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Individual Calculations May 2019 |
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| Chang, Emma Total change: 20.00 | |   |
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| 2019 Chess Artists Caulfield Club Championship | Melbourne | AUS | 2019-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1032 | 0.00 | 5 | -0.66 | 40 | -26.40 | |
|  Cook, Geoff L | | | 1432 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Lu, Lillian | | | 1432 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chang, Sophie | | | 1399 | AUS | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Feng, Angela | | | 1184 | AUS | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Kolak, Tanya | | | 1392 | AUS | 0.00 | 1 | -0.10 | 40 | -4.00 | | | * 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) | | | | 2019 O2C Doeberl Cup Minor | Canberra | AUS | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1378 | 1032 | 2.50 | 6 | 1.78 | 40 | 71.20 | |
| | Dunn, Paul | | | 1432 * | AUS | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Marks, Joe | | | 1432 * | AUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Scully, Mark | | | 1432 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hathiramani, Athena | | | 1432 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chiverton, Barnaby | | | 1258 | AUS | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Liu, Charlie | | | 1281 | AUS | 1.00 | 1 | 0.81 | 40 | 32.40 | | | * 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) | | | | 2019 MCC ANZAC Day Weekender | Melbourne | AUS | 2019-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1331 | 1032 | 0.00 | 4 | -0.62 | 40 | -24.80 | |
| | Zafirakos, Jesse | | | 1432 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Naman, Mehrothra | | | 1295 | IND | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Jackson, Henry | | | 1230 | AUS | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Gao, Daniel Danning | | | 1366 | AUS | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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) | | |
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