Individual Calculations February 2017
 Willathgamuwa, Kevin  Total change: 0.40  Rating chartPersonal card
 2017 Oceania Zone 3.6 Zonal Championship Auckland NZL 2017-01-14
 2057 1966 3.50 9 0.01 40 0.40 
  Liu, John 1566  * NZL1.0010.08403.20 
  Dive, Russell J m2304 NZL0.5010.384015.20 
  Zhang, Leo 2099 NZL0.5010.18407.20 
  McLaren, Leonard J 2254 NZL0.5010.344013.60 
  Nakauchi, Gene f2238 AUS0.5010.334013.20 
  Croad, Nicholas f2278 NZL0.5010.364014.40 
  Chew Lee, Max 2204 AUS0.001-0.2040-8.00 
  Zhang, William Jiewen 1856 NZL0.001-0.6540-26.00 
  Buciu, Aurel-John 1718 AUS0.001-0.8140-32.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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