Gas and dust coma morphology of 41P on March 31, 2017. Each image is centred on the nucleus and enhanced by a simple rotational filter. The filter name is indicated at the top of each frame. All images are oriented with north down and east left with the direction of the Sun as indicated in the Rc frame. The field of view of each image is 5.8′ × 5.9′, which covers36 600 × 37 800 km.