Wednesday, 13 May 2009 / Labels:

Eartquake NORTHERN CALIFORNIA Magnitude 3.5

Lats Week we hear about Magnitude 2.6 - PUERTO RICO REGION, but now I want to share about earthquake in Caifornina. Here there are:

Earthquake Details

Magnitude3.5
Date-Time
  • Thursday, April 30, 2009 at 22:50:54 UTC
  • Thursday, April 30, 2009 at 03:50:54 PM at epicenter
  • Time of Earthquake in other Time Zones
Location37.254°N, 121.636°W
Depth6.6 km (4.1 miles)
RegionNORTHERN CALIFORNIA
Distances
  • 14 km (9 miles) N (3°) from Morgan Hill, CA
  • 18 km (11 miles) ESE (102°) from Seven Trees, CA
  • 19 km (12 miles) N (350°) from San Martin, CA
  • 25 km (15 miles) ESE (113°) from San Jose City Hall, CA
Location Uncertaintyhorizontal +/- 0.1 km (0.1 miles); depth +/- 0.3 km (0.2 miles)
ParametersNph=116, Dmin=3 km, Rmss=0.08 sec, Gp= 32°,
M-type=regional moment magnitude (Mw), Version=3
Source
  • California Integrated Seismic Net:
  • USGS Caltech CGS UCB UCSD UNR


Solution reviewed by rick

Moment Tensor Diagram 
Hypocentral Location:
Event ID51220793
Origin Time2009/04/30 22:50:55
Latitude37.2538
Longitude-121.6383
Depth (TT)5.5 km
Depth (MT; not authoritative)8 km fixed

Magnitudes:
Md3.64 (not authoritative)
Ml3.72 (not authoritative)
Mw3.51 (authoritative)

Deviatoric Solution:
Scale10**21 Dyne-cm
AxisValuePlungeAzimuth
T2.4212281
N-0.2138769
P-2.2072191

Source Composition:
TypePercent
DC82
CLVD18
Iso(null)

Moment Tensor:
Moment2.31e+21 Dyne-cm
Scale1.0e+21 Dyne-cm
Mxx-2.038
Mxy-0.862
Mxz0.073
Myy2.248
Myz-0.103
Mzz-0.210
Variance Reduction75%

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP156389
NP232617987







Moment Tensor:
Moment2.31e+21 Dyne-cm
Scale1.0e+21 Dyne-cm
Mxx-2.038
Mxy-0.862
Mxz0.073
Myy2.248
Myz-0.103
Mzz-0.210
Variance Reduction75%





Waveform data (solid line) and synthetic data (dashed line) from the moment tensor inversion:



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Saturday, 25 April 2009 / Labels:

Magnitude 2.6 - PUERTO RICO REGION

Earthquake Details

Magnitude 2.6 - PUERTO RICO REGION

Magnitude2.6
Date-Time
  • Saturday, April 25, 2009 at 02:02:16 UTC
  • Friday, April 24, 2009 at 10:02:16 PM at epicenter
Location18.947°N, 67.021°W
Depth44.8 km (27.8 miles)
RegionPUERTO RICO REGION
Distances
  • 50 km (31 miles) N (0°) from Isabela, PR
  • 53 km (33 miles) N (351°) from Quebradillas, PR
  • 53 km (33 miles) N (7°) from Rafael Hern├índez, PR
  • 107 km (66 miles) WNW (299°) from SAN JUAN, Puerto Rico
Location Uncertaintyhorizontal +/- 1.7 km (1.1 miles); depth +/- 3.8 km (2.4 miles)
ParametersNph=018, Dmin=53.9 km, Rmss=0.26 sec, Gp=292°,
M-type=duration magnitude (Md), Version=1
Source
Event IDprp0911502

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Monday, 20 April 2009 / Labels:

Earthquake Magnitude 6.7 On 2009 April 16 14:57:06 UTC SOUTH SANDWICH ISLANDS REGION



Earthquake Details

Magnitude6.7
Date-Time
Location60.187°S, 26.845°W
Depth20 km (12.4 miles) set by location program
RegionSOUTH SANDWICH ISLANDS REGION
Distances135 km (85 miles) S of Bristol Island, South Sandwich Islands
390 km (240 miles) S of Visokoi Island, South Sandwich Islands
885 km (550 miles) SE of Grytviken, South Georgia
3330 km (2070 miles) N of South Pole, Antarctica
Location Uncertaintyhorizontal +/- 6.9 km (4.3 miles); depth fixed by location program
ParametersNST=149, Nph=149, Dmin=>999 km, Rmss=0.79 sec, Gp= 43°,
M-type=centroid moment magnitude (Mw), Version=A
Source
  • USGS NEIC (WDCS-D)
Event IDus2009fma2

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Saturday, 18 April 2009 / Labels:

Magnitude 5.2 KYRGYZSTAN on Sunday, April 19, 2009 at 04:08:20 UTC

Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green


Earthquake Location KYRGYZSTAN

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver


Earthquake Details

Magnitude5.2
Date-Time
  • Sunday, April 19, 2009 at 04:08:20 UTC
  • Sunday, April 19, 2009 at 10:08:20 AM at epicenter
  • Time of Earthquake in other Time Zones
Location41.300°N, 78.221°E
Depth27.2 km (16.9 miles)
RegionKYRGYZSTAN
Distances135 km (85 miles) S of Karakol (Przhevalsk), Kyrgyzstan
175 km (105 miles) W of Aksu, Xinjiang, China
185 km (115 miles) E of Naryn, Kyrgyzstan
335 km (210 miles) ESE of BISHKEK (Frunze), Kyrgyzstan
Location Uncertaintyhorizontal +/- 7.9 km (4.9 miles); depth +/- 18.3 km (11.4 miles)
ParametersNST= 65, Nph= 65, Dmin=282.4 km, Rmss=0.95 sec, Gp= 94°,
M-type=body wave magnitude (Mb), Version=7
Source
  • USGS NEIC (WDCS-D)
Event IDus2009fqai

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Thursday, 12 February 2009 / Labels:

Optical in the New York Times?!

If you need a cheap pair of glasses, optical Zenni is the place. For this reason, NewYork Times recommends to us to buy the cheap monocle but the best quality of optical Zenni. Zenni Optical in the New York Times?! Yes, you can read it Seeing Straight Without Breaking Bank

Prescription eyeglasses for only $8! You can visit the optical site of Zenni to find your glasses preferred.

I like this pair of glasses. It is metal alloy of Full-Rim with the hinge of spring. The price is only $9.95.

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Tuesday, 25 November 2008 / Labels:

Holiday Glass Frames


Remember the popular online eyeglasses shop that I mentioned few posts earlier? Besides the well known $ 8 Complete Rx Eyeglasses, there are now Holiday Glass Frames from Zenni Optical. Doesn't that put a smile on your face? Christmas is coming real soon and a pair of new glasses that matches the holiday spirit will definitely add some spark in the celebration. Shop on!

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Thursday, 6 November 2008 / Labels:

Zenni Optical was on FOX news!

Zenni Optical was on FOX news! And why not? They are the only online store which offers Great Eyeglasses For Less. They have also many designs to the mode to choose and in almost any color you can think of. You can also chose many Variable Dimension Frames From Zenni.
ImageHost.org
If you want to check it video about them, observe Zenni on Fox.

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