Rapid: Individual Calculations December 2023
 Kahack, Sadra  Total change: 80.80  Rating chartPersonal card
 Qazvin Weekly Rapid Cup - 1402 Qazvin IRI 2023-11-26
RcRownchangeKK*chgGame
 1216 1037 2.00 6 0.32 40 12.80 
  Pourkherad, Abolfazl 1417 IRI0.001-0.0940-3.60 
  Nabizadeh, Nikan 1221 IRI0.001-0.2640-10.40 
  Moradi, Alireza 1129 IRI1.0010.634025.20 
  Kalhor, Elina 1174 IRI0.001-0.3240-12.80 
  Hajimohammadi, Radmehr 1094 IRI1.0010.584023.20 
  Babaei, Amirabbas 1258 IRI0.001-0.2240-8.80 

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)
 
 Qazvin Weekly Rapid Cup -1402 Qazvin IRI 2023-11-28
RcRownchangeKK*chgGame
 1333 1037 3.00 7 1.70 40 68.00 
  Nasiri, Abolfazl 1423 IRI1.0010.914036.40 
  Shiri, Omid 1544 IRI0.001-0.0440-1.60 
  Sharafi, Abbas 1300 IRI1.0010.824032.80 
  Yaghoubi, Hossein 1497 IRI0.001-0.0540-2.00 
  Ghiyasvand, Mahan 1025 IRI0.001-0.5240-20.80 
  Tavakoli, Mohsen 1322 IRI1.0010.844033.60 
  Nabizadeh, Nikan 1221 IRI0.001-0.2640-10.40 

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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