A magnitude Md 1.8 earthquake occured in region: 3 km S Roccasparvera (CN), on
and geographic coordinates (lat, lon) 44.3200, 7.4420 at 5 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Roccasparvera | CN | 3 | 741 | 741 |
Roccavione | CN | 3 | 2761 | 3502 |
Gaiola | CN | 3 | 582 | 4084 |
Borgo San Dalmazzo | CN | 4 | 12468 | 16552 |
Moiola | CN | 4 | 234 | 16786 |
Rittana | CN | 5 | 109 | 16895 |
Vignolo | CN | 5 | 2600 | 19495 |
Roaschia | CN | 6 | 107 | 19602 |
Valloriate | CN | 6 | 109 | 19711 |
Valdieri | CN | 6 | 935 | 20646 |
Robilante | CN | 6 | 2306 | 22952 |
Cervasca | CN | 7 | 5013 | 27965 |
Bernezzo | CN | 8 | 4104 | 32069 |
Boves | CN | 9 | 9835 | 41904 |
Entracque | CN | 9 | 774 | 42678 |
Vernante | CN | 11 | 1178 | 43856 |
Caraglio | CN | 11 | 6836 | 50692 |
Valgrana | CN | 11 | 786 | 51478 |
Demonte | CN | 11 | 2003 | 53481 |
Cuneo | CN | 12 | 56081 | 109562 |
Monterosso Grana | CN | 14 | 505 | 110067 |
Peveragno | CN | 14 | 5543 | 115610 |
Montemale di Cuneo | CN | 14 | 241 | 115851 |
Pradleves | CN | 17 | 250 | 116101 |
Limone Piemonte | CN | 17 | 1485 | 117586 |
Beinette | CN | 17 | 3423 | 121009 |
Aisone | CN | 18 | 248 | 121257 |
Dronero | CN | 18 | 7035 | 128292 |
Villar San Costanzo | CN | 19 | 1547 | 129839 |
Chiusa di Pesio | CN | 19 | 3676 | 133515 |
Roccabruna | CN | 19 | 1585 | 135100 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.8 | 1987-02-27 12:30:06 |
44.32 | 7.442 | 5 | 2013-07-15 08:41:04 |
Bollettino Sismico Italiano INGV | 42169 |
Field | Value |
---|---|
Time (UTC) | 1987-02-27 12:30:06 ± 0.255 |
Latitude | 44.3200 ± 0.0114 |
Longitude | 7.4420 ± 0.0185 |
Depth (km) | 5 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-VAX |
Event type | earthquake |
Origin ID | 42169 |
Field | Value |
---|---|
Preferred uncertainty description | horizontal uncertainty |
Semi-major axis of confidence ellipse (meter) | |
Semi-minor axis of confidence ellipse (meter) | |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1941.6 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 136 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.00089 |
Epicentral distance of station farthest from the epicenter (degree) | 0.00275 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | |
Num. used stations | 1 |
Type of magnitude | Md |
Reference to an origin | 42169 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2013-01-04 17:41:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
--.SOO.Z. | 1987-02-27T12:30:19.40 | 10.0 | undecidable | manual | SG | 307 | 0.2997 | 0.7 | 0.3 | |
--.ROB.Z. | 1987-02-27T12:30:19.90 | 10.0 | undecidable | manual | SG | 93 | 0.3108 | 1.07 | 0.1 | |
--.DA9.Z. | 1987-02-27T12:30:16.00 | 10.0 | undecidable | manual | SG | 322 | 0.222 | 0.14 | 0.8 | |
--.ROB.Z. | 1987-02-27T12:30:13.20 | 10.0 | undecidable | manual | PG | 93 | 0.3108 | -0.55 | 1 | |
--.SOO.Z. | 1987-02-27T12:30:13.10 | 10.0 | undecidable | manual | PG | 307 | 0.2997 | -0.57 | 0.9 | |
--.DA9.Z. | 1987-02-27T12:30:12.00 | 10.0 | undecidable | manual | PG | 322 | 0.222 | -0.04 | 2.1 | |
--.STV.Z. | 1987-02-27T12:30:11.50 | 10.0 | undecidable | manual | SG | 229 | 0.0999 | 0.26 | 0.7 | |
--.STV.Z. | 1987-02-27T12:30:09.30 | 10.0 | undecidable | manual | PG | 229 | 0.0999 | -0.07 | 2.1 |