Rapid: Individual Calculations June 2023
 Robati, Sina  Total change: 80.40  Rating chartPersonal card
 Babol Ramadan Rapid Cup Mazandaran IRI 2023-04-30
RcRownchangeKK*chgGame
 1217 1040 3.00 8 0.63 40 25.20 
  Hamzenia, Seyed Hesam 1173 IRI0.5010.18407.20 
  Azadi, Yarta 1252 IRI1.0010.774030.80 
  Hashemi, Mohamad Mehdi 1545 IRI0.001-0.0440-1.60 
  Mokhtarifar, Mehrad 1167 IRI1.0010.674026.80 
  Ghorbani, Arad 1307 IRI0.001-0.1840-7.20 
  Mohammadpour, Reza 1179 IRI0.001-0.3140-12.40 
  Vaziri, Sadra 1031 IRI0.501-0.0140-0.40 
  Asgharnezhadamiri, Arshia 1079 IRI0.001-0.4540-18.00 

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)
 
 The 6th Ramsar Rapid Rated Chess Tournament,to honor Haj Hossein Heshmatifar Mazandaran IRI 2023-05-18
RcRownchangeKK*chgGame
 1427 1040 2.00 5 1.38 40 55.20 
  Aghajani, Mehdi 1236 IRI1.0010.754030.00 
  Rostamnezhad, Majid 1370 IRI1.0010.884035.20 
  Hagh Taj Dar, Rajab Ali 1698 IRI0.001-0.0140-0.40 
  Norouzi Chenari, Parham 1557 IRI0.001-0.0440-1.60 
  Bagherpour, Seyed Behrad 1276 IRI0.001-0.2040-8.00 

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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