Rujukan Aram-temaram

  1. 1 2 3 4 "Definitions from the US Astronomical Applications Dept (USNO)". Dicapai 2011-07-22. 
  2. 1 2 Van Flandern, T.; K. Pulkkinen (1980). "Low precision formulae for planetary positions". Astrophysical Journal Supplement Series. 31 (3). Bibcode:1979ApJS...41..391V. doi:10.1086/190623. 
  3. 1 2 3 4 5 6 7 8 9 10 ftp://ftp.flaterco.com/xtide/Bowditch.pdf#238 The American Practical Navigator, 2002; page 238
  4. 1 2 3 4 5 6 7 8 http://msi.nga.mil/MSISiteContent/StaticFiles/NAV_PUBS/APN/Gloss-1.pdf#9 Glossary of Marine Navigation
  5. 1 2 3 4 5 6 7 8 9 10 http://www.ast.cam.ac.uk/public/ask/2445 University of Cambridge - Institute of Astronomy - Ask an Astronomer [NB: questionable source as its sources refer back to Wikipedia]
  6. ↑ "Venus and the Moon strike a pose". Dicapai 18 April 2016. 
  7. ↑ "Title 14: Aeronautics and Space PART 1 - Definitions". ELECTRONIC CODE OF FEDERAL REGULATIONS. U.S. Government Publishing Office. 
  8. ↑ http://aa.usno.navy.mil/publications/docs/aira.php
  9. ↑ "Length of Day and Twilight (Formulas)". www.gandraxa.com. Dicapai 2011-08-26. 
  10. ↑ Herbert Glarner's website, reference 2. "Civil Twilight" "6°", "Nautical Twilight" "12°". "90°-Axis(23.439°)-12°=54.561°.
  11. ↑ NASA-Jet Propulsion Laboratory: Winter Solstice on Mars: Rovers Look Forward to A Second Martian Spring, August 07, 2006.
  12. ↑ Jossleyn Hennessy (1955). "ch. VII Education in the villages "Cow-dust time"". India democracy and education. Orient Longmans. m/s. 127. 
  13. ↑ http://www.jewishencyclopedia.com/articles/14114-sun-rising-and-setting-of-the
  14. ↑ "A strong showing at Paranal". Dicapai 6 July 2015. 

Rujukan

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