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Individual Calculations September 2019 |
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| Perera, Isara Ranmeth Total change: -15.60 | |   |
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| 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1254 | 1313 | 4.00 | 8 | -0.61 | 40 | -24.40 | |
|  Silva, Kevin Ranidu | c | | 1713 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Nanayakkara, N W P K W | | | 1004 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Thimanjana, Balage Kisandu | | | 1070 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Epa, W Buthmi J | | | 1515 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Dissanayake, D A Thavinsa Archani | | | 1030 | SRI | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Saravanabaavan, Brijeash | | | 1593 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Mendis, D Udul Dilsara | | | 1069 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Jayaweera, Vihini Sahansa | | | 1038 | SRI | 0.00 | 1 | -0.83 | 40 | -33.20 | | | * 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 |
| 1312 | 1313 | 5.00 | 9 | 0.22 | 40 | 8.80 | |
| | Sewmini, D M M | | | 1066 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Rishabh, Jain | | | 1713 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Silva, Baranage Ayesh | | | 1067 | SRI | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Premanath, Dinushki | | wf | 1713 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Godagampala, G D Minuja Hansana | | | 1156 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Kamaradiwela, K A D M M | | | 1073 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Maithripala, W D P N | | | 1175 | SRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Gunawardana, Indrakeela K D Udde | | | 1151 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Lakshitha, H H Sasindu | | | 1693 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | * 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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