GPS World, January 2014
January 2014 VOL 25 NUMBER 1 gpsworld com COVER STORY RECEIVER DESIGN Quad Constellation Receiver 34 GPS GLONASS Galileo BeiDou The implementation changes and first live tests of BeiDou and Galileo on Teseo 3 GNSS chips developed in 2013 are covered bringing it to a four constellation machine By 2020 we expect to have four global constellations all on the same band giving us more than 100 satellites under clear sky as many as 30 or 40 simultaneously By Philip G Mattos and Fabio Pisoni OPINIONS DEPARTMENTS Out in Front 6 A Glow under the Snow By Alan Cameron Expert Advice 8 The Low Cost of Protecting America By Dana A Goward GNSS Resources 14 Data Sources for BeiDou Real Time Ephemeris THE SYSTEM 16 THE BUSINESS 27 Raytheon Receives 16M Contract for Miniaturized Airborne Receivers Loctronix Ships Software Defined Radio Module Amazon Demonstrates Drone Deliver CHC Delivers 520 Receivers in Myanmar Contract Qualcomm Chipset Offers 4G LTE World Mode u blox Launches Timing Module Broadcom Offers Location Chip with BeiDou Support more NEWSLETTER EXCERPT UAV Challenges and Your Questions 74 By Tony Murfin SPECIAL 24 PAGE INSERT 2014 Receiver Survey The only authoritative industry resource for GPS chipset module and receiver manufacturing furnishes detailed design and performance specifications for nearly 400 receivers from 47 companies THE ALMANAC Constellation Charts 71 Orbit Data and Resources on Active GNSS Satellites RECEIVER SURVEY2014 Sponsored by Manufacturer Model Channels Sponsored by tracking Signal tracked mode RECEIVER Maximum satellites number of tracked SURVEY2014 User applications1 environment and Size W x H x D WeightPosition autonomous code realtime GLMNOPRV1 178 Ø x 90cm 13kg13m 05m 1cm 1ppm 2mm 05ppm differential code real time kinematic post processed2 Altus Positioning Systems www altus ps com APS 3 136 par GPS GLONASS L1 C A CP L2 APS 3G 136 P par code CP GPS L2C L1 WAAS C A L2 EGNOS P code CP L2C L5 All in View GPS GLONASS GLMNOPRV1 178 Ø x 90cm 1 13kg13m sigma 05m 1cm 1ppm 2mm 05ppm code CP GALILEO L1 code CP APS 3L 136 par E5a code CP GPS WAAS L1 C A EGNOS L2 P code CP L2C L5 All in View GPS GLONASS GALILEO GLMNOPRV1 178 1 Ø sigma x 90cm 13kg13m 05m 1cm 1ppm 2mm 05ppm code CP GALILEO L1 code CP APS U 136 par E5a code CP GPS WAAS L1 C A EGNOS L2 P code CP L2C L5 All in View GPS GLONASS GALILEO 1 sigma code CP GALILEO L1 code CP GIS 1 50GPS E5a code CP All in WAAS View GPS L1 C A EGNOS WAAS GLONASS EGNOS GALILEO MSASAll in View GPS GLMNOPRV1 170 x 224 x GLMNOPRV1 177 x 167 x 48cm 16kg13m 05m 1 1cm sigma 1ppm 2mm 05ppm 24mm 21g25m CEP Circular Error Probability 05 Now in its 22nd year the annual GPS World Receiver Survey provides the longest running Ashtech Boards Sensors most comprehensive database of GPS and GNSS www ashtech oem com MB 100 Board45 par GPS and GLONASS L1 C A GPS L1 L2 P Y code L2C L1 L2 full wavelength MB 800 Board120 par carrier SBAS GPS code L1 C carrier A L1 L2 P code L2C 12 GPS 12 GLONASS 3 SBAS AGLMNOPRV2 23 x 22 x 04in078oz3m 25cm 1ppm 1cm 1ppm 03cm AGLMMetNOPRV239 x 31 05ppm x 05in218oz3m 25cm 1ppm 1cm 1ppm 03cm L5 GLONASS L1 C A L2 C A code GALILEO E1 and E5 SBAS L1 code and carrier WAAS EGNOS MB One 240 par MSAS Fully GPS inde L1 C A L1 L2 P code L2C 12 GPS 12 GLONASS 3 SBAS 05ppm GLONASS L1 C A L2 C A code GALILEO E1 SBAS L1 WAAS EGNOS MSAS QZSS L1 BeiDou B1 L1 