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CDAAC-2 architecture
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COSMIC-2 subsystems Clock subsystem Ground GNSS data Navigation bits
Weather models IGS products Clock products, Orbits, Zenith Tropospheric Delays Data Management System/IO machines COSMIC-2 level 0 LEO data Dump schedules Two Line Elements COSMIC-2 VC files Coordination between DPC’s, RTS’s and NSPO/SOCC LEO processing subsystem Clocks, LEO data Data products Output
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hiiid CDAAC-2 DPC Architecture cosmic-io c2-io (DMS) lepus-a/b/c
COSMIC and MOO data Streaming GNSS data and bit-grabber data NOAA weather models IGS/CODE products COSMIC-2 LEO data cosmic-io ground-io (GNSS Clock Subsystem) c2-io (DMS) New for C2 lepus-a/b/c leo-a/b/c (RT Processing Cluster) Existing CDAAC Input hiiid cdaac-www Output Research data Users Real-time weather data Real-time weather data Post/Re-processing systems not shown VIP Users (weather centers)
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Clock subsystem cosmic-io c2-io (DMS) lepus-a/b/c leo-a/b/c
COSMIC and MOO data Streaming GNSS data and bit-grabber data NOAA weather models IGS/CODE products COSMIC-2 LEO data Clock subsystem cosmic-io ground-io (GNSS Clock Subsystem) c2-io (DMS) New for C2 lepus-a/b/c leo-a/b/c (RT Processing Cluster) Existing CDAAC Input cdaac-www Output Research data Users Real-time weather data Real-time weather data Post/Re-processing systems not shown VIP Users (weather centers)
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forwardFiles– No Delay
Clock/Orbits Processing Systems Architecture Model Data CODE Products Clock / Orbit w/delay ALL LEOS SEND TO Clock / Orbits ALL LEOS SEND TO GNSS-CH Clock Processing External DPCs - TACC - Brazil GNSS-ML Clock Processing Clock/Orbit Product Files w/delay Clock/Orbit Product Files Ntrip Files Ntrip Files Ntrip Files Stream-IO-CH Ntrip 5 min files forwardFiles– No Delay Stream-IO-ML Ntrip 5 min files forwardFiles – Delay Ntrip Files Ntrip Files Stream Stream FID CAST-CH Ntrip Stream Caster FID CAST-ML Ntrip Stream Caster GNSS Receivers Ntrip Casters CH: Cheyenne ACTIVE ML: Mesa Lab ACTIVE/NOT STAGING Ntrip Files w/delay External DPCs - TACC - Brazil External DPCs - TACC - Brazil
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forwardFiles– No Delay
Clock/Orbits Processing Systems Architecture – Adding POD Model Data CODE Products Clock / Orbits ALL LEOS SEND TO Clock / Orbits ALL LEOS SEND TO Orbit Files Orbit Files External DPCs - TACC - Brazil GNSS-ML Clock Processing POD-ML Orbit Processing GNSS-CH Clock Processing POD-CH Orbit Processing Clock/Orbit Product Files w/delay Clock/Orbit Product Files Ntrip Files Ntrip Files Ntrip Files Stream-IO-CH Ntrip 5 min files forwardFiles– No Delay Stream-IO-ML Ntrip 5 min files forwardFiles – Delay Ntrip Files Ntrip Files Stream Stream FID CAST-CH Ntrip Stream Caster FID CAST-ML Ntrip Stream Caster ML: Mesa Lab NOT STAGING Ntrip Files w/delay CH: Cheyenne GNSS Receivers Ntrip Casters External DPCs - TACC - Brazil External DPCs - TACC - Brazil
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COSMIC-2 Clock System Data Flow –High-Level Diagram
Clock Files Key COSMIC-2 Clock System Data Flow –High-Level Diagram NTRIP Protocol Stream Data GNSS Receivers Other NTRIP Casters Model/CODE Data Bit Grabbers IGS CODE Products Bit Grabbers Weather Model Products NTRIP 5 min. files Data Stream FTP Pull Stream FTP Pull FID CAST (Ntrip Stream Caster) GNSS CLOCK/ORBIT Computation CDAAC Product File Forward Protocol with RSA Signature. External DPC’s: TDPC/TACC BRAZIL STREAM- IO (5 min. ntrip files) Clock/Orbit files forwarded via CDAAC File Forward Protocol with RSA Signature. DPC’s: US DPC/CDAAC TDPC/TACC BRAZIL
