Individual Calculations April 2008
 Barus, Cerdas  Total change: -22.70  Rating chartPersonal card
 1st Leg ASEAN Circuit Chess Tournament 2008 (GM Section B) Tarakan, East Kalimantan INA 2008-01-08
 2393 2479 4.50 11 -2.27 10 -22.70 
  Ardiansyah, H g2409 INA0.501-0.1010-1.00 
  Sitanggang, Salor m2410 INA0.001-0.6010-6.00 
  Mok, Tze Meng f2346 MAS0.501-0.1810-1.80 
  Nolte, Rolando 2412 PHI0.501-0.0910-0.90 
  Barbosa, Oliver 2410 PHI1.0010.40104.00 
  Nadanian, Ashot m2436 ARM0.001-0.5610-5.60 
  Mahmud, Syarif f2344 INA0.001-0.6810-6.80 
  Gonzales, Jayson m2455 PHI0.501-0.0310-0.30 
  Sukandar, Irine K wm2266 INA1.0010.23102.30 
  Prayitno, Sugeng 2312 INA0.001-0.7210-7.20 
  Paragua, Mark g2521 PHI0.5010.06100.60 

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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