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Individual Calculations September 2017 |
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| Sarkar, Justin J Total change: -6.50 | |   |
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| 7th Annual Potomac Open - Championship | Rockville, Maryland | USA | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2306 | 2363 | 2.50 | 5 | -0.40 | 10 | -4.00 | |
|  Samuelson, Andrew | f | | 2255 | USA | 0.50 | 1 | -0.15 | 10 | -1.50 | |  Niemann, Hans M | f | | 2293 | USA | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Yu, Jennifer R | f | wm | 2312 | USA | 0.00 | 1 | -0.57 | 10 | -5.70 | | | Sinha, Sahil | f | | 2277 | USA | 1.00 | 1 | 0.38 | 10 | 3.80 | | | Nolte, Rolando | m | | 2393 | PHI | 0.00 | 1 | -0.46 | 10 | -4.60 | |
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) | | | | 2017 US Masters Championship | Greensboro, North Carolina | USA | 2017-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2319 | 2360 | 3.50 | 7 | -0.25 | 10 | -2.50 | |
| | Zheng, Michael Z | | | 1960 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Matamoros, Carlos | g | | 2488 | ECU | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Hevia Alejano, Carlos | g | | 2497 | CUB | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Yanayt, Eugene | f | | 2160 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Liang, Awonder | g | | 2540 | USA | 0.00 | 1 | -0.26 | 10 | -2.60 | | | Justice, David A | | | 2148 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Yang, Kaiqi | m | | 2441 | CAN | 0.00 | 1 | -0.39 | 10 | -3.90 | | | * 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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