Individual Calculations October 2019
 Lobaid, Omar  Total change: 0.00  Rating chartPersonal card
 Chess Arena Youth Classic U12 Cairo EGY 2019-09-06
RcRownchangeRpKK*chgGame
 1307 0 1.00 4 0.00 1114   0.00 
  Fawzy Ahmed, Ibrahim 1447 EGY1.0010.00 0.00 
  Wahba, David George 1288 EGY0.0010.00 0.00 
  Osama Nasif, Martin 1268 EGY0.0010.00 0.00 
  Hany Kamal, Mohamed 1223 EGY0.0010.00 0.00 

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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