Individual Calculations April 2008
 Prayitno, Sugeng  Total change: 36.15  Rating chartPersonal card
 1st Leg ASEAN Circuit Chess Tournament 2008 (GM Section B) Tarakan, East Kalimantan INA 2008-01-08
 2408 2312 6.50 11 2.41 15 36.15 
  Nadanian, Ashot m2436 ARM0.001-0.3315-4.95 
  Mahmud, Syarif f2344 INA0.5010.04150.60 
  Gonzales, Jayson m2455 PHI0.001-0.3115-4.65 
  Sukandar, Irine K wm2266 INA1.0010.44156.60 
  Nolte, Rolando 2412 PHI0.001-0.3615-5.40 
  Paragua, Mark g2521 PHI0.001-0.2315-3.45 
  Ardiansyah, H g2409 INA1.0010.63159.45 
  Sitanggang, Salor m2410 INA1.0010.63159.45 
  Mok, Tze Meng f2346 MAS1.0010.55158.25 
  Barus, Cerdas g2479 INA1.0010.721510.80 
  Barbosa, Oliver 2410 PHI1.0010.63159.45 

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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