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Individual Calculations August 2017 |
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| Tang, Andrew Total change: -2.70 | |   |
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| 45th Annual World Open | Philadelphia, Pennsylvania | USA | 2017-06-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2389 | 2461 | 5.50 | 9 | 0.20 | 10 | 2.00 | |
|  Cooke, Eric | | | 2119 | USA | 1.00 | 1 | 0.12 | 10 | 1.20 | |  Taylor, Timothy | m | | 2251 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Le, Quang Liem | g | | 2726 | VIE | 0.00 | 1 | -0.18 | 10 | -1.80 | | | Kretchetov, Alexandre | f | | 2263 | RUS | 1.00 | 1 | 0.24 | 10 | 2.40 | | | Zheng, Andrew | | | 2252 | USA | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Sadorra, Julio Catalino | g | | 2589 | PHI | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Petrosian, Tigran L. | g | | 2595 | ARM | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Ruiz Castillo, Joshua Daniel | m | | 2367 | COL | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Mandizha, Farai | m | | 2342 | ZIM | 0.50 | 1 | -0.16 | 10 | -1.60 | |
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 U.S. Junior Championship | Saint Louis, Missouri | USA | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2438 | 2478 | 4.50 | 9 | -0.47 | 10 | -4.70 | |
| | Troff, Kayden W | g | | 2472 | USA | 0.00 | 1 | -0.51 | 10 | -5.10 | | | Liang, Awonder | m | | 2536 | USA | 1.00 | 1 | 0.58 | 10 | 5.80 | | | Li, Ruifeng | g | | 2568 | USA | 0.00 | 1 | -0.38 | 10 | -3.80 | | | Checa, Nicolas D | m | | 2415 | USA | 0.00 | 1 | -0.59 | 10 | -5.90 | | | Chandra, Akshat | g | | 2484 | USA | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Colas, Joshua | f | | 2366 | USA | 1.00 | 1 | 0.35 | 10 | 3.50 | | | Brown, Michael William | m | | 2508 | USA | 0.00 | 1 | -0.46 | 10 | -4.60 | | | Brattain, Mika A | | | 2364 | USA | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Liu, Bovey | | | 2228 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | |
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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