THE RINEX FORMAT: CURRENT STATUS, FUTURE DEVELOPMENTS APPENDIX The following tables contain proposals for a RINEX Format Version 2. Records marked with * are optional. ................................................................... TABLE A1 OBSERVATION DATA FILE - HEADER DESCRIPTION ................................................................... HEADER LABEL DESCRIPTION FORMAT (columns 81-80) ................................................................. RINEX VERSION/TYPE Format version (2) 16,14x, File type ('O' for Observation Date) Al,19X, Satellite System: blank or 'G: GPS ,A1,19X "R" = GLONASS "T" = NWSS Transit "M" = Mixed ....................................................................... PGM / RUN BY / DATE - Name of program creating current file A20, - Name of agency creating current file A20, - Date of file creation A20 ....................................................................... *COMMENT Comment Line(s) A60 ....................................................................... MARKER NAME Name of antenna marker A60 ....................................................................... *MARKER NUMBER Number of antenna marker A20 ....................................................................... OBSERVER / AGENCY Name of observer / agency A20,A40 ....................................................................... REC # / TYPE / VERS Receiver number, type, version 3A20 (Version: e.g. Internal Software Version) ....................................................................... ANT # / TYPE Ant number and type 2A20 ....................................................................... APPROX POSITION XYZ Approximate marker position (WGS84) 3FI4.4 ....................................................................... ANTENNA: DELTA H/E/W -Antenna height: Height of bottom 3FI4.4 surface of antenna above maker -Eccentricities of antenna center relative to maker to the east and north (all units in meters) ....................................................................... WAVELENGTH FACT L1/2 - Wavelength factors for L1 will L2 2I6, 1: Full cycle ambiguities 2: Half cycle ambiguities (squaring) 0 (in L2): Single frequency instrument - Number of satellites to follow in list I6, 0: Default wavelength factors. Max 7. If more than 7 satellites: Repeat record. - List of PRNS (satellite numbers) 7(3X,A1,I2) ....................................................................... # / TYPES OF OBSERV - number of different observation types I6 stored in the file - Observation types 9(4X,A2) The following observation types are defined in RINEX Version 2: L1, L2: Phase measurements on L1 and L2 C1 : Pseudorange using C/A-Code on L1 P1, P2: Pseudorange using P-Code on L1,L2 D1, D2: Doppler frequency on L1 and L2 T1, T2: Transit Integrated Doppler on 150 (T1) and 400 KHz (T2) Units : Phase : full cycles Pseudorange : meters Doppler : Hz Transit : cycles The sequence of the types in this record has to correspond to the sequence of the observations in the observation record ...................................................................... *INTERVAL Observation interval in seconds I6 ...................................................................... TIME OF FIRST OBS Time of first observation record 5I6,F12.6 year (4 digits), month,day,hour,min,sec ....................................................................... *TIME OF LAST OBS Time of last observation record 5I6,F12.6 year (4 digits), month.day.hour,min,sec ....................................................................... # OF SATELLITES Number of Satellites for which I6 observations are stored in the file ....................................................................... PRN / # OF OBS PRN (sat.number), number of observations 3X,A1,I2,9I6 for each observation type indicated in the "# / TYPES OF OBSERV" - record This record is repeated for each satellite present in the data file ........................................................................... END OF HEADER Last record in the header section. 