ITOS
Features & Benefits
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Solid performance through thousands of hours in mission after mission.
System Features
Remote telemetry and events via web browser
View telemetry points on a Palm™ PDA
Database driven telemetry decom and command creation
Runs on UNIX PC (Linux or FreeBSD) or workstation (Solaris)
Real time and off-line data analysis tools including X-Y plots, raw telemetry dumps, and tabular data capture
Time-tagged ground and spacecraft event logging
Command & Telemetry Database Features
Define multiple concurrent spacecraft
Parallelize development between multiple subsystems which reduces effort updating database during development phase
Improved re-use of database, pages, and procedures between missions
Data Rates
Telemetry ingest rates verified through 4 Mb/s without front-end hardware
Ability to process, monitor, and display housekeeping verified through 128 kb/s
Command transmission verified through 4 kb/s
Telemetry Features
CCSDS or TDM telemetry and command formats
Reed-Solomon decoding, CRC error checking, and CCSDS de-randomization in software
Red and yellow limit checking
Polynomial and discrete data conversions
Frame and packet archiving and playback
Derived telemetry points
Distribution of telemetry data to subsystem and instrument GSE'S in real-time over IP net
Command Features
CCSDS COP-1 S/C command verification
Command and table load generation and editing
Spacecraft load, dump, and compare
Produces frames, packets, or CLTUs
Automation Features
Powerful STOL program interpreter
Configuration monitor can act based on complex logical expressions
Remote control of IEEE-488, RS232, and networked instrumentation
Security
Password protected user logins providing multiple security levels
TCP_Wrappers protect all server side sockets
Interface to COTS Tools
Virtual Sat Pro™, SatTrack®, Satellite Tool Kit®, FreeFlyer®, MATLAB®, Labview®
ITOS migrates with your spacecraft from development labs through integration and into flight operations.
Use ITOS for component development and checkout
Science instrument development
Spacecraft computer systems development
Command & data handling and guidance, navigation and control software development
Migrate ITOS to integration and testing
Spacecraft integration
Environmental testing
Mission operations simulations
Launch site support
Make ITOS the ground data system core
Database, telemetry displays, and STOL programs have been developed and verified in component and I&T phases
Mission operations team is trained on ITOS
Supports unattended spacecraft operations for reduced mission operations costs
Delivers selected data to remote science operations centers
Supports a wide variety of ground stations, ground protocols, and data encapsulations
Used for integration and test and subsystem development on LRO, THEMIS, SCISAT-1, Swift, SAMPEX, FAST, SWAS, TRACE, WIRE, HESSI, SMEX-Lite, Triana, Spartan
Used for Flight SW Maintenance support on SAMPEX, FAST, SWAS, TRACE, WIRE, THEMIS
Used for instrument development and test on STEREO, SWAS and HESSI
Flight OPS for FAST, SWAS, TRACE, WIRE, and Spartan
Operational system for SAMPEX, HESSI, Triana, Spartan 251, Spartan 401, Spartan 402, ULDB, SWIFT, SCISAT-1, Stereo/SECHI, THEMIS, LRO
Proven compatible with NASA TOTS, LEO-T, STDN, and DSN ground stations and with the Universal Space Network






