Montague Island Light (AN027)
| IALA availability category: | 2 |
| Category target | 99.0 per cent |
| Position |
Latitude: 36° 15.1143’ S Longitude: 150° 13.6035’ E Datum: WGS84 |
| Charts | Aus 806, 807 |
| Ba list of lights | K2576 |
| Daymark | Grey round granite tower, 21 metres high |
| Colour of light | White |
| Character | Flashing: 14.93 (15s) Flash: 0.16 s Eclipse: 14.77 s |
| Lantern | Chance Bros. 12’ 1.5” dia |
| Beacon | Vega VRB-25 |
| Lens speed | 0.67 RPM |
| Light source |
Lamp: 12V, 75W, C8 Halogen LP PR30s Lampchanger: 6 position |
| Intensity | 132, 736 cd |
| Power supply |
Solar panels: 14 x 50W (inclined 60° to horizontal) Regulators: 7 x 10A Battery capacity: 1130Ah Modules: 7 x (24V, 165Ah) |
| Structure | Grey granite tower, 12 metres high to base of lantern. |
| Elevation | 80 metres |
| Range |
Nominal: 20 nautical miles Geographical: 23 nautical miles |