Hole 1
Par 5 · 558 yd
Plays south-east. 4 bunkers.
Green 36 yd deep, 32 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Tahoe Donner, California, USA
18 holes, par 72, about 7,034 yards (6,432 metres) along the hole lines. The par 3s are 3, 8, 13 and 16. The par 5s are 1, 7, 12 and 15. The longest hole is the 15th at 598 yd, the shortest the 8th at 151 yd. The map shows 32 bunkers. Water is in play on holes 6, 7, 16 and 17.
Every hole, numbered, as the app draws it.
Each hole turned so it plays up the page, from the tee at the bottom. Every green's slopes are mapped: flip a card to see its green.
Par 5 · 558 yd
Plays south-east. 4 bunkers.
Green 36 yd deep, 32 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 442 yd
Plays east. 2 bunkers.
Green 30 yd deep, 34 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 203 yd
Plays south-east. 2 bunkers.
Green 35 yd deep, 28 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 434 yd
Plays north-west. Dogleg left. 1 bunker.
Green 21 yd deep, 43 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 402 yd
Plays north-west. Dogleg left. 2 bunkers.
Green 40 yd deep, 35 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 393 yd
Plays east. Dogleg left. 3 bunkers and water.
Green 33 yd deep, 26 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 523 yd
Plays north-west. Dogleg left. 3 bunkers and water.
Green 34 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 151 yd
Plays east. 1 bunker.
Green 36 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 431 yd
Plays west. 1 bunker.
Green 36 yd deep, 31 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 424 yd
Plays east. 4 bunkers.
Green 43 yd deep, 37 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 448 yd
Plays east. Dogleg right. 3 bunkers.
Green 39 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 510 yd
Plays south-east. Dogleg right. 3 bunkers.
Green 32 yd deep, 32 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 224 yd
Plays north-east. 2 bunkers.
Green 43 yd deep, 37 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 295 yd
Plays west. 1 bunker.
Green 42 yd deep, 37 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 598 yd
Plays west. Dogleg right. 3 bunkers.
Green 36 yd deep, 30 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 206 yd
Plays south-west. 1 bunker and water.
Green 32 yd deep, 36 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 459 yd
Plays east. Dogleg right. 1 bunker and water.
Green 42 yd deep, 26 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 331 yd
Plays west. 3 bunkers.
Green 46 yd deep, 32 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Lengths are measured along each hole's line on OpenStreetMap, so they can differ from the club's card. A bunker between two holes counts on both.
The app
On your iPhone and Apple Watch, Number & Line turns this map into a yardage book, with distances to the front, middle and back of each green from where you stand. You can plan each hole at home and get club advice from your own distances and the day's wind.
The app is coming soon to the App Store, and this course is already built for it.

Course map © OpenStreetMap contributors, under the Open Database Licence. See it on OpenStreetMap, where anyone can correct it. Green slopes: USGS 3D Elevation Program 1 m DEM (public domain). Our maps are open data too. Number & Line isn't connected with the club.