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Individual Calculations October 2019 |
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| Vather, Shayur Total change: 13.20 | |   |
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| 2019 Tshwane Chess Etienne Lewis Trials (U14 Boys) | Pretoria | RSA | 2019-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1239 | 1208 | 2.50 | 4 | 0.66 | 40 | 26.40 | |
|  Delport, Ben | | | 1210 | RSA | 1.00 | 1 | 0.50 | 40 | 20.00 | |  Smit, Yoshua | | | 1353 | RSA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Nguyen, Minh | | | 1321 | RSA | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Burgers, Adriaan | | | 1071 | RSA | 1.00 | 1 | 0.32 | 40 | 12.80 | |
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) | | | | Alfred Pesa Open 2019 (B-Section) | Kimberley | RSA | 2019-09-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1489 | 1208 | 0.00 | 2 | -0.33 | 40 | -13.20 | |
| | Teeke, Karabo | | | 1532 | RSA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Vhezha, James | | | 1445 | RSA | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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