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Individual Calculations May 2013 |
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| Mandizha, Farai Total change: -4.10 | |   |
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| 43rd Annual World Amateur Team & US Team East | Parsippany, New Jersey | USA | 2013-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2394 | 4.00 | 5 | 0.55 | 10 | 5.50 | |
|  Kwartler, Lonnie S | | | 2182 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | |  Riordan, Charles | f | | 2339 | USA | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Kahn, Aaron E | | | 2251 | USA | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Critelli, James M | f | | 2274 | USA | 0.00 | 1 | -0.66 | 10 | -6.60 | | | Rozman, Levy | | | 2205 | USA | 1.00 | 1 | 0.25 | 10 | 2.50 | |
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) | | | | 7th Annual Philadelphia Open - Master Section | Philadelphia, Pennsylvania | USA | 2013-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2294 | 2394 | 4.00 | 8 | -0.96 | 10 | -9.60 | |
| | Williams, Justus D | | | 2188 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Izoria, Zviad | g | | 2583 | USA | 0.50 | 1 | 0.25 | 10 | 2.50 | | | Margvelashvili, Giorgi | g | | 2565 | GEO | 0.50 | 1 | 0.23 | 10 | 2.30 | | | Gorman, Dov | f | | 2243 | USA | 0.00 | 1 | -0.70 | 10 | -7.00 | | | Hua, David | | | 2256 | USA | 0.00 | 1 | -0.69 | 10 | -6.90 | | | Barnett, Alex | | | 2214 | USA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Liang, Awonder | f | | 2005 | USA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Jayakumar, Adarsh | f | | 2294 | USA | 0.00 | 1 | -0.64 | 10 | -6.40 | |
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) | | |
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