Alert sss2025ywxa: determined by 49 phases, type A

 LOCSAT solution with earthmodel iasp91 (with start solution, 49 phases used, weight 49):

  Near East Coast of Honshu, Japan  M=5.6  2025/12/21  01:28:57.2  40.72 N  142.16 E   10 km

  Stat  Net Date      Time               Amp  Per   Res  Dist  Az  mb  ML  mB
  YSS   IU  25/12/21  01:30:32.4       837.5  1.0   2.9   6.3   4 5.8 5.6 5.9
  JOW   JP  25/12/21  01:33:07.9        96.8  0.5   0.5  18.0 224 5.3 0.0 0.0
  BJT   IC  25/12/21  01:33:27.4       219.8  0.9  -0.3  19.7 277 5.5 0.0 5.5
  YAK   IU  25/12/21  01:33:55.7      1200.4  0.8  -2.4  22.6 345 6.3 0.0 6.2
  ULN   IU  25/12/21  01:34:29.4        99.8  0.7  -0.2  25.9 298 5.5 0.0 5.5
  HKPS  HK  25/12/21  01:35:07.7       194.4  1.5   2.1  30.0 241 5.8 0.0 0.0
  KURK  II  25/12/21  01:37:06.0       204.1  0.7  -0.0  44.0 305 6.2 0.0 6.0
  SHL   IN  25/12/21  01:37:05.8       104.5  0.6  -0.2  44.1 266 5.9 0.0 0.0
  CCB   AK  25/12/21  01:37:18.7        22.8  0.8   0.9  45.5  34 5.2 0.0 0.0
  SBM   MY  25/12/21  01:37:27.0        29.7  0.9   0.7  46.8 223 5.2 0.0 0.0
  PLAI  GE  25/12/21  01:38:21.4        74.0  0.9  -1.4  54.4 210 5.7 0.0 5.8
  KEV   IU  25/12/21  01:39:04.7       129.7  1.1  -0.2  60.0 339 5.9 0.0 0.0
  YKAW3 CN  25/12/21  01:39:05.3        31.9  1.3  -0.3  60.1  31 5.2 0.0 0.0
  CTAO  IU  25/12/21  01:39:08.2         9.1  1.0   0.2  60.9 176 4.8 0.0 0.0
  PUL   GE  25/12/21  01:39:39.3       358.3  1.1   0.2  65.1 329 6.3 0.0 6.5
  MBWA  IU  25/12/21  01:39:36.9        84.9  1.1  -0.4  65.3 203 5.7 0.0 0.0
  KIV   II  25/12/21  01:40:03.7       305.9  1.0   1.3  68.7 310 6.3 0.0 6.4
  GNI   IU  25/12/21  01:40:09.9       102.8  1.3   1.0  69.8 306 5.8 0.0 6.0
  UOSS  II  25/12/21  01:40:17.0       205.0  0.8   0.2  71.1 287 6.2 0.0 6.1
  KONO  IU  25/12/21  01:40:24.5        27.8  1.2   0.1  72.3 337 5.2 0.0 0.0
  RGN   GE  25/12/21  01:40:41.9       212.4  1.2   0.5  75.2 332 6.1 0.0 0.0
  TIRR  GE  25/12/21  01:40:47.3        51.7  1.1   0.3  76.2 318 5.5 0.0 5.9
  TIRR  GE  25/12/21  01:40:47.3        51.7  1.1   0.4  76.2 318 5.5 0.0 5.9
  ANTO  IU  25/12/21  01:40:51.8        92.9  1.1   0.3  77.0 312 5.8 0.0 6.0
  MORC  GE  25/12/21  01:40:53.6         0.0  0.0   0.2  77.3 327 0.0 0.0 0.0
  PSZ   GE  25/12/21  01:40:55.9        86.7  1.0   0.3  77.7 325 5.8 0.0 0.0
  PLD   BS  25/12/21  01:41:06.8        39.9  1.3   0.2  79.7 318 5.4 0.0 0.0
  GRFO  IU  25/12/21  01:41:07.9       159.1  1.3   0.4  79.9 330 6.0 0.0 0.0
  CSS   GE  25/12/21  01:41:08.0       104.5  0.8  -0.3  80.0 308 6.0 0.0 6.0
  ARSA  OE  25/12/21  01:41:08.8        56.5  1.7   0.0  80.1 326 5.4 0.0 0.0
  VTS1  BS  25/12/21  01:41:09.3       121.5  0.9   0.5  80.1 319 6.0 0.0 6.1
  MOA   OE  25/12/21  01:41:09.1        43.3  1.6   0.1  80.1 327 5.3 0.0 0.0
  KKB   BS  25/12/21  01:41:12.5        97.6  1.2   0.4  80.7 319 5.8 0.0 6.1
  MSBI  GE  25/12/21  01:41:15.5        37.8  1.2   0.6  81.3 304 5.4 0.0 5.8
  STU   GE  25/12/21  01:41:15.0       113.2  0.9  -0.6  81.4 331 6.0 0.0 0.0
  PDG   MN  25/12/21  01:41:19.3       156.2  0.9  -0.4  82.2 321 6.1 0.0 6.2
  TIR   MN  25/12/21  01:41:22.9       168.6  0.9   0.3  82.7 320 6.1 0.0 6.2
  FUORN CH  25/12/21  01:41:23.1       169.7  1.0   0.4  82.7 329 6.1 0.0 0.0
  APE   GE  25/12/21  01:41:22.3        92.0  0.9  -1.6  83.0 314 5.9 0.0 5.9
  KARP  GE  25/12/21  01:41:24.4       150.7  0.8  -0.5  83.2 312 6.1 0.0 0.0
  AQU   MN  25/12/21  01:41:34.2        87.9  1.0   0.4  84.9 325 5.9 0.0 5.9
  PII   IV  25/12/21  01:41:32.8        60.0  0.9  -1.6  85.0 327 5.7 0.0 0.0
  PII   IV  25/12/21  01:41:32.8        60.0  0.9  -1.6  85.0 327 5.7 0.0 0.0
  MARCO GE  25/12/21  01:41:34.2        36.1  0.7  -2.4  85.5 322 5.6 0.0 0.0
  TOLF  IV  25/12/21  01:41:36.8        17.8  1.1  -1.2  85.7 325 5.1 0.0 0.0
  TOLF  IV  25/12/21  01:41:36.8        17.8  1.1  -1.2  85.7 325 5.1 0.0 0.0
  ATD   G   25/12/21  01:41:56.3        69.7  1.2   1.3  89.4 285 5.8 0.0 6.1
  SSPA  IU  25/12/21  01:42:02.7        59.6  1.5   0.2  90.9  29 5.7 0.0 0.0
  TAM   G   25/12/21  01:43:04.8         0.5  0.8   0.1 104.8 319 4.5 0.0 0.0

 RMS-ERR:         0.97

 First location:  2025/12/21 01:40:29
 This location:   2025/12/21 02:05:10