Toughest/Easiest Races
- Toughest Ironman: 30 Races
- Toughest Ironman: by Age Group
- Toughest Half Ironman: 40 Races
- Toughest Marathon: 25 Races
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Best Races
- Top 50 Best Marathons
- Top 50 Best Races to Qualify for Boston
- Top 25 Best Half Marathons
- Top 25 Best Triathlons
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Essentials
Essentials
- How Much Time to Finish an Ironman?
- How Much Time to Finish a Half Ironman?
- How Much Faster Swim with New Ironman Swim Smart Start?
- How Long to Finish an International Distance Triathlon?
- How Long will it take me to Finish a Marathon?
- How Much Training Time is Necessary?
- Planning Your Training/Racing Season
- Getting Razor Sharp: Periodization
- Balancing the Numbers: Training Log Tips
- Training Plan Examples
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- Ironman Kona 2013 Top 10 Women Finisher Results Analysis
- Ironman Kona 2013 Top 10 Finishers by Age Group and Geography
- Wall Street Journal Feature Article by RunTri: Qualifying for Kona
- Ironman Kona 2012 Results Analysis Overall, by Age Group
- Ironman Kona 2012 Results Analysis by Country
- Ironman Kona 2012 Photos
- Ironman Kona 2011 Results Analysis
- Ironman Kona Hawaii By The Numbers: Statistics/Analysis
- Finish Time Averages by Age Group
- Swim, Bike, Run, Finish Times
- Average Swim, Bike, Run, Finish Times by Age Group
- Kona Correlation Between DNF Rates and Finish Times
- Kona Participants by Age
- Kona Participants by Race Category
- Qualifying for Kona: Qualifying Times and Slots by Race and Age Group
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- 2014 Ironman and Ironman 70.3 Event Calendar
- Ironman Kona Qualifying Race Schedule 2013
- Wall Street Journal Feature Article by RunTri: Qualifying for Kona
- Qualifying Slots 2011-2012
- Qualifying Times 2011
- Half Ironman Qualifying Times
- Qualifying Times 2010
- Qualifying Slots 2010
- Qualifying Events 2005 vs 2012
- Qualifying Times by Triathlete
- Global Slot Allocation By Age Group
- Global Slot Allocation By Event
- Kona Lottery by State and Country
- Kona Lottery 2012
- Chances of Qualifying for Kona?
- How Much Harder Does It Get Each Year?
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Qualifying for Kona: Qualifying Times and Slots by Race and Age Group
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Ironman Race Comparisons
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Ironman Race Comparisons
- Ironman Swim Courses
- Ironman Bike Courses
- Ironman Run Courses
- Detailed Analysis
- Ironman Finishers per Year
- Ironmen and Ironwomen: Which races have the most men? Most women?
- Which Country Has the Fastest Triathletes?
- Comparing Races with Different Cutoff Times
- Can it Really Take 17 Hours to Finish an Ironman?
- How do Ironman France Finishers Beat a 16-Hour Cut-off Time?
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Ironman Average Finish Times and Swim, Bike, Run Split Comparisons
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Predicting Outcomes: Triathlon
- Predicting Full IM Time Based on 1/2 IM Results Across Multiple Races
- Predicting Full IM Time Based on 1/2 IM Results by Age Group
- Predicting Full IM Time Based on 1/2 IM Results by Age Group Across Multiple Races
- Predicting Ironman Marathon Time based on Swim+Bike Splits
- Predicting Half IM Run Split based on Bike Split
- Ironman Marathon vs. Regular Marathon: Which is Faster?
- Boston Marathon vs Ironman Triathlon Marathon
- Ironman Bike Split: The 50% Rule
- Half Ironman 70.3: The 50% Rule
- Kona Qualifiers vs Lottery Winners
- Kona Roll Down: Tougher Each Year
- Chances of Getting a Roll Down Slot?
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Bike Course Analysis
- Ironman Lake Placid
- Ironman Wisconsin Summary and Book Excerpt
- Ironman Arizona
- Ironman Florida
- Ironman Canada
Bike/Run Split Correlation Analysis
- Ironman Kona
- Ironman Canada
- Ironman Arizona
- Ironman Florida
- Ironman Lake Placid
- Ironman Louisville
- Ironman Wisconsin
- Ironman St. George
- Half Ironman Races
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Entry, DNS and DNF Rates
- Ironman, Ironman 70.3 and 5150: 110 Races, 175,000 Entrants
- Ironman Sold Out: How Many Enter?
