Alert sss2025yxbp: determined by 37 phases, type A

 LOCSAT solution with earthmodel iasp91 (with start solution, 37 phases used, weight 37):

  Kuril Islands  M=5.4  2025/12/21  03:47:59.1  43.23 N  147.98 E   10 km

  Stat  Net Date      Time               Amp  Per   Res  Dist  Az  mb  ML  mB
  YSS   IU  25/12/21  03:49:17.9       831.3  0.7   0.2   5.2 317 5.9 5.4 5.8
  INCN  IU  25/12/21  03:51:59.7        69.9  1.0  -0.3  17.2 258 4.9 0.0 0.0
  BJT   IC  25/12/21  03:53:12.5       121.0  1.4  -0.6  23.8 273 5.2 0.0 5.6
  ULN   IU  25/12/21  03:53:57.4       167.5  1.5   0.4  28.7 294 5.7 0.0 5.9
  CCB   AK  25/12/21  03:55:44.1        26.6  0.9   1.0  41.0  36 5.2 0.0 0.0
  KURK  II  25/12/21  03:56:24.1        53.0  0.9  -0.6  46.2 305 5.5 0.0 5.5
  SHL   IN  25/12/21  03:56:43.5        72.2  1.2   0.4  48.5 268 5.5 0.0 6.5
  YKAW3 CN  25/12/21  03:57:36.0         0.0  0.0  -0.3  55.6  34 0.0 0.0 0.0
  KIV   II  25/12/21  03:59:15.4       202.0  0.8   1.2  70.3 312 6.2 0.0 6.2
  GNI   IU  25/12/21  03:59:24.3        50.8  1.0   1.6  71.7 308 5.6 0.0 5.8
  SUW   PL  25/12/21  03:59:23.1        23.3  1.0  -1.1  72.0 330 5.2 0.0 0.0
  UOSS  II  25/12/21  03:59:38.9        88.9  0.8   0.4  74.4 290 5.9 0.0 0.0
  RGN   GE  25/12/21  03:59:41.1        95.9  1.1  -0.5  74.9 335 5.8 0.0 0.0
  TIRR  GE  25/12/21  03:59:55.7        37.6  1.5   1.5  77.1 320 5.3 0.0 0.0
  MORC  GE  25/12/21  03:59:56.0        56.7  0.8  -0.0  77.4 330 5.7 0.0 0.0
  DRGR  RO  25/12/21  03:59:58.5        20.8  1.5   0.3  77.8 325 5.0 0.0 0.0
  PSZ   GE  25/12/21  03:59:59.5        43.4  0.8  -0.0  78.0 327 5.6 0.0 0.0
  ANTO  IU  25/12/21  04:00:02.0       122.0  0.8   0.6  78.4 315 6.1 0.0 5.9
  GRFO  IU  25/12/21  04:00:08.4        81.1  1.0  -0.2  79.7 333 5.8 0.0 0.0
  VRSS  SJ  25/12/21  04:00:08.1        45.0  0.8  -0.6  79.7 325 5.6 0.0 0.0
  MOA   OE  25/12/21  04:00:11.1        33.1  0.7  -0.3  80.2 331 5.5 0.0 0.0
  ARSA  OE  25/12/21  04:00:11.4        17.6  0.9  -0.2  80.3 329 5.2 0.0 0.0
  PLD   BS  25/12/21  04:00:13.9        24.9  1.1   0.6  80.6 321 5.2 0.0 0.0
  ZAPS  SJ  25/12/21  04:00:12.7        62.9  0.8  -0.9  80.6 323 5.8 0.0 5.6
  VTS1  BS  25/12/21  04:00:15.3        36.6  1.1   0.3  80.9 322 5.4 0.0 5.8
  TEKS  SJ  25/12/21  04:00:14.4        28.9  0.7  -0.9  80.9 326 5.5 0.0 0.0
  STU   GE  25/12/21  04:00:15.9        45.7  1.0  -0.4  81.1 334 5.5 0.0 0.0
  SELS  SJ  25/12/21  04:00:16.6        23.8  0.9  -0.8  81.3 324 5.3 0.0 0.0
  KKB   BS  25/12/21  04:00:18.7        25.3  1.3   0.2  81.6 322 5.2 0.0 0.0
  CSS   GE  25/12/21  04:00:19.2        36.7  0.7  -0.2  81.8 311 5.6 0.0 5.7
  KNT   HT  25/12/21  04:00:21.7        57.0  1.8  -0.3  82.2 322 5.4 0.0 0.0
  GRG   HT  25/12/21  04:00:23.9        15.4  0.7  -0.1  82.6 322 5.2 0.0 0.0
  FUORN CH  25/12/21  04:00:24.6        23.2  0.7   0.2  82.7 332 5.4 0.0 0.0
  PDG   MN  25/12/21  04:00:24.2        49.0  0.8  -0.7  82.8 325 5.7 0.0 0.0
  MSBI  GE  25/12/21  04:00:28.6        31.0  0.9   1.1  83.3 307 5.4 0.0 5.8
  TIR   MN  25/12/21  04:00:27.6        58.5  0.7  -0.5  83.4 324 5.8 0.0 0.0
  AQU   MN  25/12/21  04:00:36.9        28.5  0.8  -0.4  85.2 328 5.4 0.0 0.0

 RMS-ERR:         0.67

 First location:  2025/12/21 04:01:01
 This location:   2025/12/21 04:25:44