Errors from USGS Location and Magnitude:
EQPROC = 2.4km (1.5 mi)
HYPO2K = 1.3km (0.8 mi)
Magnitude = -0.9
USGS Report:
Date Time Lat Lon Mag Depth Location
-----------------------------------------------------------------------------------
2013/01/09 14:37:51 37.372 -121.734 M2.1 6.5 8 km ( 5 mi) E of Alum Rock, CA
EQPROC Summary:
203 2013Jan 9 1437 50.91 37.3890 -121.7516 1.50 0.05 35.9 64.8 127 4
COS SHZ PN 07 2013Jan 9 1437 58.00 P U0 35.9 -0.00
JCPZ SHZ PN 08 2013Jan 9 1438 1.26 P U0 55.1 -0.00
B057 EHZ PB -- 2013Jan 9 1438 9.02 P ?1 101.0 0.28
B058 EHZ PB -- 2013Jan 9 1438 3.31 P ?3 67.2 -0.00
HYPO2K Report:
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG1 FMAG1 PMAG
2013-01-09 1437 51.71 37 22.70 121 44.64 1.50 0.13 1.86 13.49 2.95 2.95E
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
4 4 35.8 Emb 128 9 2 4 0 4 - 2 0.37 E W W
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
2.95 2 0.37 E
REGION=
STA NET COM L CR DIST AZM AN P/S WT SEC (TOBS -TCAL -DLY =RES) WT SR INFO CAL DUR-W-FMAG-T -AMP-U-PER-W-XMAG-T DE
COS PN SHZ 07 A 35.8 66 65 PU 58.00 6.29 6.32 0.00 -0.03 1.33 W 1.000 0.00 33.0 2.58 E
JCPZ PN SHZ 08 A 56.3 295 65 PU 61.26 9.55 9.65 0.00 -0.10 1.33 W 0.999 0.00 67.0 3.31 E
B058 PB EHZ -- A 65.9 167 65 P 3 63.31 11.60 11.21 0.00 0.39 0.33 W 0.999 0.00 1.00 4
B057 PB EHZ -- A102.2 316 65 P 1 69.02 17.31 17.11 0.00 0.20 1.00 W 0.999 0.00 1.00 4