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Individual Calculations September 2016 |
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| Perera, D Upashan L Total change: 73.20 | |   |
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| Commonwealth Chess Championship 2016 | Waskaduwa | SRI | 2016-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1572 | 1255 | 1.00 | 6 | 0.17 | 40 | 6.80 | |
|  Naotunna, Dineth Nimnaka | | | 1655 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Alahakoon, T N | | | 1655 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Thawalampola, Oshada D | | | 1563 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Perera, Thilina | | | 1502 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Devanshi, Rathi | | | 1505 | IND | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Ngieng, Chew Sheng Samuel | | | 1552 | MAS | 0.50 | 1 | 0.35 | 40 | 14.00 | | | * 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) | | | | Sri Lanka Open Chess Championship 2016 | Colombo | SRI | 2016-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1326 | 1255 | 4.50 | 8 | 1.03 | 40 | 41.20 | |
| | Ratnayake, Nadeesh Sahan | | | 1569 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Kandearachchi, Niranga | | | 1655 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dewanthi, A H Chamika | | | 1520 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Wathukarawaththa, S S | | | 1055 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Herath, H M R M K | | | 1539 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Weerasinghe, M A Dinal Akilesh | | | 1120 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Weerasooriya, Senith D Jagoda | | | 1028 | SRI | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Rasheed, M T R | | | 1123 | SRI | 1.00 | 1 | 0.32 | 40 | 12.80 | | | * 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 Junior National Chess Championship (Open) 2016 | Colombo | SRI | 2016-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1282 | 1255 | 4.00 | 7 | 0.63 | 40 | 25.20 | |
| | Lahiru, N P G Sithija | | | 1655 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Rajapaksha, Isum Asitha | | | 1001 | SRI | 0.00 | 1 | -0.81 | 40 | -32.40 | | | Indusara, M G Janitha | | | 1228 | SRI | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Punchihewa, Geeneth Devmika | | | 1334 | SRI | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Weerakoon, Naveen Chathuranga | | | 1071 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Hewawasam, H Y Thisaga Manvidu | | | 1143 | SRI | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Askey, Raveen Nimesh | | | 1540 | SRI | 1.00 | 1 | 0.84 | 40 | 33.60 | | | * 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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