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Individual Calculations March 2024 |
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| Madushanka, Harsha Total change: 9.80 | |   |
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| Kaluthara Chess Festival 2024 | Kaluthara | SRI | 2024-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1566 | 4.00 | 6 | -0.91 | 20 | -18.20 | |
|  Perera, M A Kisandu Randira | | | 1166 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Nandasiri, Omiru | | | 1248 | SRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Nissanka, H T Dinuka Dulshan | | | 1266 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Minsara, S D Sadev | | | 1471 | SRI | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Bandara, K A Thinura | | | 1215 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Manuranga, D Lahiru | | | 1372 | SRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | * 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) | | | | Sri Lanka National Major Division Chess Championships 2024 - Southern | Galle | SRI | 2024-02-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1389 | 1566 | 5.50 | 6 | 1.40 | 20 | 28.00 | |
| | Senarathna, Chamithu Dewwin | | | 1134 | SRI | 1.00 | 1 | 0.07 | 20 | 1.40 | | | De Silva, H Adeepa Virajitha | | | 1267 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Perumpuli, Arachchi Lithula Rave | | | 1166 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alahakoon, T N | | | 1637 | SRI | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Samaranayake, Pamok Methdinu | | | 1631 | SRI | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Jayawardana, Chenuka Nethvidu | | | 1498 | SRI | 0.50 | 1 | -0.09 | 20 | -1.80 | | | * 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) | | |
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