Download or read book Documentation for the Machine-Readable Version of the Revised New General Catalogue of Nonstellar Astronomical Objects written by National Aeronautics and Space Administration (NASA) and published by Createspace Independent Publishing Platform. This book was released on 2018-08-13 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt: The contents and format of the machine-readable version of the cataloque distributed by the Astronomical Data Center are described. Coding for the various scales and abbreviations used in the catalogue are tabulated and certain revisions to the machine version made to improve storage efficiency and notation are discussed. Warren, W. H., Jr. Goddard Space Flight Center NASA-TM-85227, NAS 1.15:85227, NSSDC/WDC-A-R/S-82-29 ...