L2 GPS GLO SBAS Gal E1 and BeiDou B1 AGLMMetNOPRV2279 x 181 x 043085oz3m 25cm 1ppm 1cm 1ppm 03cm as above ADNO2 05ppm 43 x 33 x 06in38oz3m 1m nr 5mm 1 ppm nr 02s SkyNav GG12W GPS SBAS FAA HUWL DEOH RDUG 12 par L1 only C A and code SBAS and carrier GPS HDS800 RTK Heading System 240 par GPS L1 C A L1 L2 P code L2C L5 GLONASS L1 C A L2 C A code GALILEO E1 and E5 SBAS L1 code and carrier WAAS EGNOS MSAS Fully inde 12 GPS 12 GLONASS 3 SBAS AGLMMetNOPRV2846 x 787 x 299in 46lb 3m 25cm 1ppm 05ppm 1cm 1ppm 03cm ABX Series GNSS sensors 45 120 or 240 par GPS L1 C A L1 L2 P code L2C L5 GLONASS L1 C A L2 C A code GALILEO E1 and E5 SBAS L1 WAAS EGNOS MSAS GAGAN QZSS 12 GPS 12 GLONASS 3 SBAS AGLMMetNOPRV2 748 x 228 x 63in270lb25m 25cm 1ppm 1cm 1ppm 03cm AGLMMetNOPRV2748 05ppm x 228 x 63in308lb3m 25cm 1ppm 1cm 1ppm 03cm ADU800 210 120 2 45 GPS L1 C A L1 L2 P code L2C L5 GLONASS L1 C A L2 C A code GALILEO E1 and E5 SBAS L1 WAAS EGNOS MSAS QZSS 12 GPS 12 GLONASS 3 SBAS 05ppm equipment available in one place With information provided by 47 manufacturers on more than 380 receivers the survey assembles data on the most important equipment features Manufacturers are listed alphabetically Footnotes and Abbreviations below supply additional information to guide you through the survey We have made every effort to present an accurate listing of receiver information but GPS World cannot be held responsible for the accuracy of information supplied by the companies or the performance of any equipment listed In some BAE Systems Rokar www baesystems com BP GPS 12 par NT4RLG GPS12 par Correlator L1 only C A code 12 all in view ADLNO2 472 x 063 x L1 only C A code 12 all in viewADLNO2 472 x 063 x NAVPOD NT12 par L1 only C A code 12 all 482in in viewADNOR1 372 x 120 x 105g5m na na na 300 1 Correlator L1 only C A code 12 all 482in in viewADNOT2 480 x 075 x 110g5m na na na 300 1 L1 only C A code 12 all 700in in viewADNP2 25in diameter25g5m na na na 300 1 580g5m na na na 300 1 HNR 10 12 par GH C GPS12 par Correlator L1 only C A code 12 all 366in in view ADNP2 23in diameter40g5m na na na 300 1 150g5m na na na 40 10 GH L GPS12 par Correlator A J SNIR GPS24 par Correlator Snapshot ReceiverXVHU Correlator GH QHGPS L1 C A code XVHU GH QH ACDHLMNOPV12na na 5m na 500Hz L1 GPS C A code L1 Glonass24 all in viewADNP2 249 x 433 x XVHU GH QHGPS L1 C A code XVHU GH QH ACDHLMNOPV12 na 10g 5m na 500Hz BTI 2800LPXVHU GH QHGPS L1 811in C A code 14kg5m na na na XVHU GH QH 300 ACDHLMNOPV1207 10 x 07cm 1g 5m na 500Hz cases data had to be abbreviated or truncated to fit the space available Contact the manufacturers directly with questions about specific units To be listed in the 2015 Receiver Survey e mail Baseband Technologies Inc www basebandtech com Arduino compatible RF Shiield Eval Kit ComNav Technology Ltd www comnavtech com k508 198GPS L1 C A code L1 L2 P code L5 BeiDou B1 B2 B3 GLONASS L1 L2 SBAS WASS EGNOS MASAS 60 ADGLMetMNOPRTV260 100 116mm 42g 15m autonomous 1m 40 ADGHLMetMNOPRTV271 46 13mm26g 15m autonomous 025m 1ppm SBAS 025m 1ppm DGPS 25mm 1ppm post processed 40 All values ADGHLMetMNOPRTV271 in Horiz RMS 46 13mm26g 15m autonomous 025m 1ppm GPS 20ns GPS Glonass BeiDou 20ns k501G 120GPS L1 C A code L1 L2 P code GLONASS L1 L2 SBAS WAAS k501 120GPS EGNOS MSAS L1 C A code L1 L2 P code DGPS 1m SBAS 25mm 1ppm post 40 ADGHLMetMNOPRTV271 40 10mm176g 15m autonomous 01m 1ppm