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Individual Calculations September 2016 |
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| De Silva, Osheen Total change: -0.60 | |   |
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| Commonwealth Chess Championship 2016 | Waskaduwa | SRI | 2016-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1904 | 5.00 | 9 | 0.67 | 20 | 13.40 | |
|  Mapa, M M W H | | | 1504 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sunilduth Lyna, Narayanan | g | | 2304 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kulatunga, Dinithi | | | 1504 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Herath, Nipuna B B | | | 1602 | SRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Nandhidhaa, Pv | | wm | 2151 | IND | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Pujari, Rucha | | wf | 2137 | IND | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Aakanksha, Hagawane | | | 2181 | IND | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Bezuidenhout, Roland | c | | 2099 | RSA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Madusanka, L D P | | | 1716 | 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) | | | | Sri Lanka Open Chess Championship 2016 | Colombo | SRI | 2016-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1940 | 6.50 | 9 | -0.70 | 20 | -14.00 | |
| | Arachchi, C S | | | 1540 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kiriella, K G Nimesha Shalinda | | | 1540 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Askey, Raveen Nimesh | | | 1540 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Theekshana, H G Denuwan | | | 1723 | SRI | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Priyankara, Chamil | | | 2039 | SRI | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Madusanka, L D P | | | 1745 | SRI | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Jayawardana, Lasal | | | 1581 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Kodithuwakku, Lisara | | | 1581 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Sandeepa, H Niruksha Akshith | | | 1747 | SRI | 0.00 | 1 | -0.75 | 20 | -15.00 | | | * 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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