Fig. 3
Evolution of the inner dust coma isophotes and structures of comet 67P/Churyumov-Gerasimenko in 3 weeks. Top row: Feb. 26. Bottom row: March 19. The FOV is 106′′ × 106′′ (i.e. 129 300 × 129 300 km and 133 100 × 133 100 km), N is up and E to the left. The two structures on Feb. 26 in the NE quadrant only became one and much fainter fainter on March 19, and is slightly curved and is placed at ~75° counterclockwise from the north.
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