A magnitude Mwp 6.9 earthquake occured in region: Antarctica [Sea], on
and geographic coordinates (lat, lon) -61.6710, -55.4970 at 20 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.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
mb 5.7
Mwp 6.9 Mwpd 7.0 |
2021-01-23 23:36:55 |
-61.6711 | -55.4967 | 20 | 2021-01-23 23:53:27 |
Sala Sismica INGV-Roma | 86509891 |
Field | Value |
---|---|
Time (UTC) | 2021-01-23 23:36:55 |
Latitude | -61.6711 |
Longitude | -55.4967 |
Depth (km) | 20 (from location) |
Evaluation mode of Origin | automatic |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV-A |
Event type | earthquake |
Origin ID | 86509891 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 16665 |
Semi-minor axis of confidence ellipse (meter) | 2147 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 250 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 13496.7 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 61.5062 |
Number of associated phases, regardless of their use for origin computation | 73 |
Number of defining phases | 73 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 1.58542 |
Epicentral distance of station closest to the epicenter (degree) | 4.94020 |
Epicentral distance of station farthest from the epicenter (degree) | 88.13532 |
Number of stations at which the event was observed | 66 |
Number of stations from which data was used for origin computation | 66 |
Field | Value |
---|---|
Value | 7.0 |
Uncertainty | 0.1 |
Num. used stations | 42 |
Type of magnitude | Mwpd |
Reference to an origin | 86509891 |
Agency | INGV |
Autore | early-est_ee1.1.9 |
Time of creation (UTC) | 2021-01-23 23:53:27 |
Field | Value |
---|---|
Value | 6.9 |
Uncertainty | 0.1 |
Num. used stations | 44 |
Type of magnitude | Mwp |
Reference to an origin | 86509891 |
Agency | INGV |
Autore | early-est_ee1.1.9 |
Time of creation (UTC) | 2021-01-23 23:53:27 |
Field | Value |
---|---|
Value | 5.7 |
Uncertainty | 0.1 |
Num. used stations | 43 |
Type of magnitude | mb |
Reference to an origin | 86509891 |
Agency | INGV |
Autore | early-est_ee1.1.9 |
Time of creation (UTC) | 2021-01-23 23:53:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
G.UNM.BHZ.00 | 2021-01-23T23:49:44.85 | 10.0 | negative | automatic | PcP | 319 | 88.1353 | -0.615573 | 0 | |
AU.FORT.BHZ.00 | 2021-01-23T23:49:39.65 | 10.0 | negative | automatic | P | 183 | 87.5010 | -0.682343 | 0.11335 | |
IU.NWAO.BHZ.00 | 2021-01-23T23:49:28.42 | 10.0 | negative | automatic | P | 174 | 85.2136 | -0.704106 | 0 | |
IU.TEIG.BHZ.00 | 2021-01-23T23:49:29.32 | 10.0 | positive | automatic | P | 329 | 85.9799 | -3.55596 | 0.12219 | |
AU.HTT.BHZ. | 2021-01-23T23:49:23.25 | 10.0 | negative | automatic | P | 192 | 84.1767 | -0.707995 | 0.133428 | |
CU.GRTK.BHZ.00 | 2021-01-23T23:49:20.90 | 10.0 | positive | automatic | P | 345 | 84.1207 | -2.65277 | 0.14204 | |
CU.GTBY.BHZ.00 | 2021-01-23T23:49:18.22 | 10.0 | negative | automatic | P | 341 | 83.0907 | -0.0557043 | 0.0680054 | |
CU.MTDJ.BHZ.00 | 2021-01-23T23:49:09.65 | 10.0 | positive | automatic | P | 339 | 81.8048 | -2.05529 | 0.156697 | |
G.RER.BHZ.00 | 2021-01-23T23:49:08.05 | 10.0 | positive | automatic | P | 118 | 80.9276 | 1.00948 | 0.151976 | |
