GLONASSGLONASS StatusStatus andand ModernizationModernization
Sergey Revnivykh
Deputy Director General Central Research Institute of Machine Building Head of PNT Center
6th International Committee on GNSS September 2011 ContentContent
• GLONASS Overview • Recent Events • Modernization Improvements • GLONASS State Policy • International Cooperation • Summary
2 ConstellationConstellation StatusStatus (03 .0 9.2011 )
Number of operational satellites
Total in orbit 27 SV Operational 23 SV In maintenance 3 SV Flight Test 1 SV
3 RecentRecent EventsEvents
Last launches: 26.02.2011 the first GLONASS-K launch
Next Launches: 1 GLONASS-M in August 3 GLONASS-M in October 1 GLONASS-M in November-December 1 GLONASS-K 12 Л 26.02.2011
4 GLONASSGLONASS ControlControl SegmentSegment
Ground Control Segment
Existing Stations Future stations 5 GLONASSGLONASS AvailabilityAvailability ((0303 ..0909 .20.20 111)1)
Average availability for a day Instant availability (PDOP)
6 GLONASSGLONASS AccuracyAccuracy
GLONASS position GLONASSGLONASS accuracyaccuracy hashas significantlysignificantly improvedimproved overover accuracy map lastlast fivefive yearsyears 20.02.2006
∼∼∼25 m (1 sigma) NextNext improvementimprovement phasephase isis expectedexpected byby thethe endend ofof 20201111
20.02.2007 m ∼∼∼18 m (1 sigma)
20.02.2008 2,1 m ∼∼∼15 m (1 sigma)
20.02.2009
∼∼∼5-10 m (1 sigma)
planned 01.04.2010
∼∼∼5-7 m (1 sigma)
7 GLONASSGLONASS ModernizationModernization PlanPlan
19 82 2003 20 11 20 13-2014
“Glonass” “Glonass-M” “Glonass-K1” “Glonass-K2”
• 3 year design life • 7 year design life • 10 year design life • 10 year design life • Clock stability - • Unpressurized • Unpressurized 5*10 -13 • Clock stability 1*10 -13 • Expected clock • Expected clock stability • Signals: L1SF, stability ~10…5*10 -14 ~5…1*10 -14 L2SF, L1OF, • Signals: Glonass + (FDMA) L2OF (FDMA) • Signals: • Signals: • Totally launched 28 Glonass-M + L3OC Glonass-M + L1OC, • Totally launched 81 (CDMA) – test L3OC, L1SC, L2SC satellites satellites and going to launch 8 satellite • SAR (CDMA) • Real operational life by the end 2012 • SAR time 4.5 years
8 GLONASSGLONASS SignalsSignals ModernizationModernization
L1 L2 L3 L1, L2 Future Status L1OF, L2OF, “Glonass ” – – Done L1SF L2SF L1OF, L2OF, – – Done “Glonass -M” L1SF L2SF L1OF, L2OF, L3OC – Done “Glonass -K1 “ L1SF L2SF test L1OC, L1OF, L2OF, From №3 sat L3OC L1SC, L1SF L2SF “Glonass-K” L2SC “Glonass -K2 ” L3SC, L1OC, L1OF, L2OF, L1OCM, Under L3OC L1SC, development L1SF L2SF L2OC, L2SC after 2015 “Glonass -KM ” L5OC
FDMA signals CDMA signals 9 GLONASSGLONASS SignalsSignals L1L1
10 GLONASSGLONASS SignalsSignals L2L2
11 GLONASSGLONASS SignalsSignals L3L3
12 SDCMSDCM SpaceSpace SegmentSegment
16 w. 95 e. 167 e. SV «Luch-5А», 2011 SV «Luch-5B» SV «Luch-4» 2012 2013 SDCMSDCM NetworkNetwork
• Pulkovo (Lenigrad reg) • Svetloe (Lenigrad reg) Current network • Mendeleevo ( Moscow reg) • Gelendzhik (Krasnodar reg) • Kislovodsk (Stavropol reg) • Krasnoyarsk • Norilsk (Krasnoyarsk reg) • Novosibirsk • Irkutsk • Petropavlovsk-Kamchatski • Bilibino (Chukotka) • Tiksi (Yakutia) Network by the end of 2011 • Vladivostok • Magadan • Yuzhno-Sakhalinsk • Bellingshausen (Antarctic) • Novolazarevskaya (Antarctic)
• Lovozero (Murmansk reg) • Ekaterinburg • Noyabrsk (Tyumen reg) • Yakutsk ≥3 st. 2 st. 1 st. 0 st.
• 4 more station outside of Russia 14 AntarcticAntarctic SDCMSDCM StationsStations
Station Station «Novolazarevskaya», «Bellingshausen», December 2010 February 2010
Novolazarevskaya
1. Voice communication terminal
Progress 2. Data defender (VPN) Bellingshausen 3. Communication PC 4. Computer 5. Navigation receiver GLONASS/GPS 6. Hydrogen frequency standard
Russkaya 7. Uninterruptible power supply (UPS) 15 StateState PolicyPolicy BasicBasic PrinciplesPrinciples
Basic Documents: • Presidential Decree, May 17, 2007 • GLONASS Federal Program – 2002 – 2011 – 2012 – 2020 (under preparation) Basic Principles • GLONASS is a dual use system • GLONASS free of charge worldwide • GLONASS mandatory use for Russian critical infrastructure and governmental applications • Promotion of GLONASS commercial use • GNSS compatibility and interoperability
16 NewNew GLONASSGLONASS ProgramProgram StatusStatus
• GLONASS Program Concept prepared • GLONASS Program for 2012 – 2020 to be approved by the end of 2011 • The Program objective is to make the GLONASS service – more available – more accurate – more reliable – more robust in the multi GNSS world
17 InternationalInternational CooperationCooperation
• GLONASS is an element of the global GNSS infrastructure • Compatibility and Interoperability provision • Development of common GNSS standards • Promotion of GLONASS worldwide use for all user benefit
18 GLONASSGLONASS InformationInformation ServiceService
Official website www.glonass-center.ru www.glonass-iac.ru
Professional website (authorized access) stat.glonass-iac.ru statgps.glonass-iac.ru
19 SummarySummary
• GLONASS Program is high priority of the Russian Government policy • GLONASS open service is free for all users • GLONASS Program is in a progress, objective to be achieved by 2011 • GLONASS improvement is a major objective: – Performance to be comparable with GPS by the end of 2011 – Full constellation (24 sats) by the end of 2011 • GLONASS will continue – Keep the GLONASS traditional frequency bands – Transmit existing FDMA signals – Introduce new CDMA signals • New GLONASS Program (2012 – 2020) is under development to be adopted by the end of 2011 – State commitments for major performance – GLONASS sustainment, development, use • International cooperation – make GLONASS as one of key elements of the international GNSS for worldwide use 20 Thank you for your attention!
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