This README_2009hypoDD.reloc.txt file was generated on 2022-05-24 by Sara Bazin.

GENERAL INFORMATION



1. Title of Dataset: 
	Seismic data Krysuvik Iceland
	The data is published in Hydrothermal fluid flow triggered by an earthquake in Iceland, by Geoffroy et al. 2022,https://doi.org/10.1038/s43247-022-00382-0



2. Principal Investigator Contact Information

	Name: Laurent Geoffroy

	Institution: Institut Universitaire Européen de la Mer

	Address: UMR 6538, Lab. Geo-Ocean, Place N. Copernic - 29280 PLOUZANÉ, France

	Email: laurent.geoffroy@univ-brest.fr



3. Date of data collection (range) : 
	from 2009-05-20 to 2009-10-03



4. Geographic location of data collection :
	Latitude: 63.9 Longitude: -22.0  Country: Iceland



5. Information about funding sources that supported the collection of the data: 
	The Hydrorift experiment was part of the Geoflux program supported by the Pays de La Loire Region, France.





DATA & FILE OVERVIEW



1. File List: 2009hypoDD.reloc.txt



2. The file contains the earthquake location catalog for events recorded in the Krýsuvík area in 2009.

3. Describtion of the format of the file 2009hypoDD.reloc.txt 
	The file follows the output format of hypoDD.
	hypoDD is a program to compute Double-Difference hypocenter locations (hypoDD version 1.0 - 03/2001)
	by Felix Waldhauser
	U.S. Geol. Survey
	345 Middlefield Rd, MS977 Menlo Park, CA 94025 
	felix@andreas.wr.usgs.gov

Each line contains the following information:
ID, LAT, LON, DEPTH, X, Y, Z, EX, EY, EZ, YEAR, MONTH, DAY, HOUR, MINUTE, SECOND, MAGNITUDE, NCCP, NCTP, NCTS, RCC, RCT, CID

ID                    Event identification
LAT, LON              Latitude, longitude (decimal degrees)
X, Y, Z               East-west, north-south, depth location (m) relative to cluster centroid
EX, EY, EZ            East-west, north-sout, depth error (m). NOT MEANINGFUL if computed with LSQR
YEAR, MONTH, DAY      Origin time (date)
HOUR, MINUTE, SECOND  Origin time
NCCP, NCCS            Number of cross-correlated P- and S-wave data
NCTP, NCTS            Number of catalog P-and S-wave data
RCC, RCT              RMS residual fro cross-correlated, catalog data
CID                   Cluster index