Data Report
Bulletin / 2020-11
Contributed by CUPWA
Date 2020-11-05
Origin Time 1446 23.31 +- 1.42
Zone 50
Easting 710.17 +- 12.95 Longitude 119.234
Northing 6414.84 +- 8.41 Latitude -32.384
Depth 13.95 +- 13.64
Arrival times = 8 S.D. = 0.166 Seismographs = 6
Nearest recorder = 106.5 km Gap = 201.2 deg Accuracy = B
Effects Code = Imax = 0 Fault =
35 km E ( 78 deg) of HYDN
WESTERN AUSTRALIA
323 km E ( 99 deg) of PERTH
35 km E ( 78 deg) of Hyden
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign -10.0
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
AKUL P 41.15 0.10 1.25 41.13 0.02 106.5 252 4.8 39.0
AKUL S 53.70 1.00 0.71 53.82 -0.12 106.5 252 5.2 29.8
STHX P 44.66 0.10 1.23 44.63 0.03 128.2 3 3.9 38.9
KLBR P 50.16 0.10 1.21 50.07 0.09 165.1 301 -37.9 52.0
KLBR S 70.00 1.00 0.69 69.63 0.37 165.1 301 -36.7 45.7
ONGR P 52.27 0.20 1.04 52.21 0.06 181.8 205 -37.9 52.0
WATG P 55.30 0.20 1.03 55.50 -0.20 207.8 331 -37.9 52.0
KORD P 58.62 0.20 1.02 58.88 -0.26 234.2 315 -37.9 52.0
8 times used, S = 0.166
Deferred Data
STHX S 61.60 1.00 0.70 59.87 1.73 128.2 3 4.1 29.7
ONGR S 72.73 1.00 0.68 73.39 -0.66 181.8 205 -36.7 45.7
NWAO P 54.90 0.20 1.03 54.16 0.74 197.1 251 -37.9 52.0
NWAO S 77.74 1.00 0.67 76.80 0.94 197.1 251 -36.7 45.7
WATG S 80.36 1.00 0.67 79.16 1.20 207.8 331 -36.7 45.7
KORD S 87.22 1.00 0.66 85.08 2.14 234.2 315 -36.7 45.7
BCON P 62.43 0.20 1.01 63.05 -0.62 266.6 328 -37.9 52.0
KMBL P 62.52 0.30 0.92 64.24 -1.72 275.7 66 -37.9 52.0
KMBL S 92.92 1.00 0.65 94.44 -1.52 275.7 66 -36.7 45.7
Velocity Ratios
AKUL KLBR
AKUL 1.70 0.00
0.07 0.00
KLBR 0.00 1.74
0.00 0.04
Date 2020-11-14
Origin Time 2043 38.28 +- 0.59
Zone 50
Easting 595.68 +- 3.67 Longitude 118.034
Northing 6260.00 +- 3.90 Latitude -33.796
Depth 6.44 +- 12.25
Arrival times = 12 S.D. = 0.226 Seismographs = 6
Nearest recorder = 34.3 km Gap = 123.9 deg Accuracy = B
Effects Code = Imax = 0 Fault =
14 km NW (297 deg) of GNOC
WESTERN AUSTRALIA
289 km SE (136 deg) of PERTH
134 km N ( 6 deg) of ALBANY
15 km N ( 12 deg) of Gnowangerup
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.5
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
ONGR P 43.96 0.05 1.58 43.99 -0.03 34.3 102 11.1 11.1
ONGR S 47.91 0.50 0.90 47.95 -0.04 34.3 102 11.1 11.1
TMBL P 45.82 0.10 1.34 45.82 0.00 45.7 232 8.1 8.1
TMBL S 51.30 0.50 0.88 51.04 0.26 45.7 232 8.1 8.1
DBYG P 46.42 0.05 1.53 46.48 -0.06 49.8 326 7.7 7.7
DBYG S 52.42 0.50 0.87 52.17 0.25 49.8 326 7.7 7.7
NWAO P 57.61 0.10 1.24 58.00 -0.39 121.8 322 -30.8 30.8
NWAO S 71.90 1.00 0.70 71.97 -0.07 121.8 322 3.2 3.2
AKUL P 58.90 0.10 1.24 58.50 0.40 125.3 5 -30.8 30.8
AKUL S 72.80 1.00 0.70 72.95 -0.15 125.3 5 3.1 3.1
RKGY P 59.57 0.30 0.99 59.53 0.04 132.7 226 -30.8 30.8
RKGY S 74.80 1.00 0.70 74.99 -0.19 132.7 226 2.9 2.9
12 times used, S = 0.226
Deferred Data
COR2 P 68.87 0.10 1.19 67.39 1.48 191.4 352 -42.2 42.2
COR2 S 91.90 1.00 0.68 89.15 2.75 191.4 352 -40.3 40.3
COR2 SG 91.90 1.00 0.68 91.18 0.72 191.4 352 2.0 2.0
KLBR P 75.43 0.30 0.93 73.96 1.47 245.8 353 -42.2 42.2
KLBR S 102.90 1.00 0.66 100.60 2.30 245.8 353 -40.3 40.3
MORW P 113.30 0.30 0.86 111.62 1.68 557.2 339 -42.2 42.2
Velocity Ratios
ONGR TMBL DBYG NWAO AKUL RKGY
ONGR 1.69 0.00 0.00 1.76 1.67 1.72
