Individual Calculations April 2008
 Purnama, Tirta Chandra  Total change: 15.50  Rating chartPersonal card
 1st Leg ASEAN Circuit Chess Tournament 2008 (GM Section A) Tarakan, East Kalimantan INA 2008-01-08
RcRownchangeKK*chgGame
 2456 2383 6.00 11 1.55 10 15.50 
  Hafizulhelmi, Mas m2382 MAS0.5010.00100.00 
  Situru, Nathanael m2375 INA0.001-0.5110-5.10 
  Hamed, Nouri 2404 PHI1.0010.53105.30 
  Kosasih, Cecep f2408 INA1.0010.53105.30 
  Zhang, Zhong g2617 SIN0.001-0.2110-2.10 
  Torre, Eugenio g2519 PHI0.001-0.3210-3.20 
  Megaranto, Susanto g2563 INA1.0010.74107.40 
  Tirto, m2413 INA0.001-0.4610-4.60 
  So, Wesley m2526 PHI0.5010.19101.90 
  Ginting, Nasib m2393 INA1.0010.51105.10 
  Nadera, Barlo m2417 PHI1.0010.55105.50 

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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