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Individual Calculations January 2019 |
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| Selatela, Khiba Total change: -15.00 | |   |
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| 6th Piet Van Zyl Chess Festival (A-Section) | Bloemfontein | RSA | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1641 | 1488 | 0.00 | 3 | -0.92 | 20 | -18.40 | |
|  Kemohele, Koetle | | | 1612 | LES | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Baatjies, Thsepo | | | 1779 | RSA | 0.00 | 1 | -0.15 | 20 | -3.00 | |  Tsiu, Matsepe | | | 1531 | LES | 0.00 | 1 | -0.44 | 20 | -8.80 | |
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) | | | | 2018 Lesotho National Chess Championship | Maseru | LES | 2018-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1510 | 1473 | 2.50 | 5 | 0.17 | 20 | 3.40 | |
| | Klaas, Tokelo | c | | 1868 | LES | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Sekhoto, Lehlohonolo | | | 1394 | LES | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Lelimo, Teboho | | | 1225 | LES | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Ntsonyane, Phamotse | | | 1542 | LES | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Ramakabane, Refuoe | | | 1523 | LES | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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) | | |
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