Individual Calculations May 2016
 Salama, Samir  Total change: -30.20  Rating chartPersonal card
 Egyptian League 2015-2016 2nd Group Many Cites EGY 2015-12-04
RcRownchangeKK*chgGame
 2139 2104 2.00 8 -1.51 20 -30.20 
  Sultan, Mohamed 2126 YEM0.001-0.4720-9.40 
  Elwakeil, Shaheir 1704  * EGY1.0010.08201.60 
  Hussein, Amer 2248 EGY0.5010.19203.80 
  Zabeib, Mohamed 2179 EGY0.5010.10202.00 
  Michael, Mina 2268 EGY0.001-0.2820-5.60 
  Abou El Zein, Eid Mahmoud m2161 EGY0.001-0.4220-8.40 
  Naby, Saiid A. 2249 EGY0.001-0.3120-6.20 
  Zabeib, Mohamed 2179 EGY0.001-0.4020-8.00 
 * 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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