Soyuz 2.1b/Fregat-M | Ionosfera-M 3 & 4

The Earth Science flight Soyuz 2.1b/Fregat-M | Ionosfera-M 3 & 4 departed Vostochny Cosmodrome, Siberia, Russian Federation atop a Soyuz 2.1b/Fregat-M, bound for SSO.

Launch time
Status
SUCCESS
Operator
Russian Federal Space Agency (ROSCOSMOS)
Mission type
Earth Science
Rocket
Soyuz 2.1b/Fregat-M
Launch site
Vostochny Cosmodrome, Siberia, Russian Federation
Launch pad
Cosmodrome Site 1S
Payload
—
Target orbit
SSO
Soyuz 2.1b/Fregat-M | Ionosfera-M 3 & 4 cover image

Mission timeline

  1. 2025-07-25T05:54:04.000Z
    Liftoff
    Soyuz 2.1b/Fregat-M roars off the pad at Vostochny Cosmodrome, Siberia, Russian Federation.
  2. Max-Q
    The vehicle reaches Max Q, the highest aerodynamic load of the flight.
  3. Main engine cutoff (MECO)
    MECO — first-stage propulsion ends after a nominal burn.
  4. Stage separation
    Clean stage separation confirmed.
  5. Second-stage ignition
    The upper-stage engine lights up after separation.
  6. Orbit insertion
    Orbit insertion confirmed — now circling in SSO.
  7. Mission success
    All mission objectives achieved.

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