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Lotos-S1 (14F145)

Lotos-S1 [KB Arsenal]

The Russian Lotos-S1 (14F145) satellites are one component of the next generation ELINT satellite system Liana. A development version was flown as Lotos-S (14F138).

The Liana system replaces replaces both the Tselina-2 with Lotos satellites and the naval US-PM with Pion-NKS (14F139) spacecraft.

Nation: Russia
Type / Application: SIGINT
Contractors: TsSKB-Progress (bus), KB Arsenal (payload)
Configuration: Yantar bus
Power: 2 deployable solar arrays, batteries
Orbit: 901 km × 910 km, 67.15° (#4)
Satellite COSPAR Date LS Launch Vehicle Remarks
Kosmos 2502 (Lotos-S1 #1, №802) 2014-086A 25.12.2014 Pl LC-43/4 Soyuz-2-1b
Kosmos 2524 (Lotos-S1 #2, №803) 2017-076A 02.12.2017 Pl LC-43/4 Soyuz-2-1b
Kosmos 2528 (Lotos-S1 #3, №804) 2018-082A 25.10.2018 Pl LC-43/4 Soyuz-2-1b
Kosmos 2549 (Lotos-S1 #4, №805) 2021-008A 02.02.2021 Pl LC-43/4 Soyuz-2-1b
Kosmos 2554 (Lotos-S1 #5, №806) 2022-036A 07.04.2022 Pl LC-43/3 Soyuz-2-1b
Kosmos 2565 (Lotos-S1 #6, №807) 2022-163A 30.11.2022 Pl LC-43/4 Soyuz-2-1b with Kosmos 2566
Kosmos 2570 (Lotos-S1 #7, №808) 2023-165A 27.10.2023 Pl LC-43/3 Soyuz-2-1b with Kosmos 2571, Kosmos 2571 Subsat ?
Kosmos 2xxx (Lotos-S1 #8, №809) - 202x Pl Soyuz-2-1b


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