LaunchesIonosfera-M 3 & 4
RFSASUCCESS

Ionosfera-M 3 & 4

Soyuz 2.1b/Fregat-M · Earth Science

Jul 25, 2025 · 05:54 UTCCosmodrome Site 1S, Vostochny Cosmodrome

Mission

Ionosfera is a constellation of four ionospheric and magnetospheric research satellites developed by for Roscosmos for the project Ionozond. The satellites will operate on circular sun-synchronous orbits (SSO), at altitude of about 800 km and located in two orbital planes of two satellites each. The following science instruments are carried on the satellites: * SPER/1 Plasma and energy radiation spectrometer * SG/1 Gamma-ray spectrometer * GALS/1 Galactic cosmic ray spectrometer / 1 * LAERTES On-board Ionosonde * NBK/2 Low-frequency wave complex * ESEP Ionospheric plasma energy spectrometer * Ozonometer-TM Ozonometer * MayaK On-board radio transmitters * PES GPS-GLONASS device

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Mission Facts

Provider
RFSA
Rocket
Soyuz 2.1b/Fregat-M
Orbit
SSO
Pad
Cosmodrome Site 1S
NET precision
Second
Data source
LL2
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