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Individual Calculations December 2017 |
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| Guo, Arthur Total change: 21.00 | |   |
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| 11th Annual SPICE Cup Open | Saint Louis, Missouri | USA | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2313 | 2219 | 4.00 | 9 | 0.50 | 30 | 15.00 | |
|  Rambaldi, Francesco | g | | 2574 | ITA | 0.00 | 1 | -0.11 | 30 | -3.30 | |  Polgar-Shutzman, Tom | | | 2055 | USA | 1.00 | 1 | 0.28 | 30 | 8.40 | | | Barcenilla, Rogelio | g | | 2452 | PHI | 0.00 | 1 | -0.21 | 30 | -6.30 | | | Quintiliano Pinto, Renato R. | m | | 2451 | BRA | 0.00 | 1 | -0.21 | 30 | -6.30 | | | Tsay, Vincent | f | | 2265 | USA | 1.00 | 1 | 0.56 | 30 | 16.80 | | | Black, James | | | 2164 | USA | 1.00 | 1 | 0.42 | 30 | 12.60 | | | Kavutskiy, Konstantin | m | | 2390 | USA | 0.00 | 1 | -0.27 | 30 | -8.10 | | | Peng, David | f | | 2330 | USA | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Baginskaite, Camilla | | wg | 2140 | USA | 1.00 | 1 | 0.39 | 30 | 11.70 | |
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 UTDallas Fall FIDE Open | Dallas, Texas | USA | 2017-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2252 | 2219 | 3.50 | 9 | -0.65 | 30 | -19.50 | |
| | Raznikov, Danny | g | | 2488 | ISR | 0.50 | 1 | 0.33 | 30 | 9.90 | | | Preotu, Razvan | g | | 2497 | CAN | 0.00 | 1 | -0.17 | 30 | -5.10 | | | Stremavicius, Titas | m | | 2422 | LTU | 0.00 | 1 | -0.24 | 30 | -7.20 | | | Sanchez, Robert | | | 1875 | USA | 1.00 | 1 | 0.12 | 30 | 3.60 | | | Kadric, Denis | g | | 2505 | BIH | 0.00 | 1 | -0.16 | 30 | -4.80 | | | Capocyan, Sam | | | 2150 | USA | 0.50 | 1 | -0.10 | 30 | -3.00 | | | Richard, Emma | | wf | 2080 | FRA | 0.00 | 1 | -0.69 | 30 | -20.70 | | | Tsay, Vincent | f | | 2221 | USA | 0.50 | 1 | 0.00 | 30 | 0.00 | | | Williams, Quaitemes | | | 2033 | USA | 1.00 | 1 | 0.26 | 30 | 7.80 | |
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) | | | | 48th Annual National Chess Congress | Philadelphia, Pennsylvania | USA | 2017-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2255 | 2219 | 3.00 | 5 | 0.85 | 30 | 25.50 | |
| | Idnani, Roshan R | | | 1819 * | USA | 1.00 | 1 | 0.08 | 30 | 2.40 | | | Brattain, Mika | | | 2407 | USA | 1.00 | 1 | 0.74 | 30 | 22.20 | | | Sarkar, Justin | m | | 2354 | USA | 0.50 | 1 | 0.18 | 30 | 5.40 | | | Katz, Alexander | m | | 2351 | USA | 0.50 | 1 | 0.18 | 30 | 5.40 | | | Bartell, Thomas | m | | 2345 | USA | 0.00 | 1 | -0.33 | 30 | -9.90 | | | * 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) | | |
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