Alaster's Rock, Argyll and Bute

• Unitary Authority: Argyll and Bute
• Region: Scotland

• Category: Water Feature
• Type: Island

• Latitude/Longitude: 56°33'39"N 5°27'5"W
• Eastings/Northings: 188002, 746322
• OS Grid: NM880463
• Mapcode Local: GBR DCXC.X7T
• Mapcode Global: WH0FT.7C75

Location and coordinates are for the approximate centre of Alaster's Rock within this administrative area. Geographic features and populated places may cross administrative borders.