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Individual Calculations May 2012 |
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| Sarathchandra, Chanmitha Devin Total change: 24.00 | |   |
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| Sri Lanka Major Division Chess Championship 2012 Colombo | Colombo | SRI | 2012-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1409 | 2.00 | 5 | 1.07 | 30 | 32.10 | |
|  Liyanapathirana, Kasun | | | 1809 * | SRI | 0.50 | 1 | 0.42 | 30 | 12.60 | |  Doluweera, Minul Sanjula | | | 1744 | SRI | 0.00 | 1 | -0.12 | 30 | -3.60 | | | Satheesha, Ishan | | | 1607 | SRI | 1.00 | 1 | 0.76 | 30 | 22.80 | | | Abeyratne, Akila | | | 1594 | SRI | 0.50 | 1 | 0.24 | 30 | 7.20 | | | Paul, J S | | | 1619 | SRI | 0.00 | 1 | -0.23 | 30 | -6.90 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 Youth Chess Championship 2012 Under 14 Open | Colombo | SRI | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1579 | 1404 | 0.00 | 1 | -0.27 | 30 | -8.10 | |
| | Nanayakkara, Ravindu Ridmal | | | 1579 | SRI | 0.00 | 1 | -0.27 | 30 | -8.10 | |
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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