RSNI - Manually revised location

MANUAL Location - Area: Alpi Graie , magnitude (M_L): 1.4
2024-11-18 20:40:33 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2024-11-19 06:47:51

Earthquake info - Manual location

Event - ID :	241118204007
Magnitude (M_L) :	1.4 +/- 0.2
Origin Time :	2024-11-18 20:40:33.441 (UTC)
Location :	Latitude: 45.756 N, Longitude: 6.935 E
Area :	Alpi Graie
Depth (km) :	6.01
Distances (km) :	4.1 --- Pre -Saint-Didier 4.3 --- La Thuile 5.1 --- Courmayeur 7.9 --- Morgex 10.6 --- La Salle 16.7 --- Avise 17.0 --- Valgrisenche 18.4 --- Saint-Nicolas 18.8 --- Arvier 20.3 --- Rhemes-Saint-Georges 20.3 --- Saint-Rhemy-En-Bosses 20.8 --- Introd 21.9 --- Villeneuve 22.8 --- Saint-Oyen 23.3 --- Saint-Pierre 23.9 --- Etroubles 24.7 --- Aymavilles 25.0 --- Rhemes-Notre-Dame 25.4 --- Sarre 26.6 --- Jovencan

Quality location estimate: Erh: 0.6 km, Erz: 0.6 km, Nf: 44, Gap: 72 °, Rms: 0.28

Manual location results

Station	Net	P arrival time	P pick err	P pick weight	P res	Nll weight	S arrival time	S pick err	S pick weight	S res	Nll weight	Dist.
COURM	FR	2024-11-18 20:40:36.000	0.005	0	0.00	1.76	2024-11-18 20:40:37.230	0.030	0	-0.41	1.31	10.6
MRGE	IV	2024-11-18 20:40:36.420	0.006	0	-0.04	1.65	2024-11-18 20:40:38.079	0.066	1	-0.37	1.28	12.5
BLANC	GU	2024-11-18 20:40:36.580	0.006	0	0.05	1.56	2024-11-18 20:40:38.260	0.035	0	-0.34	1.25	13.6
REMY	GU	2024-11-18 20:40:38.200	0.010	0	-0.00	1.76	2024-11-18 20:40:41.060	0.061	1	-0.38	1.25	21.2
RSL	FR	2024-11-18 20:40:38.670	0.037	1	-0.06	1.52	2024-11-18 20:40:41.730	0.078	2	-0.53	0.95	25.9
LSD	GU	2024-11-18 20:40:40.530	0.019	0	0.08	1.29	2024-11-18 20:40:44.789	0.111	3	-0.37	1.17	37.3
DIX	CH	2024-11-18 20:40:43.380	0.026	1	-0.04	1.46	2024-11-18 20:40:49.492	0.317	7	-0.89	0.45	51.8
CIRO	GU	2024-11-18 20:40:43.060	0.094	4	-0.63	0.67	2024-11-18 20:40:49.380	0.157	4	-1.23	0.16	52.7
OGMO	FR	2024-11-18 20:40:44.840	0.042	2	-0.08	1.37	2024-11-18 20:40:52.354	0.197	5	-0.33	1.12	64.2
RSP	GU	2024-11-18 20:40:46.440	0.037	1	0.16	0.98	2024-11-18 20:40:54.653	0.040	0	-0.35	1.15	72.6
SENIN	CH	2024-11-18 20:40:47.065	0.037	1	-0.10	1.33	2024-11-18 20:40:55.760	0.545	9	-1.01	0.44	73.6
SATI	GU	2024-11-18 20:40:46.430	0.104	5	-0.41	1.13	2024-11-18 20:40:55.910	0.221	6	-0.71	0.63	74.0
ORO	IV	2024-11-18 20:40:48.327	0.020	0	0.12	1.10	2024-11-18 20:40:57.910	0.248	6	-0.41	0.97	82.8
EMBD	CH	2024-11-18 20:40:49.012	0.020	0	0.25	0.73	2024-11-18 20:40:59.205	0.261	7	-0.32	1.02	86.4
MMK	CH	2024-11-18 20:40:48.890	0.043	2	0.32	0.56	2024-11-18 20:40:58.910	0.259	7	-0.47	0.91	86.6
RRL	GU	2024-11-18 20:40:49.790	0.047	2	-0.24	1.25	2024-11-18 20:41:00.550	0.436	9	-0.84	0.55	93.8
LAUCH	CH	2024-11-18 20:40:51.305	0.049	2	0.46	0.38	2024-11-18 20:41:03.750	0.040	0	0.73	0.22	98.0
SIMPL	CH	2024-11-18 20:40:50.978	0.020	0	-0.08	1.30	2024-11-18 20:41:03.338	0.040	0	-0.18	1.15	99.8
BHB	GU	2024-11-18 20:40:52.000	0.053	2	0.44	0.41	2024-11-18 20:41:03.645	0.040	0	-0.40	1.03	105.7
PZZ	GU	2024-11-18 20:40:57.580	0.075	3	0.46	0.45	2024-11-18 20:41:14.337	0.040	0	0.74	0.28	139.7