processed All values in Horiz RMS GPS 20ns GPS GLONASS 20ns BeiDou B1 B2 B3 Optional SBAS k500 80GPS WAAS EGNOS MSAS L1 GLONASS L1 BeiDou B1 DGPS 1m SBAS 25mm 1ppm post processed All values in Horiz RMS GPS 20ns BeiDou 30ns GPS BeiDou 20ns SBAS WAAS EGNOS MSAS DGPS 1m SBAS 25mm 1ppm post processed All values in Horiz RMS GPS 20ns BeiDou 30ns GPS BeiDou 20ns T300 256 GPS L1 C A L1 L2 P L5 BeiDou B1 B2 B3 GLONASS L1 L2 SBAS WASS EGNOS MASAS 66 ADGLMetMNOPRV1158 75cm WH 095kg Include Battries 15m autonomous 1m SBAS 10mm 05ppm RTK 25mm 1ppm post processed All values in Horiz RMS NOTES 1 User environment and applications 2 Where three values appear they M600 120GPS L1 C A code L1 L2 P code BeiDou B1 B2 B3 Optional SBAS M300 120GPS WAAS EGNOS MSAS L1 C A code L1 L2 P code 40 ADGLMNOPRTV1200 145 GSD4t 48GPS 40 L1 C A SBAS QZSS ABBREVIATIONS ADGLMNOPRTV1200 80mm 24 145 CHNV2 34 x 27 x 06mmna10m nr nr nr 95 nr Variable refer to autonomous code real time GSD4e 13kg 48GPS 15m RTK autonomous L1 C 25mm 10mm 1ppm 05ppm A SBAS QZSS post processed 24 CHNV2 35 x 32 x 06mmna10m nr nr nr 95 nr Variable differential code and post processed SiRFPrimaUp All values to 64 in Horiz GPS RMS L1 C A SBAS QZSS All in View CHNV2 16 x 16 x 11mm na10m nr nr nr 95 nr Variable GPS BeiDou 20ns 10Hz PVT 20Hz BeiDou B1 B2 B3 Optional SBAS WAAS EGNOS MSAS 80mm 1kg 15m autonomous 10mm 1ppm RTK 25mm 1ppm post processed apps applications ARINC Aeronautical Radio Inc differential where four values appear they refer to autonomous code Up to 64GPS All L1 values C A in SBAS Horiz QZSS RMS All in View CHNV2 16 x 16 x 11mmna10m nr nr nr 95 nr Variable GPS BeiDou 20ns10Hz PVT 20Hz CSR www csr com SiRFPrima Automotive real time differential code realtime SiRFPrimaIIUp to 64GPS L1 C A BeiDou SBAS QZSS Glonass Galileo standard async asynchronous bps bits per second kinematic and post processed SiRFAtlasIVUp to 64GPS L1 C A SBAS QZSS All in View CHNV2 12 x 12 x 11mmna10m nr nr nr 95 nr Variable All in View CHNV2 17 x 17 x 11mm na10m nr nr nr 95 nr Variable SiRFPrimaII Automotive Up to 64GPS L1 C A BeiDou SBAS QZSS Glonass Galileo CP carrier phase CEP circular error probable 3 Cold start ephemeris almanac and SiRFAtlasVUp to 64 GPS L1 C A SBAS QZSS All in View CHNV2 10 x 13 x 12mmna10m nr nr nr 95 nr Variable All in View CHNV2 17 x 17 x 11mmna10m nr nr nr 95 nr Variable initial position and time not known SiRFAtlasVIUp to 64GPS L1 C A BeiDou SBAS QZSS Glonass Galileo diff differential ext external int internal m min minutes na or NA not applicable All in View CHNV2 134 x 126 x nr no response opt optional par parallel prog programmable ppm parts per million 24 CHNV2 116mm 700 x 1000 x na10m nr nr nr 95 nr Variable 4 For a SiRFstarV warm start Automotive 5ea the receiver has Up to 52 GPS L1 C A SBAS QZSS Glonass a recent almanac current time SiRFstarV 5e Up to 52GPS Galileo BeiDou L1 C A SBAS QZSS Glonass 24 CHNV2 12mm CSP 374 x 320 x na10m nr nr nr 95 nr Variable Galileo BeiDou 24 CHNV2 06mm BGA 65 60 x 12mm x 311 x 220 x 06 10m nr nr nr 95 nr Variable na10m nr nr nr 95 nr Variable differential and initial position but no current 5t Up to 52 GPS L1 C A Galileo SBAS BeiDou QZSS Glonass ephemeris DataGrid Inc www datagrid international com 5 Colibri Reacquisition 336 or time more is based on the loss of signal depending FRQ on for at J least one minute L1 full cycle CP C A code L2 full