Individual Calculations July 2018
 Sartiah, Omer Emohamed  Total change: 32.00  Rating chartPersonal card
 LBA Final U16 Misrata LBA 2018-05-30
RcRownchangeKK*chgGame
 1572 1351 2.50 4 1.45 40 58.00 
  Alshahibi, Sohaib Faraj 1586 LBA1.0010.794031.60 
  Bader, Yousif Fakri 1707 LBA0.001-0.1140-4.40 
  Shalghum, Mustafa 1242 LBA1.0010.354014.00 
  Algaed, Mohammed 1751  * LBA0.5010.424016.80 
 * 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)
 
 Libyan Open Final U20 Misrata LBA 2018-05-30
RcRownchangeKK*chgGame
 1242 1351 0.00 1 -0.65 40 -26.00 
  Shalghum, Mustafa 1242 LBA0.001-0.6540-26.00 

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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