RsniPicker2 Automatic Earthquake Location

AUTOMATIC Location - Area: Alpi Graie , magnitude (M_L): 0.7
2025-07-03 19:26:24 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2025-07-03 19:31:10

Earthquake info - RsniPicker₂ automatic location

Event - ID :	250703192559
Magnitude (M_L) :	0.7 +/- 0.5
Origin Time :	2025-07-03 19:26:24.76 (UTC)
Location :	Latitude: 45.773 N, Longitude: 7.321 E
Area :	Alpi Graie
Depth (km) :	10.56
Distances (km) :	1.6 --- Roisan (AO) 2.3 --- Gignod (AO) 3.8 --- Aosta (AO) 3.9 --- Saint-Christophe (AO) 5.2 --- Pollein (AO) 5.4 --- Doues (AO) 5.6 --- Allein (AO) 5.9 --- Charvensod (AO) 5.9 --- Valpelline (AO) 6.4 --- Gressan (AO) 7.3 --- Jovencan (AO) 7.8 --- Sarre (AO) 8.1 --- Brissogne (AO) 8.2 --- Quart (AO) 8.8 --- Ollomont (AO) 9.0 --- Etroubles (AO) 9.8 --- Aymavilles (AO) 9.9 --- Saint-Pierre (AO) 10.1 --- Oyace (AO) 10.4 --- Saint-Oyen (AO)

Quality location estimate:
Erh: 4.9 km, Erz: 2.4 km, Nf: 7, Gap: 172°, Rms: 0.056 s
Stazioni validate: 4

RsniPicker₂ - Automatic location results

Station	Net	P arrival times	P pick err	P pick weight	P res	Nll weight	S arrival time	S pick err	S pick weight	S res	Nll weight	Dist.
REMY	GU	2025-07-03 19:26:28.750	0.011	0	0.01	1.63	2025-07-03 19:26:31.500	0.054	1	-0.02	1.44	18.1
MRGE	IV	--:--	-.---	-	-.--	-.--	2025-07-03 19:26:31.840	0.189	2	-0.60	0.05	22.8
BLANC	GU	2025-07-03 19:26:31.379	0.018	0	-0.02	1.56	--:--	-.---	-	-.--	-.--	32.8
DIX	CH	2025-07-03 19:26:28.875	0.020	0	-3.04	0.00	--:--	-.---	-	-.--	-.--	36.5
LSD	GU	2025-07-03 19:26:32.090	0.021	0	0.02	1.45	--:--	-.---	-	-.--	-.--	39.2
RSP	GU	2025-07-03 19:26:36.950	0.036	0	-0.13	0.86	--:--	-.---	-	-.--	-.--	70.4

RsniPicker₂ - Automatic magnitude (M_L) calculation results

Station	Net	Stat. Mag.	Wood-And. Ampl.	Dist. (km)	Azimuth	Used
REMY	GU	0.30	6.38e-2	18.1	300	SI
MRGE	IV	0.10	2.33e-2	22.8	269	SI
DIX	CH	1.70	4.03e-1	36.5	11	SI
LSD	GU	0.50	2.59e-2	39.2	203	SI
RSP	GU	0.80	1.44e-2	70.4	184	SI

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

Station

Net

Channel

PGA
(g)

PGV
(m/s)

PGD
(m)

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.
(°)

