3273 20171126172809.0 POSTER-2017-0035 Dominique, Marie Retrieval of O and N2 distributions from PROBA2/LYRA occultation data 2017 2017-05-02 IAP P7/ 08 CHARM, Prodex SDE, Proba 2 GI / 08 CHARM, Prodex SDE, Proba 2 GI NO Thiemann, Edward Altius symposium, Brussels marie.dominique@observatoire.be CPOSTER