2C Best estimate of Contingent Resources
2D Two dimensional seismic
3D Three dimensional seismic
ADR American depositary receipt
AIM The London Stock Exchange’s AIM market
AIM Rules AIM Rules for Companies
Aurelian Aurelian Oil & Gas Limited (formerly Aurelian Oil & Gas PLC)
BCF or bcf Billion cubic feet
B.V. Dutch private limited company
BVI British Virgin Islands
Cairn Cairn Energy PLC
Celtique Celtique Energy Poland Sp. z o.o.
CPR Competent Person’s Report
Delta Delta Hydrocarbons B.V.
DFIT Diagnostic fracture injection test
E&P Exploration and Production
Enefit Enefit Outotec Technology OÜ
Genel Genel Energy PLC
GmbH  German company with limited liability
Gold Point Energy Energy Gold Point Energy Corp.
Group San Leon and its subsidiaries
Island Oil & Gas Island Oil & Gas PLC
IVE In-situ vapour extraction
JV Joint Venture
km Kilometres
LLP Limited liability partnership
Longreach Longreach Oil & Gas Ventures Ltd
Ltd or limited A private limited company incorporated under the laws of England and Wales,  Scotland, certain Commonwealth countries and Ireland
m Metres
MD Measured depth
MMBOE or mmboe Million barrels of oil equivalent
mmbbl Million barrels
Nomad A company that has been approved as a nominated advisor for AIM by the  London Stock Exchange
NovaSeis NovaSeis Sp. z o.o.
NPV Net present value
OMV OMV (Ireland) Killala Exploration GmbH
OTCQX OTCQX International is the premier market tier for non-US companies that trade over-the-counter and are listed on a qualified foreign stock exchange
PGNiG Polskie Górnictwo Naftowe i Gazownictwo S.A.
PLC or S.A. A publicly held company
Premier Oil Premier Oil PLC
Prospectiuni Prospectiuni S.A.
Providence Providence Resources PLC
PSE Kinsale Energy PSE Kinsale Energy Limited
Realm or Realm Energy Realm Energy International Corporation
San Leon or the Company San Leon Energy PLC
SEDA Standby Equity Distribution Agreement
Serica Serica Energy PLC
Sp. z o.o. Polish limited liability company
Sp. z o.o. sp.k Polish LLP
SPV Special purpose vehicle
Sunningdale Oils Sunningdale Oils (Ireland) Limited
Super Nova Super Nova Resources Inc.
Talisman Talisman Energy Inc.
TCF or tcf Trillion cubic feet
United Oilfield Services United Oilfield Services Sp. z o.o.
Valhalla Oil & Gas Valhalla Oil & Gas AS
Yorkville YA Global Master SPV Ltd


Proved Reserves which have a ‘reasonable certainty’ of being recovered
Probable Probable reserves are volumes that are defined as ‘less likely to be recovered than proved, but more certain to be recovered than possible reserves’
Possible Possible reserves are reserves which analysis of geological and engineering data suggests are less likely to be recoverable than probable reserves
Gross Reserves before deduction of royalty
Net Reserves after royalty plus royalty interest
1P Proved
2P Proved plus probable
3P Proved plus probable plus possible


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