60X ........................................................................... --------------------------------------------------------------------------- TABLE A2 OBSERVATION DATA FILE - DATA RECORD DESCRIPTION ........................................................................... OBS. RECORD DESCRIPTION FORMAT ........................................................................... EPOCH/SAT - Epoch : 5I3, F11.7, or year (2 digits), month,day,hour,min,sec EVENT FLAG - Epoch flag 0: OK I3 1: power failure between previous and current epoch >1: Event flag - Number of satellites in current epoch I3 - List of PRNS (sat.numbers) in current epoch 12(A1,I2) If more than 12 satellites: Continued in next line with n(A1,I2) - Receiver clock offset (seconds, optional) F12.9 (GPS time = receiver time - offset) If EVENT FLAG record (epoch flag >1): -Event Flag: 2: start moving antenna 3: new site occupation (end on kinem. data) (at least MARKER NAME record follows) 4: header information follows 5: external event (epoch is significant) 6: cycle slip records follow to optionally report detected will repaired cycle slips (same format as OBSERVATIONS records; slip instead of observation; LL1 and signal strength blank) - "Number of satellites" contains number of records to follow (0 for event flags 2,5) .......................................................................... OBSERVATIONS - Observation rep. within record for m(FI4.3, - LL1 each obs. type (same req I1, - Signal strength as given In header) I1) This record is repeated for each satellite given in EPOCH/SAT - record. If more than 5 observation types (=80 char): Continue observations in next record. Observations: Phase : Units in whole cycles of carrier Code : Units in meters Missing observations are written as 0.0 or blanks. Loss of lock indicator (LL1, important for phase only) 0 or blank: OK or not known 1 (=bit 0): lost lock between previous and current observation: cycle slip possible 2 (=bit 1): Inverse wavelength factor to default (does NOT change default) 3 (=bits 0,1): lost lock, Inverse wlfact Signal strength projected into interval 1-9: 1: minimum possible signal strength 5: threshold for good S/W ratio 9: maximum possible signal strength 0 or blank: not known, don't care .......................................................................... -------------------------------------------------------------------------- TABLE A3 NAVIGATION MESSAGE FILE - HEADER SECTION DESCRIPTION .......................................................................... HEADER LABEL DESCRIPTION FORMAT (Columns 61-80) ........................................................................... RINEX VERSION / TYPE Format version (2) I6,14X, File type ('W' for Navigation data) A1,19X ........................................................................... *COMMENT Comment lines (2) I6,14X ........................................................................... *ION ALPHA Ionosphere parameters A0-A3 of almanac 2X,4D12.4 (page 18 of subframe 4 ........................................................................... *ION BETA Ionosphere parameters B0-B3 of almanac 2X,4D12.4 ........................................................................... *DELTA UTC: A0,A1,T,W Almanac parameters to compute time in 3X,2D l9.12, UTC (page 18 of subframe 4) 219 AO,Al: term of polynomial T : reference time for UTC data W : UTC reference week number ........................................................................... *LEAP SECONDS Delta time due to leap seconds I6 ........................................ .................................. END OF HEADER Last record in the header section. 60X ........................................................................... --------------------------------------------------------------------------- TABLE A4 NAVIGATION MESSAGE FILE - DATA RECORD DESCRIPTION --------------------------------------------------------------------------- PRN / EPOCH / SV CLK - Satellite PRN number I2,513, F5.1,3D19.12 - Epoch: TOC - Time of Clock year (2 digits) month day hour minute second - SV clock bias (seconds) - Sv clock drift (sec/sec) - SV clock drift rate (sec/sec2) ........................................................................... BROADCAST ORBIT - 1 - AODE (age of data ephemeris) 3X.4Dl9.12 - Crs (meters) - [EQN "Delta n"] (radians/sec) - No (radians) ........................................................................... BROADCAST ORBIT - 2 - Cuc (radians) 3X,4D19.12 - Eccentricity - Cus (radians) - Al/2 (meter 1/2) ........................................................................... BROADCAST ORBIT - 3 - TOE Time of Ephemeris 3X,4D19.12 (seconds into GPS week) - Cuc (radians) - [EQN "Omega sub o"] (radians) - Cis (radians) ........................................................................... BROADCAST ORBIT - 4 - io (radians) 3X,4D19.12 - Crc (meters) - [EGN "omega:] (radians) - [EQN "omega dot"] (radians/sec) ........................................................................... BROADCAST ORBIT - 5 - IDOT (radians/sec) 3X.4D19.12 - Codes on L2 channel - GPS Week # (to go with TOE) - L2 P data flag ........................................................................... BROADCAST ORBIT - 6 - SV accuracy 3X,4D19.12 - SV health (MSB only) - TGD (seconds) - AODC (seconds) ........................................................................... BROADCAST ORBIT - 7 - Transmission time of message 3X,4D19.12 (seconds into GPS week, derived e.g. from Z-count in Hand Over Word (HOW) - spare - spare - spare ........................................................................... --------------------------------------------------------------------------- TABLE A5 OBSERVATION DATA FILE - EXAMPLE ........................................................................... ....|...1|0...|...2|0...|...3|0...|...4|0...|...5|0...|...6|0...|...7|0...|....8 2 OBSERVATION DATA M (MIXED) RINEX VERSION / TYPE BLANK OR G = GPS, R = GLONASS, T = TRANSIT, M = MIXED COMMENT XXRINEXO V9.9 AIUB 12-SEP-90 12:43 PGM / RUN BY / DATE EXAMPLE OF A MIXED RINEX FILE COMMENT A 9080 MARKER NAME 9080.1.34 MARKER NUMBER BILL SMITH ABC INSTITUTE OBSERVER / AGENCY X1234A123 XX ZZZ REC # / TYPE / VERS 234 YY ANT # / TYPE 4375274. 587466. 4589095. APPROX POSITION XYZ .9030 .0000 .0000 ANTENNA: DELTA N/E/W 1 1 WAVELENGTH FACT L1/2 1 2 6 G14 G15 G16 G17 G18 G19 WAVELENGTH FACT L1/2 4 P1 L1 L2 P2 # / TYPES OF OBSERV 18 INTERVAL 1990 3 24 13 10 36.000000 TIME OF FIRST OBS END OF HEADER 90 3 24 13 10 36.0000000 0 3Gl2G 9G 6 -.123456789 23629347.915 .300 8 -.353 23629364.158 20891534.648 .120 9 -.358 20891541.292 20607600.189 .430 9 .394 20607605.848 90 3 24 13 10 50.0000000 4 3 1 2 2 G 9 G12 WAVELENGTH FACT L1/2 *** WAVELENGTH FACTOR CHANGED FOR 2 SATELLITES *** COMMENT COMMENT 90 3 24 13 1O 54.0000000 0 5Gl2G 9G 66R21R22 -.123456789 23619095.450 -53875.632 8 -41981.375 23619112.008 20886075.667 -28W.027 9 -22354.535 20886082.101 20611072.689 18247.789 9 14219.770 20611078.410 21345678.576 12345.567 5 22123456.789 23456.789 5 90 3 24 13 11 0.0000000 2 4 1 *** FROM NOW ON KINEMATIC DATA! *** COMMENT 90 3 24 13 11 48.000000 0 4Gl6G12G 9G 6 -.123456789 21110991.756 16119.980 7 12560.51O 21110998.441 23588424.398 -215050.557 6 -167571.734 23588439.570 20869878.790 -113803.187 