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Individual Calculations January 2024 |
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| Dissanayake, R K T Total change: -40.20 | |   |
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| Western Asian Junior Chess Championships 2023 | Colombo | SRI | 2023-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1865 | 5.00 | 9 | 0.40 | 20 | 8.00 | |
|  Weerathungalage, W D Malisha Sasv | | | 1475 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | De Silva, L M S T | m | | 2394 | SRI | 0.50 | 1 | 0.47 | 20 | 9.40 | |  Thilakarathne, G M H | m | | 2389 | SRI | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Sumanathilake, Yonal | | | 1526 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Manon, Reja Neer | f | | 2207 | BAN | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Kulathilake, S M M P | | | 1584 | SRI | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Sathsindu, W M Minura | | | 1543 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Raahul, V S | m | | 2350 | IND | 0.00 | 1 | -0.04 | 20 | -0.80 | | | Wijerathna, Vinuka Dihain | | | 1530 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | |
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) | | | | Jaffna International Rating Open Chess tournament 2023 | Jaffna | SRI | 2023-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1404 | 1865 | 5.00 | 8 | -2.41 | 20 | -48.20 | |
| | Perera, T H Adrian Savidya | | | 1141 | SRI | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Narthavi, S | | | 1316 | SRI | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Lakshitha, H H Sasindu | | | 1469 | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Deshappriya, D Kalindu | | | 1390 | SRI | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Janukshan, B | | | 1635 | SRI | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Raveendran, Verroshan | | | 1303 | SRI | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Jayathilaka, R R C L | | | 1511 | SRI | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Hansana, K V Tharuka | | | 1465 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | |
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