Total Driving - 2008 final rankings
Earlier this year I introduced Total Driving at my old blog site. Even though I've linked to that post here at Hound Dog LPGA for about three months now (and I'm sure all of you have checked it out...yeah, right), I thought I should re-introduce it now that the season is over. If your eyes gloss over at the mention of algebra, bear with me - the numbers themselves aren't as important as the resulting rankings.
Total Driving combines a player's average Driving Distance and her Driving Accuracy percentage into one number. It favors longer players to a certain degree - much like the game itself favors longer players - but still requires a reasonable amount of accuracy to rate well. The formula for Total Driving is (X*Y)+X/6, where X is the distance and Y is the accuracy. By using the raw numbers instead of the player's rank in each stat, the resulting number doesn't get influenced by how well other players do and is a better measure of a player's driving ability from year-to-year. If a player could average 300 yards a drive and bat 1.000 on the fairways, she would score 100 in Total Driving.
You won't be surprised by who ranks #1 but some of the other players in this Top 40 list may surprise you. Remember - I'm only measuring a player's ability to drive the ball effectively and not looking at any other facet of her game. The players who finished in my final LPGA Top 30 are in bold:
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1. Lorena Ochoa 74.69 2. Becky Lucidi 74.60 3. Hee Young Park 73.90 4. Suzann Pettersen 73.45 5. Karen Stupples 73.41 6. Giulia Sergas 7. Brittany Lang 8. Sherri Turner 9. Shanshan Feng 10. Ji Young Oh 72.42 11. Sophie Giquel 12. Na Yeon Choi 13. Danielle Downey 14. Alena Sharp 15. Yani Tseng 71.98 16. Jee Young Lee 17. Anna Grzebien 18. Jennifer Rosales 19. Charlotte Mayorkas 20. Angela Stanford 71.69 21. Wendy Doolan 22. Christina Kim 23. Meg Mallon 24. Annika Sorenstam 25. Sophie Gustafson 71.37 26. Eunjung Yi 27. Paula Creamer 28. Meaghan Francella 29. Pat Hurst 30. Paige Mackenzie 71.18 31. Katie Futcher 32. Teresa Lu 33. Rachel Hetherington 34. Meena Lee 35. Eun-Hee Ji 70.98 36. Na Ri Kim 37. Sandra Gal 38. Lisa Strom 39. Sun Young Yoo 40. Cristie Kerr 70.85 |
As you can see, most of these players are long hitters but not all. Sophie Giquel is a little on the short side (243.0 T102) but her great accuracy more than compensates. Meena Lee led the Tour in accuracy but she gives up so much distance (237.0 T140) that she barely makes the Top 40.
Only 13 of my Top 30 rank in the top quarter of Total Driving. Ji-Yai Shin and Stacy Lewis are not listed in the LPGA stats because they were not members in 2008. For what it's worth, all nine LPGA members in my final Top 10 made the Total Driving Top 40. The rest of the Top 30 rank as such:
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44. Maria Hjorth 70.71 45. Jeong Jang 55. Song-Hee Kim 64. Candie Kung 70. Hee-Won Han 69.37 78. Laura Diaz 80. Karrie Webb 81. Inbee Park 87. Helen Alfredsson 68.82 93. Angela Park 68.65 95. Mi Hyun Kim 105. In-Kyung Kim 68.12 115. Morgan Pressel 67.83 125. Katherine Hull 66.86 |
As I look at players and try to determine what their strengths and weaknesses are, Total Driving gives me a solid base to start. For example, I'm sure Becky Lucidi at #2 is a surprise for most of you. She ends up there because for as far as she hits the ball (fifth in distance at 267.7), the only likewise-long players who approach her accuracy (.672 T88) are Ochoa, Pettersen, Hee Young Park and Stupples. So if Lucidi gets off the tee (on par-4s and 5s anyway) as one of the five best players in the game, where does her advantage disappear? She loses a little on approach to the green, falling to T25 in GIR but the real culprit is her putting. Becky was T119 in PPGIR and 151st in putting average this season. FYI - combining those two numbers into a Total Putting stat will be my next attempted unholy creation.
Conversely, you might be wondering how Katherine Hull could have played so well ranking in the bottom quarter off the tee. Taking into account that Katherine's driving accuracy improved significantly during the year (as I documented a couple of months ago), she would certainly rank higher than #125 if I only used the data from July onward. Using the complete data, Hull managed to reach the green in regulation about 66% of the time (38th on Tour) despite her poor average starting position. Her putting numbers rank about the same as her GIR (T23 in PPGIR, T45 in putting average) so I would say Katherine's success this year should be attributed to excellent iron play, either in approaches or par-3 tee shots or both.
Does that make sense? It does to me but then I'm the one making this stuff up. My original Total Driving piece might help fill in any gaps. Let me know in the comments if there is an area that needs more clarification or better yet, if you have any ideas on how to help me approach the Total Putting question.
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4 comments
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Comments
total putting--tough call!
Until LPGA.com starts keeping track of average distance from the hole on approach shots and made putt rates from various distances, it may well be an impossible task. You want to isolate putting as much as possible, so while balancing a stat that generally gets better with more missed greens like Total Putts with one that indicates the ratio of 1-putts to 3-putts on greens in regulation like PPGIR makes some kind of sense, what really needs to be factored in is made putt rate from 4 feet and in, friom 10 feet and in, and from longer to balance out the former and average distance from hole per approach shot to balance out the latter….
by The Constructivist on Dec 13, 2008 10:08 PM PST reply actions
gotta ask
Wasn’t Seon Hwa Lee in your top 30? Where did she rank? And how did Ai Miyazato’s driving compare to hers? I’m also interested in how Momoko Ueda’s driving compared to her fellow rookies’…. I certainly didn’t expect to see Park at #3 and Feng all the way up there at 9th!
I’m guessing this is one of Annika’s worst performances in her career off the tee. People always marvelled at her accuracy, but before her injury she was one of the longer players on tour (after her fitness regimen kicked in, that is). And Karrie at #80?? Wow. May as well ask about Juli Inkster and Se Ri Pak to round out the active HOFers….
And while I’m asking, how does fellow NYer Moira Dunn stand up against Danielle Downey (a shocking #13) and Laura Diaz (a less surprising #78)?
by The Constructivist on Dec 13, 2008 10:15 PM PST reply actions
Seon Hwa Lee ranked #82
I miscounted my Top 10 players – only had eight in the Total Driving Top 40. As for the others you asked about, Miyazato was #116, Dunn was #63, Inkster #98 and Pak #91.
I’ll post the spreadsheet so you can make whatever comparisons you like.
LPGA Draft
Very interesting stat. The PGA has a stat called All Around Ranking. This is the template my PGA Draft is using to group the 130 players in the draft. For instance the number one ranked player is Pat Perez followed by Bob Tway at #2 while Sergio and Vijay are ranked 30 and 31, down the list in no-mans land you find Ernie Els at #136. Your HD Driving stat would be a perfect template for an LPGA draft. It is ironic that you should come out with this stat at this particular time if someone where looking for a template to start a LPGA Draft.

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