Alert sss2025yobt: determined by 33 phases, type A

 LOCSAT solution with earthmodel iasp91 (with start solution, 33 phases used, weight 33):

  Off Coast of Hokkaido, Japan  M=5.5  2025/12/16  05:38:39.7  41.95 N  148.89 E   10 km

  Stat  Net Date      Time               Amp  Per   Res  Dist  Az  mb  ML  mB
  YSS   IU  25/12/16  05:40:19.6       233.0  0.8   2.2   6.6 321 5.4 5.2 0.0
  YAK   IU  25/12/16  05:43:45.6       105.7  0.7  -0.3  23.1 337 5.4 0.0 0.0
  CTAO  IU  25/12/16  05:48:59.1         8.1  1.6   0.7  62.1 183 4.5 0.0 0.0
  OBN   II  25/12/16  05:49:32.7        98.7  0.9  -2.9  67.2 325 5.9 0.0 0.0
  KIV   II  25/12/16  05:49:57.4       239.4  1.0  -5.6  71.7 313 6.2 0.0 6.1
  GNI   IU  25/12/16  05:50:14.4        64.1  1.1   3.4  73.0 309 5.6 0.0 0.0
  SUW   PL  25/12/16  05:50:13.2        28.8  0.8  -0.1  73.4 330 5.4 0.0 0.0
  MLR   RO  25/12/16  05:50:42.7        17.4  1.7  -1.8  78.9 323 4.9 0.0 0.0
  MORC  GE  25/12/16  05:50:45.8        58.0  0.9   1.2  78.9 330 5.7 0.0 0.0
  PSZ   GE  25/12/16  05:50:48.1        56.0  1.2   0.2  79.5 328 5.5 0.0 0.0
  ANTO  IU  25/12/16  05:50:52.4        57.3  0.8   2.9  79.8 316 5.7 0.0 5.7
  BZS   RO  25/12/16  05:50:52.6        36.2  1.3  -1.5  80.6 326 5.3 0.0 0.0
  GRFO  IU  25/12/16  05:50:59.7        58.0  1.3   2.8  81.1 334 5.5 0.0 0.0
  VRSS  SJ  25/12/16  05:50:55.8        40.8  1.2  -1.2  81.2 326 5.4 0.0 0.0
  MOA   OE  25/12/16  05:51:00.9        29.3  1.4   1.3  81.7 331 5.2 0.0 0.0
  ARSA  OE  25/12/16  05:51:01.0        23.6  1.2   1.1  81.7 330 5.2 0.0 0.0
  HGN   NL  25/12/16  05:51:03.9        24.8  1.1   3.4  81.8 337 5.2 0.0 0.0
  PLD   BS  25/12/16  05:50:59.8        15.3  1.5  -1.6  82.0 322 4.9 0.0 0.0
  ZAPS  SJ  25/12/16  05:51:00.7       105.9  0.8  -1.0  82.1 324 6.0 0.0 5.8
  VTS1  BS  25/12/16  05:51:01.8        54.7  0.8  -1.3  82.3 323 5.7 0.0 0.0
  TEKS  SJ  25/12/16  05:51:02.3        35.4  1.1  -1.0  82.4 326 5.4 0.0 0.0
  STU   GE  25/12/16  05:51:07.3        36.2  1.1   2.8  82.6 335 5.4 0.0 0.0
  SELS  SJ  25/12/16  05:51:03.8        23.5  1.2  -1.6  82.8 324 5.2 0.0 0.0
  KKB   BS  25/12/16  05:51:04.9        30.3  1.1  -1.5  83.0 322 5.3 0.0 0.0
  CSS   GE  25/12/16  05:51:08.5        62.6  0.8   1.5  83.1 312 5.8 0.0 0.0
  KNT   HT  25/12/16  05:51:07.7        42.8  1.5  -2.1  83.6 322 5.3 0.0 0.0
  GRG   HT  25/12/16  05:51:09.5        19.6  1.5  -2.2  84.0 322 5.0 0.0 0.0
  FUORN CH  25/12/16  05:51:15.0        33.1  0.8   2.6  84.1 333 5.5 0.0 0.0
  PDG   MN  25/12/16  05:51:11.6        66.8  1.1  -1.2  84.2 325 5.7 0.0 0.0
  TIR   MN  25/12/16  05:51:15.1        67.6  0.9  -0.8  84.8 324 5.8 0.0 0.0
  IGT   HT  25/12/16  05:51:20.1        49.9  1.2  -2.1  86.1 323 5.5 0.0 0.0
  AQU   MN  25/12/16  05:51:26.1        38.2  1.2   1.2  86.6 329 5.4 0.0 0.0
  ATD   G   25/12/16  05:52:00.7        34.4  1.3   2.5  93.9 289 5.7 0.0 0.0

 RMS-ERR:         2.12

 First location:  2025/12/16 05:51:45
 This location:   2025/12/16 06:57:21