Individual Calculations July 2015
 Nihaya , Ahmed  Total change: -25.20  Rating chartPersonal card
 11th Asian Schools Chess Championships 2015 - Girls Under-17 Singapore SGP 2015-05-31
RcRownchangeKK*chgGame
 1561 1243 0.50 8 -0.63 40 -25.20 
  Chuah, Yi Ning 1643  * MAS0.001-0.0840-3.20 
  Sarantuya, Myagmarbat wc1581 MGL0.001-0.1240-4.80 
  Balasuriya, Sajini Hasara 1579 SRI0.001-0.1240-4.80 
  Odgerel, Jargalmaa 1640 MGL0.5010.424016.80 
  Hansani, B H Dureka 1418 SRI0.001-0.2740-10.80 
  Rathnayaka, R M P C 1483 SRI0.001-0.2040-8.00 
  Wang, Mi 1504 TPE0.001-0.1840-7.20 
  Ranasinghe, Thinithi Sahanika 1643  * SRI0.001-0.0840-3.20 
 * 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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