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Individual Calculations February 2018 |
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| Boris, Peter Theod Total change: 23.20 | |   |
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| 44th Annual Eastern Open | Falls Church, Virginia | USA | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2103 | 1904 | 2.00 | 6 | 0.49 | 40 | 19.60 | |
|  Myers, Dominique | | | 1993 | USA | 0.50 | 1 | 0.12 | 40 | 4.80 | |  Samuelson, Andrew | f | | 2201 | USA | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Karamsetty, Jeevan | | | 2165 | USA | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Applebaum, Andy | | | 2138 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Gilden, Lawrence | f | | 2097 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Kobla, Vishal | c | | 2024 | USA | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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) | | | | 50th Annual Liberty Bell Open | Philadelphia, Pennsylvania | USA | 2018-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2104 | 1904 | 1.00 | 5 | -0.28 | 40 | -11.20 | |
| | Schwartz, Maxwell | | | 2059 | USA | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Haessler, Carl | | | 2133 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Khanna, Nalin Clem | | | 2182 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Lapan, Dan | | | 2225 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Mays, Shelly | | | 1920 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | |
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) | | | | 2018 Cardinal Open | Columbus, Ohio | USA | 2018-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1976 | 1904 | 2.00 | 4 | 0.37 | 40 | 14.80 | |
| | Baker, Vincent | | | 2147 | USA | 1.00 | 1 | 0.80 | 40 | 32.00 | | | McLaughlin, James | | | 1951 | USA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Cao, Elton | | | 2094 | USA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Borkar, Om | | | 1713 | USA | 1.00 | 1 | 0.25 | 40 | 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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