There are some odd stations missing from the trackernet data on the District Line.
Whilst Edgware Road works - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/D/ERD
Paddington doesn’t work - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/D/PAD
Bayswater doesn’t’ even have a Trackernet code+++
Notting Hill Gate doesn’t work - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/D/NHG
High Street Kensington works perfecly - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/D/HST
Then at Richmond - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/D/RMD - the same train is listed as coming into platforms 3,4,5,6 and 7
At Wimbledon - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/D/WDN - platforms 1 and 2 are the same data, as are 3 and 4…
At Ealing Broadway - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/D/EBY - platforms 8 and 9 are a mirror.
At Upminster - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/D/UPM - platforms 3, 4 and 5 are mirrors.
Another one that doesn’t work is the Piccadilly Line
Heathrow Terminal 4 - https://api.tfl.gov.uk/TrackerNet/PredictionDetailed/P/HTF - returns a fault
+++ With reference to http://content.tfl.gov.uk/trackernet-data-services-guide-beta.pdf
Handy way to convert from Natinonal Rail to Tracknet codes …
"ZAT"=>"ACT", "ZAG"=>"AGR", "ZAD"=>"ALD", "ZAE"=>"ALE", "ZAP"=>"ALP", "AMR"=>"AME", "ZAN"=>"ANG", "ZAR"=>"ARC", "ZAL"=>"ARL", "ZBB"=>"BAR", "ZBW"=>"BBB", "ZBQ"=>"BCT", "ZBN"=>"BDE",
"ZBD"=>"BDS", "ZBZ"=>"BEC", "ZBE"=>"BER", "ZBG"=>"BGR", "ZBI"=>"BHL", "BHO"=>"BHR", "BFR"=>"BLF", "BET"=>"BNG", "ZBA"=>"BNK", "ZBU"=>"BOR", "ZBM"=>"BOS", "ZBP"=>"BPK", "ZBS"=>"BST",
"ZBT"=>"BTX", "ZBO"=>"BUR", "ZBR"=>"BWR", "ZCK"=>"CFS", "ZCF"=>"CHF", "ZCG"=>"CHG", "ZCI"=>"CHP", "CFO"=>"CLF", "ZCL"=>"CLW", "ZCB"=>"CNT", "ZCD"=>"COL", "ZCV"=>"COV", "ZCC"=>"CPC",
"ZCP"=>"CPK", "ZCN"=>"CPN", "ZCA"=>"CPS", "ZCR"=>"CRD", "ZCO"=>"CRX", "ZCT"=>"CTN", "CLW"=>"CWD", "ZCZ"=>"CWF", "ZCW"=>"CWR", "ZCY"=>"CYL", "ZDB"=>"DEB", "ZDE"=>"DGE", "ZDH"=>"DGH",
"ZDO"=>"DHL", "ZEA"=>"EAC", "EAL"=>"EBY", "ZEC"=>"ECM", "ZET"=>"ECT", "ZED"=>"EDG", "ZEF"=>"EFY", "ZEH"=>"EHM", "EPH"=>"ELE", "ZEK"=>"EMB", "ZEP"=>"EPK", "ZEG"=>"EPP", "ZPU"=>"EPY",
"ZEB"=>"ERB", "ZEM"=>"ERD", "ZES"=>"ESQ", "ZEE"=>"ETE", "ZFD"=>"FAR", "ZFB"=>"FBY", "ZFA"=>"FLP", "ZFR"=>"FRD", "ZFC"=>"FYC", "ZGG"=>"GGR", "ZGA"=>"GHL", "ZGE"=>"GPK", "ZGP"=>"GPS",
