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Individual Calculations September 2015 |
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| Phillips, Jeff Total change: 9.20 | |   |
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| 5th Annual Potomac Open | Rockville, Maryland | USA | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2080 | 2047 | 1.50 | 3 | 0.11 | 20 | 2.20 | |
|  Slack, David R. | | | 1866 | USA | 0.50 | 1 | -0.24 | 20 | -4.80 | |  Shen, Christopher Y | c | | 2058 | USA | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Kaufman, Larry C | g | | 2317 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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) | | | | 4th Annual Washington International - Section A | Rockville, Maryland | USA | 2015-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2180 | 2047 | 1.00 | 2 | 0.35 | 20 | 7.00 | |
| | Applebaum, Andy F | | | 2103 | USA | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Karma, Pandya | | | 2256 | IND | 1.00 | 1 | 0.77 | 20 | 15.40 | |
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) | | |
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