Cloud fractions estimated from shipboard whole-sky camera and ceilometer observations between East Asia and Antarctica

Makoto Kuji1, Misako Hagiwara1, Masahiro Hori2 and Masataka Shiobara3, (1)Nara Women's University, Nara, Japan, (2)University of Toyama, Toyama, Japan, (3)NIPR National Institute of Polar Research, Tokyo, Japan