2.7.1 https://spdx.org/licenses/ SPDX CC0-1.0 https://spdx.org/licenses/CC0-1.0.html Creative Commons Zero v1.0 Universal CC0 1.0 Universal is the Creative Commons license applicable to all publicly available SPASE metadata descriptions spase://NASA/Instrument/ELFIN/B/Ephemeris NASA Instrument ELFIN B, Ephemeris Instrument 2026-02-02T13:11:23Z 2019-06-12T12:34:56.789Z Only known prior ReleaseDate of the metadata 2025-04-21T12:34:56.789 Copied from SMWG. JMW 2026-02-02T13:11:23Z Added MetadataRightsList. Updated to 2.7.1. Changed http to https in top-level schemaLocation attribute. Fixed version number separator in top-level schemaLocation attribute. ZCB Electron Losses and Fields Investigation, ELFIN, Virtual Ephemeris Instrument Please acknowledge the Principal Investigator, V. Angelopoulos spase://SMWG/Person/Vassilis.Angelopoulos PrincipalInvestigator spase://SMWG/Person/Lee.Frost.Bargatze MetadataContact spase://SMWG/Person/James.M.Weygand MetadataContact ELFIN Mission Overview Web Page, UCLA https://elfin.igpp.ucla.edu/about Electron Losses and Fields Investigation, ELFIN, Mission Overview Web Page, University of California, Los Angeles ELFIN Attitude Determination and Control Subsystem Web Page, UCLA https://elfin.igpp.ucla.edu/adcs ELFIN Attitude Determination and Control Subsystem, ADCS, Web Page, University of California, Los Angeles Platform Electron Losses and Fields Investigation, ELFIN 2018-09-17T00:00:00.000 2022-09-27T23:59:59.999 spase://SMWG/Observatory/ELFIN/B