- Ironman DNF Rates
- Ironman DNS Rates
- Kona DNS and DNF Rates
- Kona DNS and DNF Rates: Qualifiers vs Lottery Winners
- Kona Correlation Between DNF Rates and Finish Times
- North American Ironman DNF Rates
- IM Wisconsin DNS and DNF
- IM Lake Placid Finishers, DNF
- Tough Conditions: Ironman Louisville
- Ironman Lake Tahoe DNF Analysis
- Half Ironman: Number of Entrants
- Half Ironman DNS and DNF Rates
- Most Half Ironman Finishers in One Day
Boston Marathon: Qualifying/Racing
- Qualifying for Boston Marathon 2014
- Boston Marathon 2014 Cutoff Time Prediction and Methodology
- Boston Qualifier Entry and Cutoff Time Analysis
- Impact of Boston 2014 Qualifying Cutoff Times for Chicago Marathon Qualfiers
- Qualifying for Boston Marathon with 2013 Qualifying Times
- Boston Marathon Changes to 2012 Qualifying Times
- 50 Best Races to Qualify for Boston
- Correlation Between Marathon Courses and Boston Qualifiers
- Qualifying for Boston at the Boston Marathon
- Qualifying for Boston at Chicago
- Entry without Qualifying: Boston Marathon Charities
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- Boston Marathon Everything You Need to Know
- Qualifying for Boston 2014: Qualifying Times. Registration Analysis, Advice
- Qualifying for Boston Marathon and Beating the Cutoff: Chicago Marathon Analysis
- Qualifying For Boston 2014: Interest at an All-Time High
- Boston Marathon: What to Expect
- Most Popular Boston Marathon Articles on RunTri.com
- Boston Marathon 2013: Full Race Results
- Boston Marathon 2013: Results Analysis
- Boston Marathon 2013: Average Finish Times by Age Group
- Boston Marathon 2013: Projecting Non-Finishers' Potential Finish Times
- Boston Marathon 2012 Results, Comparisons vs 2010 and 2004, Qualifier Analysis and more
- Boston Marathon 2012 Results by 5,800+ Cities
- Boston Marathon: Mile-by-Mile Race Pace Tips
- Boston Marathon: How to Run it Faster, Fast or Slow
- Course Maps and Racing Tips
- Boston Marathon Weather History
- Boston Marathon Video: Inspiration in 65 Seconds
- Race Day FAQ
- Race Day Transportation
- Race Photos 2008, 2009, 2010
- Racing Advice book: Boston Marathon: The Legendary Course Guide
- Photo books: 2010 Portraits of Inspiration
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Boston Marathon Results Analysis
- Boston Marathon Stats and Analysis
- Boston Marathon 2013: Results Analysis
- Boston Marathon 2012 Race Analysis
- Average Finish Times 2000 to 2011
- Average Finish Times by Age
- Average Finish Times by City
- Finish Times Comparison by Ages 18 to 71: Boston, NYC, Chicago and Marine Corps Marathons
- Boston Marathon vs Ironman Triathlon Marathon
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- Chicago Marathon 2013 Results Analysis
- Chicago Marathon 2013 6,000 Cities' Results Analysis
- RunTri Chicago Marathon 2013 Coverage Featured in Runner's World
- RunTri Chicago Marathon 2013 Coverage Featured in Competitor Magazine
- Chicago Marathon 2012 Results Analysis
- Qualifying for Boston Marathon and Beating the Cutoff: Chicago Marathon Analysis
- 2012 General Entry: Sold Out
- 2012 Charity Entry: May Still Be Available
- Web Analytics and Predicting Race Sell Out Timing
- Results Analysis 2011
- Average Finish Times 2000 to 2011
- Fastest Cities, States
- Interactive Finisher Location Map: Results for 6,000 Cities
- Chicago vs New York City Marathon and Marine Corps Marathon
- Marathon Finishers by Geography: Chicago, New York, Paris, London
- Finish Times Comparison by Ages 18 to 71: Boston, NYC, Chicago and Marine Corps Marathons
- Predicting Finish Time Based on 13.1 Mile Split
- Average Finish Times by Age Group
- Race Results Analysis 2010
- Race Pace Examples and Analysis
- Impact of Weather on Finish Times
- Number of Runners per Age Group
- Top 10 States' Entrants, Finish Times
- The First Chicago Marathon: 1905
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- 2013 Results Analysis
- NYC Maraton 2013 Around the World: Fastest 100 Countries, 5000 Cities
- Wall Street Journal Feature 2013: Are European Finishers Fastest?
