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Individual Calculations August 2018 |
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| Herath, H M M D Total change: 97.20 | |   |
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| Sri Lanka National Amature Women's Chess Championship 2018 | Kurunegala | SRI | 2018-06-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1227 | 4.00 | 7 | 1.39 | 40 | 55.60 | |
|  Vithanage, Sandaruwi M | | | 1527 | SRI | 1.00 | 1 | 0.85 | 40 | 34.00 | |  Yapa Bandara, Chamodya | | | 1575 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Mapa, M M W H | | | 1297 | SRI | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Kahandawa, K A R N | | | 1070 | SRI | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Wickramasuriya, Kenolee | | | 1106 | SRI | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Wijesinghe, W M M N | | | 1294 | SRI | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Fernando, G W Nethmi L | | | 1495 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | | | 14th Asian Schools Chess Championship 2018 - under 13 Girls | Waskaduwa | SRI | 2018-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1331 | 1227 | 4.00 | 8 | 1.04 | 40 | 41.60 | |
| | Kiyarra, Sunil Khaturia | | | 1499 | IND | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Khabibullaeva, Mokhinur | | | 1498 | UZB | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Premanath, Prasansa | | | 1307 | SRI | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Weerasiri, H P Sayuni Chamathna | | | 1091 | SRI | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Marasinghe, Chanethma Devangi | | | 1125 | SRI | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Wickramasinghe, Minethma Lasandi | | wc | 1366 | SRI | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Sandeepani, M Tharushi | | | 1356 | SRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Seneka, M W Thenumi | | | 1405 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | |
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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