Rapid: Individual Calculations January 2022
 Naghikhani, Mohammad  Total change: -33.00  Rating chartPersonal card
 1st Arak Rapid Chess Memorial Hossein Borji (U1700) Arak IRI 2021-12-03
RcRownchangeKK*chgGame
 1202 1400 3.50 7 -1.65 20 -33.00 
  Mirzaee, Davood 1022 IRI0.501-0.4120-8.20 
  Talebvand, Amir 1390 IRI1.0010.49209.80 
  Karimi, Mahdiar 1350 IRI0.001-0.5720-11.40 
  Moballeghi, Abozfazl 1248 IRI1.0010.30206.00 
  Biglarifard, Koorosh 1180 IRI0.001-0.7820-15.60 
  Mirjavadi, Sarina 1102 IRI1.0010.15203.00 
  Biglarifard, Maziyar 1122 IRI0.001-0.8320-16.60 

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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