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Individual Calculations February 2019 |
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| Hughes, John Total change: -8.80 | |   |
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| 1st Manhattan Classical Chess Championship | New York, New York | USA | 2019-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2207 | 2233 | 2.50 | 5 | -0.09 | 20 | -1.80 | |
|  Kudrin, Sergey | g | | 2454 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | |  Liu, Bingjie | | | 1848 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Scekic, Milos | m | | 2392 | SRB | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Chasin, Nico | f | | 2253 | USA | 0.00 | 1 | -0.47 | 20 | -9.40 | | | Marinello, Beatriz | | wm | 2086 | USA | 0.50 | 1 | -0.20 | 20 | -4.00 | |
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) | | | | 2019 Cardinal Open | Columbus, Ohio | USA | 2019-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2156 | 2233 | 2.00 | 4 | -0.35 | 20 | -7.00 | |
| | Miller, John | | | 1898 | USA | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Wang, Jason | c | | 2243 | USA | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Brattain, Mika | | | 2411 | USA | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Murthy, Pappu | | | 2071 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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