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Individual Calculations September 2016 |
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| Weerakoon, Naveen Chathuranga Total change: 77.60 | |   |
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| Sri Lanka Open Chess Championship 2016 | Colombo | SRI | 2016-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1348 | 1071 | 2.50 | 7 | 1.25 | 40 | 50.00 | |
|  Abeywardana, Hasandi Yapa | | | 1381 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Hasanga, K. M. Harith | | | 1471 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Jayaweera, Y | | | 1471 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bandara, D M Dehansa Thiyumalee | | | 1236 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Jayarathna, Hiruni | | | 1368 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Wijesinghe, W A D Sumudu | | | 1225 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Fonseka, Waranakulasuriya Chan C | | | 1283 | SRI | 0.00 | 1 | -0.23 | 40 | -9.20 | | | * 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) | | | | Sri Lanka Junior National Chess Championship (Open) 2016 | Colombo | SRI | 2016-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1212 | 1071 | 3.00 | 7 | 0.69 | 40 | 27.60 | |
| | Harrikizhan, K C | | | 1445 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Senevirathne, H Dulith Taruka | | | 1295 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Kithmal, P M Kalindhu | | | 1223 | SRI | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Bentharaarachchi, Vinuga Ometh | | | 1102 | SRI | 0.50 | 1 | 0.04 | 40 | 1.60 | | | Perera, D Upashan L | | | 1255 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Ranasinghe , R A Supul Deemantha | | | 1006 | SRI | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Nabil Nazar, Mohamed | | | 1156 | SRI | 1.00 | 1 | 0.62 | 40 | 24.80 | |
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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