cycle CP P2 L2C code SBAS GLONASS L1 RMS root mean square full cycle CP C A code L2 full cycle and 6 E provision for an external antenna L2 C A code Galileo E1 30 or more depending RQ FRQ J gpsworld@ gpsworld com s seconds A aviation C recreational D defense G survey GIS H handheld L land M marine Met meteorology N navigation O other P other position reporting R real time DGPS ref S space T timing V vehicle vessel tracking 1 end user product 2 board chipset module for OEM apps www gpsworld com January 2014 GPS World 1 GLMNOVRT1 Ø 17 x 10cm 400g Gator 336 or more depending on FRQ J SBAS Satellite Based L1 full cycle CP C A code L2 full cycle GPS World January 2014 www gpsworld com 4 Time nanosec 3RVLWLRQ À XSGDWH rate sec 10 004 10 004 10 004 10 004 nr 005s nr 005s nr 005s nr 005s nr 005s nr 005s 10Hz PVT 20Hz Raw data 10Hz PVT 20Hz Raw data 10Hz PVT 20Hz Raw data 10Hz PVT 20Hz Raw data 10Hz PVT 20Hz Raw data Raw data Raw data depending RQ FRQ J 15m 1m 1cm 1cm RMS 35 1 1 2 1 5 1 10 CP P2 L2C code SBAS GLONASS L1 full cycle CP C A code L2 full cycle and L2 C A code Galileo E1 30 or more depending RQ FRQ J Augmentation System typ typical VRS Virtual reference station GLMNOVRT1 10 x 84 x 35cm340g15m 1m 1cm 1cm RMS 35 1 1 2 1 5 1 10 1 20 WP waterproof WR water resistant R antenna is removable THE ALMANAC ALMANAC THE 1 The first GLONASS Orbit October Data 12 and 1982 satellite was launched Resources on Active GNSS Satellites General Notes 2 The GLONASS numbering scheme used in this table includes the eight dummy satellites orbited as ballast along with real satellites on the first seven GLONASS launches The second number in parentheses in the GLONASS Number SV PRN CLOCK LAUNCHED USABLE PLANE SLOT NOTES 47 22 Rb 12 21 03 12 1 04 E2 column is that assigned by the Russian 59 19 Rb Space Forces 3 20 04 4 5 04 C3 GLONASS Constellation 95 712 2413 12 26 04 8 1A 60 23 Rb 6 23 04 7 9 04 F4 3 The Russian Federation designated the 61 02 Rb 11 6 04 11 22 04 D1 Kosmos Number ORBIT PLANE NOTES 4 GLONASS numbers 1 94 have been 53 17 Rb TYPE 9 26 Block 05 IIR M 12 16 05 C4 withdrawn from service 52 31 Rb 9 25 06 10 12 06 A2 5 All operational satellites are GLONASS M 58 12 Rb 11 17 06 12 13 06 B4 satellites except GLONASS 125 which is a 55 15 Rb 10 17 07 10 31 07 F2 A GLONASS K1 satellite 57 29 Rb 12 20 07 1 2 08 C1 6 All launch and usable dates are based on 48 07 Rb 3 15 08 3 24 08 A4 Moscow Time Universal Time 3 hours 100 714 2419 12 25 05 17 3 B 50 05 Rb 8 17 09 8 27 09 E3 7 Almanac slot numbers in parentheses indicate the physical orbital slot of reserve 62 25 Rb 5 28 10 8 27 10 B2 test satellites or those in maintenance and 63 01 Rb 7 16 11 10 14 11 D2 A not in the almanac 102 716 2425 12 25 06 10 12 07 15 02 TYPE Block IIF 65 24 Cs 10 4 12 11 14 12 A1 8 Channel number k indicates L1 and L2 Performance Notes GPS Constellation SV PRN CLOCK LAUNCHED USABLE PLANE SLOT NOTES 105 719 2432 10 26 07 11 27 07 20 23 106 720 2433 10 26 07 11 25 07 19 33 66 27 Rb 5 15 13 6 21 13 C2 A SVN39 PRN09 has Performance GPS been moved from orbit Note Satellite slot A1 to A5 System Information A GLONASS 95 was set unhealthy on November 22 2012 and is now a reserve satellite 23 32 Rb TYPE 11 26 Block 90 IIA 2 26 08 E5 26 26 Rb 7 7 92 7 23 92 F2 F 108 722 2435 12 25 07 14 2 C 39 09 Cs 6 26 93 7 20 93 A5 A 109 723 2436 12 25 07 1 22 08 11 02 B GLONASS 100 is a reserve