REMY

HHZ

7.3610e-6

9.0564e-7

0.0000e+0

4.3219e-7

7.8273e-7

1.1178e-6

1.1351e-5

1.4453e-6

7.9731e-8

1.4940e-8

18.1

300

REMY

HHN

1.0436e-5

1.4805e-6

0.0000e+0

8.1125e-7

1.4985e-6

2.6419e-5

1.7787e-6

1.2412e-7

3.0904e-8

18.1

300

REMY

HHE

1.0091e-5

1.1680e-6

0.0000e+0

6.1938e-7

1.1371e-6

1.6492e-6

1.9932e-5

1.5471e-6

1.4728e-7

2.4391e-8

18.1

300

MRGE

HHZ

4.3861e-6

4.0397e-7

0.0000e+0

1.4829e-7

3.1977e-7

4.7440e-7

2.9286e-6

3.2287e-7

3.9545e-8

7.5784e-9

22.8

269

MRGE

HHN

7.0003e-6

5.9963e-7

0.0000e+0

2.8211e-7

5.9751e-7

7.8458e-6

4.8498e-7

7.9620e-8

1.1437e-8

22.8

269

MRGE

HHE

5.4625e-6

5.7759e-7

0.0000e+0

1.9703e-7

4.1674e-7

6.3054e-7

4.8342e-6

4.1427e-7

8.1707e-8

1.1328e-8

22.8

269

BLANC

HHZ

4.2243e-6

5.3944e-7

0.0000e+0

1.1801e-7

2.0601e-7

2.9380e-7

3.8172e-6

3.2193e-7

2.4909e-8

4.3175e-9

32.8

-1

BLANC

HHN

6.1473e-6

7.5507e-7

0.0000e+0

1.4661e-7

2.7961e-7

6.2072e-6

3.5230e-7

4.2209e-8

5.7752e-9

32.8

-1

BLANC

HHE

3.7172e-6

4.3800e-7

0.0000e+0

1.4512e-7

2.7290e-7

3.9783e-7

5.4903e-6

3.7126e-7

3.2393e-8

6.5224e-9

32.8

-1

DIX

HHZ

4.2792e-5

4.9747e-6

0.0000e+0

3.3411e-6

6.0812e-6

8.6404e-6

1.3132e-4

1.0028e-5

6.3933e-7

1.1495e-7

36.5

DIX

HHN

4.4651e-5

4.7920e-6

0.0000e+0

2.4405e-6

4.7544e-6

5.0816e-5

6.3009e-6

4.7118e-7

1.0337e-7

36.5

DIX

HHE

6.2093e-5

8.4641e-6

0.0000e+0

4.9413e-6

9.3906e-6

1.3678e-5

1.4095e-4

1.2063e-5

9.0762e-7

1.9661e-7

36.5

LSD

HHZ

5.4226e-6

7.0725e-7

0.0000e+0

3.6506e-7

7.1826e-7

1.0561e-6

1.2472e-5

6.3809e-7

5.4232e-8

1.3651e-8

39.2

203

LSD

HHN

6.6395e-6

5.7964e-7

0.0000e+0

3.0318e-7

5.8118e-7

8.4580e-6

6.9774e-7

4.9265e-8

1.0722e-8

39.2

203

LSD

HHE

6.2891e-6

5.8645e-7

0.0000e+0

3.5427e-7

6.4102e-7

9.2638e-7

9.2633e-6

8.1937e-7

5.1524e-8

1.2091e-8

39.2

203

RSP

HHZ

1.4849e-6

1.7263e-7

0.0000e+0

1.0143e-7

1.9033e-7

2.7395e-7

3.4484e-6

2.4572e-7

2.6008e-8

3.9340e-9

70.4

184

RSP

HHN

1.6278e-6

2.0641e-7

0.0000e+0

1.3707e-7

2.4509e-7

2.7022e-6

4.5934e-7

3.7949e-8

4.7137e-9

70.4

184

RSP

HHE

1.8805e-6

2.7129e-7

0.0000e+0

1.5775e-7

2.9265e-7

4.2926e-7

4.3881e-6

4.9159e-7

4.7514e-8

5.5603e-9

70.4

184

*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)

AUTOMATIC Location - Area: Alpi Graie , magnitude (ML): 0.7 2025-07-03 19:26:24 (UTC)

AUTOMATIC Location - Area: Alpi Graie , magnitude (M_L): 0.7
2025-07-03 19:26:24 (UTC)