A magnitude ML 1.3 earthquake occured in region: Costa Toscana settentrionale (Massa Carrara, Lucca, Pisa), on
and geographic coordinates (lat, lon) 43.7880, 9.8310 at 4 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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.
No Italian municipalities within 20 km distance.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
Md 1.7
ML 1.3 |
2015-12-10 14:44:59 |
43.7877 | 9.8308 | 4 | 2015-12-10 15:00:19 |
Sala Sismica INGV-Roma | 22644671 |
Field | Value |
---|---|
Time (UTC) | 2015-12-10 14:44:59 ± 0.09 |
Latitude | 43.7877 ± 0.0036 |
Longitude | 9.8308 ± 0.0125 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 22644671 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 912 |
Semi-minor axis of confidence ellipse (meter) | 415 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 262 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 910.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 164 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.61514 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 22644671 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-12-10 15:00:19 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.6 |
Num. used stations | 3 |
Type of magnitude | Md |
Reference to an origin | 22644671 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2015-12-10 15:00:19 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EUCT.HNZ. | 2015-12-10T14:45:23.41 | 3.0 | undecidable | manual | Pg | -0.01 | 0 | |||
IV.BDI.HHE. | 2015-12-10T14:45:22.26 | 1.0 | undecidable | manual | S | 63 | 68.2761 | 50 | 0.18 | 23 |
MN.VLC.HHZ. | 2015-12-10T14:45:20.12 | 1.0 | undecidable | manual | S | 47 | 60.5949 | 50 | 0.1 | 24 |
IV.MSSA.HHE. | 2015-12-10T14:45:20.57 | 1.0 | undecidable | manual | S | 337 | 63.7917 | 50 | -0.3 | 23 |
GU.SARM.HHZ. | 2015-12-10T14:45:20.33 | 0.6 | undecidable | manual | S | 46 | 63.2922 | 50 | -0.41 | 44 |
IV.PII.HHE. | 2015-12-10T14:45:18.68 | 1.0 | undecidable | manual | S | 97 | 56.0994 | 50 | -0.14 | 24 |
IV.GROG.HHZ. | 2015-12-10T14:45:13.67 | 0.3 | undecidable | manual | S | 173 | 40.4262 | 95 | -0.16 | 73 |
GU.SARM.HHZ. | 2015-12-10T14:45:12.06 | 0.1 | positive | manual | P | 46 | 63.2922 | 50 | 0.19 | 93 |
IV.BDI.HHE. | 2015-12-10T14:45:12.36 | 0.6 | undecidable | manual | P | 63 | 68.2761 | 50 | -0.29 | 45 |
MN.VLC.HHZ. | 2015-12-10T14:45:11.72 | 0.1 | undecidable | manual | P | 47 | 60.5949 | 50 | 0.26 | 92 |
IV.MSSA.HHE. | 2015-12-10T14:45:11.98 | 0.3 | undecidable | manual | P | 337 | 63.7917 | 50 | 0.03 | 72 |
IV.PLMA.HHZ. | 2015-12-10T14:45:09.70 | 0.3 | undecidable | manual | S | 4 | 29.1486 | 97 | -0.25 | 73 |
IV.GROG.HHZ. | 2015-12-10T14:45:07.92 | 0.1 | undecidable | manual | P | 173 | 40.4262 | 95 | 0.04 | 100 |
IV.PLMA.HHZ. | 2015-12-10T14:45:05.80 | 0.1 | positive | manual | P | 4 | 29.1486 | 97 | 0.16 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GROG.HHN. | ML:1.3 | 0.00006254999999999999 | 1.52 | AML | other | m | 2015-12-10T14:45:14.52 |
IV.GROG.HHE. | ML:1.3 | 0.00006845 | 1.58 | AML | other | m | 2015-12-10T14:45:14.06 |
IV.PLMA.HHE. | ML:1.3 | 0.00010245 | 0.3 | AML | other | m | 2015-12-10T14:45:10.15 |
IV.PLMA.HHN. | ML:1.1 | 0.00007025000000000001 | 0.26 | AML | other | m | 2015-12-10T14:45:10.78 |
GU.SARM.HHN. | ML:1.3 | 0.0000406 | 1.46 | AML | other | m | 2015-12-10T14:45:24.24 |
GU.SARM.HHE. | ML:1.3 | 0.0000385 | 0.42 | AML | other | m | 2015-12-10T14:45:23.73 |
MN.VLC.HHN. | ML:1.4 | 0.00005105 | 1.58 | AML | other | m | 2015-12-10T14:45:22.42 |
MN.VLC.HHE. | ML:1.3 | 0.000044999999999999996 | 0.66 | AML | other | m | 2015-12-10T14:45:22.85 |