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Individual Calculations May 2012 |
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| Samaranayake, K P R N Total change: -14.25 | |   |
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| Sri Lanka Major Division Chess Championship 2012 Kurunegala | Kurunegala | SRI | 2012-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1595 | 1792 | 3.00 | 6 | -1.46 | 15 | -21.90 | |
|  Kalansooriya, K S K | | | 1537 | SRI | 0.50 | 1 | -0.31 | 15 | -4.65 | |  Pinto, Semuthu | | | 1805 | SRI | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Jayaweera, K P C D B | | | 1472 | SRI | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Meegasthana, Tharidu | | | 1573 | SRI | 0.50 | 1 | -0.28 | 15 | -4.20 | | | Herath, H M A Y | | | 1582 | SRI | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Thilakarathne, G M S | | | 1601 | SRI | 0.00 | 1 | -0.75 | 15 | -11.25 | |
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 18 Open | Colombo | SRI | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1792 | 3.50 | 5 | 0.51 | 15 | 7.65 | |
| | Jayasundara, P K U M | | | 2012 | SRI | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Ramyasiri, Kaveen Poorna | | | 1468 | SRI | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Elwitigala, Dinuka Dilshan | | | 1718 | SRI | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Tribuwan, T W Helik | | | 1732 | SRI | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Siriwardena, R I Pasan Bhanuka | | | 1627 | SRI | 1.00 | 1 | 0.28 | 15 | 4.20 | |
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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