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Cosmic distance ladder
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951	PDF Document Add to Reading List Source URL: www.skymaps.com Language: English - Date: 2014-06-28 23:08:21 Observational astronomy Constellations NGC objects Deep-sky object Globular cluster Lagoon Nebula Lyra Star Cosmic distance ladder Astronomy Space Astrology
952	Cycle 21 Abstract Catalog (Based on Phase I Submissions) Proposal Category: AR Add to Reading List Source URL: www.stsci.edu Language: English - Date: 2013-06-03 09:41:38 Quasar Active galactic nucleus Weak gravitational lensing Dark matter Galaxy Redshift Gravitational lens Cosmic distance ladder Elliptical galaxy Physics Astronomy Physical cosmology
953	National Aeronautics and Space Administration Age of the Universe: 6 Billion Years Add to Reading List Source URL: cosmictimes.gsfc.nasa.gov Language: English - Date: 2010-01-04 09:51:54 Standard candles Physical cosmology Variable stars Cepheid variables Local Group Andromeda Galaxy Cosmic distance ladder Galaxy Globular cluster Astronomy Astrometry Space
954	EstablishmentofCalibrationBaseLines_Guidelines-bhs-2.docx Add to Reading List Source URL: www.ngs.noaa.gov Language: English - Date: 2014-09-03 07:44:01 Cartography Engineering Optical devices Land management Calibration Theodolite Cosmic distance ladder Total station Geodetic network Geodesy Measurement Surveying
955	Agriculture - Math Assessment - 7A 7B.H Measuring the Ag Plot Add to Reading List Source URL: www.isbe.state.il.us Language: English - Date: 2007-10-10 10:24:12 Evaluation Astrometry Cosmic distance ladder Physical cosmology Accuracy and precision Statistics Thought Measurement
956	2 Deep Impact - Comet Flyby On July 4, 2005, the Deep Impact spacecraft flew by the comet Tempel-1 along a path shown in the Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-05-20 10:59:26 Deep Impact Discovery program Comet Tempel 1 Cosmic distance ladder Spacecraft Spaceflight Physics
957	Calibration Properties of CHANDRA HETG Spectra Observed in CC-Mode Norbert S. Schulz,1 and the Chandra ACIS Calibration Team,1 ,2 ,3 1. Add to Reading List Source URL: cxc.harvard.edu Language: English - Date: 2014-01-09 16:25:32 Plasma physics Astrometry Cosmic distance ladder Physical cosmology Mode X-ray astronomy Astronomy Statistics Physics
958	160 Turner, JAAVSO Volume 31, 2003 The Power of Archival Astronomy David G. Turner Add to Reading List Source URL: tdc-www.harvard.edu Language: English - Date: 2008-10-23 10:47:16 Space Standard candles Cepheid variables Variable stars Binary stars Classical Cepheid variable Hipparcos Norma Cosmic distance ladder Astronomy Astrometry Astrology
959	What is Parallax? Parallax is when an object appears to change position when you view it from a different angle. Astronomers see the effects of parallax when they look at stars from different points on Earth’s orbit a Add to Reading List Source URL: universeadventure.org Language: English - Date: 2008-11-06 17:48:28 Parallax Measurement Trigonometry Optics Cosmic distance ladder Hipparchus Star Angle Stellar parallax Astrology Astrometry Astronomy
960	Approaching Comet Hartley-2 On September 25, 2010 at a distance of 41 million km, the spacecraft Deep Impact took this image of the comet Hartley 2 about 40 days before closest approach on November 4. The graph to the r Add to Reading List Source URL: spacemath.gsfc.nasa.gov Language: English - Date: 2010-10-24 06:33:12 Comets Observational astronomy Comet Deep Impact 103P/Hartley Cosmic distance ladder Great Comet Comet Holmes Spacecraft Astronomy Spaceflight