Rapid: Individual Calculations September 2019
 Khalifehzadeh, Jaafar  Total change: -29.80  Rating chartPersonal card
 Arvand Abadan Rapid Cup 1 Shahrivar 1398 Abadan IRI 2019-08-23
RcRownchangeKK*chgGame
 1451 1632 3.50 7 -1.49 20 -29.80 
  Khajehvar, Radmehr 1251 IRI1.0010.09201.80 
  Sadat, Sajad 1382 IRI1.0010.19203.80 
  Naderi, Kourosh 1633 IRI0.5010.00200.00 
  Amirian, Arman 1320 IRI0.001-0.8620-17.20 
  Ghabeshi, Naji 1419 IRI0.001-0.7720-15.40 
  Ebrahimi, Simin 1673 IRI1.0010.562011.20 
  Kamali, Abbas 1480 IRI0.001-0.7020-14.00 

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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