"ZGR"=>"GRD", "ZGH"=>"GRH", "ZGS"=>"GST", "ZHT"=>"HAI", "HRW"=>"HAW", "ZHB"=>"HBT", "HHY"=>"HBY", "ZHU"=>"HCH", "ZHD"=>"HDN", "ZHG"=>"HIG", "ZHL"=>"HLN", "ZHA"=>"HMD", "ZHM"=>"HMP",
"ZHZ"=>"HMS", "ZHC"=>"HNC", "ZHN"=>"HND", "ZHE"=>"HNE", "ZHW"=>"HNW", "ZHO"=>"HOL", "ZHY"=>"HPC", "ZHP"=>"HPK", "HXX"=>"HRC", "ZHR"=>"HRD", "HWV"=>"HRV", "HDN"=>"HSD", "ZHS"=>"HST",
"HAF"=>"HTF", "ZHX"=>"HTX", "ZIC"=>"ICK", "ZKY"=>"KBY", "ZKE"=>"KEN", "KWG"=>"KEW", "KNL"=>"KGN", "ZKI"=>"KIL", "ZKN"=>"KNB", "ZKP"=>"KPK", "STP"=>"KXX", "ZLN"=>"LAM", "ZLA"=>"LAN",
"ZLY"=>"LEY", "LBG"=>"LON", "ZLC"=>"LSQ", "ZLO"=>"LTN", "ZLE"=>"LYS", "ZMH"=>"MAN", "ZMA"=>"MAR", "ZMN"=>"MCR", "ZMV"=>"MDV", "MOG"=>"MGT", "ZML"=>"MHE", "ZME"=>"MLE", "ZMR"=>"MNR",
"ZMM"=>"MON", "ZMO"=>"MOR", "ZMP"=>"MPK", "ZNA"=>"NAC", "ZNN"=>"NEA", "ZNE"=>"NEL", "ZNP"=>"NEP", "ZNF"=>"NFD", "NGR"=>"NGW", "ZNG"=>"NHG", "ZNH"=>"NHR", "ZNO"=>"NHT", "ZND"=>"NWD",
"ZNS"=>"NWH", "NWB"=>"NWM", "ZNK"=>"NWP", "ZOA"=>"OAK", "KPA"=>"OLY", "ZOY"=>"OST", "ZOV"=>"OVL", "ZOC"=>"OXC", "ZPE"=>"PER", "ZPG"=>"PGR", "ZPC"=>"PIC", "ZPO"=>"PIM", "ZPI"=>"PIN",
"ZPS"=>"PLW", "ZPK"=>"PRY", "ZPB"=>"PUT", "ZQB"=>"QBY", "QPW"=>"QPK", "ZQW"=>"QWY", "ZRA"=>"RCP", "ZRE"=>"RED", "RIC"=>"RKY", "ZRL"=>"RLN", "ZRV"=>"ROD", "ZRP"=>"RPK", "ZRS"=>"RSQ",
"ZRG"=>"RUG", "ZRU"=>"RUI", "ZRM"=>"RUM", "SPB"=>"SBC", "ZSE"=>"SEL", "SRA"=>"SFD", "SDS"=>"SFS", "ZSA"=>"SGT", "ZSH"=>"SHL", "ZSX"=>"SHR", "ZSS"=>"SJP", "ZSJ"=>"SJW", "ZSK"=>"SKN",
"SOK"=>"SKT", "ZSN"=>"SNB", "SBP"=>"SPK", "SRU"=>"SRP", "ZSO"=>"SSQ", "ZSM"=>"STA", "ZSF"=>"STB", "ZSG"=>"STG", "ZSL"=>"STK", "ZSY"=>"STN", "ZSP"=>"STP", "ZSC"=>"SWC", "ZQS"=>"SWF",
"ZSW"=>"SWK", "ZSI"=>"SWM", "ZTB"=>"TBE", "ZTO"=>"TBY", "ZTC"=>"TCR", "ZTM"=>"TEM", "ZTR"=>"TGR", "ZTY"=>"THB", "ZTH"=>"THL", "ZTW"=>"TOT", "ZTP"=>"TPK", "ZTL"=>"TPL", "TOM"=>"TTH",
"ZUB"=>"UPB", "ZUP"=>"UPK", "ZUY"=>"UPY", "ZUX"=>"UXB", "VXH"=>"VUX", "ZWE"=>"WAC", "WHC"=>"WAL", "ZWN"=>"WAN", "ZWV"=>"WAR", "ZWT"=>"WAT", "WBP"=>"WBT", "ZLW"=>"WCL", "ZWC"=>"WCT",
"WIM"=>"WDN", "WMB"=>"WEM", "ZWO"=>"WFD", "ZWH"=>"WFY", "ZWD"=>"WGN", "WEH"=>"WHM", "ZWX"=>"WHR", "WIJ"=>"WJN", "ZWK"=>"WKN", "ZWG"=>"WLG", "WAT"=>"WLO", "ZWM"=>"WMS", "ZWY"=>"WPK",
"WRU"=>"WRP", "ZWI"=>"WSP", "ZWS"=>"WST",