Individual Calculations August 2015
 Vahidi, Mohammad  Total change: 17.20  Rating chartPersonal card
 Tehran Ramadan Open Cup 2015 Tehran IRI 2015-06-23
RcRownchangeKK*chgGame
 1970 2114 5.50 7 0.86 20 17.20 
  Sajadi Naeini, Seyed Soheil 1714  * IRI1.0010.08201.60 
  Miladi, Hojatollah 1767 IRI1.0010.11202.20 
  Mafi, Hooman 1876 IRI1.0010.20204.00 
  Razaghi, Behrooz 2204 IRI0.5010.12202.40 
  Mohandesi, Shahin m2184 IRI0.5010.10202.00 
  Rajabi, Mohsen 2001 IRI1.0010.35207.00 
  Akhgari, Reza 2042 IRI0.501-0.1020-2.00 
 * 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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