Individual Calculations March 2010
 Liou, Yian  Total change: 47.35  Rating chartPersonal card
 19th Annual North American Open Las Vegas, Nevada USA 2009-12-26
RcRownchangeKK*chgGame
 2297 2208 2.00 4 0.46 25 11.50 
  Riordan, Charles R f2305 USA0.5010.13253.25 
  Kretchetov, Alexander f2395 RUS0.5010.24256.00 
  Ginsburg, Mark m2389 USA0.001-0.2625-6.50 
  Vulis, Daniel 2100 USA1.0010.35258.75 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
NOTE: K factor changed
 NorCal Open 2010 Santa Clara, California USA 2010-01-01
RcRownchangeKK*chgGame
 2230 2182 2.50 4 0.74 15 11.10 
  Tate, Emory A m2322 USA1.0010.691510.35 
  Sevian, Samuel 2119 USA0.501-0.0915-1.35 
  Zierk, Steven C f2359 USA0.001-0.2715-4.05 
  Splane, Mike 2120 USA1.0010.41156.15 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
NOTE: K factor changed
 Golden State Open Concord, California USA 2010-01-15
RcRownchangeKK*chgGame
 2355 2182 2.50 6 0.82 15 12.30 
  Shankland, Samuel m2491 USA0.5010.36155.40 
  Kelson, Richard f2259 USA1.0010.61159.15 
  Pruess, David m2391 USA0.5010.27154.05 
  Mezentsev, Vladimir m2367 RUS0.001-0.2615-3.90 
  Karklins, Andrew f2230 USA0.5010.07151.05 
  Kretchetov, Alexandre f2393 RUS0.001-0.2315-3.45 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
NOTE: K factor changed
 36th Annual Peoples Tournament Concord, California USA 2010-02-13
RcRownchangeKK*chgGame
 2159 2182 3.50 5 0.83 15 12.45 
  Harmon-Vellotti, Luke 2032 USA1.0010.30154.50 
  Mackenzie, Dana N 2121 USA0.501-0.0815-1.20 
  Shin, Kyle 2092 USA1.0010.38155.70 
  De Guzman, Ricardo m2406 PHI0.5010.28154.20 
  Sandberg, Evan M 2146 USA0.501-0.0515-0.75 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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