{"nodes":{"Rabobank":{"dev_id":"Rabobank","gps_lng":"4.749439","gps_lat":"52.632508","time":" ","url":"https://www.rabobank.nl/lokale-bank/alkmaar-eo/"},"Sodaq":{"dev_id":"Sodaq","gps_lng":"5.185646","gps_lat":"52.211343","time":" ","url":"https://sodaq.com/"},"gemeente_Alkmaar":{"dev_id":"gemeente_Alkmaar","gps_lng":"4.746017","gps_lat":"52.635552","time":" ","url":"https://www.alkmaar.nl/"},"JuniorIOT":{"dev_id":"JuniorIOT","gps_lng":"4.749553","gps_lat":"52.6383","time":" ","url":"https://juniorIOT.nl/"},"alkmaar2023-014-v3":{"dev_id":"alkmaar2023-014-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":2369,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.52.51.72073.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2023-014-v3_20260418.json","time":"2026-04-18T00:52:51.720735525Z","time_ymd":"20260418005251","gps_lat":"52.635775","gps_lng":"4.747757","gps_alt":4,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":0,"pm10":0},"alkmaar2021-010-v2":{"dev_id":"alkmaar2021-010-v2","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":227530,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.51.15.09122.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2021-010-v2_20260418.json","time":"2026-04-18T00:51:15.091223537Z","time_ymd":"20260418005115","gps_lat":"52.629917","gps_lng":"4.751298","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":1.3,"pm10":4.5},"alkmaar2021-001-v2":{"dev_id":"alkmaar2021-001-v2","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":87886,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.47.41.90483.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2021-001-v2_20260418.json","time":"2026-04-18T00:47:41.904838501Z","time_ymd":"20260418004741","gps_lat":"52.641375","gps_lng":"4.744238","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":999.9,"pm10":1999.9},"alkmaar2021-009-v2":{"dev_id":"alkmaar2021-009-v2","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":63,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.52.45.45844.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2021-009-v2_20260418.json","time":"2026-04-18T00:52:45.458449385Z","time_ymd":"20260418005245","gps_lat":"52.638425","gps_lng":"4.749710","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":0.1,"pm10":0.1},"alkmaar2025-026-v3":{"dev_id":"alkmaar2025-026-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":13065,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.50.13.71542.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2025-026-v3_20260418.json","time":"2026-04-18T00:50:13.715427581Z","time_ymd":"20260418005013","gps_lat":"52.631290","gps_lng":"4.775030","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":1.7,"pm10":16.1},"alkmaar2023-018-v3":{"dev_id":"alkmaar2023-018-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":37691,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.50.25.71105.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2023-018-v3_20260418.json","time":"2026-04-18T00:50:25.711055222Z","time_ymd":"20260418005025","gps_lat":"52.632899","gps_lng":"4.770631","gps_alt":5,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":1.1,"pm10":1.2},"alkmaar2023-012-v3":{"dev_id":"alkmaar2023-012-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":140370,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.51.08.71450.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2023-012-v3_20260418.json","time":"2026-04-18T00:51:08.714509829Z","time_ymd":"20260418005108","gps_lat":"52.641536","gps_lng":"4.765266","gps_alt":4,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":8,"pm10":14.7},"alkmaar2021-006-v2":{"dev_id":"alkmaar2021-006-v2","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":84,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.52.48.32035.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2021-006-v2_20260418.json","time":"2026-04-18T00:52:48.320357410Z","time_ymd":"20260418005248","gps_lat":"52.658466","gps_lng":"4.746684","gps_alt":5,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":0.5,"pm10":0.5},"alkmaar2021-008-v2":{"dev_id":"alkmaar2021-008-v2","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":84,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.53.12.32196.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2021-008-v2_20260418.json","time":"2026-04-18T00:53:12.321961507Z","time_ymd":"20260418005312","gps_lat":"52.635313","gps_lng":"4.753143","gps_alt":5,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":999.9,"pm10":1999.9},"alkmaar2021-005-v2":{"dev_id":"alkmaar2021-005-v2","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":84,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.53.16.33683.