Individual Calculations November 2009
 Koshy, Varugeese  Total change: -13.40  Rating chartPersonal card
 4th Kolkata Open Grandmaster Chess Tournament 2009 Gorky Sadan, Kolkata, India IND 2009-09-01
 2305 2293 3.50 10 -1.34 10 -13.40 
  Laxman, R R m2486 IND0.001-0.2510-2.50 
  Abu Sufian, Shakil f2362 BAN0.5010.10101.00 
  Murali Krishnan, B T m2420 IND0.5010.17101.70 
  Sethuraman, S P m2443 IND0.001-0.3010-3.00 
  Meenakshi, Subbaraman wg2321 IND0.5010.04100.40 
  Kamble, Vikramaditya m2350 IND0.001-0.4210-4.20 
  Ghosh, Diptayan 2118 IND0.501-0.2310-2.30 
  Phadke, Sohan 2207 IND0.501-0.1210-1.20 
  Karma, Pandya 2147 IND1.0010.30103.00 
  Tejas, Ravichandran 2196 IND0.001-0.6310-6.30 

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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