NASA/Goddard Space Flight Center, Code 219, Greenbelt, MD 20771

A -- EFFECTS OF STRATOSPHERIC AIRCRAFT ON STRATOSPHERIC OZONE SOL RFO5-12068-268 POC Michael R. Stewart, Contract Specialist, Phone (301) 614-5603, Fax (301) 614-5619, Email MStewart@pop200.gsfc.nasa.gov -- Claudette Parent, Contracting Officer, Phone (301)614-5602, Fax (301)614-5619, Email Claudette.D.Parent.1@gsfc.nasa.gov WEB: Click here for the latest information about this notice, http://nais.nasa.gov/EPS/GSFC/date.html#RFO5-12068-268. E-MAIL: Michael R. Stewart, MStewart@pop200.gsfc.nasa.gov. NASA/GSFC plans to issue Request for Offer (RFO) 5-12068/268 to Atmospheric Environmental Research, Inc. (AER) of Cambridge, MA. The proposed cost-plus-fixed-fee contract will span one year. The proposed procurement is for the continuation of providing model results to assess the effects of stratospheric aircraft on stratospheric ozone. Specific tasks to be accomplished by AER are the following: (a) modification of model transport parameters, (b) Resolution of AER/LLNL/GSFC model differences, (c) Contribution to assessment reports. The statuatory authority for Other Than Full and Open Competition is 10 U.S.C. 2304 (c) (1), Only One Responsible Source. AER's previous work in NASA's High Speed Research Program and unique knowledge of analyzing and assessing the effects of stratospheric aircraft on stratospheric ozone makes them uniquely qualified to perform the concluding phase of this effort. The Government does not intend to acquire a commercial item using FAR Part 12. See Note 26. See Note 22. An Ombudsman has been appointed. See Internet Note "B". Interested firms have 15 days from the publication of this synopsis to submit in writing to the identified point of contact, their qualifications/capabilities. Such qualifications/capabilities will be used solely for the purpose of determining whether or not to conduct this procurement on a competitive basis. Responses received after the 15 days or without the required information will be considered nonresponsive to the synopsis and will not be considered. A determination by the Government to not compete this proposed effort on a full and open competitive basis, based upon responses to this notice is solely within the discretion of the Government. Firm date for receipt of offers will be stated in the RFO. All qualified responsible sources may submit an offer which shall be considered by the agency. Any referenced notes can be viewed at the following URL: http://genesis.gsfc.nasa.gov/nasanote.html. Posted 04/16/99 (D-SN321235). (0106)

Loren Data Corp. http://www.ld.com (SYN# 0001 19990420\A-0001.SOL)