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Rapid:
Individual Calculations March 2023 |
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| Zhang, Junyi Total change: 163.68 | |   |
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| Poplar Rapid Tournament - Under 2000 - January 2023 | London | ENG | 2023-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1623 | 1471 | 0.50 | 1 | 0.20 | 31 | 6.20 | |
|  Prateek, Wadhwa | | | 1623 | IND | 0.50 | 1 | 0.20 | 31 | 6.20 | |
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) | | | | 2nd Kentish FIDE Rapidplay - Open | Sevenoaks | ENG | 2023-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1867 | 1471 | 2.50 | 6 | 1.85 | 31 | 57.35 | |
| | Starley, Robert | | | 1941 | ENG | 0.00 | 1 | -0.05 | 31 | -1.55 | |  Pert, Nina | | | 1687 | ENG | 0.50 | 1 | 0.28 | 31 | 8.68 | | | Rice, Chris B | | | 1905 | ENG | 0.50 | 1 | 0.44 | 31 | 13.64 | | | Keenan, Brendan | | | 1767 | SCO | 1.00 | 1 | 0.85 | 31 | 26.35 | | | Snape, Ian L | | | 2147 | ENG | 0.00 | 1 | -0.01 | 31 | -0.31 | | | Johnson, Jim A | | | 1756 | ENG | 0.50 | 1 | 0.34 | 31 | 10.54 | |
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) | | | | 2nd Hammersmith Friday Evening FIDE Rapidplay | London | ENG | 2023-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 1471 | 2.50 | 5 | 1.95 | 31 | 60.45 | |
| | Iyengar, Ilya | | | 1875 | ENG | 0.00 | 1 | -0.08 | 31 | -2.48 | | | Bansal, Saahil | | | 1749 | ENG | 0.00 | 1 | -0.17 | 31 | -5.27 | | | Bharat Kumar, Balahari | | | 1769 | ENG | 1.00 | 1 | 0.85 | 31 | 26.35 | | | Kirupakaran, Vishnu | | | 1773 | ENG | 1.00 | 1 | 0.85 | 31 | 26.35 | | | Haydon, David L | f | | 2314 | ENG | 0.50 | 1 | 0.50 | 31 | 15.50 | |
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) | | | | Coulsdon Chess Junior Grand Prix Spring 2023 - February | Coulsdon | ENG | 2023-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1198 | 1471 | 2.00 | 3 | -0.46 | 31 | -14.26 | |
| | Bogerd, Ethan | | | 1182 | ENG | 1.00 | 1 | 0.16 | 31 | 4.96 | | | Blake-Gyeresy, Alfred | | | 1297 | ENG | 0.00 | 1 | -0.73 | 31 | -22.63 | | | Simkins, Owain | | | 1116 | ENG | 1.00 | 1 | 0.11 | 31 | 3.41 | |
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) | | | | IV Mindsports Masters FIDE Rapidplay - 18th February | London | ENG | 2023-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1471 | 4.00 | 6 | 1.74 | 31 | 53.94 | |
| | Cherniaev, Alexander | g | | 2273 | ENG | 0.00 | 1 | 0.00 | 31 | 0.00 | | | Veeturi, Yashvardhan | | | 1206 | ENG | 1.00 | 1 | 0.18 | 31 | 5.58 | | | Dong, Ethan | | | 1176 | ENG | 1.00 | 1 | 0.15 | 31 | 4.65 | | | Llewellyn, Julian D | | | 1616 | ENG | 1.00 | 1 | 0.69 | 31 | 21.39 | | | Mokroussov, Alan | | | 1700 | KAZ | 1.00 | 1 | 0.79 | 31 | 24.49 | | | Thatte, Nishchal | | | 1895 | ENG | 0.00 | 1 | -0.07 | 31 | -2.17 | |
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) | | | | Wey Valley Surry Spring 2023 Rapid Play U11 | Leatherhead | ENG | 2023-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1472 | 1471 | 0.50 | 1 | 0.00 | 31 | 0.00 | |
| | Lishoy Gengis Paratazham, Dildara | | | 1472 | ENG | 0.50 | 1 | 0.00 | 31 | 0.00 | |
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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