False-color near infrared view of Titan's northern hemisphere, showing its seas and lakes. | |
| Feature type | Lacus |
|---|---|
| Coordinates | 42°31′34″S 278°07′12″W / 42.526°S 278.12°W |
| Diameter | 200km |
| Eponym | Loch Sionascaig |
Sionascaig Lacus is one of a number of hydrocarbon seas and lakes found on Saturn's largest moon, Titan. The lake is located at latitude 41.52°S and longitude 278.12°W on Titan's globe, and is composed of liquid methane and ethane. The feature is named for the Earth lake, Loch Sionascaig, in Scotland.