- 2011 Race Results Analysis
- Average Finish Times 2000 to 2013
- Predicting NYC Marathon Time Based on Your Half Marathon Results
- Geographic Results Analysis: Finish Times by Age Group by State or Country
- Impact of Weather Conditions on Finish Times 2000 to 2010
- What to Expect
- Average Finish Times by Age Group
- Number of Finishers by Age Group
- Top 15 States/Countries
- Chicago vs New York City Marathon and Marine Corps Marathon
- Finish Times Comparison by Ages 18 to 71: Boston, NYC, Chicago and Marine Corps Marathons
- Marathon Finishers by Geography: Chicago, New York, Paris, London
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Marine Corps Marathon
Marine Corps Marathon
- Marine Corps Marathon
- Average Finish Times by Age Group 2010
- Number of Finishers by Age Group 2010
- Average Finish Times by Age Group 2009
- Number of Finishers by Age Group 2009
- MCM Pace Charts
- Predicting Full Marathon Time at 13.1 miles
- Chicago vs New York City Marathon and Marine Corps Marathon
- Finish Times Comparison by Ages 18 to 71: Boston, NYC, Chicago and Marine Corps Marathons
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Predicting Outcomes: Marathon
- Predicting Full IM Time Based on 1/2 IM Results Across Multiple Races
- Predicting Full IM Time Based on 1/2 IM Results by Age Group
- Predicting Full IM Time Based on 1/2 IM Results by Age Group Across Multiple Races
- Predicting Ironman Marathon Time based on Swim+Bike Splits
- Predicting Half IM Run Split based on Bike Split
- Predicting Marathon Time Based on First 13.1. -- Marine Corps Marathon
- Predicting Marathon Time Based on First 13.1 -- Chicago Marathon
- Finish Times Comparison by Ages 18 to 71: Boston, NYC, Chicago and Marine Corps Marathons
- Ironman Marathon vs. Regular Marathon: Which is Faster?
- Boston Marathon vs Ironman Triathlon Marathon
Results Analysis: Ironman Events
- Ironman Kona Hawaii 2011
- Ironman Kona Hawaii 2010
- Ironman Cozumel
- Ironman Cozumel 2011
- Ironman Texas
- Ironman Lanzarote
- Ironman St. George
- Ironman Western Australia
- Ironman Arizona
- Ironman Arizona 2011
- Ironman Florida
- Ironman Wisconsin
- Ironman Louisville
- Ironman Canada
- Ironman Lake Placid
- Ironman France
- Ironman Coeur d'Alene
- Ironman Austria
- Ironman Korea
- Ironman Lake Placid 2011
- Ironman UK
- Ironman Louisville 2011
- Ironman Canada 2011
- Ironman Canada Kona Qualifying Times Analysis 2009 to 2011
- Chicago Triathlon 2011
- Ironman Arizona Participant Analysis
- Ironman Wisconsin 2011
- Ironman Wisconsin Kona Qualifying Times Analysis 2011
- US Olympic 2012 Marathon Trials Results
- Lance Armstrong Ironman Results Analysis
- Ironman New Zealand 2012
- Ironman Melbourne 2012
- Ironman South Africa 2012
- Ironman St. George 2012
- Ironman Texas 2012
- Ironman Switzerland 2012
- Ironman France 2012
- Olympic Women's Marathon
- Olympic Women's Triathlon: Photo Finish
- Ironman New York US Championship
- Ironman Sweden
- Ironman Mont-Tremblant
- Comparing New Ironman Events: Sweden, Mont-Tremblant, US Championship in New York City
- Ironman Canada 2012
- Ironman Louisville 2012
- Ironman Wisconsin 2012
- Ironman Kona World Championship 2012
- Ironman Melbourne 2013
- Ironman South Africa 2013
- Ironman Texas 2013
- Ironman Lanzarote 2013
- Ironman Coeur d'Alene 2013
- Ironman Coeur d'Alene 2013 SwimSmart Analysis
- Ironman Lake Placid 2013
- Challenge Penticton 2013 Ironman Distance
- Ironman Whistler Canada 2013
- Ironman Louisville 2013
- Ironman Japan 2013
- Ironman Wisconsin 2013
- Ironman Lake Tahoe 2013
- Ironman Lake Tahoe DNF Analysis
- Ironman Kona 2013 Top 10 Women Finisher Results Analysis
- Ironman Arizona 2013
- Ironman Boulder 2014
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Half Ironman Distance Results Analysis
Half Ironman Distance Results Analysis
- Half Ironman 70.3 Asia-Pacific Championship
- Half Ironman South Africa
- Half Ironman Honu Hawaii
- Half Ironman Switzerland
- Boise Half Ironman
- Kansas Half Ironman
- Eagleman Half Ironman
- UK Half Ironman
- Mooseman Half Ironman
- Buffalo Springs Lake Half Ironman
- Rhode Island Half Ironman
- Muncie Half Ironman
- Racine Half Ironman
- Vineman Half Ironman
- Calgary Half Ironman
- Miami Half Ironman
- Ironman 70.3 Texas
- Half Ironman Boise (Revised Distances)
- Half Ironman Muncie (Revised Distances)
- Ironman Eagleman 70.3: Dead Heat? WTC and USA Triathlon CEOs Race; Who Won?
