Fig. 3
Afρ pre-perihelion measurements of comet 78P/Gehrels 2 provided by Cometas-Obs. Upper panel: original Afρ measurements and phase angle as a function of heliocentric distance. Lower panel: Afρ and Afρ′ after the backscattering effect correction using Eq. (2) as a function of the heliocentric distance.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.