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Individual Calculations August 2017 |
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| Sarafian, Greg M Total change: -14.40 | |   |
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| Summer 2017 Tuesday Night Marathon | San Francisco, California | USA | 2017-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1861 | 2.00 | 4 | 0.06 | 20 | 1.20 | |
|  Erickson, Lane Aus | | | 1671 | USA | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Doyle, Bryon | | | 2107 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Touset, Stephen Ka | | | 1620 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Goins, Demetrius | | | 2102 | USA | 0.00 | 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) | | | | 2017 Sacramento Chess Championship | Sacramento, California | USA | 2017-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1901 | 1862 | 0.50 | 4 | -1.30 | 20 | -26.00 | |
| | Viswanath, Ganesh | | | 2017 | AUS | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Pan, Kevin | | | 1901 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Wu, Sijing | | | 1887 | USA | 0.00 | 1 | -0.47 | 20 | -9.40 | | | McCaulley, Alonzo | | | 1797 | USA | 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) | | | | 2017 Peoples Tournament | Berkeley, California | USA | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1982 | 1862 | 2.00 | 4 | 0.52 | 20 | 10.40 | |
| | Viswanadha, Kesav | m | | 2262 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Li, Eric | | | 1770 | USA | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Wu, Rochelle | | wc | 1888 | USA | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Kane, Kevin | | | 2006 | USA | 1.00 | 1 | 0.69 | 20 | 13.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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