Time scales

Results: 498



#Item
411Celestial mechanics / Units of time / Celestial coordinate system / Astrodynamics / Horology / Sidereal time / Equinox / Measurement / Astrology / Astronomy

B10 TIME-SCALES, 2011 Relationships between origins (continued) Equation of the origins

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Source URL: asa.usno.navy.mil

Language: English - Date: 2013-10-16 23:13:17
412Physical constants / Time scales / Celestial mechanics / Precession / Astronomical constant / Gaussian gravitational constant / Gravitational constant / Astronomical unit / Axial precession / Measurement / Physics / Astronomy

K6 ASTRONOMICAL CONSTANTS Selected Astronomical Constants The IAU 2009 System of Astronomical Constants (1) as published in the Report of the IAU Working

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Source URL: asa.usno.navy.mil

Language: English - Date: 2012-03-19 07:42:03
413Planetary science / Celestial mechanics / Physical constants / Precession / Time scales / Astronomical constant / Astronomical system of units / Gaussian gravitational constant / Axial tilt / Astronomy / Space / Measurement

K6 ASTRONOMICAL CONSTANTS Selected Astronomical Constants Units:

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Source URL: asa.usno.navy.mil

Language: English - Date: 2012-12-09 19:46:02
414Astrometry / Celestial coordinate system / Celestial mechanics / Geodesy / Barycentric Dynamical Time / International Celestial Reference System / Astronomical constant / International Celestial Reference Frame / Barycentric Coordinate Time / Measurement / Astrology / Time scales

PDF Document

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Source URL: maia.usno.navy.mil

Language: English - Date: 2010-12-17 09:32:33
415Systems of units / Time scales / International standards / SI units / International Bureau of Weights and Measures / International Committee for Weights and Measures / Metrology / General Conference on Weights and Measures / International System of Units / Measurement / Technology / Satellite navigation systems

Microsoft PowerPoint - CCTF-CGPM-2011-LEr_amended (3)

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Source URL: www.bipm.org

Language: English - Date: 2011-10-26 10:39:36
416Universal Time / Terrestrial Time / International Atomic Time / Ephemeris time / Leap second / Dynamical time scale / Greenwich Mean Time / Epoch / Second / Measurement / Time scales / Barycentric Dynamical Time

N IF Navigation and Ancillary Information Facility Fundamental Concepts April 2013

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Source URL: naif.jpl.nasa.gov

Language: English - Date: 2014-07-23 12:49:32
417Physics / Horology / National Institute of Standards and Technology / Time scales / SI base units / Atomic clock / NIST-F1 / NIST-7 / Symmetricom / Measurement / Clocks / Time

December[removed]measure NCSL INTERNATIONAL The Journal of Measurement Science

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Source URL: tf.nist.gov

Language: English - Date: 2007-11-08 20:34:42
418Dynamical time scale / Ephemeris time / ISO / Ephemeris / Universal Time / Clock / Measurement / Time scales / Barycentric Dynamical Time

N IF Navigation and Ancillary Information Facility Time Conversion and Time Formats

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Source URL: naif.jpl.nasa.gov

Language: English - Date: 2014-07-23 12:49:32
419ArcGIS / Daylight saving time / Coordinated Universal Time / Measurement / Science / Time scales / Geographic information system / Time zone

Basic Backward Trajectory to GIS Instructions Introduction

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Source URL: www4.nau.edu

Language: English - Date: 2005-08-03 18:25:54
420Celestial mechanics / Physical constants / Planetary science / Astronomical constant / Gravitation / Time scales / Astronomical system of units / Astronomical unit / Gaussian gravitational constant / Astronomy / Measurement / Space

K6 ASTRONOMICAL CONSTANTS Selected Astronomical Constants Units:

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Source URL: asa.usno.navy.mil

Language: English - Date: 2012-12-09 19:45:49
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