apoareion

English edit

apoareion (plural not attested)

(astronomy) Apoapsis around Mars.
- 2015 September, Anil Bhardwaj, S.V. Mohankumar, Tirtha Pratim Das, P. Pradeepkumar, P. Sreelatha, B. Sundar, Amarnath Nandi, Dinakar Prasad Vajja, M.B. Dhanya, Neha Naik, G. Supriya, R. Satheesh Thampi, G. Padma Padmanabhan, Vipin K. Yadav, A.V. Aliyas, “MENCA experiment aboard India's Mars Orbiter Mission”, in Current Science, volume 109, number 6:
  Taking advantage of the highly elliptical orbit (~400 km periareion' and ~70,000 km apoareion) of MOM, the scientific objective of MENCA is to radially profile the composition of the neutral exosphere of Mars starting from the MOM periareion.