Transcript SEG-D Revision 3.0

SEG Technical Standards
Committee Meeting
SEG Annual Meeting – Las Vegas
Tuesday Nov 6, 2012
Overview TSC meetings in Las Vegas
2012
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2:00-3:00 Open public Technical Standards Meeting
3:00-4:00 SPS v3 meeting (SPS Sub-committee, Saudi Aramco)
4:00-5:00 SEG-Y rev 2 startup meeting (Stewart Levin)
Anyone with an interest in the topics of the separate group meetings are
invited to attend.
Agenda
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Admin
Launch of SEG-Y rev 2 sub-committee (Stewart Levin)
Update on SPS rev 3 development (SPS sub-committee)
Microseismic technical standards (Shawn Maxwell)
SEG-D rev 3, update June 2012 + new reqs
Short report from sub-committees and workgroups
– EM data standard (Friedrich Roth)
– Seismic field storage medium recommendations (Peder Berentzen)
– Storage format recommendations (Jill Lewis)
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AOB
Technical Standards
Committee 2012-2013
Proposal:
 Chair – Rune Hagelund
([email protected])
 Vice-chair – Bill Rimmer
([email protected])
Important web addresses
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Technical standards
http://www.seg.org/ts
Technical Standards Committee online
collaboration site
http://www.seg.org/tsc
SEG-Y rev 2
SPS rev 3
Microseismic
SEG-D Rev 3.0, June 2012
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Draft published May 2011
Approved at the TSC meeting EAGE
June 2012.
No modification of the binary format
Release letter included
Measurement block
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Enable Measurements block
– Agreement reached with Energistics regarding
use of Unit of Measure system
– Integer code assigned to all units
– For now only SI units
– Snapshot of UoM tables included as Appendix F
– Definition of supported measurements on SEG
wiki page:
http://www.seg.org/web/technical-standardscommittee/wiki/-/wiki/Main/SegMeasurements
– Request more by posting in forum or send
message to TSC chair
More SEG-D 3.0 June
2012
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Update leap-second to June 2012
New producers
– Verif-i (51), Troika Intl (52), MagSeis
(53), Hewlett-Packard (54)
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New sample units Pascal & Micropascal
Clarification regarding negative timing
words
Some more clarifications and typo
fixes
New SEG-D requirements
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Update to support P#/11 Coordinate
Reference System definitions (ref.
SEG-Y rev 2 work)
Support little-endian sample values
– 90xx???
– Most recording systems are now Linux/Intel x86.
– Only for some sample types
(8036,8038,8058,8080)?
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Requires new SEG-D revision (3.1?)
Sub-committees and
workgroups
EM sub-committee
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Report from sub-committee
“Seismic field storage medium
recommendations” workgroup
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Report from workgroup
“Seismic storage format
recommendations” workgroup
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Report from workgroup
AOB?
Thank you for attending!