<ARTICLE> 5 <CIK> 0000888239 <NAME> GEODYNE INSTIT/PENS ENERGY INC LTD PSHP P-8 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-START> JAN-01-1999 <PERIOD-END> MAR-31-1999 <CASH> 93,711 <SECURITIES> 0 <RECEIVABLES> 139,605 <ALLOWANCES> 0 <INVENTORY> 0 <CURRENT-ASSETS> 233,316 <PP&E> 8,691,777 <DEPRECIATION> 7,370,087 <TOTAL-ASSETS> 1,555,006 <CURRENT-LIABILITIES> 139,605 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 0 <OTHER-SE> 1,555,006 <TOTAL-LIABILITY-AND-EQUITY> 1,555,006 <SALES> 114,921 <TOTAL-REVENUES> 116,179 <CGS> 0 <TOTAL-COSTS> 103,121 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 13,058 <INCOME-TAX> 0 <INCOME-CONTINUING> 13,058 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 13,058 <EPS-PRIMARY> 0.09 <EPS-DILUTED> 0