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Individual Calculations January 2020 |
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| O`gorman, Brendan Total change: -43.40 | |   |
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| 11th CSC London Chess Classic: Weekend Under 1825 | London | ENG | 2019-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1520 | 1715 | 2.00 | 5 | -1.74 | 20 | -34.80 | |
|  Braine, Anthony | | | 1517 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | |  Stoyanov, Boris | | | 1504 | ENG | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Acharya, Kandara | | | 1413 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Woods, Timothy J | | | 1590 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Llewellyn, Julian D | | | 1576 | ENG | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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) | | | | 11th CSC London Chess Classic: Weekday Under 1750 | London | ENG | 2019-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1599 | 1675 | 1.00 | 3 | -0.79 | 20 | -15.80 | |
| | Bynnersley, Ag (tony) | | | 1466 | ENG | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Llewellyn, Julian D | | | 1724 | ENG | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Parry, Jacques H | | | 1607 | ENG | 0.50 | 1 | -0.09 | 20 | -1.80 | |
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) | | | | 12th Northwick Park Five Round Congress Major 2019 | London | ENG | 2019-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1507 | 1675 | 1.00 | 2 | -0.45 | 20 | -9.00 | |
| | Karas, Eugenia | | | 1503 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Torrance, John | | | 1510 | SCO | 0.50 | 1 | -0.22 | 20 | -4.40 | |
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) | | | | CCF Christmas Congress 2019 Premier | London | ENG | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1761 | 1675 | 2.00 | 3 | 0.81 | 20 | 16.20 | |
| | Subin, Samvrit | | | 1526 | ENG | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Ramdewar, Ishan | | | 1806 | ENG | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Spanton, Tim R | | | 1951 | ENG | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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