ErgSat/Xep

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Extremely High-Energy Electron Experiment (XEP)

Members

  • PI
    • Nana Higashio (JAXA/RDD)
  • Members
    • Haruhisa Matsumoto (JAXA/RDD)


Rules of the Road

  • For the general data policy for the ERG satellite, please refer to this webpage.

Specific to XEP Data

The present study used the XEP data of ver. XXX (Please input the version number of the xep data which you used.) generated on MM DD, YYYY (Please input the generation date of the xep data which you used.).

The XEP data processing was partly supported by the SEES/JAXA.

Updates on the Instrument Status, Data, Calibration, and Notes

  • 20170114
    • N/A

Data information

Normal data mode:Table mode (2017/03/20-)

※List mode Data are not provided.

2017/04/17 No data (Table Mode→List Mode)

2017/04/21-04/23 No data(XEP OFF)

2017/05/18 No data

2017/07/15 10:00-10:22UT No data(Mode check operation)

2017/07/15 10:22-2017/07/18 12:44UT No data(List Mode)

2017/07/18 9UT- No data (L≦2.1: Table Mode→List Mode)

2017/07/23 16:20-19:30UT No data

2017/08/29 07:44-10:05UT No data(MOde check operation)

Past articles archived here

Instrument Specifications

Energy range Electron from 400 keV to 20 MeV
G-factor 0.0088 cm2sr
Angular resolution 20° × 22.5°
Energy resolution SSDs: <20%
GSOZ: <50-60%
Size 317 mm × 250 mm × 174 mm
Weight 5281 g
Power 19.8 W
Data format Table mode (18 ch) - 12 ch: SSD SUM; 4 ch: GSO
List mode (for S-WPIA)
Quasi-real time data (for space weather)


Observation Modes

  • Table mode
  • List mode (if necessary)


Observation Mode Changes

Basically the table mode is continuously used to avoid decrease in the number of events.


Calibration Information

N/A


Science Data Products

Level-2 Data
Name Description Dimension Nominal Time Resolution Data Load Routine for SPEDAS
erg_xepe_l2 full 2-D flux 18 (energy) × 16 (azimuth) spin period (nominally ∼8s) erg_load_xepe
Level-3 Data
Name Description Dimension Nominal Time Resolution Data Load Routine for SPEDAS
erg_xepe_l3 full 2-D flux 18 (energy) × 16 (azimuth) spin period (nominally ∼8s) erg_load_xepe


Data Inventory (Data Archive Status)

Data repository: http://ergsc.isee.nagoya-u.ac.jp/data/ergsc/satellite/erg/xepe/

Name Processed until Latest Calibration Version Remarks
erg_xepe_l2
erg_xepe_l3