satellite GPS gov The U S government provides the GPS gov website to educate the public about the C GLONASS 108 is a reserve satellite 34 04 Rb 10 26 93 11 22 93 D4 36 06 Rb 3 10 94 3 28 94 C6 33 03 Cs 3 28 96 4 9 96 C5 40 10 Cs 7 16 96 8 15 96 E6 114 728 2448 12 25 08 D D GLONASS 114 was set unhealthy on July 1 2013 and placed in maintenance Global Positioning System and related topics Information includes sections for the mode Tests ended on October 16 2013 general public for Congress for international citizens for professionals and for and the satellite was removed from the 9 All GLONASS clocks satellites use cesium atomic 10 Twenty healthy four GLONASS satellites are set 11 The latest successful GLONASS launch of a single satellite was on April 26 2013 An attempt to launch three satellites on July 2 2013 failed when the rocket exploded No GLONASS satellite launches are expected before the second half of 2014 12 New GLONASS channel allocations were introduced September 1993 to reduce interference to radio astronomy Note the use of the same channel on pairs of antipodal satellites 13 GPS World believes this information to be correct as of press time However because of the satellite constellations evolving nature we encourage readers to contact the GLONASS sources listed on these pages for more current information 14 Information compiled by Richard Langley constellation carrier frequencies L1 1602 05625 k MHz L2 1246 04375 k MHz E GLONASS 125 appeared in the broadcast almanacs between January 6 and February 25 2013 using almanac slot 8 and transmitting on frequency channel 5 The satellite was set unhealthy When not in the active constellation the satellite identifies itself as satellite 26 in its broadcast ephemeris KOSMOS NUMBER LAUNCHED USABLE ALMANAC SLOT CHANNEL 101 715 2424 12 25 06 4 3 07 14 7 2 103 717 2426 12 25 06 4 3 07 10 7 2 107 721 2434 12 25 07 2 8 08 13 2 2 110 724 2442 9 25 08 10 26 08 18 3 3 111 725 2443 9 25 08 11 5 08 21 4 3 38 08 Cs 11 6 97 12 18 97 A3 116 730 2456 12 14 09 1 30 10 1 11 117 733 2457 12 14 09 1 24 10 6 4 1 43 13 Rb TYPE 7 23 Block 97 IIR 1 31 98 F3 118 734 2458 12 14 09 1 10 10 5 1 1 46 11 Rb 10 7 99 1 3 00 D2 F 119 731 2459 3 1 10 3 28 10 22 3 3 51 20 Rb 5 11 00 6 1 00 E1 44 28 Rb 7 16 00 8 17 00 B3 120 732 2460 3 1 10 3 28 10 23 33 41 14 Rb 11 10 00 12 10 00 F1 121 735 2461 3 1 10 3 28 10 24 23 54 18 Rb 1 30 01 2 15 01 E4 122 736 2464 9 2 10 10 4 10 9 2 2 56 16 Rb 1 29 03 2 18 03 B1 A 123 737 2465 9 2 10 10 12 10 12 1 2 45 21 Rb 3 31 03 4 12 03 D3 124 738 2466 9 2 10 10 11 10 16 1 2 125 701 2471 2 26 11 21 5 3 E General Notes 126 742 2474 10 2 11 10 25 11 4 61 127 743 2475 11 4 11 3 5 13 8 61 6 SVN35 and 36 carry onboard corner cube 128 744 2476 11 4 11 12 8 11 3 51 reflectors for satellite laser ranging SLR SLR 129 745 2477 11 4 11 12 23 11 7 51 tracking of the satellites permits analysts to 130 746 2478 11 28 11 12 23 11 17 4 3 differentiate between onboard clock errors 131 747 2485 4 26 13 7 4 13 2 4 1 students The site is maintained by the National Coordination Office for Space Based Positioning Navigation and Timing in coordination with multiple federal agencies GLONASS Satellite System Information National Executive Committee for Space Based Positioning Information Analytical Center IAC Russian Space Agency www glonass ianc rsa ru The IAC publishes official information about GLONASS