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Individual Calculations September 2019 |
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| Obeysekara, T A Sajith Chathuran Total change: 0.40 | |   |
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| Sri Lanka open International Rating Chess Championship 2019 | Anuradhapura | SRI | 2019-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1558 | 1666 | 5.00 | 8 | 0.04 | 20 | 0.80 | |
|  Maithripala, W D P N | | | 1266 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Chakravarthi Reddy, M | m | | 2066 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bandara, T M Himath Indeewara | | | 1266 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alwis, Randeepa | | | 1291 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Galappaththi, Chinthaka Anuruddh | f | | 2066 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kolomwe, Willian | | | 1753 | ZAM | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Jayaweera Gamage, Disindu Hansad | | | 1298 | SRI | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Wiratunga, Jenith | | | 1458 | SRI | 0.50 | 1 | -0.27 | 20 | -5.40 | | | * 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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1666 | 6.50 | 9 | -0.02 | 20 | -0.40 | |
| | Padukka, P V Gayuru Hansana | | | 1266 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gayanuka, B D Omira | | | 1301 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Subhayan, Kundu | | | 2066 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Choksy, Anaisha | | | 1283 | SRI | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Bandara, Viduna Lewke | | | 1266 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dissanayake , Sithila C | | | 1306 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Kulasekara, D M T Kashyapa | | | 1881 | SRI | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Palangoda, U P G M Sasmitha | | | 1306 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | De Silva, S S Gayashan | | | 1462 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | * 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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