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Individual Calculations January 2020 |
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| Kumara, C M S Praneeth Total change: -36.60 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1776 | 6.50 | 9 | -0.87 | 20 | -17.40 | |
|  Dasanayake, D C | | | 1376 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Kavisekara, Manula Heshan | | | 1376 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Morais, Sanithu Leander Pamudith | | | 1421 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Herath, H M J R | | | 1376 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Alahakoon, Isuru | f | | 2171 | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Weerasekara, Dishal Nimsara | | | 1428 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Udumullage, Senuja Dilmith | | | 1376 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Danawalavithana, D.w. A.g, H. | | | 1376 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Wijetunga, Isitha Uvishka | | | 1386 | SRI | 1.00 | 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) | | | | Sri Lanka Inter Club Super League Chess Championship 2019 | Colombo | SRI | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1771 | 1776 | 1.00 | 4 | -1.04 | 20 | -20.80 | |
| | Chandrasiri, S A | | | 1721 | SRI | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Munasinghe, Minura V | | | 1636 | SRI | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Perera, Jayashanka | | | 1807 | SRI | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Dassanayake, D M G S | | | 1918 | SRI | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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) | | | | The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1776 | 7.00 | 9 | 0.08 | 20 | 1.60 | |
| | Nawanjana, R A Thaweesha | | | 1376 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dassanayake, W N | | | 1376 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Weerasinghe, Sethum | | | 1376 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Akasha, J P Vihanga | | | 1490 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Priyankara, Chamil | | | 1941 | SRI | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Yasanga, W C M Kasun | | | 1459 | SRI | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Silva, Kevin Ranidu | c | | 1798 | SRI | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Abhimanyu, Iraja | | | 1427 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Tennakoon, Lisara Samadhith | | | 1525 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * 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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