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2021-005-v2_20260418.json","time":"2026-04-18T00:53:16.336839523Z","time_ymd":"20260418005316","gps_lat":"52.621194","gps_lng":"4.762434","gps_alt":4,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":4.2,"pm10":7.6},"alkmaar-2022-op-reis":{"dev_id":"alkmaar-2022-op-reis","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":4535,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.50.14.24977.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar-2022-op-reis_20260418.json","time":"2026-04-18T00:50:14.249777759Z","time_ymd":"20260418005014","gps_lat":"52.638425","gps_lng":"4.749581","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":2.3,"pm10":4.6},"alkmaar2023-016-v3":{"dev_id":"alkmaar2023-016-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":64245,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.43.54.73319.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2023-016-v3_20260418.json","time":"2026-04-18T00:43:54.733199812Z","time_ymd":"20260418004354","gps_lat":"52.639530","gps_lng":"4.749774","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":0.1,"pm10":0.4},"alkmaar2025-028-v3":{"dev_id":"alkmaar2025-028-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":42742,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.52.46.73780.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2025-028-v3_20260418.json","time":"2026-04-18T00:52:46.737802040Z","time_ymd":"20260418005246","gps_lat":"52.655065","gps_lng":"4.766082","gps_alt":8,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":8.4,"pm10":49.2},"alkmaar2021-002-v2":{"dev_id":"alkmaar2021-002-v2","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":227862,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.51.55.90981.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2021-002-v2_20260418.json","time":"2026-04-18T00:51:55.909817694Z","time_ymd":"20260418005155","gps_lat":"52.629949","gps_lng":"4.751340","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":2.9,"pm10":8.2},"alkmaar2021-007-v2":{"dev_id":"alkmaar2021-007-v2","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":84,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.51.52.15018.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2021-007-v2_20260418.json","time":"2026-04-18T00:51:52.150185223Z","time_ymd":"20260418005152","gps_lat":"52.650591","gps_lng":"4.741019","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":3.8,"pm10":21.2},"alkmaar2025-027-v3":{"dev_id":"alkmaar2025-027-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":43137,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.38.22.71878.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2025-027-v3_20260418.json","time":"2026-04-18T00:38:22.718789092Z","time_ymd":"20260418003822","gps_lat":"52.649111","gps_lng":"4.759451","gps_alt":10,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":11.2,"pm10":33.6},"alkmaar2023-019-v3":{"dev_id":"alkmaar2023-019-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":86,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.49.31.71059.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2023-019-v3_20260418.json","time":"2026-04-18T00:49:31.710592599Z","time_ymd":"20260418004931","gps_lat":"52.620196","gps_lng":"4.747585","gps_alt":6,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":2.9,"pm10":10.9},"alkmaar2023-021-v3":{"dev_id":"alkmaar2023-021-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":29777,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.50.20.72762.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2023-021-v3_20260418.json","time":"2026-04-18T00:50:20.727624926Z","time_ymd":"20260418005020","gps_lat":"52.649733","gps_lng":"4.762241","gps_alt":0,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":3.1,"pm10":18.7},"alkmaar2025-030-v3":{"dev_id":"alkmaar2025-030-v3","app_id":"app=burgernetwerken-alkmaar-v2-v3","counter":42732,"url":"http://junioriotchallenge.nl/ttn_data/ttn_messages_partitioned/app=burgernetwerken-alkmaar-v2-v3/y=2026/m=04/d=18/2026-04-18 00.52.24.72238.txt","log":"http://junioriotchallenge.nl/ttn_data/gamedata/node_log_app=burgernetwerken-alkmaar-v2-v3_alkmaar2025-030-v3_20260418.json","time":"2026-04-18T00:52:24.722385535Z","time_ymd":"20260418005224","gps_lat":"52.647330","gps_lng":"4.753465","gps_alt":8,"arduino_Vbat":0,"arduino_tempCPU":-100,"arduino_VCC":0,"pm25":2.3,"pm10":3.6}}}