Local magnitude (M_L) calculation results

Station	Net	Channels	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth
COURM	FR	HH	1.59	3.15e+0	10.6	17
MRGE	IV	HH	1.24	9.14e-1	12.5	81
BLANC	GU	HH	1.15	7.50e-1	13.6	359
REMY	GU	HH	1.04	2.61e-1	21.2	62
LSD	GU	HH	1.22	1.35e-1	37.3	155
DIX	CH	HH	1.56	1.56e-1	51.8	45
CIRO	GU	HH	1.35	4.95e-2	52.7	109
RSP	GU	HH	0.94	1.95e-2	72.6	159
SENIN	CH	HH	1.54	6.98e-2	73.6	22
SATI	GU	HH	1.48	3.50e-2	74.0	79
ORO	IV	EH	1.77	9.12e-2	82.8	100
MMK	CH	HH	1.55	2.67e-2	86.6	67
RRL	GU	HH	1.36	1.78e-2	93.8	187
LAUCH	CH	HH	1.48	3.14e-2	98.0	41
SIMPL	CH	HH	0.91	8.11e-3	99.8	57
BHB	GU	HH	1.36	1.82e-2	105.7	166
PZZ	GU	HH	1.60	2.89e-2	139.7	174

Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation

Station

Net

Channel

PGA
(g)

PGV
(m/s)

IH 0*
(m)

IH 1*
(m)

IH 2*
(m)

Sa(T=0.10)
(g)

Sa(T=0.30)
(g)

Sa(T=1.00)
(g)

Sa(T=3.00)
(g)

Dist.
(km)

Azim.
(°)

