
Spectrum
TemporalDescription
TimeSpan
StartDate
2025-06-23 00:00:00Z
RelativeStopDate
-P1M
SpectralRange
HardXRays
ObservedRegion
Sun
ObservedRegion
Sun.Chromosphere
ObservedRegion
Sun.Corona