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Individual Calculations September 2015 |
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| Sinha, Sahil Total change: 26.80 | |   |
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| 2015 US Cadet | Rockville, Maryland | USA | 2015-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2237 | 2137 | 2.50 | 9 | -0.81 | 40 | -32.40 | |
|  Checa, Nicolas D | f | | 2344 | USA | 0.50 | 1 | 0.27 | 40 | 10.80 | |  Ludwig, John G | | | 2235 | USA | 0.00 | 1 | -0.37 | 40 | -14.80 | | | Wheeler, Cameron | f | | 2304 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Burke, John M | | | 2258 | USA | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Lu, Albert | | | 2239 | USA | 0.00 | 1 | -0.36 | 40 | -14.40 | | | Hilby, Craig | | | 2308 | USA | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Sheng, Joshua | | | 2187 | USA | 0.50 | 1 | 0.07 | 40 | 2.80 | | | Shi, Jason | f | | 2057 | USA | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Niemann, Hans M | | | 2197 | USA | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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) | | | | 5th Annual Potomac Open | Rockville, Maryland | USA | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2058 | 2137 | 2.50 | 5 | -0.50 | 40 | -20.00 | |
| | Kaufman, Larry C | g | | 2317 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Karell, Leif K | | | 1956 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Paul, Justin | | | 1878 | USA | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Tang, Arthur | | | 2008 | USA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Privman, Boris | f | | 2129 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | |
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) | | | | 45th Annual Continental Open | Sturbridge, Massachusetts | USA | 2015-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2234 | 1983 | 3.00 | 5 | 1.98 | 40 | 79.20 | |
| | Ivanov, Alexander | g | | 2383 * | USA | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Yang, Yi | | | 2212 | USA | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Chi, Patrick | | | 2123 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Tanenbaum, Zachary C | | | 2145 | USA | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Schut, Lisa | | wm | 2306 | NED | 0.50 | 1 | 0.37 | 40 | 14.80 | | | * 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) | | |
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