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Individual Calculations March 2020 |
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| Morgan, Jerry Total change: -26.20 | |   |
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| Max Wilkerson Memorial 2020 Tuesday Night Marathon - AB | San Francisco, California | USA | 2020-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1516 | 2.00 | 6 | -0.50 | 20 | -10.00 | |
|  Mays, Jerry L | | | 1551 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | |  Raza, Aezed | | | 1677 | USA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Casares Jr, Nick | | | 1438 | USA | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Rakonitz, David | | | 1588 | USA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Tamondong, Cesar Bercilla | | | 1496 | USA | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Babayan, Gagik | | | 1739 | USA | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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) | | | | IM John Grefe Marathon 2020 | Berkeley, California | USA | 2020-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1516 | 1.00 | 4 | -0.31 | 20 | -6.20 | |
| | Walder, Michael | | | 1916 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Shaughnessy, Elizabeth | | | 1420 | IRL | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Agdamag, Samuel Za | | | 1576 | USA | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Svoboda, Steven | | | 1781 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | * 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) | | | | Max Wilkerson Memorial 2020 Tuesday Night Marathon - Extra Rated Games | San Francisco, California | USA | 2020-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1516 | 0.00 | 1 | -0.50 | 20 | -10.00 | |
| | Boldi, Nicholas Armen | | | 1515 | USA | 0.00 | 1 | -0.50 | 20 | -10.00 | |
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) | | |
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