<ARTICLE>                     5
<CIK>                         0000854066
<NAME>                        GEODYNE INSTIT/PENSION ENERGY INCOME LTD PSHIP P-3

                           
<PERIOD-TYPE>                 6-MOS
<FISCAL-YEAR-END>             DEC-31-1999
<PERIOD-START>                JAN-01-1999
<PERIOD-END>                  JUN-30-1999
<CASH>                             182,818
<SECURITIES>                             0
<RECEIVABLES>                      240,880
<ALLOWANCES>                             0
<INVENTORY>                              0
<CURRENT-ASSETS>                   423,698
<PP&E>                          10,505,817
<DEPRECIATION>                   8,812,124
<TOTAL-ASSETS>                   2,117,391
<CURRENT-LIABILITIES>                    0
<BONDS>                                  0
<PREFERRED-MANDATORY>                    0
<PREFERRED>                              0
<COMMON>                                 0
<OTHER-SE>                       2,117,391
<TOTAL-LIABILITY-AND-EQUITY>     2,117,391
<SALES>                            529,764
<TOTAL-REVENUES>                   534,006
<CGS>                                    0
<TOTAL-COSTS>                      286,370
<OTHER-EXPENSES>                         0
<LOSS-PROVISION>                         0
<INTEREST-EXPENSE>                       0
<INCOME-PRETAX>                    247,636
<INCOME-TAX>                             0
<INCOME-CONTINUING>                247,636
<DISCONTINUED>                           0
<EXTRAORDINARY>                          0
<CHANGES>                                0
<NET-INCOME>                       247,636
<EPS-BASIC>                         1.35
<EPS-DILUTED>                            0