The activity of 119 comets
AS Betzler, A Diepvens… - Monthly Notices of the …, 2023 - academic.oup.com
This study examines photometric data from 119 comets observed between 2011 and 2020
at the Olmen Observatory in Balen, Belgium, using R-and G-band filters. Applying the q …
at the Olmen Observatory in Balen, Belgium, using R-and G-band filters. Applying the q …
[引用][C] Space Science and the Arab World: Astronauts, Observatories and Nationalism in the Middle East
JM Determann - 2019 - Bloomsbury Publishing