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Individual Calculations February 2016 |
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| Nethsara, W M Daham Total change: 101.20 | |   |
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| Kollonnawa Chess Classic 2015 | Colombo | SRI | 2015-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1260 | 1190 | 2.00 | 4 | 0.25 | 40 | 10.00 | |
|  Naotunna, D R | | | 1590 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Fernando, W W Senith Chinthira | | | 1008 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | | | Devmila, G H Yalitha | | | 1003 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Gamage, Ovin Vidmal | | | 1438 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | * 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) | | | | Kalutara Chess Festival 2016 | Kalutara | SRI | 2016-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1496 | 1190 | 3.00 | 5 | 2.28 | 40 | 91.20 | |
| | Punchihewa, Kokila Prageeth | | | 1480 | SRI | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Gunawardana, I M T M | | | 1514 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Kanakarathne, S Nevinka De Silva | | | 1438 | SRI | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Gunawardena, I M P T | | | 1528 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Withanage, Lakindu | | | 1520 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | |
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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