This Sky Guide has used the following references for the various types of objects:
Inspiration, still the standard for formatting the universe:
Burnham's Celestial Handbook Robert Burnham, Jr. Celestial Handbook Publications, Flagstaff AZ (1966) Dover Publications Inc (1978) "May there always be starlight on the path."To find it on Amazon click here.
Star positions, magnitudes, motions:
The Hipparcos and Tycho Catalogues ESA 1997 ESA, 1997, The Hipparcos Catalogue, ESA SP-1200 ESA, 1997, The Tycho Catalogue, ESA SP-1200For more info click here.
This research has made use of the Washington Double Star Catalog maintained at the U.S. Naval Observatory. - Brian D. Mason, Gary L. Wycoff, and William I. HartkopfFor more info click here.
Combined General Catalog of Variable Stars (GCVS4.2, 2004 Ed.) Samus N.N., Durlevich O.V., et al. (Institute of Astronomy of Russian Academy of Sciences and Sternberg State Astronomical Institute of the Moscow State University (2004))The catalog's home page is HERE.
NGC and IC objects:
NGC 2000.0, The Complete New General Catalogue and Index Catalogue of Nebulae and Star Clusters by J.L.E. Dreyer Sinnott, R.W. (edited by) Sky Publishing Corporation and Cambridge University Press (1988)For more info click here.
Thumbnail images - data source:
Digitized Sky Survey (selected images are from DSS2 RED plates) Provenance Data taken by Royal Observatory Edinburgh(Southern Sky) or Oschin Schmidt Telescope on Palomar Mountain(Northern Sky). Compression and distribution by Space Telescope Science Institute. Copyright Space Telescope Science Institute, AAO, UK-PPARC, ROE, National Geographic Society, and California Institute of TechnologyCopyright notice..
Thumbnail images - tools:
SkyView was developed and is maintained under NASA ADP Grant NAS5-32068 with P.I. Thomas A. McGlynn under the auspices of the High Energy Astrophysics Science Archive Research Center (HEASARC) at the GSFC Laboratory for High Energy Astrophysics. We gratefully acknowledge the support of NASA and the contributors of SkyView data surveys.For more info click here.
Correlation, exploration & multiple image processing:
This research has made extensive use of Aladin, a virtual observatory tool of epic scope. Copyright ULP/CNRSFor more info click here.
This research has made extensive use of the Vizier and SIMBAD data servers.For more info: Vizier and SIMBAD.
Original contents are Copyright 2005-6 by scott virtes
Images and data from outside sources are copyright by their respective teams and institutions.
See credits for more info.