Individual Calculations June 2013
 Osborne, Marcus E  Total change: 5.55  Rating chartPersonal card
 4NCL 2012-13 Various ENG 2012-11-03
RcRownchangeKK*chgGame
 2166 2280 7.50 11 0.45 15 6.75 
  Willmoth, Robert F 2164 ENG0.501-0.1615-2.40 
  Wadsworth, Matthew J 2056 ENG0.501-0.2815-4.20 
  Burns-Mannion, Stephen R m2351 SCO0.001-0.4015-6.00 
  Edwards, Jonathan 2076 SCO1.0010.24153.60 
  Speelman, Jon S g2508 ENG0.001-0.2115-3.15 
  Alfred, Nathan Sw f2260 ENG1.0010.47157.05 
  Buchicchio, Giampaolo f2306 ITA1.0010.54158.10 
  Stepanyan, Henrik 2016 ENG1.0010.18152.70 
  Reynolds, D Ian W 2031 ENG1.0010.19152.85 
  Milson, Samuel A 1996 ENG0.501-0.3415-5.10 
  Lunn, Timothy 2059 ENG1.0010.22153.30 

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)
 
 e2e4 Sunningdale Open May 2013 Sunningdale ENG 2013-05-24
RcRownchangeKK*chgGame
 2187 2263 3.50 6 -0.08 15 -1.20 
  Roberts, David L 2066 ENG1.0010.25153.75 
  Bonafont, Philip R 2073 ENG0.501-0.2515-3.75 
  Lunn, Matthew 2004 ENG1.0010.18152.70 
  Williams, Simon K g2511 ENG0.001-0.1915-2.85 
  Peat, Matthew 2094 ENG1.0010.28154.20 
  Bates, Richard A m2376 ENG0.001-0.3515-5.25 

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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