Individual Calculations July 2015
 Thilakarathne, G M S  Total change: -44.40  Rating chartPersonal card
 11th Asian Schools Chess Championships 2015 - Open Under-15 Singapore SGP 2015-05-31
RcRownchangeKK*chgGame
 1875 1868 3.00 8 -0.93 40 -37.20 
  Lee, Jun Wei 1892 SIN1.0010.534021.20 
  Jiang, Bill 1880 AUS1.0010.524020.80 
  Garidmagnai, Byambasuren c1910 MGL0.001-0.4440-17.60 
  Lau, Xian Hui Rudolph 1855 SIN0.501-0.0240-0.80 
  Goh, Jinghan Cameron 1875 SIN0.5010.01400.40 
  Sivakumar, Ashvin c2070 SIN0.001-0.2440-9.60 
  Maung, Maung Kyaw Zaw Hein 1833 MYA0.001-0.5540-22.00 
  Altangerel, Odgerel 1688 MGL0.001-0.7440-29.60 

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)
 
 National B Chess Championship 2015 Colombo SRI 2015-06-19
RcRownchangeKK*chgGame
 1795 1890 6.00 10 -0.18 40 -7.20 
  Raheem, T Akeel 1567 SRI1.0010.13405.20 
  Lakshitha, H H Sasindu 1689 SRI1.0010.24409.60 
  Peiris, T S S f2026 SRI0.001-0.3240-12.80 
  Piyumantha, M Sasith Nipun f1796 SRI0.001-0.6340-25.20 
  Wijesinghe, G B 1667 SRI1.0010.22408.80 
  Wijekoon, Chandana c2007 SRI1.0010.664026.40 
  De Silva, Elath Mathanga 1962 SRI0.001-0.4040-16.00 
  Lasitha, Subash c1750 SRI0.001-0.6940-27.60 
  Naotunna, D R 1746 SRI1.0010.314012.40 
  Madusanka, L D P 1737 SRI1.0010.304012.00 

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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