SW1FT
A satellite designed and built by SatRevolution S. A. Platform is 3U Cubesat bus ready for use not only in this but in the next rideshare mission too. The main task of the mission is Earth Observation. The launch is planned for December 2020 on SpaceX Falcon 9 rocket.


CubeSat based rideshare mission

High resolution optical payload

2 international payloads, include optical payload. Possibility up to 8 payloads.
Subsystems
Payload
On-Board Computer
Communication Subsystem
Guidance and Control
Electrical Power System
Chassis
Payload
Vision300:
- Lens: Custom made by Irix Lens
- Camera: Custom made camera
SpaceEdgeZero:
- Machine Learning based module for images processing
On-Board Computer
Command and Data Handling module with following capabilities:
- Main processor: up to 216MHz, 2MB FLASH
- Storage memory: from 1GB up to 16GB NAND FLASH
- External program memory: up to 3MB with hardware Forward Error Correction (possible TMR)
- Possible payload interfaces: I2C, SPI, UART, RS485, RS422, CAN, USB, Ethernet, DAC/ADC
- Multiple temperature sensors
- Working temperatures: -30oC to 65oC
- Power Supply: independent DC/DC converter
- Over The Air update
Communication Subsystem
Redundant Low frequency communication module include:
- Two independent radio transceiver
- Frequency range: 400-440 MHz (possible reconfiguration on request [120-500 MHz])
- Transmission data rate 9,6 kb/s
- RF output power: 30dBm (possible reconfiguration on request)
- External program memory: up to 1MB with hardware Forward Error Correction
- Radio Sensitivity: -120dBm
- Over The Air update
S-band communication module include:
- S-band operational frequency 2200 – 2290 MHz, 2400-2450 MHz
- RF output power: 30dBm
- S-band transmission rate 0,5 Mb/s
- External program memory: up to 1MB with hardware Forward Error Correction
- Over The Air update
Guidance and Control
Platform is equipped with following attitude determination and control subsystems:
- Advance flight computer
- 3x magnetorquers
- Possible 3x reaction wheels
- Coars sun-sensors
- Fine sun-sensors
- 1x magnetometer 3-axis
- 1x gyroscope 3-axis
- 1x GPS receiver
Platform allows for the following accuracy:
- <1 degree of positioning accuracy
- <1 degree of pointing accuracy
Electrical Power System
Power management system is based on complex of Energy Harvesting System; Battery Management System; Auxiliary Power System (payload power supply).
- Peak power 75W
- System redundancy, autonomous fault handling and recovery
- Battery supervisory circuit
- Hardware protection from excessive discharge
- Hardware MPPT implementation
- User programable up to 6A maximum battery pack load current
- Available Power Supply: 1.8V, 3.3V, 5V, 12V and unregulated Battery Voltage
Chassis
UniBus structure:
- CNC manufactured of Aluminium 6061, 5083, 6082 alloy
- Hard anodized and oxidized
- Up to 2 safety deployment switches and 1 RBF pins
- Two separation springs
To buy bus on which SW1FT is based please visit our store website.
Plan Your mission with us now!
UNITED KINGDOM OFFICE
R71 Rutherford Appleton Laboratory
Harwell Campus
Didcot OPX11 0QX,
Oxfordshire, UK
POLAND OFFICE
Stabłowicka 147
54-066 Wrocław
Poland
U.S.A. OFFICE
388 Market Street (Suite 1300)
San Francisco, CA 94111
United States
+48 533 325 851
contact@satrevolution.com