Alert sss2023hxxa: determined by 20 phases, type A

 LOCSAT solution with earthmodel iasp91 (with start solution, 20 phases used, weight 20):

  Mariana Islands Region  M=5.5  2023/04/23  16:30:54.2  20.04 N  149.66 E   10 km

  Stat  Net Date      Time               Amp  Per   Res  Dist  Az  mb  ML  mB
  YSS   IU  23/04/23  16:36:40.2        63.5  1.2   0.0  27.5 350 5.2 0.0 0.0
  GNI   IU  23/04/23  16:43:43.0        26.6  1.1  -2.2  87.9 312 5.4 0.0 0.0
  TIRR  GE  23/04/23  16:44:23.9        12.9  1.2   0.5  96.2 322 5.4 0.0 0.0
  MLR   RO  23/04/23  16:44:28.0         6.9  1.3   1.1  97.0 324 5.2 0.0 0.0
  MORC  GE  23/04/23  16:44:33.0         8.7  1.6  -0.1  98.4 331 5.2 0.0 0.0
  PSZ   GE  23/04/23  16:44:34.9        16.2  1.2   1.0  98.5 329 5.6 0.0 0.0
  GZR   RO  23/04/23  16:44:36.1         3.6  1.6   1.3  98.7 325 4.9 0.0 0.0
  BZS   RO  23/04/23  16:44:37.9         5.6  0.9   1.1  99.2 326 5.3 0.0 0.0
  VRSS  SJ  23/04/23  16:44:40.4        17.0  1.1   1.3  99.7 326 5.8 0.0 0.0
  VTS1  BS  23/04/23  16:44:43.2        14.1  1.2   1.7 100.3 323 5.6 0.0 6.0
  KKB   BS  23/04/23  16:44:45.1         9.5  1.0   1.2 100.8 322 5.6 0.0 0.0
  TEKS  SJ  23/04/23  16:44:42.6        13.0  1.0  -2.2 101.0 326 5.7 0.0 0.0
  SRS   HT  23/04/23  16:44:44.4         6.3  1.4  -0.4 101.0 322 5.3 0.0 0.0
  SELS  SJ  23/04/23  16:44:45.7         7.2  1.1   0.6 101.1 324 5.4 0.0 0.0
  ARSA  OE  23/04/23  16:44:44.9         7.2  1.4  -0.3 101.1 330 5.3 0.0 0.0
  MOA   OE  23/04/23  16:44:44.8        10.8  1.5  -1.0 101.2 331 5.5 0.0 0.0
  KNT   HT  23/04/23  16:44:46.1        11.0  1.2  -0.4 101.4 322 5.6 0.0 0.0
  GRG   HT  23/04/23  16:44:48.0        21.2  1.1  -0.3 101.8 322 5.9 0.0 7.4
  FUORN CH  23/04/23  16:44:55.1        10.4  1.2  -2.8 103.9 333 5.6 0.0 0.0
  MARCO GE  23/04/23  16:45:07.7         0.0  0.0   1.0 106.0 325 0.0 0.0 0.0

 RMS-ERR:         1.27

 First location:  2023/04/23 16:46:17
 This location:   2023/04/23 17:01:45