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Russian Space ForcesSoyuz 2.1v Volga43/4 (43R), Plesetsk Cosmodrome, Russian Federation
Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538
Launched
July 10, 2019
Summary
Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538 launched on a Russian Space Forces Soyuz 2.1v Volga from 43/4 (43R), Plesetsk Cosmodrome, Russian Federation on July 10, 2019. It was Russian Space Forces's 103rd launch, 2nd this year and humanity's 5,863rd orbital launch attempt. It was the 4th Soyuz 2.1v Volga flight and the 1st this year. The payload was bound for Sun-Synchronous Orbit (SSO). Kosmos-2535, one of 31 catalogued objects, reached a 618 × 629 km orbit inclined 97.9°. 31 objects from this launch are catalogued, 4 of them payloads.
- Watch
- Пуск ракеты-носителя «Союз-2.1В» с космодрома ПлесецкМинобороны России
- Vehicle
- Soyuz 2.1v Volga · Russian Space Forces
- Booster
- No booster details on record.
- Mission
- Government/Top Secret · Sun-Synchronous Orbit (SSO)
- Milestone
- 4th Soyuz 2.1v Volga flight · 1st this yearRussian Space Forces's 103rd launch2nd this yearhumanity's 5,863rd orbital launch attempt43rd orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-2535 · NORAD 44421 · 2019-039 · Space-Track · tracking 1 of 31 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2019-039A
- Epoch
- 2019-07-12 09:52:05 UTC
- Mean motion
- 14.84102347 rev/day
- Eccentricity
- 0.0007573
- Inclination
- 97.88°
- Ascending node
- 245.3814°
- Arg. of perigee
- 298.2968°
- Mean anomaly
- 157.6879°
- Element set
- 999
- Rev at epoch
- 14
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO.
Catalogued objects
31 catalogued: 4 payloads, 1 rocket stage, 26 debris; 11 still in orbit
- Kosmos-2535 · NORAD 44421 · in orbit
- Kosmos-2537 · NORAD 44422 · re-entered June 21, 2024
- Kosmos-2538 · NORAD 44423 · re-entered October 6, 2023
- Kosmos-2536 · NORAD 44424 · in orbit
Volga 14S46 No. 5 · re-entered July 14, 2025
Data from J. McDowell, planet4589.org
About this launch
Four satellites in the interests of the Ministry of Defense of Russia.
Pad
43/4 (43R), Plesetsk Cosmodrome, Russian Federation
296th launch from 43/4 (43R), 2nd this year · 1,628th from Plesetsk Cosmodrome, Russian Federation
329 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation
44 days after the previous launch from this pad
All launches from Plesetsk Cosmodrome, Russian FederationOpen in maps
Questions
When did Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538 launch?
Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538 launched on July 10, 2019. The time is known to the hour, not the minute.
Where can I watch Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538?
Coverage: Пуск ракеты-носителя «Союз-2.1В» с космодрома Плесецк. Watch the replay
What rocket launched Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538?
Soyuz 2.1v Volga, flown by Russian Space Forces. Soyuz 2.1v Volga spec sheet
Where did Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538 launch from?
43/4 (43R), Plesetsk Cosmodrome, Russian Federation.
What orbit did Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538 reach?
Kosmos-2535, one of 31 catalogued objects, reached a 618 × 629 km orbit inclined 97.9°.
How many satellites did Kosmos 2535, Kosmos 2536, Kosmos 2537, Kosmos 2538 launch?
4 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).