Eksakta : Berkala Ilmiah Bidang MIPA (E-ISSN : 2549-7464) is an open-access journal and peer-reviewed that publishes either original articles or reviews. This journal is published by the Faculty of Mathematics and Natural Sciences (FMIPA), Universitas Negeri Padang, Indonesia. The journal is dedicated to the dissemination of knowledge related to the advancement in scientific research. The prestigious interdisciplinary editorial board reflects the diversity of subjects covered in this journal. Under science and technology, the coverage includes environmental science, pure and applied mathematics, agricultural research and engineering, biology, biotechnology, and bioinformatics. Healthcare sciences (including clinical medicine, preventive medicine, and public health), physics, biophysics, computer science, chemistry, and bioengineering, to name a few. Since 2017 (Volume 19) Eksakta : Berkala Ilmiah Bidang MIPA (E-ISSN : 2549-7464) publishes two issues (numbers) annually (April and October). On 9 October 2020, the frequency of journal publications changed through the ISSN LIPI decree. The ISSN LIPI letter stated that starting in 2021, our journal will publish four issues in a year, January, April, July and October. The first issue (No 1) is published every 30 March, the second issue (No 2) is published every 30 June, the third issue (No 3) is published every 30 October, and the fourth issue (No 4) will be published every 30 December.