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Individual Calculations February 2019 |
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| Johnston, Daniel Total change: 74.40 | |   |
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| 45th Annual Eastern Open | Tyson's Corner, Virginia | USA | 2018-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2169 | 1979 | 4.50 | 7 | 2.41 | 20 | 48.20 | |
|  Norman, Dennis | | | 1809 | USA | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Erenburg, Sergey | g | | 2379 * | USA | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Lenderman, Aleksandr | g | | 2379 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Gorti, Akshita | f | wm | 2308 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Siamon, David | | | 1973 | USA | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Narkeeran, Madhavan | | | 2003 | USA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Enkhbat, Tegshsuren | m | | 2335 | USA | 0.50 | 1 | 0.39 | 20 | 7.80 | | | * 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) | | | | Bay Area International | Burlingame, California | USA | 2019-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 1979 | 2.50 | 7 | 1.31 | 20 | 26.20 | |
| | Harmon-Vellotti, Luke | m | | 2379 * | USA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kumar, Nikhil | f | | 2281 | USA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Cline, John | | | 2272 | USA | 1.00 | 1 | 0.85 | 20 | 17.00 | | | Daggupati, Balaji | f | | 2257 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Ghazarian, Kirk | | | 2226 | USA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Wu, Rochelle | | wc | 2154 | USA | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Piasetski, Leon | m | | 2242 | CAN | 0.50 | 1 | 0.32 | 20 | 6.40 | | | * 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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