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Individual Calculations September 2013 |
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| Pein, Jonathan Total change: -61.05 | |   |
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| British Championship Under 16s | Torquay | ENG | 2013-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1834 | 1.50 | 4 | -1.14 | 15 | -17.10 | |
|  Foster, Timothy | | | 1617 | ENG | 0.50 | 1 | -0.28 | 15 | -4.20 | |  Waddingham, Paul | | | 1658 | ENG | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Mavinkurve, Aditya | | | 1742 | ENG | 0.00 | 1 | -0.63 | 15 | -9.45 | | | Wang, Anna | | | 1834 | ENG | 0.00 | 1 | -0.50 | 15 | -7.50 | |
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) | | | | British Championship 5-day Open PM Week 1 | Torquay | ENG | 2013-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1834 | 1834 | 1.00 | 2 | 0.00 | 15 | 0.00 | |
| | Morris-Hill, Ray | | | 2010 | ENG | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Horlock, Peter J | | | 1657 | ENG | 1.00 | 1 | 0.27 | 15 | 4.05 | |
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) | | | | 3rd GIBRALTAR JUNIOR INTERNATIONAL U16 | GIBRALTAR | ENG | 2013-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1782 | 1831 | 1.50 | 5 | -1.33 | 15 | -19.95 | |
| | Mateos Atienza, Alberto | | | 1638 | ESP | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Willson, Ollie | | | 1796 | ENG | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Whatley, Stephen | | | 1782 | ENG | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Perez Garcia, Alejandro | | | 1984 | ESP | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Marquez Marvizon, Alejandra | | | 1710 | ESP | 0.00 | 1 | -0.66 | 15 | -9.90 | |
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) | | | | Hampstead Under 1900 FIDE Congress August 2013 | London | ENG | 2013-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1680 | 1831 | 0.50 | 3 | -1.60 | 15 | -24.00 | |
| | Sloan, Cecil | | | 1630 | USA | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Parry, Jacques | | | 1744 | ENG | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Haddock, Paul | | | 1666 | ENG | 0.00 | 1 | -0.72 | 15 | -10.80 | |
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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