Calculateur de temps de trajet des ondes sismiques  

Les sources d'informations utilisées dans ce calculateur sont extraites du Centre Sismologique Euro-Méditerranéen (CSEM/EMSC) (https://www.emsc-csem.org).

Le calcul des temps de trajets des ondes sismiques s'appuie sur les outils TauP (http://www.seis.sc.edu/taup/) et obsPy (https://github.com/obspy/obspy/wiki).

Une alarme sonore retentit lorsque l'onde P d'un séisme n'est pas encore arrivée sur la station ou que le séisme est >= 6.0 et < temps onde P + 5 min.

Rafraichissement automatique de la page toutes les 2 minutes. Base de données du calculateur: 66278 séismes

Coordonnées décimales de la station sismique:

Recherche de séisme(s) dans la base de données des séismes

Période (YYYYMMDD) à    Profondeur (en km)  Min  Max  Magnitude Min  Max 

  Lieu épicentre Latitude (en °) Min  Max  Longitude (en °) Min  Max   IdEMSC    

Cpt
Id
Magnitude
Région
Localisation
Profondeur
Distance
Azimut station
Temps épicentre
Type onde
Temps premiere onde (UTC)
Temps ondes Rayleigh(UTC)
  
EMSC
  
  
  
km
km (deg)
deg
YYYY-MM-JJ hh:mm:ss.ms
  
YYYY-MM-JJ hh:mm:ss.ms
YYYY-MM-JJ hh:mm:ss.ms
498211956281 2.4POLAND 51.53 N; 16.11 E1 5909 (53.14)12.50  2026-03-07 05:13:38.50 P  2026-03-07 05:22:58.89 2026-03-07 05:46:28.096510
498221956284 1.7CENTRAL TURKEY 38.92 N; 37.94 E9 5789 (52.07)37.45  2026-03-07 09:22:20.00 P  2026-03-07 09:31:30.63 2026-03-07 09:54:29.791912
498231956282 3.2KERMADEC ISLANDS REGION 29.48 S; 179.96 E599 16741 (150.57)179.93  2026-03-07 09:43:47.76 Pdiff  2026-03-07 10:00:13.56 2026-03-07 11:16:48.245448
498241956280 2.4POLAND 50.24 N; 19.02 E1 5854 (52.65)15.25  2026-03-07 06:10:11.10 P  2026-03-07 06:19:27.79 2026-03-07 06:42:42.317886
498251956279 2.5SAN JUAN, ARGENTINA 31.6 S; 67.73 W88 7915 (71.19)236.51  2026-03-07 09:44:40.00 P  2026-03-07 09:55:49.21 2026-03-07 10:28:38.478151
498261956277 2.9WESTERN TEXAS 31.67 N; 104.36 W9 11372 (102.27)302.44  2026-03-07 09:33:22.17 Pdiff  2026-03-07 09:47:17.10 2026-03-07 10:36:32.732294
498271956278 2.0WESTERN TEXAS 31.66 N; 104.37 W4 11373 (102.28)302.43  2026-03-07 09:35:09.68 Pdiff  2026-03-07 09:49:05.50 2026-03-07 10:38:20.605634
498281956276 2.3WESTERN TEXAS 31.66 N; 104.37 W5 11373 (102.28)302.43  2026-03-07 09:28:02.07 Pdiff  2026-03-07 09:41:57.72 2026-03-07 10:31:12.995634
498291956275 2.8HALMAHERA, INDONESIA 0.66 S; 127.12 E72 14151 (127.27)90.83  2026-03-07 09:13:47.00 Pdiff  2026-03-07 09:29:24.18 2026-03-07 10:32:23.870559
498301956272 4.3OFF EAST COAST OF KAMCHATKA 51.47 N; 159.71 E40 13991 (125.83)15.41  2026-03-07 06:19:30.80 Pdiff  2026-03-07 06:35:05.68 2026-03-07 07:37:14.447196
498311956274 0.9WESTERN TURKEY 39.17 N; 27.95 E7 5189 (46.66)30.06  2026-03-07 08:55:34.00 P  2026-03-07 09:04:03.89 2026-03-07 09:24:23.529045
498321956241 2.8CENTRAL CALIFORNIA 36.83 N; 120.77 W9 12706 (114.27)311.07  2026-03-07 07:09:33.34 Pdiff  2026-03-07 07:24:21.48 2026-03-07 08:20:08.551317
498331956267 2.4WESTERN TEXAS 31.47 N; 104.38 W0 11377 (102.32)302.23  2026-03-07 08:21:21.78 Pdiff  2026-03-07 08:35:18.42 2026-03-07 09:24:33.969978
498341956268 3.4WESTERN TEXAS 31.66 N; 104.36 W6 11372 (102.27)302.43  2026-03-07 08:12:42.73 Pdiff  2026-03-07 08:26:38.17 2026-03-07 09:15:53.342422
498351956254 4.6OFF EAST COAST OF KAMCHATKA 51.57 N; 159.99 E33 13989 (125.81)15.16  2026-03-07 07:36:12.10 Pdiff  2026-03-07 07:51:47.79 2026-03-07 08:53:55.125282
498361956271 2.8NEW SOUTH WALES, AUSTRALIA 34.66 S; 147.91 E5 14931 (134.28)142.58  2026-03-07 08:33:14.72 Pdiff  2026-03-07 08:49:32.33 2026-03-07 09:56:11.641577
498371956269 3.0OFFSHORE EL SALVADOR 13.2 N; 90.01 W23 10019 (90.11)283.16  2026-03-07 08:26:10.00 P  2026-03-07 08:39:07.59 2026-03-07 09:21:49.655976
498381956263 3.2COQUIMBO, CHILE 30.72 S; 71.64 W42 8264 (74.32)238.07  2026-03-07 08:04:03.00 P  2026-03-07 08:15:35.87 2026-03-07 08:49:57.526333
498391956266 2.5BALI SEA 7.97 S; 117.38 E22 13035 (117.23)98.96  2026-03-07 03:49:09.00 Pdiff  2026-03-07 04:04:07.97 2026-03-07 05:01:33.867293
498401956248 2.9SOUTHERN GREECE 37.65 N; 22.15 E15 4749 (42.71)26.18  2026-03-07 07:04:41.07 P  2026-03-07 07:12:38.28 2026-03-07 07:31:04.047889