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Individual Calculations August 2021 |
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| Song, Edward Total change: -39.70 | |   |
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| 14th Annual Philadelphia International - Premier | Philadelphia, Pennsylvania | USA | 2021-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2074 | 2401 | 4.50 | 9 | -3.30 | 10 | -33.00 | |
|  Hu, Merric | | | 2080 | USA | 0.00 | 1 | -0.87 | 10 | -8.70 | |  Hakobyan, Eduard | | | 2127 | USA | 0.00 | 1 | -0.83 | 10 | -8.30 | | | Altman, Joshua A | c | | 2001 * | ENG | 0.00 | 1 | -0.92 | 10 | -9.20 | | | Yagiz, Bora | | | 2001 * | TUR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | De Fotis, Gary C | | | 2001 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Krishnakumar, Sriram | c | | 2001 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Atanasov, Anthony | f | | 2172 | CAN | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Park, Evan | | | 2212 | USA | 0.50 | 1 | -0.25 | 10 | -2.50 | | | Maiti, Milind | | | 2068 | USA | 0.00 | 1 | -0.88 | 10 | -8.80 | | | * 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) | | | | 49th Annual World Open - Open | Philadelphia, Pennsylvania | USA | 2021-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2250 | 2402 | 5.50 | 9 | -0.67 | 10 | -6.70 | |
| | Bryant, Todd Charles | | | 2069 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Kumar, Naman | | | 2141 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | | | Hakobyan, Aram | g | | 2603 | ARM | 0.00 | 1 | -0.24 | 10 | -2.40 | | | Putnam, Liam Henry | f | | 2182 | USA | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Dominguez, Jose | m | | 2181 | DOM | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Rama, Tejas | | | 2151 | USA | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Chiu, Isaac | | | 2194 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Balakrishnan, Praveen | m | | 2507 | USA | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Vidyarthi, Vyom | c | | 2225 | USA | 0.50 | 1 | -0.23 | 10 | -2.30 | |
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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