COURM

HHZ

6.3590e-4

7.0034e-5

2.0787e-5

5.3670e-6

3.0455e-6

1.0943e-3

9.2359e-5

5.5007e-6

1.2034e-6

10.6

COURM

HHN

5.9637e-4

6.3511e-5

2.5342e-5

8.9659e-6

4.2022e-6

1.1334e-3

1.0426e-4

7.0308e-6

1.3533e-6

10.6

COURM

HHE

4.4687e-4

5.0587e-5

3.0219e-5

9.8046e-6

4.2155e-6

9.7611e-4

1.2049e-4

6.1485e-6

1.1447e-6

10.6

MRGE

HHZ

6.8024e-5

6.5996e-6

1.9734e-6

9.2843e-7

6.9614e-7

6.6582e-5

7.3273e-6

1.1395e-6

1.2071e-7

12.5

MRGE

HHN

2.5693e-4

2.5639e-5

4.5702e-6

1.9153e-6

1.1731e-6

3.0116e-4

1.3292e-5

2.2717e-6

5.2959e-7

12.5

MRGE

HHE

1.7366e-4

1.4005e-5

2.6893e-6

1.3752e-6

1.4407e-6

1.9734e-4

1.1497e-5

2.4819e-6

2.9417e-7

12.5

BLANC

HHZ

7.9445e-5

1.1163e-5

3.8128e-6

1.4323e-6

7.2365e-7

2.1198e-4

1.2104e-5

1.0108e-6

2.1419e-7

13.6

359

BLANC

HHN

1.2969e-4

1.9214e-5

4.4907e-6

3.0856e-6

2.0392e-6

3.0815e-4

1.9569e-5

2.7378e-6

4.8091e-7

13.6

359

BLANC

HHE

8.1231e-5

1.1513e-5

5.9597e-6

2.2501e-6

1.3077e-6

2.9428e-4

2.1628e-5

1.8725e-6

3.0891e-7

13.6

359

REMY

HHZ

2.3486e-5

4.4073e-6

1.9632e-6

4.9022e-7

2.8176e-7

4.6529e-5

1.1001e-5

4.2995e-7

8.9974e-8

21.2

REMY

HHN

1.9622e-5

3.5266e-6

2.0491e-6

6.9584e-7

3.0828e-7

5.2193e-5

7.6819e-6

4.8209e-7

7.5039e-8

21.2

REMY

HHE

1.9164e-5

3.6616e-6

2.0936e-6

6.1198e-7

3.3659e-7

5.0889e-5

1.1592e-5

5.4477e-7

9.8931e-8

21.2

LSD

HHZ

1.0076e-5

1.5989e-6

6.9017e-7

2.6803e-7

1.2494e-7

3.0064e-5

2.2014e-6

1.9654e-7

3.4580e-8

37.3

155

LSD

HHN

2.4995e-5

2.0043e-6

8.8281e-7

2.3111e-7

1.1641e-7

3.7836e-5

5.2730e-6

1.8830e-7

4.5972e-8

37.3

155

LSD

HHE

2.5464e-5

2.7512e-6

1.1584e-6

2.5680e-7

1.4194e-7

3.8099e-5

3.6577e-6

2.7702e-7

5.6783e-8

37.3

155

DIX

HHZ

1.6005e-5

2.0149e-6

1.1354e-6

2.9375e-7

1.4894e-7

4.1165e-5

3.9841e-6

2.3348e-7

4.7777e-8

51.8

DIX

HHN

1.8634e-5

2.4258e-6

1.3469e-6

4.6636e-7

2.1677e-7

3.0817e-5

6.8763e-6

2.8995e-7

5.6440e-8

51.8

DIX

HHE

2.3062e-5

2.6407e-6

1.3246e-6

4.4512e-7

2.1492e-7

3.6984e-5

5.2290e-6

3.3386e-7

6.6932e-8

51.8

CIRO

HHZ

4.9692e-6

6.6714e-7

2.8749e-7

1.0396e-7

5.1956e-8

9.3504e-6

1.5357e-6

7.7304e-8

1.3601e-8

52.7

109

CIRO

HHN

6.2710e-6

7.3418e-7

4.5088e-7

1.4771e-7

6.2730e-8

7.9112e-6

2.6323e-6

9.4496e-8

1.5843e-8

52.7

109

CIRO

HHE

6.4321e-6

7.9500e-7

2.3478e-7

9.5635e-8

4.0070e-8

9.8807e-6

9.2215e-7

5.9679e-8

1.5896e-8

52.7

109

RSP

HHZ

1.0463e-6

1.6739e-7

1.0692e-7

2.8478e-8

1.3343e-8

2.8343e-6

5.2312e-7

2.2376e-8

3.5296e-9

72.6

159

RSP

HHN

1.4659e-6

2.3633e-7

1.6064e-7

4.2095e-8

2.3063e-8

4.3148e-6

7.6015e-7

3.8643e-8

6.3873e-9

72.6

159

RSP

HHE

1.6154e-6

2.9015e-7

1.9727e-7

6.7932e-8

2.9062e-8

4.5708e-6

1.2555e-6

4.0353e-8

7.0492e-9

72.6

159

SENIN

HHZ

5.7219e-6

1.3315e-6

1.0478e-6

3.1546e-7

1.3415e-7

1.3116e-5

4.4019e-6

1.9750e-7

3.3410e-8

73.6

SENIN

HHN

3.6275e-6

8.1051e-7

7.0435e-7

2.0697e-7

9.5756e-8

1.5241e-5

4.0525e-6

1.5429e-7

2.0487e-8

73.6

SENIN

HHE

5.8929e-6

8.9222e-7

7.2579e-7

2.1714e-7

1.0590e-7

1.8550e-5

4.0870e-6

1.5263e-7

2.5127e-8

73.6

SATI

HHZ

2.5243e-6

4.0916e-7

1.8696e-7

5.6684e-8

2.3902e-8

7.9332e-6

6.1798e-7

3.7228e-8

8.7488e-9

