Rapid: Individual Calculations June 2023
 Hosseini, Seyed Erfan  Total change: -11.20  Rating chartPersonal card
 Rapid Sabzevar 1402 Khorasan Razavi Tehran IRI 2023-05-12
RcRownchangeKK*chgGame
 1513 1413 2.50 7 -0.28 40 -11.20 
  Zare, Jamal 1789 IRI1.0010.914036.40 
  Asadi, Mehrsam 1666 IRI0.5010.314012.40 
  Abdollahabadi, Amir Hosien 1821 IRI0.001-0.0840-3.20 
  Khosravi, Behnam 1354 IRI0.001-0.5840-23.20 
  Poorabed, Mohammadmahdi 1206 IRI1.0010.23409.20 
  Parsa Rad, Amirhesam 1611 IRI0.001-0.2440-9.60 
  Azizi, Taha 1141 IRI0.001-0.8340-33.20 

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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