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Individual Calculations February 2017 |
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| Zhu, Jack Qijie Total change: 93.20 | |   |
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| 26th Annual North American Open | Las Vegas, Nevada | USA | 2016-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2300 | 2288 | 5.50 | 9 | 1.30 | 40 | 52.00 | |
|  Anand, Vignesh | | | 1888 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Gurevich, Daniel | m | | 2455 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Damaris, Abarca | | wf | 2054 | CHI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Martinez-Martin, David | m | | 2411 | ESP | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Kavutskiy, Konstantin | f | | 2377 | USA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Kojima, Shinya | m | | 2403 | JPN | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Feng, Roland | f | | 2340 | USA | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Checa, Nicolas | m | | 2428 | USA | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Hilby, Craig | f | | 2347 | USA | 0.50 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | NOTE: K factor changed | | 2017 New Year Open Championship | San Jose, California | USA | 2017-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2205 | 2346 | 4.00 | 6 | 0.08 | 20 | 1.60 | |
| | Wang, Henry | | | 1946 * | USA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Chang, Eliam Huai | | | 1946 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Foisor, Sabina | | wg | 2270 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Kaufman, Ray | m | | 2304 | USA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Virtanen, Teemu | | | 2161 | FIN | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Izoria, Zviad | g | | 2604 | USA | 0.00 | 1 | -0.18 | 20 | -3.60 | | | * 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) | | | NOTE: K factor changed | | 8th Annual Golden State Open | Concord, California | USA | 2017-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2502 | 2346 | 3.50 | 5 | 1.98 | 20 | 39.60 | |
| | Stukopin, Andrey | g | | 2586 | RUS | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Lee, Andy C | f | | 2252 | USA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Chirila, Ioan Cris | g | | 2533 | ROU | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Moradiabadi, Elshan | g | | 2574 | FID | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Holt, Conrad | g | | 2567 | USA | 1.00 | 1 | 0.78 | 20 | 15.60 | |
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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