- Ironman 70.3 Racine 2012 // Photos
- Ironman 70.3 Augusta Georgia
- Ironman 70.3 Boulder Results Analysis
- Ironman 70.3 Yeppoon
- Ironman 70.3 Timberman
- Steelhead Half Ironman
- Ironman 70.3 Wiesbaden
- Comparing Ironman 70.3 Races: Yeppoon, Steelhead, Timberman and Wiesbaden
- Ironman 70.3 2012 World Championship (Las Vegas)
- Ironman 70.3 Pucon 2013
- Ironman 70.3 California 2013
- Ironman 70.3 New Orleans 2013
- Three Continents, Three Triathlons: Comparing Ironman 70.3 Events in Busselton, Mallorca and St. George
- Ironman 70.3 Mallorca 2013
- Ironman 70.3 Busselton 2013
- Ironman 70.3 St. George 2013
- Ironman Racine 2013
- Ironman 70.3 Philippines 2013
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Lance Armstrong Ironman Results Analysis
Lance Armstrong Ironman Results Analysis
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- Chicago Triathlon 2013 Results Analysis
- What to Expect
- Tips for Chicago Triathlon Rookies
- FAQ: Frequently Asked Questions
- Results Analysis: International Distance
- Results Analysis: Sprint Distance
- Cycling Advice
- Tips for Faster Transitions
- Chicago Triathlon 2011 Photos 2010 Photos
- Chicago Mayor Rahm Emanuel's Chicago Triathlon
- USA's Fittest Mayor? Rahm Emanuel Race Photos 2012
- Course Maps: Swim Bike Run
- Comparison Between USAT Nationals and Chicago Triathlon Age Group Results
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USA Triathlon Age Group National Championships
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Indianapolis 500
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Web Analytics Search Trends
- Best Web Analytics Data: 1 Million Visits/Day to 125 Countries
- Going Mobile: 25% of RunTri.com Traffic Via Mobile Devices
- Real-Time Results: Super Bowl Impact on Traffic and Results
- Most Popular Marathons: The Web Analytics View
- Chicago Marathon: Using Web Analytics to Predict How Fast the Race Would Sell Out
- RunnersWorld.
- Bicycling Magazine
- Competitor Group
- Scott Sports Bicycles
- Marathon Guide
- LinkedIn // LinkedIn Mobile Trends
- Flotrack
- Best Triathlon Wheels
- Best Triathlon Bikes
- Ironman Triathlon
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Google Search Trends
Google Search Trends
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Additional Analysis and Highlights
Additional Analysis and Highlights
- Bold eCommerce Strategies Push Peapod.com Revenue Beyond $500 million
- Peapod.com Mobile Commerce Results: 50% Growth, $150 Million Revenue
- Brooks Shoes Revenues Racing to New Record Highs
- RunTri: Proud to Serve 2.5 Million Inspiring Athletes
- Diana Nyad: Cuba to Florida Swim
- Wall Street Journal Rahm Emanuel Article Featuring RunTri.com Photography
- Best Brooks Shoes -- Pure Series -- Search Trends
- Best Brooks Shoes -- GTS Series -- Search Trends