Alert sss2025ygex: determined by 37 phases, type A

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

  Hokkaido, Japan Region  M=4.9  2025/12/11  22:09:18.9  41.25 N  142.55 E   10 km

  Stat  Net Date      Time               Amp  Per   Res  Dist  Az  mb  ML  mB
  YSS   IU  25/12/11  22:10:46.5       134.5  1.1   2.8   5.7   1 4.9 4.8 5.1
  BJT   IC  25/12/11  22:13:52.9        67.9  1.0   1.0  20.0 275 4.9 0.0 5.1
  YAK   IU  25/12/11  22:14:10.4       206.9  0.9  -4.7  22.2 344 5.5 0.0 5.3
  ULN   IU  25/12/11  22:14:52.1        32.6  1.0   0.6  25.9 297 4.9 0.0 5.3
  ENH   IC  25/12/11  22:15:14.8        47.5  0.9  -2.3  28.8 258 5.3 0.0 0.0
  KURK  II  25/12/11  22:17:25.7        34.1  0.9  -1.4  44.0 305 5.3 0.0 5.4
  CCB   AK  25/12/11  22:17:34.8        13.7  1.3   0.1  44.9  35 4.7 0.0 0.0
  YKAW3 CN  25/12/11  22:19:22.0        21.4  1.3  -1.1  59.5  31 5.0 0.0 0.0
  KIV   II  25/12/11  22:20:22.9       226.8  1.1  -0.4  68.6 310 6.2 0.0 6.2
  GNI   IU  25/12/11  22:20:31.9        37.1  1.1   1.8  69.7 306 5.4 0.0 0.0
  UOSS  II  25/12/11  22:20:39.7        43.0  1.0   0.4  71.2 287 5.5 0.0 0.0
  SUW   PL  25/12/11  22:20:41.5        11.4  1.2   0.1  71.5 327 4.8 0.0 0.0
  TIRR  GE  25/12/11  22:21:07.6        17.8  1.1   0.1  76.0 318 5.1 0.0 0.0
  MLR   RO  25/12/11  22:21:11.3         9.3  2.8   1.0  76.5 320 4.4 0.0 0.0
  ANTO  IU  25/12/11  22:21:13.7        31.9  1.2   1.3  76.8 312 5.3 0.0 0.0
  MORC  GE  25/12/11  22:21:14.0        22.3  1.4   0.6  77.0 327 5.1 0.0 0.0
  DRGR  RO  25/12/11  22:21:13.4        10.2  2.1  -0.1  77.0 322 4.6 0.0 0.0
  PSZ   GE  25/12/11  22:21:17.0        26.8  1.5   1.2  77.4 325 5.1 0.0 0.0
  GZR   RO  25/12/11  22:21:19.4        12.0  2.0   0.3  78.0 321 4.6 0.0 0.0
  BZS   RO  25/12/11  22:21:20.9         0.0  0.0  -0.2  78.4 322 0.0 0.0 0.0
  VRSS  SJ  25/12/11  22:21:24.1        19.7  1.2   0.1  78.9 322 5.1 0.0 0.0
  PLD   BS  25/12/11  22:21:28.2        12.1  1.7   1.1  79.5 318 4.7 0.0 0.0
  GRFO  IU  25/12/11  22:21:28.0        33.5  0.9   0.6  79.5 330 5.4 0.0 0.0
  ZAPS  SJ  25/12/11  22:21:29.4        46.6  0.8   1.1  79.7 320 5.6 0.0 5.5
  ARSA  OE  25/12/11  22:21:29.7        10.5  1.0   0.8  79.8 327 4.9 0.0 0.0
  MOA   OE  25/12/11  22:21:28.8         0.0  0.0  -0.3  79.9 328 0.0 0.0 0.0
  VTS1  BS  25/12/11  22:21:27.6        29.4  0.8  -1.7  79.9 319 5.4 0.0 0.0
  TEKS  SJ  25/12/11  22:21:30.6        17.2  1.1  -0.3  80.2 323 5.1 0.0 0.0
  HGN   NL  25/12/11  22:21:32.2         0.0  0.0  -0.4  80.5 334 0.0 0.0 0.0
  STU   GE  25/12/11  22:21:35.4        22.1  1.0  -0.1  81.0 331 5.2 0.0 0.0
  KNT   HT  25/12/11  22:21:36.1        34.8  1.9   0.1  81.1 319 5.1 0.0 0.0
  GRG   HT  25/12/11  22:21:37.2        13.9  1.3  -1.0  81.5 319 4.9 0.0 0.0
  PDG   MN  25/12/11  22:21:39.8        38.1  1.2  -0.4  81.9 321 5.4 0.0 0.0
  FUORN CH  25/12/11  22:21:40.7        29.0  1.1  -2.1  82.4 329 5.3 0.0 0.0
  IGT   HT  25/12/11  22:21:48.6        29.6  1.0  -0.5  83.7 319 5.4 0.0 0.0
  AQU   MN  25/12/11  22:21:54.7        24.7  1.1   0.6  84.6 325 5.3 0.0 0.0
  ATD   G   25/12/11  22:22:18.6        29.7  1.1   1.3  89.6 285 5.5 0.0 0.0

 RMS-ERR:         1.30

 First location:  2025/12/11 22:22:22
 This location:   2025/12/11 22:56:07