status and plans as well as consultation The EXCOM advises senior national government leadership and coordinates with information and scientific method services to increase GLONASS applications efficiency It provides federal agencies about policy matters concerning GPS its augmentations and related current constellations Earth maps of the current and daily navigation availabilities results of GNSS navigation field monitoring in the Moscow area in a real time mode and other data For more systems The deputy secretaries of Defense and Transportation jointly chair the EXCOM information IAC Mission Control Center email glonass ianc@ mcc rsa ru The National Space Based PNT Advisory Board operates in an independent advisory capacity for the EXCOM as directed by the National PNT Policy and in accordance with RUSSIAN TECHNICIANS fit a cluster of three GLONASS M satellites the Federal Advisory Committee Act For information contact National Coordination to a booster rocket GLONASS satellites are manufactured at the Office for Space Based PNT Herbert C Hoover Building Rm 2518 1401 Constitution Information Satellite Systems Reshetnev facility in Zheleznogorsk Navigation Timing www gps gov governance excom Ave NW Washington D C 20230 phone 202 482 5809 fax 202 482 4429 e mail pnt office@ gps gov DoD GPS Operations Center and 2SOPS Constellation Status A Inmarsat 3 F2 began Safety of Life Service on March 2 2011 and is transmitting message type 2 B Artemis switched roles with Notes Inmarsat 4 F2 on March 22 23 2012 Now transmitting message type 0 0 for industry https gps afspc af mil gpsoc https gps afspc af mil gps tests C Inmarsat 4 F2 began Safety of Life Service on March 22 2012 and is transmitting message type 2 The U S Department of Defense DoD GPS Operations Center and the 2nd Space Operations D SES 5 also known as Sirius 5 and Astra 4B was launched on July 9 2012 Satellite occasionally transmits test signals Squadron 2SOPS U S Air Force maintain Internet sites for military and DoD E GSAT 8 was launched on May 20 2011 Satellite is transmitting test signals users The GPS Operations Center provides DOP predictions performance assessments F GSAT 10 was launched on September 28 2012 Satellite is transmitting test signals anomaly impact analysis FAQs and other services for GPS users in the field 2SOPS G MSAS commissioned for aviation use on September 27 2007 Either satellite can transmit both PRN signals if GLONASS NUMBER 1 SV Number refers to space vehicle number PRN Number refers to the satellites unique 3 Launched and Usable dates are based on Universal Time 4 The current active GPS constellation consists of 8 Block IIA satellites 12 Block IIRs 7 Block satellites and is under FOC Full Operational and satellite ephemeris errors in GPS tracking 7 Selective availability SA was set to zero on all satellites by presidential order on May 2 2000 at approximately 4 00 UT Previous Almanacs provide a history of SA status 8 Antispoofing AS was activated on January 31 1994 on all Block IIs AS is occasionally off for testing and other purposes Previous Almanacs provide a history of AS status 9 The design life and mean mission duration goals of the Block IIA IIR and IIF satellites are 75 and 6 years 10 and 75 years and 12 and 99 years respectively 10 GPS World believes this information to be correct as of press time However because of the satellite