how to find the 9 hole slope and rating for an 18 hole course

9-hole differential = ((9 Hole Adjusted Gross Score – 9 hole CR) x 113/9-hole Slope rating) So, the full formula to convert your 9-hole score into an 18-hole differential will be: ((Adjusted Gross Score – 9-hole CR) x 113/9-hole SR)

Full Answer

What is a good slope rating for a golf course?

Course ratings are usually listed on a course's scorecard and typically range between 67 and 77. Enter the course slope rating for each of the tees you expect to play from. Course slope ratings are usually listed on a course's scorecard, and range between 55 (easy) and 155 (difficult).

What is the handicap index of the 18-hole course rating?

So the 18-hole Course Rating is 73.8/136, but it is different by 1.7 shots on each nine and the Slope rating varies by 7. Therefore, if a golfer at Randpark always plays the harder nine, with a CR of 37.7/139, under our existing system of just using the 18-hole Course Rating, they would have a Handicap Index higher than it should be.

What is a 9 hole Handicap on a golf course?

For instance if your handicap is 40, then you cut that in half to get 20. You then take the course slope from your tees, say that is 120 and follow the following formula: So your 9 hole handicap would be 21.2. I hope that helps and let me know if you have any other questions.

How do you calculate slope rating?

The USGA calculates Slope Rating with the following formula: bogey course rating minus Course Rating, with the result multiplied by 5.381 for men or 4.24 for women. Sorry, the video player failed to load.

How do you find the slope of 9 holes?

(46 - 70.1) * (113 / 121) = -23 We halve the number and that allows an approximation of what the "Scratch" golfer would shoot on nine holes. The slope number doesn't change because that denotes how much harder the course is for a "Bogey" golfer rather than for a "Scratch" golfer.

How do you convert a 9 hole handicap to a 18-hole handicap?

Rule Change for 2020: To submit a nine-hole score, a player must play 7 to 13 holes under the Rules of Golf. When 14 or more holes are played, the score submitted qualifies as an 18- hole score.

How do you calculate course rating and slope?

It is always a number between 55 and 155, with 113 being the "standard" slope. You calculate slope rating by finding the bogey rating, which is like the course rating, but measured for a bogey golfer. Then subtract the course rating from that figure. Then multiply that figure by 5.381 for men and 4.24 for women.

Can you calculate a golf handicap playing 9 holes?

You have a Handicap Index® which is designed to convert to a Course Handicap™ for 18-hole play. However, your Course Handicap can be determined for a nine-hole round by first cutting your Handicap Index in half (and then rounding to the nearest tenth).

How do you calculate handicap rating and slope?

Handicap differential = (Adjusted Gross Score-rating of the course) X 113 / Course slope ratings. The course rating is simply the scores of a new golfer on a normal course under a normal playing condition. Slope rating is the rating of 113 for a course based on the standard difficulty.

How do I calculate my 2021 course handicap?

Use the following formula to compute the Handicap Differential: Handicap differential = (The Adjusted Gross Score -The Course Rating) X 113 / The Course slope ratings. The course rating refers to the score of a new golf player on a course under standard playing conditions.

What is my golf course slope rating?

What is Slope Rating? The course's Slope Rating indicates the difficulty of a golf course for a 'bogey' golfer (20 handicapper for a man, 24 for a woman) relative to a scratch player. So essentially, the difference in difficulty of the course between a scratch and bogey player make up the Slope Rating.

How do they calculate course rating?

The Course Rating is calculated from the effective playing length and obstacle factors for 9 or 18 designated holes. The Course Rating is expressed in strokes to one decimal point and represents the expected score for a scratch player. The Bogey Rating represents the expected score for a bogey player.

Where do you find slope rating?

The first thing many golfers do when they arrive at the golf course is check the score card for the slope rating. Most scorecards will have the slope rating printed on them. There is a separate slope rating for each of the different tee boxes on the course. The average slope rating of a golf course is typically 113.

How do I calculate Course handicap?

A Course Handicap is determined by applying your Handicap Index to a Course Handicap Table or Course Handicap Formula, which is just simple math! Take your Handicap Index, multiply it by the Slope Rating of the tees played, then divide by 113 (this is the average Slope Rating).

