Selected Technical Reports
Astronomical Applications Dept. Astronomical Applications Dept.
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Journal Preprints and USNO Technical Notes
Journal Reprints

The text of technical papers that have been published by a journal cannot always be provided online because the journal publisher, in many cases, retains the copyright. Subject to availability, paper reprints of the following papers (single copies without charge) can be obtained by e-mailing a request to Be sure to include a complete mailing address.