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Individual Calculations January 2020 |
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| Ramanayake, Nemindi Linaya Total change: 60.04 | |   |
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| Sri Lanka Inter Club Women Chess Championship 2019 | Colombo | SRI | 2019-12-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1334 | 1303 | 3.00 | 4 | 1.07 | 38 | 40.66 | |
|  Pavalachandran, Ashvini | | | 1703 * | SRI | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Sumithra, Thevaky U | | | 1063 | SRI | 1.00 | 1 | 0.20 | 38 | 7.60 | |  Weerawardana, Oneli Vihanga | | | 1148 | SRI | 1.00 | 1 | 0.29 | 38 | 11.02 | | | Rathnayake, Jeewanthi | | | 1421 | SRI | 1.00 | 1 | 0.66 | 38 | 25.08 | | | * 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) | | | | The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1365 | 1303 | 5.00 | 8 | 1.50 | 38 | 57.00 | |
| | Atulugamage, Saniru Lohan | | | 1029 | SRI | 1.00 | 1 | 0.17 | 38 | 6.46 | | | Liyanage, Pesandu Rashmitha | | | 1555 | SRI | 0.50 | 1 | 0.31 | 38 | 11.78 | | | Samarakoon, Hevidu | | | 1550 | SRI | 1.00 | 1 | 0.81 | 38 | 30.78 | | | Jayarathne, M N G | | | 1562 | SRI | 0.00 | 1 | -0.18 | 38 | -6.84 | | | Lakshitha, H H Sasindu | | | 1703 * | SRI | 0.00 | 1 | -0.08 | 38 | -3.04 | | | Perera, G Thinuka Geethula | | | 1147 | SRI | 1.00 | 1 | 0.29 | 38 | 11.02 | | | Damsara, U G S T | | | 1201 | SRI | 0.50 | 1 | -0.14 | 38 | -5.32 | | | Sathsara, E P Daham | | | 1169 | SRI | 1.00 | 1 | 0.32 | 38 | 12.16 | | | * 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 Women's National Amateur Chess Championship 2019 | Colombo | SRI | 2019-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1240 | 1303 | 2.50 | 6 | -0.99 | 38 | -37.62 | |
| | Gamage, B K Sayumi Hasithma | | | 1061 | SRI | 0.00 | 1 | -0.80 | 38 | -30.40 | | | Abeysekara, Yasasi Geemini | | | 1199 | SRI | 0.50 | 1 | -0.14 | 38 | -5.32 | | | Wilvalaarachchi, Oneli Omaya | | | 1340 | SRI | 0.00 | 1 | -0.45 | 38 | -17.10 | | | Sandanayake, Dehansa Nisanduni | | | 1234 | SRI | 1.00 | 1 | 0.40 | 38 | 15.20 | | | Wickramarathne, P W G Gaveshi | | | 1231 | SRI | 1.00 | 1 | 0.40 | 38 | 15.20 | | | Dassanayake, Tharusha Samadhi | | | 1373 | SRI | 0.00 | 1 | -0.40 | 38 | -15.20 | |
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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