8 -88677.926 20621649.276 20621643.727 73797.462 7 57505.177 20621649.276 3 4 A 9080 MARKER NAME 9080.1.34 MARKER NUMBER .9030 .0000 .0000 ANTENNA: DELTA H/E/N --> THIS IS THE START OF A NEW SITE <-- COMMENT 90 3 24 13 12 6.0000000 0 4G16G12G 6G 9 -.123456987 21112589.384 24515.877 6 19102.763 3 21112596.187 23579228.338 -268624.234 7 -209317.284 4 23578244.398 20625218.088 92581.207 7 72141.846 4 20625223.795 20864539.693 -141858.836 8 -110539.435 5 20864545.943 90 3 24 13 13 1.2345678 5 0 4 1 (AN EVENT FLAG WITH SIGNIFICANT EPOCH) COMMENT ................................................................................ -------------------------------------------------------------------------------- ................................................................................ OBSERVATION DATA FILE - EXAMPLE (continued) ................................................................................ 90 3 24 13 14 12.0000000 0 4Gl6G12G 9G 6 -.123456012 21124965.133 89551.302 6 69779.626 4 21124972.275 23507272.372 -212616.150 7 -165674.789 5 23507288.421 20828010.354 -333820.093 6 -260119.395 5 20828017.129 20650944.902 227775.130 7 177487.651 4 20650950.363 90 3 24 13 14 12.0000000 6 2G16G 9 123456789.0 -9876543.5 0.0 -0.5 4 2 ---> CYCLE SLIPS THAT HAVE BEEN APPLIED TO <--- COMMENT THE OBSERVATIONS COMMENT 90 3 24 13 14 48.0000000 0 4G16G12G 9G 6 -.123456234 21128884.159 110143.144 7 85825.185 5 21128890.776 23487131.045 -318463.297 7 -248152.728 4 23487146.149 20817844.743 -387242.571 6 -301747.22925 20817851.322 20658519.895 267583.67817 205507.26234 20658525.869 4 3 *** SATELLITE G 9 THIS EPOCH ON WLFACT 1)(L2) COMMENT *** G 6 LOST LOCK AND ON WLFACT 2 (L2) COMMENT (INVERSE TO PREVIOUS SETTINGS) COMMENT ....|...1|0...|...2|0...|...3|0...|...4|0...|...5|0...|...6|0...|...7|0...|....8 ................................................................................ -------------------------------------------------------------------------------- ................................................................................ TABLE A6 NAVIGATION MESSAGE FILE - EXAMPLE ................................................................................ ....|...1|0...|...2|0...|...3|0...|...4|0...|...5|0...|...6|0...|...7|0...|....8 2 NAVIGATION DATA RINEX VERSION / TYPE XXRINEXN v2.0 IGGP 12-SEP-90 15:22 PGM / RUN BY / DATE EXAMPLE OF VERSION 2 FORMAT COMMENT .1676D-07 .2235D-07 -.1192D-06 -.1192D-06 ION ALPHA .1208D+06 .1310D+06 -.1310D+06 -.1966D+06 ION BETA .133179128170D-06 .107469588780D-12 552960 551 DELTA-UTC: AO,A1,T,W 6 LEAP SECONDS END OF HEADER 6 90 8 2 17 51 44.0 -.839701389031D-03 -.165982783074D-10 .000000000000D+00 .910000000000D+02 .934062500000D+02 .116040547840D-08 .162092304801D+00 .48410l474285D-05 .626740418375D-02 .652112066746D-05 .515365489006D+04 .09904000000OD+06 -.242143869400D-07 .329237003460D+00 -.596046447754D-07 .111541663136D+01 .326593750000D+03 .206958726335D+Ol -.638312302555D-08 .307155651409D-09 .OOOOOOOOOOOOD+00 .551OO0000000D+03 .000000000000D+00 .000000000000D+00 .000000000000D+00 .000000000000D+00 .910000000000D+02 .406800000000D+06 13 90 8 2 18 59 60.0 .490025617182D-03 .204636307899D-11 .000000000000D+00 .133000000000D+03 -.963125000000D+02 .146970407622D-08 .292961152146D+01 -.498816370964D-05 .200239347760D-02 .928156077862D-05 .515328476143D+04 .414000000000D+06 -.279396772385D-07 .243031939942D+01 -.558793544769D-07 .110192796930D+01 .271187500000D+03 -.232757915425D+01 -.619632953057D-08 -.785747015231D-11 .000000000000D+00 .551000000000D+03 .000000000000D+00 .000000000000D+00 .000000000000D+00 .000000000000D+00 .389000000000D+03 .410400000000D+06 ....|...1|0...|...2|0...|...3|0...|...4|0...|...5|0...|...6|0...|...7|0...|....8 ................................................................................