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Individual Calculations September 2015 |
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| Tang, Andrew Total change: 41.40 | |   |
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| Campeonato Panamericano U20 Absoluto El Salvador 2015 | San Salvador | ESA | 2015-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2365 | 7.50 | 9 | 1.61 | 20 | 32.20 | |
|  Colorado, Efrain | | | 1965 * | ESA | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Singh, Vishnu | m | | 2200 | TTO | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Johnson, Joshua | f | | 2211 | TTO | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Puppi Lazo, Jorge Luis | | | 2111 | PER | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Benedetti, Julio | | | 2313 | ARG | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Cori Quispe, Kevin | | | 2369 | PER | 0.50 | 1 | 0.01 | 20 | 0.20 | | | Chavez Estevez, Hayler David | f | | 2347 | CUB | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Lopez Gonzalez, Abel Fabian | f | | 2251 | CUB | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Hernandez Sanchez, Jairo Andres | m | | 2381 | COL | 1.00 | 1 | 0.52 | 20 | 10.40 | | | * 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) | | | | 4th Annual Washington International - Section A | Rockville, Maryland | USA | 2015-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2382 | 2387 | 5.00 | 9 | 0.46 | 20 | 9.20 | |
| | Arjun, Vishnuvardhan | m | | 2199 | IND | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Kamsky, Gata | g | | 2670 | USA | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Wang, Qibiao | | | 2291 | CHN | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Hilby, Craig | | | 2367 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Applebaum, Andy F | | | 2103 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Yang, Darwin | m | | 2465 | USA | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Chandra, Akshat | m | | 2496 | USA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Panchanatham, Vignesh | f | | 2297 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Sevian, Samuel | g | | 2553 | USA | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | |
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