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Individual Calculations August 2017 |
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| Anderson, Michael Total change: -20.60 | |   |
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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 |
| 1827 | 1831 | 3.50 | 6 | 0.44 | 20 | 8.80 | |
|  Macintyre, Brendan | | | 1590 | USA | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Stearman, Josiah P | f | | 2154 | USA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Tuck, Drew | | | 1643 | USA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Cohee, James | | | 1672 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Walder, Michael S | | | 1999 | USA | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Kim, Isaiah | | | 1905 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | GM Marcel Sisniega Marathon | Berkeley, California | USA | 2017-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1797 | 2.00 | 4 | -0.64 | 20 | -12.80 | |
| | Marrus, Matthew E | | | 1397 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Viswanath Natraj, | | | 2017 | AUS | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Donaldson, Kyle Garrett | | | 1439 | USA | 0.00 | 1 | -0.90 | 20 | -18.00 | | | Auyoung, Nathan | | | 1723 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | * 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) | | | | 2017 Peoples Tournament | Berkeley, California | USA | 2017-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1797 | 0.50 | 3 | -0.83 | 20 | -16.60 | |
| | Walder, Michael S | | | 2001 | USA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Kim, Isaiah | | | 1947 | USA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Singhal, Sanat | | | 1567 | IND | 0.50 | 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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