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Rapid:
Individual Calculations October 2017 |
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| Dineth, S A Induwara Total change: -34.20 | |   |
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| 2nd West Asian Youth Rapid Chess Championship 2017 - Under 10 Open | Waskaduwa | SRI | 2017-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1122 | 1136 | 2.00 | 6 | -1.12 | 20 | -22.40 | |
|  Jayarathna, Sharada Induwara | | | 1044 | SRI | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Bang, Atharva | | | 1279 | IND | 0.00 | 1 | -0.31 | 20 | -6.20 | |  Colaco, Reuben | | | 1120 | IND | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Desurra, G P Damsilu | | | 1058 | SRI | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Wimalasiri, Ransith Pabalu | | | 1042 | SRI | 0.00 | 1 | -0.63 | 20 | -12.60 | | | De Silva, Wijemuni Yomesh Laksha | | | 1190 | SRI | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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) | | | | Inaugural Sri Lanka National Rapid Chess Championship 2017 | Colomno | SRI | 2017-09-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1258 | 1136 | 2.00 | 7 | -0.59 | 20 | -11.80 | |
| | Priyankara, Chamil | | | 1536 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Wijerathna, Methma | | | 1034 | SRI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Jeyanthan, Krishna Rahul | | | 1536 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Senthikumar, Jayaram | | | 1101 | SRI | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Gamage, Randula Navodya | | | 1291 | SRI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Kaarunarathne, D D W Gamini | | | 1235 | SRI | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Rangajeewa , M.g Sachithra Sanda | | | 1071 | SRI | 0.00 | 1 | -0.59 | 20 | -11.80 | | | * 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) | | |
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