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Individual Calculations September 2015 |
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| Udagedara, Sandali Kanishka Total change: -118.40 | |   |
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| National Women's Amateur Chess Championship 2015 | Colombo | SRI | 2015-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1221 | 1535 | 5.50 | 8 | -1.32 | 40 | -52.80 | |
|  Rathnayake, Nevindi Gihansa | | | 1218 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Dissanayake, Ananya Anjuli | | | 1234 | SRI | 0.00 | 1 | -0.85 | 40 | -34.00 | | | Chamathka, Weerasinghe A Chethan | | | 1167 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Kodikara, K K M Sachintha | | wc | 1439 | SRI | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Bandara, Vineli Thevinya | | | 1171 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Herath, Sanduni | | | 1210 | SRI | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Sanudula, K M Dahamdi | | | 1180 | SRI | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Karunarathna, Thilini Savindya | | | 1146 | SRI | 1.00 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | 6th Kandy Open International Rating Chess Championship | Kandy | SRI | 2015-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1535 | 4.50 | 8 | -1.64 | 40 | -65.60 | |
| | Walisundara, Yasindu | | | 1135 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Shanuka, Himash | | | 1261 | SRI | 0.50 | 1 | -0.33 | 40 | -13.20 | | | Athukorala, Shavindi Uddeepana | | | 1273 | SRI | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Sisira, Kumara K P | | | 1755 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Beligaswatte, B.a.m.k.d | | | 1297 | SRI | 0.00 | 1 | -0.80 | 40 | -32.00 | | | Thilakasiri, P D | | | 1176 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Dissanayake, V R Sadun Madushank | | | 1299 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Weerasinghe, W M Sathira M | | | 1244 | SRI | 0.00 | 1 | -0.85 | 40 | -34.00 | | | * 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) | | |
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