Individual Calculations January 2019
 Basnayake, B M Thesandu Aken  Total change: 17.20  Rating chartPersonal card
 Kolonnawa Chess Classic 2018 Colombo SRI 2018-12-14
RcRownchangeKK*chgGame
 1231 1301 4.00 6 0.43 40 17.20 
  Mettananda, W M D Rashmitha 1025 SRI1.0010.17406.80 
  Atulugamage, Saniru Lohan 1082 SRI1.0010.22408.80 
  Akasha, J P Vihanga 1435 SRI0.5010.18407.20 
  Pathum, G Saranga 1652 SRI0.001-0.1140-4.40 
  Chamika, R A Binul 1130 SRI0.501-0.2340-9.20 
  Rajapaksha, Sethum Damhiru 1064 SRI1.0010.20408.00 

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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