Alert sss2023qhou: determined by 18 phases, type A

 LOCSAT solution with earthmodel iasp91 (with start solution, 18 phases used, weight 18):

  South Sandwich Islands Region  M=5.9  2023/08/20  19:59:42.2  55.91 S  27.28 W   10 km

  Stat  Net Date      Time               Amp  Per   Res  Dist  Az  mb  ML  mB
  HOPE  II  23/08/20  20:01:08.7       664.7  0.6   4.1   5.5 283 5.9 6.3 6.8
  JUBA  AI  23/08/20  20:03:44.8       293.4  1.4   2.5  17.1 236 5.4 0.0 6.1
  SNAA  GE  23/08/20  20:04:03.5       990.6  0.6   1.1  18.8 156 6.3 0.0 6.2
  PMSA  IU  23/08/20  20:04:15.6       918.6  0.8   1.5  19.9 229 6.2 0.0 6.1
  AY03  C1  23/08/20  20:05:40.3        29.4  0.7  -1.4  28.9 268 5.2 0.0 0.0
  QSPA  IU  23/08/20  20:06:28.4       777.5  1.3   0.0  34.2 180 6.4 0.0 6.9
  CPUP  GT  23/08/20  20:06:47.6       143.7  1.2  -1.3  36.7 311 5.8 0.0 6.0
  AC01  C1  23/08/20  20:07:40.7       164.2  1.2  -1.3  43.0 296 5.8 0.0 6.1
  VNDA  GT  23/08/20  20:08:09.9       417.3  1.4  -0.6  46.5 183 6.2 0.0 6.5
  WIN   GE  23/08/20  20:08:11.3        63.9  1.6   1.4  46.5  63 5.3 0.0 0.0
  CASY  IU  23/08/20  20:09:05.8       270.1  1.2  -0.3  53.8 160 6.1 0.0 6.3
  SAML  IU  23/08/20  20:09:08.9       701.3  1.2  -2.2  54.7 315 6.5 0.0 7.0
  DRV   G   23/08/20  20:09:27.8       382.9  1.0  -2.1  57.1 174 6.4 0.0 6.5
  NNA   II  23/08/20  20:09:34.2       110.6  1.1  -1.7  58.2 299 5.8 0.0 6.0
  VOI   GE  23/08/20  20:10:12.2        28.1  0.7   1.4  63.1  90 5.4 0.0 0.0
  MBAR  II  23/08/20  20:11:09.0        10.1  1.5   2.1  72.2  63 4.7 0.0 5.3
  SNZO  IU  23/08/20  20:11:54.8       164.7  1.1  -4.0  81.0 197 6.1 0.0 0.0
  TAM   G   23/08/20  20:12:09.0         5.7  1.6   0.7  83.5  30 4.4 0.0 5.0

 RMS-ERR:         1.96

 First location:  2023/08/20 20:51:02
 This location:   2023/08/20 20:51:02