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Individual Calculations June 2023 |
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| Sananda, R Total change: 38.00 | |   |
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| 52nd Tamil Nadu State Women Chess Championship 2023 | Thiruvarur | IND | 2023-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1361 | 1274 | 3.00 | 6 | 0.26 | 40 | 10.40 | |
|  Rebecca, Jesumarian | | | 1733 | IND | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Lakshmi, Shri Harini N | | | 1051 | IND | 0.00 | 1 | -0.78 | 40 | -31.20 | |  Ratshikaa, A S | | | 1033 | IND | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Leela, Maheswari B | | | 1138 | IND | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Vaishnavi, S K | | | 1342 | IND | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Harini, S. | | | 1870 | IND | 0.50 | 1 | 0.48 | 40 | 19.20 | |
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) | | | | 36th Tamil Nadu State Under-19 Girls Fide Rated Chess Championship 2023 | Tiruchirappalli | IND | 2023-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1330 | 1223 | 1.50 | 4 | 0.05 | 40 | 2.00 | |
| | Lakshana, Subramanian | | | 1411 | IND | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Trisha, B | | | 1435 | IND | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Theephigaa, K P | | | 1358 | IND | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Sakana, S | | | 1117 | IND | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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) | | | | Tamil Nadu State Sub-Junior (Under-15) Girls FIDE Rated Chess Championship-2023 | Dindigul | IND | 2023-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1223 | 4.00 | 7 | 0.64 | 40 | 25.60 | |
| | Keerthana, Sathish Kumar | | | 1019 | IND | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Nivedita, V C | | | 1489 | IND | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Kaaviya, S | | | 1067 | IND | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Magizhini, M | | | 1426 | IND | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Mridulashree, R | | | 1222 | IND | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Aswinika, Mani R | | | 1421 | IND | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Shiyonika, J | | | 1049 | IND | 0.50 | 1 | -0.23 | 40 | -9.20 | |
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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