74.0

SATI

HHN

5.1968e-6

6.6808e-7

2.8375e-7

7.9433e-8

4.0091e-8

1.7372e-5

8.7793e-7

6.7477e-8

1.4866e-8

74.0

SATI

HHE

5.1898e-6

7.7229e-7

3.5240e-7

7.9045e-8

4.2886e-8

2.0189e-5

1.0885e-6

7.0272e-8

1.7300e-8

74.0

ORO

EHZ

4.2675e-6

6.8963e-7

5.5955e-7

1.5056e-7

7.2132e-8

1.1367e-5

3.2281e-6

1.0437e-7

1.8188e-8

82.8

100

ORO

EHN

6.3071e-6

1.0440e-6

8.2390e-7

3.2424e-7

1.3889e-7

2.3839e-5

4.6713e-6

1.9182e-7

2.8536e-8

82.8

100

ORO

EHE

7.8758e-6

1.2430e-6

8.0161e-7

2.5313e-7

1.2997e-7

2.0937e-5

2.8471e-6

2.0752e-7

3.3699e-8

82.8

100

EMBD

HHZ

6.8193e-7

1.5456e-7

1.4829e-7

6.2127e-8

2.1008e-8

1.9726e-6

1.0342e-6

3.0775e-8

4.5912e-9

86.4

EMBD

HHN

6.4565e-7

1.0724e-7

1.0766e-7

4.6110e-8

1.7729e-8

2.1711e-6

7.1381e-7

2.1013e-8

2.9654e-9

86.4

EMBD

HHE

6.2061e-7

1.0969e-7

9.6617e-8

5.0581e-8

2.1318e-8

1.5573e-6

5.4586e-7

2.2615e-8

2.6143e-9

86.4

MMK

HHZ

1.5719e-6

3.1915e-7

1.7994e-7

5.5610e-8

3.0967e-8

4.6422e-6

9.9820e-7

4.7528e-8

8.1872e-9

86.6

MMK

HHN

1.9437e-6

4.0021e-7

2.5489e-7

6.4396e-8

3.4234e-8

4.9524e-6

9.9576e-7

5.4067e-8

1.0608e-8

86.6

MMK

HHE

1.4678e-6

2.0308e-7

1.3742e-7

5.6143e-8

2.1824e-8

3.7029e-6

4.4134e-7

2.9166e-8

5.6911e-9

86.6

RRL

HHZ

6.8443e-7

1.0419e-7

8.4513e-8

4.6377e-8

1.8336e-8

2.6329e-6

3.8154e-7

2.7675e-8

2.6748e-9

93.8

187

RRL

HHN

8.0267e-7

1.9262e-7

1.6548e-7

6.7174e-8

2.9269e-8

3.0638e-6

8.1865e-7

3.7966e-8

5.0976e-9

93.8

187

RRL

HHE

6.5030e-7

1.9503e-7

1.6460e-7

7.6313e-8

2.8271e-8

1.6056e-6

1.0532e-6

4.4816e-8

5.1187e-9

93.8

187

LAUCH

HHZ

8.8246e-7

1.7939e-7

1.4579e-7

5.3620e-8

2.7236e-8

4.4513e-6

9.7191e-7

3.4931e-8

4.8981e-9

98.0

LAUCH

HHN

1.3984e-6

2.7264e-7

1.8674e-7

6.4978e-8

3.3043e-8

5.4747e-6

1.2706e-6

4.6786e-8

6.2339e-9

98.0

LAUCH

HHE

1.7463e-6

3.8722e-7

3.6494e-7

1.0315e-7

4.7721e-8

6.8935e-6

2.3693e-6

6.6827e-8

1.1428e-8

98.0

SIMPL

HHZ

7.3775e-7

1.2509e-7

9.1567e-8

3.5977e-8

1.3056e-8

2.0067e-6

4.3479e-7

1.9325e-8

2.6652e-9

99.8

SIMPL

HHN

7.6294e-7

9.0650e-8

7.9824e-8

3.4008e-8

1.3710e-8

1.9161e-6

3.5955e-7

2.1498e-8

2.5374e-9

99.8

SIMPL

HHE

6.9715e-7

1.1453e-7

8.5307e-8

3.6172e-8

1.5832e-8

2.1608e-6

3.1798e-7

1.8913e-8

2.5938e-9

99.8

BHB

HHZ

1.8626e-6

2.2054e-7

1.5051e-7

6.2150e-8

3.3300e-8

3.7946e-6

5.8959e-7

6.8248e-8

5.1005e-9

105.7

166

BHB

HHN

1.8443e-6

2.7201e-7

2.0633e-7

5.7433e-8

2.7821e-8

4.6495e-6

7.8572e-7

5.5531e-8

6.9360e-9

105.7

166

BHB

HHE

9.7280e-7

1.6143e-7

1.4332e-7

7.1150e-8

2.6819e-8

3.8210e-6

5.3788e-7

4.0249e-8

5.7958e-9

105.7

166

PZZ

HHZ

1.6523e-6

4.4225e-7

3.0037e-7

7.6165e-8

4.0146e-8

3.4230e-6

1.1903e-6

6.1293e-8

1.0954e-8

139.7

174

PZZ

HHN

1.2768e-6

2.6693e-7

1.9254e-7

6.3294e-8

3.9500e-8

3.0737e-6

8.7351e-7

6.0141e-8

6.6713e-9

139.7

174

PZZ

HHE

1.4800e-6

4.0875e-7

3.0351e-7

7.1997e-8

3.7733e-8

4.0337e-6

1.7980e-6

5.2805e-8

1.0792e-8

139.7

174

*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

MANUAL Location - Area: Alpi Graie , magnitude (ML): 1.4 2024-11-18 20:40:33 (UTC)

MANUAL Location - Area: Alpi Graie , magnitude (M_L): 1.4
2024-11-18 20:40:33 (UTC)