Individual Calculations February 2015
 Vigorito, David  Total change: 2.00  Rating chartPersonal card
 2015 Portsmouth Open Portsmouth, New Hampshire USA 2015-01-17
 2262 2417 1.50 2 0.20 10 2.00 
  Henner, Peter 2017  * USA1.0010.08100.80 
  Ivanov, Alexander g2506 USA0.5010.12101.20 
 * 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)


« go back

Share this page

   facebook    twitter    gplus
©  World Chess Federation    |  Contact us:   |  Developed and supported by Elista FIDE Office   |   Ratings questions: Elista FIDE Office