CU.SDDR.BHZ.00 | 2021-01-23T23:49:07.08 | 10.0 | positive | automatic | P | 345 | 81.6316 | -3.66353 | 0.146182 | |
G.CAN.BHZ.00 | 2021-01-23T23:49:07.30 | 10.0 | negative | automatic | P | 200 | 80.9905 | -0.0511393 | 0.169923 | |
CU.ANWB.BHZ.00 | 2021-01-23T23:49:01.10 | 10.0 | positive | automatic | P | 354 | 79.4947 | 1.91539 | 0.18413 | |
IU.SJG.BHZ.00 | 2021-01-23T23:49:01.02 | 10.0 | negative | automatic | P | 350 | 80.2290 | -2.20581 | 0.157837 | |
AU.MILA.BHZ.00 | 2021-01-23T23:48:58.38 | 10.0 | positive | automatic | P | 200 | 79.2642 | 0.323443 | 0.173663 | |
CU.TGUH.BHZ.00 | 2021-01-23T23:48:57.63 | 10.0 | negative | automatic | P | 329 | 79.7708 | -3.24607 | 0.081759 | |
GT.DBIC.BHZ.00 | 2021-01-23T23:48:51.88 | 10.0 | negative | automatic | P | 52 | 78.6546 | -2.71705 | 0.190042 | |
GE.BOAB.BHZ. | 2021-01-23T23:48:46.50 | 10.0 | positive | automatic | P | 330 | 77.8244 | -3.54784 | 0.186986 | |
GE.VOI.BHZ. | 2021-01-23T23:48:42.90 | 10.0 | negative | automatic | P | 111 | 76.4229 | 0.598606 | 0.205088 | |
II.JTS.BHZ.00 | 2021-01-23T23:48:35.07 | 10.0 | positive | automatic | P | 330 | 75.5609 | -2.17655 | 0.211328 | |
G.HDC.BHZ.00 | 2021-01-23T23:48:35.50 | 10.0 | negative | automatic | P | 331 | 75.0833 | 0.85144 | 0.218682 | |
NZ.OUZ.HHZ.10 | 2021-01-23T23:48:34.89 | 10.0 | negative | automatic | P | 220 | 75.2934 | -0.77106 | 0.224889 | |
G.FOMA.BHZ.00 | 2021-01-23T23:48:29.35 | 10.0 | positive | automatic | P | 113 | 73.8116 | 2.29526 | 0.221678 | |
II.TAU.BHZ.00 | 2021-01-23T23:48:27.17 | 10.0 | positive | automatic | P | 197 | 73.7994 | 0.168196 | 0.237644 | |
CU.GRGR.BHZ.00 | 2021-01-23T23:48:25.75 | 10.0 | negative | automatic | P | 354 | 73.9598 | -2.21299 | 0.230417 | |
NZ.URZ.HHZ.10 | 2021-01-23T23:48:12.77 | 10.0 | negative | automatic | P | 221 | 71.4058 | 0.0154662 | 0.253522 | |
IU.SDV.BHZ.00 | 2021-01-23T23:48:10.12 | 10.0 | negative | automatic | P | 344 | 71.5373 | -3.6942 | 0.259787 | |
IU.SNZO.BHZ.00 | 2021-01-23T23:48:03.15 | 10.0 | positive | automatic | P | 218 | 69.3324 | 3.06207 | 0 | |
NZ.KHZ.HHZ.10 | 2021-01-23T23:47:55.74 | 10.0 | positive | automatic | P | 217 | 68.6476 | -0.0782642 | 0.277172 | |
NZ.ODZ.HHZ.10 | 2021-01-23T23:47:46.94 | 10.0 | negative | automatic | P | 214 | 67.0061 | 1.42086 | 0.294798 | |
IU.PAYG.BHZ.00 | 2021-01-23T23:47:44.35 | 10.0 | positive | automatic | P | 322 | 66.4163 | 2.5928 | 0.324714 | |
G.MPG.BHZ.00 | 2021-01-23T23:47:40.55 | 10.0 | positive | automatic | P | 3 | 66.8148 | -3.72837 | 0.312234 | |
IU.TSUM.BHZ.00 | 2021-01-23T23:47:32.77 | 10.0 | positive | automatic | P | 85 | 65.1668 | -1.1028 | 0.3253 | |
IU.OTAV.BHZ.00 | 2021-01-23T23:47:27.07 | 10.0 | positive | automatic | P | 334 | 64.3198 | -1.66704 | 0.335915 | |
GT.LBTB.BHZ.00 | 2021-01-23T23:47:25.05 | 10.0 | negative | automatic | P | 95 | 63.9703 | -0.98239 | 0.356551 | |
GE.WIN.BHZ. | 2021-01-23T23:47:12.65 | 10.0 | negative | automatic | P | 86 | 62.0307 | -0.597599 | 0.365452 | |
GT.BOSA.BHZ.00 | 2021-01-23T23:47:03.75 | 10.0 | negative | automatic | P | 97 | 60.7553 | -0.797534 | 0.386843 | |
AF.ALKP.BHZ. | 2021-01-23T23:46:46.66 | 10.0 | negative | automatic | P | 95 | 58.2188 | -0.347959 | 0.427107 | |
II.SHEL.BHZ.00 | 2021-01-23T23:46:42.47 | 10.0 | negative | automatic | P | 60 | 57.5308 | 0.388061 | 0.447484 | |
