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Individual Calculations February 2018 |
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| Prestia, Paris Total change: 1.20 | |   |
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| 2018 Portsmouth Open | Portsmouth, New Hampshire | USA | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1767 | 0.50 | 2 | 0.02 | 40 | 0.80 | |
|  Kavi, Nithin | | | 2035 | USA | 0.50 | 1 | 0.33 | 40 | 13.20 | |  Padmanabhan, Karthik | | | 1905 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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) | | | | WN 2018 Winter 2-day Open | West Newbury, Massachusetts | USA | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1774 | 1767 | 1.00 | 2 | 0.01 | 40 | 0.40 | |
| | Cao, Joy | | | 1381 | USA | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Vigorito, David | m | | 2167 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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