Individual Calculations November 2009
 Vishnu, Prasanna V  Total change: 7.65  Rating chartPersonal card
 4th Kolkata Open Grandmaster Chess Tournament 2009 Gorky Sadan, Kolkata, India IND 2009-09-01
 2344 2342 5.50 10 0.51 15 7.65 
  Sandipan, Chanda g2611 IND0.001-0.1715-2.55 
  Ram, S Krishnan 2244 IND0.001-0.6315-9.45 
  Singh, Rishpal S f2238 IND1.0010.36155.40 
  Ramaswamy, Aarthie wg2199 IND1.0010.31154.65 
  Sethuraman, S P m2443 IND0.001-0.3615-5.40 
  Akshat, Khamparia f2263 IND0.501-0.1115-1.65 
  Anwesh, Upadhyaya 2340 IND0.5010.00150.00 
  Joshi, G B 2269 IND0.501-0.1015-1.50 
  Narayanan, Srinath m2388 IND1.0010.56158.40 
  Karthikeyan, P m2449 IND1.0010.65159.75 

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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