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Individual Calculations September 2019 |
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| Jayawickrama, U W R K Total change: -15.40 | |   |
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| 4th SSC Open International Rating chess Championship 2019 | Matara | SRI | 2019-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1217 | 1242 | 3.50 | 7 | -0.41 | 20 | -8.20 | |
|  Galappaththi, Chinthaka Anuruddh | f | | 1642 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | De Silva, M W Sanuth Nihinsa | | | 1043 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Saravanabaavan, Brijeash | | | 1593 | SRI | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Kodithuwakku , Gaindu Vidunitha | | | 1043 | SRI | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Thalgaswatta, Adeesha Denuwan | | | 1068 | SRI | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Thimanjana, Balage Kisandu | | | 1070 | SRI | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Tharanga, T A | | | 1057 | SRI | 0.50 | 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) | | | | 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1258 | 1242 | 1.00 | 3 | -0.54 | 20 | -10.80 | |
| | Sivathanujan, S | | | 1642 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kahandawa, K A R N | | | 1096 | SRI | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Costha, M Yomali Muthumini | | | 1036 | 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) | | | | 9th Kandy Open International Chess Festival 2019 | Kandy | SRI | 2019-08-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1531 | 1242 | 1.00 | 5 | 0.18 | 20 | 3.60 | |
| | Samaranayake, K P R N | | | 1642 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Premanath, Prasansa | | | 1488 | SRI | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Yapa Bandara, Chamodya | | | 1586 | SRI | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Tennakoon, Lisara Samadhith | | | 1493 | SRI | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Karandeniya, Praveen Nuwanjana | | | 1444 | SRI | 0.00 | 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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