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Individual Calculations September 2017 |
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| Guha, Chirag Total change: -55.60 | |   |
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| 104th British Championships Under 14 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 1776 | 4.00 | 6 | -0.12 | 40 | -4.80 | |
|  Vanjare, Aditya | | | 1510 | JCI | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Rathbone-Jones, Ifan | | | 1599 | WLS | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Remus Elliot, Tai | | | 1388 | ENG | 0.50 | 1 | -0.41 | 40 | -16.40 | | | Barlov, Alex | | | 1510 | ENG | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Verma, Aditya | | | 2071 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Neale, George | | | 1635 | ENG | 1.00 | 1 | 0.31 | 40 | 12.40 | |
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) | | | | 104th British Championships Under 2050 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1786 | 1776 | 2.00 | 4 | 0.05 | 40 | 2.00 | |
| | Batchelor, Guy J | | | 1944 | ENG | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Lovell, William Pm | | | 1678 | ENG | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Slinger, Aj (tony) | | | 1899 | ENG | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Horlock, Peter J | | | 1622 | ENG | 1.00 | 1 | 0.29 | 40 | 11.60 | |
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) | | | | 2017 Midland Championship Open | West Bromwich | ENG | 2017-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1935 | 1824 | 0.50 | 5 | -1.32 | 40 | -52.80 | |
| | Okhai, Shabir | | | 2111 | ENG | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Taylor, Robert K | | | 1976 | ENG | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Mort, Andrew J | | | 1862 | ENG | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Savage, Nicholas W | | | 1986 | ENG | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Uddin, Moin | | | 1739 | ENG | 0.00 | 1 | -0.62 | 40 | -24.80 | |
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) | | |
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