constellations evolving nature readers should contact GPS information services listed on these pages for more current data 11 Dr Richard Langley of the University of New Satellite Brunswick information provided Based the and GPS compiled satellite the Augmentation notes status Systems SBAS SATELLITE ORBIT LONGITUDE PRN NO NOTES operates a GPS Constellation Status site with scheduled outages user advisories almanac necessary H QZS 1 nicknamed Michibiki transmits an L1 augmentation signal using PRN code 183 That signal is in test mode data electronic mail and downloadable files For more information Military Contact GPS Operations Center at DSN 560 2541 Central Longitude can vary by 5 or more from nomimal value I Luch 5A was launched on December 11 2011 Initially positioned at 585 E it was shifted to 95 E between about May 30 and June U S Coast Guard Navigation Center Navigation Information Service NIS 28 2012 then shifted to 167 E between about November 30 and December 22 2012 Transmissions as PRN 140 began on July 12 2012 www navcen uscg gov This site offers GPS constellation status scheduled outage updates user advisories Currently transmitting occasional non coherent code carrier test signals EGNOS Inmarsat 3 F2 AOR E 155 W 120 A J Luch 5B was launched on November 2 2012 and started transmitting test signals on January 17 2013 Artemis 215 E 124 B K Galaxy 15 ranging supports enroute through precision approach modes Switched to backup satellite oscillator on Inmarsat 4 F2 25 E 126 C SES 5 5 E 136 D and almanac data as well as Differential GPS and Coast Guard Local Notice to Mariners January 6 2012 L Anik F1R ranging supports enroute through precision approach modes 24 3 or Expandable 24 configuration F2 F B1 F C1 and B1 F respectively SVN49 GAGAN GSAT 8 55 E 127 E pseudorandom noise code 2 Clock Rb rubidium Cs cesium IIR Ms and 4 Block IIFs for a total of 31 Capability The constellation is in the with satellites occupying the fore and aft bifuracted slots in the B D and F planes There are currently five reserve satellites SVNs 27 32 35 37 and 49 near slots A1 transmitted signals as PRN30 between May 9 and August 7 2013 SVN32 transmitted signals as PRN30 between August 22 and September 16 2013 SVN37 transmitted signals as PRN30 between September 19 and October 7 2013 SVN27 transmitted signals as PRN30 between December 3 and 17 2013 These satellites were set unhealthy and not included in broadcast almanacs 5 The Block IIF 1 2 3 and 4 satellites have nicknames Polaris Sirius Arcturus and Vega respectively information Voice recording for GPS constellation status 703 313 5907 For GPS launch vehicle Delta IV on the launchpad at Cape Canaveral www gpsworld com more information Contact the NIS Watchstander 24 hours a day at phone 703 January 2014 GPS World 71 M The Galaxy 15 and and Anik F1R payloads operated by Lockhhed Martin for the FAA are known as LMPRS 1 and 313 5900 fax 703 313 LMPRS 5920 2 or e respectively mail tis pf nisws@ uscg mil GSAT 10 83 E 128 F MSAS MTSAT 1R 140 E 129 G N Inmarsat 4 F3 supports non precision approach ranging service MTSAT 2 145 E 137 G QZSS QZS 1 135 E 183 H SDCM Luch 5A 167 E 140 I Luch 5B 16 W 125 J WAAS Intelsat Galaxy 15 CRW 133 W 135 K M TeleSat Anik F1R CRE 1073 W 138 L M Inmarsat 4 F3 AMR 98 W 133 N www gpsworld com January 2014 GPS World 3
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