This event was reviewed by an analyst and confirmed.
Type Earthquake
Magnitude 1.8 MLv
Local datetime 1987/12/20 03:34
Universal datetime 1987/12/20 02:34
Latitude 44.05 ° ± 2 km
Longitude 7.18 ° ± 1 km
Depth 5 km (operator assigned) ± 0.0 km

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See the seismogram of this event.

Near cities

This table shows only the most populated cities around the epicenter.
Name Distance (km) Population
Nice  38 340017
Cagnes-sur-Mer  42 50928
Menton  38 28958
Saint-Laurent-du-Var  40 28453
Vence  35 18465
Beausoleil  39 13607
Roquebrune-Cap-Martin  39 12639
Carros  29 12329
La Trinité  36 10017
La Colle-sur-Loup  41 7838
Contes  29 7424
Roquefort-les-Pins  43 6762
La Gaude  37 6623
Saint-André-de-la-Roche  35 5458
Villefranche-sur-Mer  39 5091

Past seismicity

  This map shows only the 50 most significant earthquakes around this event.

Event details

Parameters

Evaluation status final
RMS 0.5
Azimuthal gap
Number of stations used 12
Number of phases used 17

Webservices

The data of this event are available in various formats (QuakeML, GeoJSON and text) through the following links :

QuakeML GeoJSON Text

Phases

Network Station Phase Time Residual (s) Azimuth (°) Distance (°) Mode
FR TOU Pg 02:34:18.79 -0.21 126 0.06 Manual
FR MVF Pg 02:34:20.40 -0.21 187 0.15 Manual
FR MVF Sg 02:34:23.30 0.07 187 0.15 Manual
FR AUT Pg 02:34:21.10 -0.08 107 0.19 Manual
FR AUT Sg 02:34:24.10 -0.12 107 0.19 Manual
FR AUF Pg 02:34:21.20 -0.13 146 0.2 Manual
FR AUF Sg 02:34:24.50 0.02 146 0.2 Manual
RD SBF Pg 02:34:22.90 0.41 135 0.26 Manual
RD SBF Sg 02:34:26.40 -0.1 135 0.26 Manual
FR REV Pg 02:34:24.20 0.4 156 0.34 Manual
FR REV Sg 02:34:28.90 0.14 156 0.34 Manual
RD FRF Pg 02:34:29.0 0.11 218 0.62 Manual
RD FRF Sg 02:34:37.59 -0.03 218 0.62 Manual
RD LRG Pg 02:34:33.9 0.14 225 0.84 Manual
RD LRG Sg 02:34:44.70 0.02 225 0.84 Manual
RD LMR Pg 02:34:33.40 -0.01 214 0.86 Manual
RD LMR Sg 02:34:45.20 -0.29 214 0.86 Manual