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Individual Calculations June 2023 |
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| Colas, Joshua Total change: -47.60 | |   |
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| 2023 Arthur Bisguier Memorial Invitational | Naperville, IL | USA | 2023-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2227 | 2342 | 3.00 | 9 | -2.78 | 20 | -55.60 | |
|  Martin Del Campo, Roberto | m | | 2215 | MEX | 0.00 | 1 | -0.67 | 20 | -13.40 | |  Arjun, Vishnuvardhan | m | | 2235 | IND | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Quesada Vera, Liordis | m | | 2310 | CUB | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Carey, Aidan M | | | 1942 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kogen, Jonathan | | | 2200 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Mitkov, Nikola | g | | 2490 | MKD | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Kretchetov, Alexandre | f | | 2195 | RUS | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Homa, Seth | f | | 2213 | USA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Amburgy, Ryan | f | | 2242 | USA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | * 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) | | | | NYC Chess Norms Spring 2023 IM B - Schiller | New York City, New York | USA | 2023-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2333 | 2342 | 5.00 | 9 | 0.40 | 20 | 8.00 | |
| | Barbosa, Oliver | g | | 2492 | PHI | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Luo, Terry | f | | 2321 | USA | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Lee, Alice Teresa | f | wm | 2391 | USA | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Xu, Grant Y | | | 2273 | USA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Navrotescu, Andreea | | wg | 2253 | FRA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Bortnyk, Mykola | m | | 2425 | UKR | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Paragua, Mark | g | | 2442 | PHI | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Tanenbaum, Zachary | c | | 2261 | USA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Reiss, Aiden | | | 2138 | USA | 0.00 | 1 | -0.76 | 20 | -15.20 | |
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) | | |
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