EXHIBIT 99.1


                         RECKSON ASSOCIATES REALTY CORP.
                                  EXHIBIT 99.1
              CERTIFICATION PURSUANT TO SECTION 1350 OF CHAPTER 63
                      OF TITLE 18 OF THE UNITED STATES CODE


I, Donald J. Rechler, Co-Chief Executive Officer of Reckson Associates Realty
Corp. (the "Company"), certify pursuant to section 906 of the Sarbanes-Oxley Act
of 2002, 18 U.S.C. Section 1350, that:

         1)       The Quarterly Report on Form 10-Q/A of the Company for the
                  quarterly period ended September 30, 2002 (the "Report") fully
                  complies with the requirements of Section 13(a) or 15(d) of
                  the Securities Exchange Act of 1934 (15 U.S.C. 78m or 78o(d));
                  and

         2)       The information contained in the Report fairly presents, in
                  all material respects, the financial condition and results of
                  operations of the Company.


Dated:  December 16, 2002


                                By /s/ Donald J. Rechler
                                   ---------------------------------------------
                                   Donald J. Rechler, Co-Chief Executive Officer