The LEOS-50HR is a small satellite platform for medium sized payloads. BST suggests to use the satellite for payloads with up to 30 kg mass like our HRVI-2HD. The bus structure is based on Kent Ridge 1 satellite with minor modifications. All bus components have flight heritage or are based, with minor modifications, on heritage components. Note: currently one satellites is being manufactured using the LEOS-50 bus. Launch is slated for Q2 2022. Characteristics System: - 75 kg class satellite - 5 year LEO Design Life Payload: - Volume: 550 x 550 x 400 mm³ - Mass: 15-30 kg (recommended) - Power Average: 25 W - Power Peak: 250 W (10:30 SSO, Nadir Pointing) Bus: - ADCS: 3-Axis Stabilized - S-Band TTC - 100 Mbit/s or 320 Mbit/s X-Band data