Jalkr
![](http://upload.wikimedia.org/wikipedia/commons/thumb/5/59/Callisto_Thrainn_PIA01219.jpg/220px-Callisto_Thrainn_PIA01219.jpg)
Jalkr is a bright crater on Jupiter's moon Callisto measuring 74 km across (in the lower part of the image). This an example of a central dome impact crater.[1] A smaller degraded crater in the upper part of the image is called Audr.
References
[edit]- ^ Greeley, R.; Klemaszewski, J.E.; Wagner L.; the Galileo Imaging Team (2000). "Galileo views of the geology of Callisto". Planetary and Space Science. 48 (9): 829–853. Bibcode:2000P&SS...48..829G. doi:10.1016/S0032-0633(00)00050-7.