IU.RCBR.BHZ.00 | 2021-01-23T23:46:42.32 | 10.0 | positive | automatic | P | 23 | 57.7138 | -1.02567 | 0.424542 | |
II.SUR.BHZ.00 | 2021-01-23T23:46:28.77 | 10.0 | positive | automatic | P | 95 | 55.5086 | 0.872532 | 0.478169 | |
II.NNA.BHZ.00 | 2021-01-23T23:46:02.32 | 10.0 | positive | automatic | P | 333 | 52.0337 | 0.0578429 | 0.52087 | |
IU.CASY.BHZ.00 | 2021-01-23T23:45:59.47 | 10.0 | negative | automatic | P | 173 | 51.6361 | 0.27142 | 0.527215 | |
II.RPN.BHZ.00 | 2021-01-23T23:45:45.27 | 10.0 | positive | automatic | P | 289 | 49.4139 | 2.84355 | 0.515441 | |
GT.LPAZ.BHZ.00 | 2021-01-23T23:45:17.90 | 10.0 | positive | automatic | P | 343 | 46.2623 | -0.914727 | 0.624005 | |
BL.PMNB.HHZ. | 2021-01-23T23:44:56.28 | 10.0 | positive | automatic | P | 12 | 43.5972 | -0.658557 | 0.634253 | |
AU.MAW.BHZ. | 2021-01-23T23:44:55.50 | 10.0 | positive | automatic | P | 151 | 43.2840 | 1.24941 | 0.654177 | |
GT.VNDA.BHZ.00 | 2021-01-23T23:44:19.83 | 10.0 | negative | automatic | P | 192 | 38.9302 | 1.37377 | 0.701299 | |
G.SPB.BHZ.00 | 2021-01-23T23:44:14.55 | 10.0 | positive | automatic | P | 12 | 38.4750 | -0.168366 | 0.777014 | |
IU.SBA.BHZ.00 | 2021-01-23T23:44:13.35 | 10.0 | negative | automatic | P | 193 | 38.1305 | 1.62305 | 0.756774 | |
GT.CPUP.BHZ.00 | 2021-01-23T23:43:46.93 | 10.0 | positive | automatic | P | 357 | 35.3604 | -1.21391 | 0.829587 | |
IU.LCO.BHZ.00 | 2021-01-23T23:43:37.87 | 10.0 | negative | automatic | P | 336 | 34.1698 | -0.356183 | 0.281294 | |
C.GO04.BHZ. | 2021-01-23T23:43:28.28 | 10.0 | negative | automatic | P | 335 | 33.0574 | -0.241297 | 0.292251 | |
C1.CO02.BHZ. | 2021-01-23T23:43:20.18 | 10.0 | negative | automatic | P | 335 | 32.0957 | 0.243157 | 0.29547 | |
WA.ZON.HHZ. | 2021-01-23T23:43:12.87 | 10.0 | positive | automatic | P | 338 | 31.3202 | -0.167547 | 0.471006 | |
G.PEL.BHZ.00 | 2021-01-23T23:43:02.90 | 10.0 | positive | automatic | P | 334 | 30.1471 | 0.226295 | 0.886105 | |
C.GO05.BHZ. | 2021-01-23T23:42:48.85 | 10.0 | negative | automatic | P | 331 | 28.6209 | -0.186564 | 0.888889 | |
C1.BO02.BHZ. | 2021-01-23T23:42:48.82 | 10.0 | positive | automatic | P | 333 | 28.5750 | 0.0550446 | 0.888889 | |
C.GO06.BHZ. | 2021-01-23T23:42:07.78 | 10.0 | positive | automatic | P | 329 | 24.1473 | -1.0941 | 0.720721 | |
GT.PLCA.BHZ.00 | 2021-01-23T23:41:54.60 | 10.0 | positive | automatic | P | 330 | 22.8342 | -1.32592 | 0.91954 | |
GE.SNAA.BHZ. | 2021-01-23T23:41:48.46 | 10.0 | negative | automatic | P | 138 | 22.1648 | -0.319947 | 0.930233 | |
C1.LL02.BHZ. | 2021-01-23T23:41:35.33 | 10.0 | positive | automatic | P | 325 | 20.8617 | 0.614607 | 0.898876 | |
G.COYC.BHZ.00 | 2021-01-23T23:41:13.75 | 10.0 | positive | automatic | P | 322 | 18.7422 | 2.17569 | 0.930233 | |
II.HOPE.BHZ.00 | 2021-01-23T23:39:51.22 | 10.0 | positive | automatic | P | 62 | 12.4206 | 1.58366 | 0.909091 | |
C1.MG02.BHZ. | 2021-01-23T23:39:38.83 | 10.0 | negative | automatic | P | 314 | 11.5390 | 1.23451 | 0.97561 | |
II.EFI.BHZ.00 | 2021-01-23T23:39:20.27 | 10.0 | negative | automatic | P | 351 | 10.0924 | 2.47395 | 0.987654 | |
IU.PMSA.BHZ.00 | 2021-01-23T23:38:05.02 | 10.0 | negative | automatic | P | 227 | 4.9402 | -2.05638 | 0.952381 |