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Individual Calculations October 2017 |
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| Amarasinghe, A A C B Total change: -18.80 | |   |
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| 3rd Negombo Chess Festival 2017 | Negombo, Sri lanka | SRI | 2017-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1739 | 1982 | 7.50 | 9 | 0.51 | 20 | 10.20 | |
|  Ranaweera, Y H Gaya Ravindu | | | 1582 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Cooray, B S M T | | | 1582 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dahampriya, H K T Dewnethmie | | | 1582 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Senanayaka, P D | | | 1800 | SRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Nanayakkara, J A K Saranath | | | 1966 | SRI | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Jayawardana, Lasal | | | 1669 | SRI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Jayaweera, Y | | | 1738 | SRI | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Premanath, Dinushki | | wf | 1861 | SRI | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Dickmadugodage, Ravi Prabath | | | 1874 | SRI | 0.50 | 1 | -0.15 | 20 | -3.00 | | | * 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) | | | | 8th Kandy Open International Rating Chess Championship 2017 | Kandy | SRI | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1982 | 6.50 | 9 | -1.15 | 20 | -23.00 | |
| | Bawakeerthan, R | | | 1582 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Samarakoon, Hevidu | | | 1582 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Jayamaha, J M L R Bandara | | | 1582 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ushan, Lochana | | | 1582 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Rathnayake, Jeewanthi | | | 1582 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Yatawara, O L B | | | 1629 | SRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Kandearachchi, Jayanga | | | 1692 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Priyankara, Chamil | | | 2026 | SRI | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Karunarathne, K M D B | | | 1650 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | * 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 University Chess Championship 2017 | Nugegoda | SRI | 2017-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1666 | 1969 | 3.00 | 4 | -0.30 | 20 | -6.00 | |
| | Pathirana, Hasitha Jayanth | | | 1569 * | SRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Nirmalarajah, S | | | 1600 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Liyanapathirana, Pasan Vindula | | | 1924 | SRI | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Perera, Thilina | | | 1569 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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