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Individual Calculations April 2023 |
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| Ivanov, Mike Total change: -11.00 | |   |
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| Spring 2023 ALTO | Charlotte, NC | USA | 2023-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2083 | 2299 | 3.50 | 5 | -0.10 | 20 | -2.00 | |
|  Altucher, James | | | 1846 | USA | 1.00 | 1 | 0.06 | 20 | 1.20 | |  Snodgrass, Benjamin | | | 1990 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Ippolito, Dean | m | | 2368 | USA | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Quesada Vera, Liordis | m | | 2310 | CUB | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Black, Raymond | | | 1899 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 2023 Excelsior March GM Norm | Toronto | CAN | 2023-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2418 | 2299 | 3.00 | 9 | -0.08 | 20 | -1.60 | |
| | Ibarra Chami, Luis Fernando | g | | 2447 | MEX | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Plotkin, Mark | m | | 2365 | CAN | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Atanasov, Anthony | f | | 2361 | CAN | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Sambuev, Bator | g | | 2434 | CAN | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Dukic, Zachary | f | | 2238 | CAN | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Posthuma, Joshua | m | | 2441 | USA | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Nagy, Gabor | g | | 2497 | HUN | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Mikhalevski, Victor | g | | 2519 | ISR | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Noritsyn, Nikolay | m | | 2460 | CAN | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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) | | | | Ivy League Challenge 2023 | Toronto | CAN | 2023-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2474 | 2299 | 0.50 | 3 | -0.37 | 20 | -7.40 | |
| | Gurevich, Daniel | m | | 2446 | USA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Liang, Awonder | g | | 2643 | USA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Shen, Christopher | f | | 2332 | USA | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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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