How are hole handicaps calculated?

Scores should be gross and not adjusted for Equitable Stroke Control. Scores for each hole are then averaged for Group A and Group B, and the difference is then determined for each hole by subtracting the average of Group A from the average of Group B.

How many handicaps do you need for 9 holes?

(i) The course must have a nine-hole USGA Course Rating and Slope Rating; (ii) At least seven holes must be played. There is no restriction on the number of nine-hole scores posted to a player's scoring record. Even if a player plays a majority of nine-hole rounds, that player can still utilize a Handicap Index ...

How do I calculate my 2020 course handicap?

Course Handicap Calculation Pre-2020 the calculation to find the Course Handicap was: Handicap Index X Slope Rating/ 113. The new calculation for Course Handicap will be Handicap Index x (Slope Rating/113) + (Course Rating- Par). The reason for this change is to accommodate players who play off different tees.

What is the difference between course rating and slope rating?

Course Ratings represent the difficulty of a golf course for the scratch player under normal conditions. Slope Ratings represent the difference in difficulty for all other players, compared to the scratch player. Course Ratings are carried out by qualified teams, and assume normal course and weather conditions.

How do I calculate my handicap index?

The handicap index is an average of golf round scores and has its own calculation. This formula requires you to sum your differentials and divide these by the number of differentials used, and then multiply the result by 0.96.

Does higher slope rating mean harder course?

The higher the slope number, the harder the course is for the bogey golfer relative to the difficulty of the course for the scratch golfer. Slope numbers can range anywhere between 55 and 155 with the average slope in the United States being 120.

What is the course rating on a golf course?

Course ratings are usually listed on a course's scorecard and typically range between 67 and 77.

How many rounds do you need to play to calculate handicap?

You will need to enter at least 3 rounds ( or any combination of 18 and 9 hole rounds that add up to 54 holes played) in order to calculate your handicap index, and your rounds can be saved using the Save feature under the Data tab.

How to add a course to a golf course?

To add a course: Select "New Course" from the drop-down menu. Enter a name for the course. Indicate whether it's an 18 or 9 hole course. Enter a color, rating, slope, and par for each tee you expect to play (you can leave other tees blank). the "Add Course" button.

When will the WHS golf handicap be updated?

This Golf Handicap Calculator, which has been updated to comply with the new World Handicap System (WHS) that took effect on January 1, 2020, will quickly calculate your handicap index and course handicaps.

Can you enter 18 hole gross scores?

You can enter 18 or 9-hole adjusted gross scores, or use the built-in hole-by-hole form to add up your score while adjusting your score for any holes that exceed your Net Double Bogey stroke limit. Plus, you can enter rounds in any order, saving you from having to re-enter the same rating and slope multiple times.

How many holes can you play to get your score posted?

So, if you are crunched for time or prefer nine-hole rounds, keep in mind that your scores can be posted after playing as few as seven holes . If you must leave the course after seven or eight holes, then net par is used on the holes not played. Net par is par adjusted for any handicap strokes applied on the hole, ...

How to determine your handicap for a nine hole round?

However, your Course Handicap can be determined for a nine-hole round by first cutting your Handicap Index in half (and then rounding to the nearest tenth). Next, you can simply use the USGA’s Course Handicap calculator or the Course Handicap Tables posted at the golf course to determine your Course Handicap for the specific nine holes you are ...

Who determines the slope rating of a golf course?

The USGA evaluates many elements of a golf course to determine its Course Rating. Course and slope ratings are calculated by the United States Golf Association. In fact, the USGA trademarks and licenses its USGA Course Rating and USGA Course Slope Rating to the Royal Canadian Golf Association -- countries other than America ...

How many yards does a scratch golfer hit?

A typical scratch golfer, as defined by the USGA, hits 250-yard drives and can reach a 470-yard hole in two strokes. A typical female scratch golfer hits drives 210 yards and can reach a 400-yard hole in two strokes.

What is a course rating?

A Course Rating measures the difficulty of a golf course and is a crucial component in determining a player's handicap. The Slope Rating measures the difficulty of a golf course for a bogey golfer. The Course Rating and the Slope Rating typically are printed on the scorecard for a golf course.