Measuring the sun depression angle of Dawn with a DSLR camera
The first visibility of the dawn occurs at a definite angle of the sun depression, Do which is used to calculate the fajr (dawn) prayer time. Dawn observations were carried out using Digital Single-lens Reflex (DSLR) camera in the period from February to December 2017 at several locations in both Ma...
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| Main Authors: | , , , |
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| 格式: | Article |
| 语言: | English |
| 出版: |
Penerbit Universiti Kebangsaan Malaysia
2018
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| 在线阅读: | http://journalarticle.ukm.my/12670/1/31%20Kassim%20Bahali.pdf http://journalarticle.ukm.my/12670/ http://www.ukm.my/jsm/malay_journals/jilid47bil11_2018/KandunganJilid47Bil11_2018.html |
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