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COSMIC-2 Clock System Data Flow – With POD System
Clock Files Orbit Files Key COSMIC-2 Clock System Data Flow – With POD System High-Level Diagram NTRIP Protocol Stream Data GNSS Receivers Other NTRIP Casters Model/CODE Data Bit Grabbers IGS CODE Products Bit Grabbers Weather Model Products NTRIP 5 min. files Data Stream FTP Pull Stream FTP Pull FID CAST (Ntrip Stream Caster) GNSS CLOCK Computation CDAAC Product File Forward Protocol with RSA Signature. External DPC’s: TDPC/TACC BRAZIL STREAM- IO (5 min. ntrip files) Clock files forwarded via CDAAC File Forward Protocol with RSA Signature. Orbit files forwarded via CDAAC Product File Forward Protocol with RSA Signature. POD ORBIT Computation DPC’s: US DPC/CDAAC TDPC/TACC BRAZIL
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DMS subsystem cosmic-io c2-io (DMS) lepus-a/b/c leo-a/b/c
COSMIC and MOO data Streaming GNSS data and bit-grabber data NOAA weather models IGS/CODE products COSMIC-2 LEO data DMS subsystem cosmic-io ground-io (GNSS Clock Subsystem) c2-io (DMS) New for C2 lepus-a/b/c leo-a/b/c (RT Processing Cluster) Existing CDAAC Input cdaac-www Output Research data Users Real-time weather data Real-time weather data Post/Re-processing systems not shown VIP Users (weather centers)
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US-DMS/US-DPC Architecture
TDMS, RTSs, and Other DPC (TACC, BRAZIL) TDMS, RTSs, and Other DPC (TACC, BRAZIL) FTPS push subnet .177 COSMIC 2 data from RTSs Pass Schedules from NSPO Conflict Pass Schedules from IV-B TLE Files FTPS push subnet .28 and Schedule Files COSMIC 2 Data (Only if Active) COSMIC 2 data Schedule files HA/DRBD COSMIC Schedules US-DMS (DMS-a-CH) FTPS CDAAC Fwd Files Database Web Monitoring US –DMS (DMS-b-CH) FTPS CDAAC Fwd Files Database Web Monitoring US –DMS (DMS-c-ML) FTPS CDAAC Forward Files Database Web Monitoring Product Files NOAA/NESDIS - AFWA Product Files only if active Sync COSMIC 2 VC Files w/delay Product Files Only if Active COSMIC 2 VC Files Product Files COSMIC 2 VC Files COSMIC 2 VC Files US-DPC (Leo-b-ML) Leo Processing forwardFiles – Delay US-DPC (Leo-c-ML) Leo Processing/Staging US-DPC (Leo-a-CH) Leo Processing forwardFiles– No Delay Product Files w/delay CH: Cheyenne ML: Mesa Lab Input level 0 Data products Output Data From Primary DMS
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US DMS External Data Flows High-Level Description
Key TLE Files Schedule Files VC2 - VC5 Files Product Files Command & Status Reports via US DMS External Data Flows High-Level Description Last Min Sch Changes Backup TT&C Darwin AFWA NESDIS / GTS NSPO TT&C RTS TLE FILES Celestrack CMDs, status, Cortex TLM, Cortex status, Schedules, VC0-VC5 FTP Pull FTP Pull VC2 – VC5 FTPS Push Initial USAF Schedule FTPS Push Initial/Final Schedule FTPS Pull TDMS NSPO SOCC US DMS FTPS Server Conflict Resp Sch FTPS Pull Conflict Response Sch FTPS Push USAF RTS VC2 - VC5 Files FTPS Push VC2 - VC5 Files FTPS Push Initial/Final Schedule FTPS Push This Introductory slide shows all potential types of data exchange between the US DMS and other COSMIC-2 Interfaces at a glance. Dotted lines denote tested data flows. The data flows shown here are for: Telemetry Files Downlink Schedule Files VC2 – VC5 Files COSMIC-2 Product Files Command Status and Reports Last Minute Schedule Changes via . VC2 - VC5 Forward Files via CDAAC File Forward Protocol with RSA Signature. Commercial RTS VC2 - VC5 Files FTPS Push CDAAC Product File Forward Protocol with RSA Signature. DPC’s: US DPC/CDAAC TDPC/TACC BRAZIL BRAZIL RTS TLE FILES Celestrack Payload Command Request, Command Report, Operation Status Report, Payload Configuration via
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