Resource details

File name: Horaires Temps Réels
Format: gtfs-rt

Horaires Temps Réels du réseau A Citadina

This resource file is part of the dataset Réseau urbain A Citadina.

Download availability

2025-12-24
94.5%
2025-12-25
94.7%
2025-12-26
89.9%
2025-12-27
98.7%
2025-12-28
96.2%
2025-12-29
91.1%
2025-12-30
90.1%
2025-12-31
95.8%
2026-01-01
96%
2026-01-02
95.2%
2026-01-03
98.3%
2026-01-04
95.9%
2026-01-05
84.6%
2026-01-06
81.6%
2026-01-07
81.6%
2026-01-08
89.2%
2026-01-09
45.2%
2026-01-10
98.6%
2026-01-11
88.5%
2026-01-12
84%
2026-01-13
78.6%
2026-01-14
95.2%
2026-01-15
98%
2026-01-16
97.8%
2026-01-17
98.4%
2026-01-18
97.6%
2026-01-19
98.3%
2026-01-20
97.6%
2026-01-21
97.6%
2026-01-22
98.2%
2026-01-23
100%
Learn more
We test this resource download availability every hour by making an HTTP HEAD request with a timeout of 5 seconds. If we detect a downtime, we perform subsequent tests every 10 minutes, until the resource is back online.

For SIRI and SIRI Lite feeds, we perform a GET request: a 401 or 405 status code is considered successful. In case of HTTP 500, the feed will be considered unavailable, unless the body appears to contain SOAP.

Validation details

1 error, 2 warnings

Validation carried out using the current GTFS file and the GTFS-RT the 2026-01-23 at 08:10 Europe/Paris using the MobilityData GTFS-RT validator.

Errors

stop_time_update doesn't have arrival or departure E043 1 error

If a stop_time_update doesn't have a schedule_relationship of SKIPPED or NO_DATA, then either arrival or departure must be provided

Sample errors
  • trip_id MARINA_0_0 stop_sequence 1 doesn't have arrival or departure

Warnings

ID in one feed missing from the other W003 2 errors

a trip_id that is provided in the VehiclePositions feed should be provided in the TripUpdates feed, and a vehicle_id that is provided in the TripUpdates feed should be provided in the VehiclePositions feed

Sample errors
  • trip_id MARINA_0_0 is in TripUpdates but not in VehiclePositions feed
  • trip_id PRUNEDDU_0 is in TripUpdates but not in VehiclePositions feed
Validate this GTFS-RT now

Previous validations

Here is a recap of all the error types encountered over the last 30 days.

Error ID Description Errors count Number of occurences
W003 a trip_id that is provided in the VehiclePositions feed should be provided in the TripUpdates feed, and a vehicle_id that is provided in the TripUpdates feed should be provided in the VehiclePositions feed 51 24 times (83 % of validations)
E043 If a stop_time_update doesn't have a schedule_relationship of SKIPPED or NO_DATA, then either arrival or departure must be provided 75 15 times (52 % of validations)
E011 All stop_ids referenced in GTFS-rt feeds must exist in GTFS stops.txt 34 12 times (41 % of validations)
E045 If GTFS-rt stop_time_update contains both stop_sequence and stop_id, the values must match the GTFS data in stop_times.txt 21 11 times (38 % of validations)
E022 stop_time_update arrival/departure times between sequential stops should always increase - they should never be the same or decrease. 44 8 times (28 % of validations)

GTFS-RT feed content

Entities

Entities present in this feed at 2026-01-23 at 23:45 Europe/Paris.

service_alerts (1) vehicle_positions (0) trip_updates (0)

Entities seen in the last 7 days.

service_alerts trip_updates vehicle_positions

Service alerts

Here is a display of service alerts contained in this feed at 2026-01-23 at 23:45 Europe/Paris.

déviation de la ligne PRUNEDDU Unknown effect

En raison d’un effondrement de chaussée constaté au niveau supérieur de la Via Rumana, cette route a été fermée à la circulation de façon temporaire le temps de la durée des travaux.La ligne Pruneddu utilisant habituellement cet axe devra par conséquent, à partir du 22 Janvier 2026, pour une durée indéterminée le temps des travaux, utiliser un autre itinéraire, à savoir :A Gara > U Portu > A Marina > Vignola > puis itinéraire habituel.Ainsi, les arrêts "Douanes", "Scola Marie et Toussaint Marcellesi"et "Centre des Impôts" ne seront plusdesservis le temps de la déviation.

