Alert sss2026hrxh: determined by 33 phases, type A

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

  Off East Coast of Honshu, Japan  M=5.4  2026/04/20  09:49:41.3  39.76 N  143.29 E   10 km

  Stat  Net Date      Time               Amp  Per   Res  Dist  Az  mb  ML  mB
  BJT   IC  26/04/20  09:54:20.2        55.2  0.8  -2.3  20.7 279 4.9 0.0 0.0
  ULN   IU  26/04/20  09:55:25.1        84.4  1.1   0.4  27.1 299 5.4 0.0 0.0
  ENH   IC  26/04/20  09:55:41.8       140.0  0.9  -0.3  29.1 262 5.8 0.0 0.0
  SHL   IN  26/04/20  09:57:56.5        31.7  0.8  -0.1  44.9 268 5.3 0.0 7.0
  KURK  II  26/04/20  09:58:00.0        41.8  0.9  -0.1  45.3 306 5.4 0.0 0.0
  CCB   AK  26/04/20  09:58:03.2        14.2  0.8  -1.1  45.9  34 4.9 0.0 0.0
  SBM   MY  26/04/20  09:58:10.1         9.5  1.2   0.4  46.8 225 4.6 0.0 0.0
  YKAW3 CN  26/04/20  09:59:51.7         3.9  1.7  -0.5  60.4  31 4.2 0.0 0.0
  KEV   IU  26/04/20  09:59:56.9        27.2  0.9  -0.2  61.2 339 5.3 0.0 0.0
  FFC   II  26/04/20  10:00:56.0        12.7  2.1  -0.5  70.3  34 4.6 0.0 0.0
  GNI   IU  26/04/20  10:01:02.4        25.4  1.5   1.7  71.0 307 5.1 0.0 0.0
  UOSS  II  26/04/20  10:01:07.3        29.1  1.1  -0.4  72.2 288 5.3 0.0 0.0
  SUW   PL  26/04/20  10:01:12.8        16.2  1.0  -0.3  73.1 328 5.1 0.0 0.0
  MLR   RO  26/04/20  10:01:41.6        13.5  1.5   0.5  78.0 320 4.8 0.0 0.0
  ANTO  IU  26/04/20  10:01:43.3        43.3  1.0   0.6  78.3 313 5.5 0.0 6.4
  DRGR  RO  26/04/20  10:01:44.5         0.0  0.0   0.1  78.6 323 0.0 0.0 0.0
  MORC  GE  26/04/20  10:01:44.8        36.3  0.9   0.4  78.6 328 5.5 0.0 0.0
  PSZ   GE  26/04/20  10:01:47.3        34.9  1.2   0.6  79.0 325 5.3 0.0 0.0
  GZR   RO  26/04/20  10:01:49.7        11.3  0.9  -0.2  79.6 322 5.0 0.0 0.0
  BZS   RO  26/04/20  10:01:51.6        12.7  1.7  -0.2  79.9 323 4.7 0.0 0.0
  VRSS  SJ  26/04/20  10:01:54.5        22.4  1.1  -0.2  80.4 323 5.2 0.0 0.0
  GRFO  IU  26/04/20  10:01:58.8        56.3  1.2   0.6  81.1 331 5.5 0.0 0.0
  ZAPS  SJ  26/04/20  10:02:00.1       133.7  0.9   1.4  81.2 321 6.1 0.0 5.8
  ARSA  OE  26/04/20  10:01:59.9        13.3  1.0   0.3  81.4 327 5.0 0.0 0.0
  VTS1  BS  26/04/20  10:02:00.4        35.2  1.0   0.7  81.4 320 5.4 0.0 0.0
  VTS1  BS  26/04/20  10:02:00.4        35.2  1.0   0.7  81.4 320 5.4 0.0 0.0
  KKB   BS  26/04/20  10:02:03.4        33.8  1.0   0.4  82.0 319 5.4 0.0 0.0
  SRS   HT  26/04/20  10:02:04.1        14.5  0.9  -0.5  82.3 319 5.1 0.0 0.0
  STU   GE  26/04/20  10:02:06.3        41.7  0.9   0.2  82.6 331 5.6 0.0 0.0
  KNT   HT  26/04/20  10:02:06.1         0.0  0.0  -0.1  82.6 319 0.0 0.0 0.0
  GRG   HT  26/04/20  10:02:08.3        15.5  1.2  -0.0  83.0 319 5.0 0.0 0.0
  PDG   MN  26/04/20  10:02:08.8        57.9  0.9  -1.7  83.5 322 5.7 0.0 0.0
  TIR   MN  26/04/20  10:02:13.2        48.5  0.9  -0.1  84.0 321 5.6 0.0 0.0

 RMS-ERR:         0.73

 First location:  2026/04/20 10:02:41
 This location:   2026/04/20 10:27:10