0.10 0.00 0.00 0.13 0.12 0.14
TMBL 0.00 1.73 0.00 1.75 1.64 1.71
0.00 0.09 0.00 0.16 0.14 0.16
DBYG 0.00 0.00 1.74 1.74 1.63 1.70
0.00 0.00 0.07 0.16 0.14 0.16
NWAO 1.76 1.75 1.74 1.74 0.00 0.00
0.13 0.16 0.16 0.06 0.00 0.00
AKUL 1.67 1.64 1.63 0.00 1.67 0.00
0.12 0.14 0.14 0.00 0.06 0.00
RKGY 1.72 1.71 1.70 0.00 0.00 1.72
0.14 0.16 0.16 0.00 0.00 0.07
Date 2020-11-16
Origin Time 2034 21.41 +- 0.88
Zone 50
Easting 522.52 +- 6.43 Longitude 117.234
Northing 6659.84 +- 7.97 Latitude -30.193
Depth 7.73 +- 22.62
Arrival times = 9 S.D. = 0.259 Seismographs = 7
Nearest recorder = 53.5 km Gap = 150.5 deg Accuracy = B
Effects Code = Imax = 0 Fault =
8 km NW (313 deg) of BK3
WESTERN AUSTRALIA
235 km NE ( 34 deg) of PERTH
23 km NE ( 29 deg) of Kalannie
Record Dur Sync Unc Resp Seismometer Recorder Pol
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.4
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
BCON P 30.29 0.10 1.33 30.23 0.06 53.5 107 8.5 8.5
BCON S 36.30 1.00 0.75 36.35 -0.05 53.5 107 8.5 8.5
CADX P 32.06 0.10 1.31 32.02 0.04 64.6 188 7.1 7.1
CADX S 40.00 0.50 0.85 39.38 0.62 64.6 188 7.1 7.1
BLDU P 32.37 0.10 1.30 32.67 -0.29 68.6 227 6.7 6.7
KORD P 34.24 0.10 1.28 34.54 -0.30 80.1 161 5.6 5.6
WATG P 39.42 0.20 1.09 39.38 0.04 110.2 123 -30.8 30.8
MEKS PG 49.00 0.20 1.05 48.89 0.11 168.3 186 2.7 2.7
MORW PG 49.42 0.30 0.97 49.17 0.25 170.0 316 2.7 2.7
9 times used, S = 0.259
Deferred Data
BLDU S 40.00 1.00 0.74 40.48 -0.48 68.6 227 6.7 6.7
KORD S 42.96 1.00 0.73 43.64 -0.68 80.1 161 5.6 5.6
WATG S 52.00 1.00 0.71 51.93 0.07 110.2 123 4.1 4.1
KLBR P 47.15 0.20 1.05 46.77 0.38 162.8 162 -30.8 30.8
KLBR S 65.60 1.00 0.69 65.95 -0.35 162.8 162 -23.9 23.9
MEKS SG 67.45 1.00 0.68 67.95 -0.50 168.3 186 2.7 2.7
MORW P 49.42 0.30 0.97 47.77 1.65 170.0 316 -30.8 30.8
COR2 P 53.76 0.20 1.02 53.30 0.46 215.6 166 -42.2 42.2
COR2 SG 80.45 1.00 0.67 81.00 -0.55 215.6 166 2.1 2.1
NWAO P 64.24 0.30 0.92 63.86 0.38 303.0 180 -42.2 42.2
Velocity Ratios
BCON CADX
BCON 1.68 0.00
0.13 0.00
CADX 0.00 1.75
0.00 0.06
Date 2020-11-18
Origin Time 1820 11.81 +- 1.64
Zone 50
Easting 756.19 +- 13.01 Longitude 119.723
Northing 6413.04 +- 9.58 Latitude -32.390
Depth 12.50 +- 26.22
Arrival times = 10 S.D. = 0.716 Seismographs = 6
Nearest recorder = 134.0 km Gap = 126.0 deg Accuracy = D
Effects Code = Imax = 0 Fault =
80 km E ( 85 deg) of HYDN
WESTERN AUSTRALIA
369 km E ( 99 deg) of PERTH
195 km W (263 deg) of NORSEMAN
Record Dur Sync Unc Resp Seismometer Recorder Pol
KLLS 0.00 Seismograph details unknown
MAGNITUDES
Code R ML MD MB MS MW MN
No magnitudes known Assign ML 2.6
DATA USED
Code Wave AT +- WT CT DT Dist Azim Ad Ae
STHX P 32.37 0.10 1.23 32.74 -0.37 134.0 343 -30.8 30.8
STHX S 49.10 1.00 0.70 48.54 0.56 134.0 343 -23.9 23.9
AKUL PG 37.16 0.20 1.06 36.51 0.65 150.8 257 4.9 4.9
AKUL S 54.15 1.00 0.69 52.80 1.35 150.8 257 -23.9 23.9
COR2 P 39.57 0.10 1.19 39.91 -0.34 188.6 279 -42.2 42.2
KLLS PG 44.57 1.00 0.75 43.66 0.91 194.8 90 3.8 3.8
ONGR PG 44.84 0.50 0.86 45.33 -0.49 205.1 216 3.6 3.6
ONGR SG 68.00 1.00 0.67 68.58 -0.58 205.1 216 3.6 3.6
KLBR PG 44.51 0.50 0.86 45.49 -0.98 206.0 295 3.6 3.6
KLBR SG 69.30 1.00 0.67 68.84 0.46 206.0 295 3.6 3.6
10 times used, S = 0.716
Velocity Ratios
STHX
STHX 1.81
0.06