Decoded GTFS-RT feed

See full payload

Here is the decoded GTFS-RT feed Protobuf at 2026-01-23 at 23:45 Europe/Paris. You can look at the GTFS-RT documentation.

{ "entity": [ { "alert": { "descriptionText": { "translation": [ { "text": "En raison d’un effondrement de chaussée constaté au niveau supérieur de la Via Rumana, cette route a été fermée à la circulation de façon temporaire le temps de la durée des travaux.La ligne Pruneddu utilisant habituellement cet axe devra par conséquent, à partir du 22 Janvier 2026, pour une durée indéterminée le temps des travaux, utiliser un autre itinéraire, à savoir :A Gara > U Portu > A Marina > Vignola > puis itinéraire habituel.Ainsi, les arrêts \"Douanes\", \"Scola Marie et Toussaint Marcellesi\"et \"Centre des Impôts\" ne seront plusdesservis le temps de la déviation." } ] }, "headerText": { "translation": [ { "text": "déviation de la ligne PRUNEDDU" } ] }, "informedEntity": [ { "routeId": "MARINA" }, { "routeId": "PRUNEDDU" }, { "stopId": "4 Chemins M" }, { "stopId": "4 chemins." }, { "stopId": "A Gara" }, { "stopId": "A Gara N" }, { "stopId": "A Gara N2" }, { "stopId": "A MARINA." }, { "stopId": "A Marina" }, { "stopId": "Agnaredda" }, { "stopId": "COVASINA." }, { "stopId": "Cacao" }, { "stopId": "Cala Verde" }, { "stopId": "Campiccioli" }, { "stopId": "Campu spurtivu Claude Papi" }, { "stopId": "Capitanaria N" }, { "stopId": "Capitaneria" }, { "stopId": "Carabona" }, { "stopId": "Carrefour Valli" }, { "stopId": "Caruscinu" }, { "stopId": "Clinique de l'Ospedale" }, { "stopId": "Commandant Quilici" }, { "stopId": "Covasina" }, { "stopId": "Giovanni Della Grossa" }, { "stopId": "Général De Boissoudy" }, { "stopId": "Jean Jaurès" }, { "stopId": "MAIRIE." }, { "stopId": "Maréchal LECLERC" }, { "stopId": "Matonara" }, { "stopId": "Matonara." }, { "stopId": "Mazzetta" }, { "stopId": "Mediateca" }, { "stopId": "Mediateca M" }, { "stopId": "Pifano" }, { "stopId": "Pifanu" }, { "stopId": "Pompidou" }, { "stopId": "Pompidou N" }, { "stopId": "Poretta" }, { "stopId": "San Batistu M" }, { "stopId": "Santa Catalina" }, { "stopId": "Santa Catalina N" }, { "stopId": "Spaziu Jean Paul de Rocca Serra" }, { "stopId": "Spaziu Jean Paul de Rocca Serra." }, { "stopId": "Stabbiacciu M" }, { "stopId": "Strada Di Bastia" }, { "stopId": "U Pozzu" }, { "stopId": "U Pruneddu" }, { "stopId": "U Tivaru" }, { "stopId": "U Tivaru." }, { "stopId": "Valli" }, { "stopId": "Vignola" }, { "stopId": "Vignola." }, { "stopId": "Vincentellu D'Istria" } ] }, "id": "alert:6972420d3a03bcf1945bba93" } ], "header": { "gtfsRealtimeVersion": "2.0", "timestamp": "1769208316" } }