Hole 1
Par 4 · 379 yd
Plays south. Dogleg right. 2 bunkers.
Green 34 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Golf course in Bay Harbor, Michigan, USA
18 holes, par 70, about 6,580 yards (6,017 metres) along the hole lines. The par 3s are 2, 5, 8, 11 and 15. The par 5s are 6, 13 and 17. The longest hole is the 13th at 558 yd, the shortest the 11th at 167 yd. The map shows 34 bunkers. Water is in play on holes 12 and 16.
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 4 · 379 yd
Plays south. Dogleg right. 2 bunkers.
Green 34 yd deep, 27 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 168 yd
Plays south-west.
Green 46 yd deep, 28 yd wide. Falls 7% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 404 yd
Plays north-west. Dogleg left. 2 bunkers.
Green 33 yd deep, 42 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 416 yd
Plays west. Dogleg right.
Green 40 yd deep, 27 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 186 yd
Plays east. 2 bunkers.
Green 33 yd deep, 34 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 536 yd
Plays north-east. Dogleg left. 4 bunkers.
Green 34 yd deep, 32 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 395 yd
Plays north-west. Dogleg right. 3 bunkers.
Green 40 yd deep, 32 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 179 yd
Plays north.
Green 31 yd deep, 32 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 474 yd
Plays south-east. Dogleg left. 4 bunkers.
Green 105 yd deep, 72 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 471 yd
Plays east. 4 bunkers.
Green 50 yd deep, 31 yd wide. Falls 6% overall. An arrow every 4 m here, every 2 m in the app.
Par 3 · 167 yd
Plays north-west. 1 bunker.
Green 35 yd deep, 38 yd wide. Falls 1% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 386 yd
Plays north-west. Dogleg left. 2 bunkers and water.
Green 32 yd deep, 28 yd wide. Falls 5% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 558 yd
Plays north. 1 bunker.
Green 24 yd deep, 20 yd wide. Falls 2% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 394 yd
Plays west. 4 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 · 176 yd
Plays north. 2 bunkers.
Green 34 yd deep, 21 yd wide. Nearly flat overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 372 yd
Plays south-west. 1 bunker and water.
Green 22 yd deep, 21 yd wide. Falls 3% overall. An arrow every 4 m here, every 2 m in the app.
Par 5 · 484 yd
Plays east. Dogleg left. 1 bunker.
Green 36 yd deep, 20 yd wide. Falls 4% overall. An arrow every 4 m here, every 2 m in the app.
Par 4 · 435 yd
Plays south. Dogleg right. 3 bunkers.
Green 109 yd deep, 43 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.