A deep PSPC observation of the Cyg OB2 association
Subtitle: final report
By: submitted by Wayne Waldron.
Contributors: United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-199869.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1995
Place of publication: [Washington, D.C; Springfield, Va
Language: eng
Format: Microform
Subjects: B stars.; Emission spectra.; O stars.; Radio spectra.; Spectrum analysis.; Star clusters.; X ray astronomy.; X ray sources.; X ray spectra.; X rays.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 96-0467-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1996] 1 microfiche.