Historic site · Ireland
William Rowan Hamilton Plaque
William Rowan Hamilton Plaque is a historic site, at a modelled elevation of 35 m. Kippure stands 757 m to the south, 14 miles off. The nearest named place is Tolka Valley Park, a park 0.3 miles away.
What the record says
- Inscription
- Here as he walked by on the 16th of October 1843 Sir William Rowan Hamilton in a flash of genius discovered the fundamental formula for quaternion multiplication i² = j² = k² = ijk = −1 & cut it on a stone of this bridge.
What to expect
How to reach it
Coordinates53.37301, -6.29996
Named places within 25 miles
Artworks
- Thomas Dudley: 0.4 mi
- Local Heroes: 0.4 mi
- Hello Cabra: 0.4 mi
- The Morrigan: 0.6 mi
- Urban Foraging: 0.6 mi
Attractions
- Chimpanzee: 1.0 mi
- National Cemetery Visitor's Centre: 1.0 mi
- White-crowned mangabey: 1.0 mi
- Painted dog: 1.0 mi
- Western lowland gorilla: 1.0 mi
Peaks
- Telshaun Hill: 8.0 mi
- Montpelier Hill: 8.5 mi
- Kilmashogue: 8.5 mi
- Slieve Gorra: 8.6 mi
- Shielmartin Hill: 8.9 mi
Parks
- Tolka Valley Park: 0.3 mi
- John Paul II Park: 0.5 mi
- Ashington Park: 0.6 mi
- Mount Bernard Park: 0.8 mi
- Crescent Park: 1.0 mi
Museums: 56
- Collins Barracks: 1.7 mi
- Asgard: 1.7 mi
- The Riding School: 1.7 mi
- National Museum of Ireland (Decorative Arts & History): 1.8 mi
- National Museum of Ireland, Collins Barracks: 1.8 mi
Gardens: 52
- Reilly's Community Garden: 0.3 mi
- Greenview Community Garden: 0.6 mi
- Vinery: 1.0 mi
- Fruit and Vegetable Garden: 1.0 mi
- Native plants: 1.1 mi
Historic sites: 52
- 1981 Hunger Strikers: 0.6 mi
- 1916 Rising: 0.6 mi
- Conor Hickey - 3 December 2011: 0.8 mi
- Glasnevin Chapel: 0.9 mi
- The O'Connell Tower: 1.0 mi
Springs
- St Catherine's Well: 1.7 mi
- Saint John's Well: 2.0 mi
- Rag Well: 3.2 mi
- St. Margaret's Well: 4.0 mi
- Saint Broc's Well: 4.5 mi
Beaches: 27
- Sandymount Strand: 4.5 mi
- Merrion Strand: 5.6 mi
- Dollymount Strand: 6.4 mi
- Seapoint: 7.8 mi
- Portmarnock Beach: 8.0 mi
Nature reserves: 19
- The Grove: 3.9 mi
- Booterstown Nature Reserve: 5.9 mi
- Booterstown Marsh: 6.0 mi
- Bull Island Wildlife Only Area: 6.7 mi
- Wildflower Meadow: 7.1 mi
Cliffs: 8
- Hawk Cliff: 11.0 mi
- Lover's Leap: 14.4 mi
- The Shaft: 16.1 mi
- Streaky Slab: 16.1 mi
- Bracket Slab: 16.5 mi
Picnic sites: 6
- Toni's: 2.3 mi
- Rathbeggan Lakes Angling Centre: 10.8 mi
- Hawk Cliff: 11.0 mi
- BBQ Area: 15.6 mi
- Poplar Square: 18.3 mi
Waterfalls: 5
- Leixlip Spa Waterfall: 8.4 mi
- Powerscourt Waterfall: 16.1 mi
- Poulaphuca Waterfall: 21.2 mi
- Glenmacnass Waterfall: 21.4 mi
- Devil's Glen Waterfall: 24.4 mi
Summits around it
The highest named summits within 15.7 miles of William Rowan Hamilton Plaque. Elevation from each summit’s own record; bearing measured between the two coordinates.
| Summit | Bearing | Elevation | Distance |
|---|---|---|---|
| Kippure | S 186° | 757 m | 13.5 mi |
| Seefingan | SSW 194° | 723 m | 12.8 mi |
| Seahan | SSW 198° | 647 m | 11.3 mi |
| Tonduff | S 175° | 642 m | 14.7 mi |
| Seefin | SSW 197° | 621 m | 13.5 mi |
| Corrig Mountain | SSW 194° | 617 m | 11.4 mi |
| Tonduff East Top | S 172° | 593 m | 15.1 mi |
| Glendoo Mountain | S 178° | 585 m | 10.4 mi |
When to go
Light through the year
| Date | Sunrise | Golden hour | Sunset |
|---|---|---|---|
| March equinox | 06:29 | 17:52 | 18:38 |
| June solstice | 04:57 | 21:00 | 21:58 |
| September equinox | 07:11 | 18:41 | 19:26 |
| December solstice | 08:39 | 15:01 | 16:09 |
Local time (Europe/Dublin).
Where this comes from
Location and category confirmed against OpenStreetMap.
OpenStreetMapOfficial siteOpenStreetMap element node/448606595
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