Tracking 31027 objects as of 19-Jul-2025
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ELFIN B


ELFIN B is no longer on orbit
ELFIN B is classified as:


NORAD ID: 43616
Int'l Code: 2018-070D
Launch date: September 15, 2018
Source: United States (US)
Launch site: AIR FORCE WESTERN TEST RANGE (AFWTR)
Decay date: 2022-09-30

Uplink (MHz):
Downlink (MHz): 437.475
Beacon (MHz):
Mode: 9k6*/19k2 GFSK
Call sign: WJ2XOX
Status: Reentered


ELFIN B (ELFIN-STAR, Electron Losses and Fields Investigation with Spatio Temporal Ambiguity Resolution) is a cubesat identical to ELFIN-A, allowing two measurements to be made over the same location in orbit which can determine if electron loss mechanisms are varying spatially or temporally.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
Source of the keplerian elements: AMSAT