Individual Calculations July 2013
 Derakhshani, Borna  Total change: -4.35  Rating chartPersonal card
 Asian Youth 2013, Open Under 12 Sari IRI 2013-06-19
RcRownchangeKK*chgGame
 1882 1856 3.00 7 -0.29 15 -4.35 
  Tabatabaei, M.amin f2139 IRI0.001-0.1615-2.40 
  Katenov, Aibek 1677 KAZ1.0010.27154.05 
  Pourghanbarzad Lashtnesha, Arman 1970 IRI0.5010.16152.40 
  Rahul, Srivatshav P 1803 IND1.0010.43156.45 
  Raja, Harshit 1866 IND0.001-0.4915-7.35 
  Saurabh, Anand 1915 IND0.001-0.4215-6.30 
  Erdemdalai, Yondonjamts 1801 MGL0.501-0.0815-1.20 

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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