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Individual Calculations May 2017 |
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| Withanage, G D N Total change: 35.60 | |   |
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| Sri Lanka Major Division Championship 2017 - Colombo | Colombo | SRI | 2017-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1298 | 1167 | 2.00 | 5 | 0.20 | 40 | 8.00 | |
|  Jayaweera, Y | | | 1567 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Perera, Thilina | | | 1498 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Jayathilaka, W M Yasas | | | 1025 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | De Silva, L M S T | | | 1347 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Suraweera, M C H Jananath | | | 1054 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | * 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 2017 - Under 14 Boys | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1314 | 1167 | 2.00 | 4 | 0.69 | 40 | 27.60 | |
| | Samarakoon, Hevidu | | | 1377 | SRI | 0.50 | 1 | 0.27 | 40 | 10.80 | | | Omaththage, S Y | | | 1291 | SRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Vithanage, I A | | | 1530 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Sasandara, K L D Y | | | 1056 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | |
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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