Publications in English | Publications in Dutch |
1995_Slocum_YM.pdf
1056k 14-02-2011 13:18
Siebren Y. van der Werf, Reworking Slocum's Navigation, Yachting Monthly, April (1995)42-44.
1997_Lunars_Nav.pdf
1 MB 22-08-2020 10:49
Siebren Y. van der Werf, The lunar distance method in the nineteenth century: A simulation of Joshua Slocum's observation on June 16, 1896, Navigation, Journal of the Institute of Navigation, 44(1997)1. (This article was awarded the Samuel Burka Award 1997 of the ION).
1997_Lunars_remake.pdf
479k 13-04-2010 15:17
A better legible version of 1997_Lunars_Nav
1998_Barents_ARCTIC.pdf
630k 14-07-2015 09:18
Siebren Y. van der Werf, Astronomical observations during Willem Barents's third voyage to the North (1596-1597), ARCTIC 51(1998)142-154
2003_NZdeVeer_AO.pdf
1174k 13-04-2010 15:12
Siebren Y. van der Werf, Günther P. Können, Waldemar H. Lehn, Frits Steenhuisen and Wayne P. S. Davidson, Gerrit de Veer's true and perfect description of the Novaya Zemlya effect, Applied Optics 42(2003)379-389.
2003_NZsunsets_AO.pdf
2072k 13-04-2010 15:12
Siebren Y. van der Werf, Günther P. Können and W. H. Lehn, The Novaya Zemlya effect and sunsets, Applied Optics 42(2003)367-378.
2003_Refraction_AO.pdf
229k 13-04-2010 15:10
Siebren Y. van der Werf, Raytracing and refraction in the modified US1976 atmosphere, Applied Optics 42(2003)354-366.
2003_Refraction_AO_Erratum.pdf
3k 18-04-2010 17:23
An erratum to eq. 21 in 2003_Refraction_AO.pdf
2005_RefracHist_AO.PDF
926k 13-04-2010 15:08
Waldemar H. Lehn and Siebren van der Werf, Atmospheric refraction: a history., Applied Optics 44(2005)5624.
2005_TobogganSun_AO.PDF
2882k 13-04-2010 15:06
Wayne P.S. Davidson and Siebren Y. van der Werf, The Toboggan Sun., Applied Optics 44(2005)5644.
2008_Airmasses_AO.pdf
66k 28-09-2011 11:06
Siebren Y. van der Werf, Comment on “Improved ray tracing air mass numbers model”, Applied Optics 47(2008)153-156.
2011_AsphaltMirage_AO.pdf
1139k 16-08-2011 13:44
Siebren Y van der Werf, Noninverted images in inferior mirages, Applied Optics 50(2011)F12-F15.
2011_Supersun_AO.pdf
2031k 28-09-2011 11:05
Gunther P Können and Siebren Y van der Werf, Reflection halo twins: subsun and supersun, Applied Optics 50(2011)F80-F88.
2015_Waves_and_dip_Nav.pdf
656k 14-07-2015 08:56
Siebren van der Werf and Igor Shokaryev, Wave Height and Horizon Dip, Navigation 62(2015)161-169
2017_Hafgerdingar_AO.pdf
1228k 16-05-2017 16:03
Siebren van der Werf, Hafgerdingar and Giant Waves, Applied Optics 56(2017)G51-G58
2017_Hafgerdingar_visualization 1.mp4
1675k 30-10-2018 10:25
Visualization 1 of Hafgerdingar and Giant Waves
2017_Hafgerdingar_visualization 2.mp4
3953k 30-10-2018 10:26
Visualization 2 of Hafgerdingar and Giant Waves
2017_Hafgerdingar_visualization 3.mp4
3884k 30-10-2018 10:27
Visualization 3 of Hafgerdingar and Giant Waves
2017_Hafgerdingar_visualization 4.mp4
3739k 30-10-2018 10:27
Visualization 4 of Hafgerdingar and Giant Waves
2017_Hafgerdingar_visualization 5.mp4
3937k 30-10-2018 10:27
Visualization 5 of Hafgerdingar and Giant Waves
2017_History and critical analysis of fifteenth_and_sixteenth_century_nautical_tables-accepted version_JHA.pdf
5629k 16-05-2017 18:37
Siebren van der Werf, History and critical analysis of fifteenth and sixteenth century nautical tables, Journal for the History of Astronomy 48(2017)207-232.This is the accepted version. The published version is on the JHA website.
2019_Nautical Tables for Vasco da Gama 1497-1500_JHA.pdf
828k 12-08-2019 14:10
Siebren van der Werf, Nautical Tables for Vasco da Gama, 1497-1500?, Journal for the History of Astronomy2019, Vol. 50(3) 326–338
2023_Novaya Zemlya effect and Fata Morgana_Raytracing in a spherically non-symmetric atmosphere_CRPHYS-Vol-23.pdf
4 MB 11-01-2023 14:48
Part of Special Issue: Astronomy, Atmospheres and Refraction,
Comptes Rendus Physique, Vol. 23.
https://comptes-rendus.academie-sciences.fr/physique/item/CRPHYS_2022__23_S1/
Comptes Rendus Physique, Vol. 23.
https://comptes-rendus.academie-sciences.fr/physique/item/CRPHYS_2022__23_S1/