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Individual Calculations October 2022 |
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| Sahana, Shainsha Total change: 143.15 | |   |
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| Tamil Nadu State Under 13 Girls Chess Championship-2022 | Erode | IND | 2022-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1219 | 1219 | 5.50 | 7 | 1.98 | 35 | 69.30 | |
|  Vishwabharathi, Sakthivel | | | 1085 | IND | 1.00 | 1 | 0.32 | 35 | 11.20 | |  Siyona, Judith C | | | 1149 | IND | 1.00 | 1 | 0.40 | 35 | 14.00 | | | Theephigaa, K P | | | 1324 | IND | 0.50 | 1 | 0.14 | 35 | 4.90 | | | Kavyasree, S | | | 1232 | IND | 1.00 | 1 | 0.52 | 35 | 18.20 | | | Ananya, Raman | | | 1438 | IND | 0.00 | 1 | -0.22 | 35 | -7.70 | | | Hasmitha, Jt | | | 1080 | IND | 1.00 | 1 | 0.31 | 35 | 10.85 | | | Janani, P | | | 1223 | IND | 1.00 | 1 | 0.51 | 35 | 17.85 | |
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 Under-15 Girls Chess Championship-2022 | Arupukottai | IND | 2022-09-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1287 | 1152 | 3.00 | 6 | 0.87 | 35 | 30.45 | |
| | Keerti, Shree Reddy | | | 1604 | IND | 0.00 | 1 | -0.06 | 35 | -2.10 | | | Anusri, S | | | 1027 | IND | 1.00 | 1 | 0.33 | 35 | 11.55 | | | Tanushree, V P | | | 1279 | IND | 0.00 | 1 | -0.33 | 35 | -11.55 | | | Pavithra, N | | | 1065 | IND | 0.50 | 1 | -0.12 | 35 | -4.20 | | | Shivani, Senthilkumar | | | 1426 | IND | 1.00 | 1 | 0.83 | 35 | 29.05 | | | Magizhini, M | | | 1319 | IND | 0.50 | 1 | 0.22 | 35 | 7.70 | |
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) | | | | 70th Tamil Nadu State Open Fide Rated Chess Championship 2022 | Pudukottai | IND | 2022-09-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1152 | 2.50 | 7 | 1.24 | 35 | 43.40 | |
| | Vigneshwaran, K | | | 1456 | IND | 0.00 | 1 | -0.14 | 35 | -4.90 | | | Swati, M | | | 1395 | IND | 0.50 | 1 | 0.30 | 35 | 10.50 | | | Jackson, V X | | | 1392 | IND | 0.50 | 1 | 0.30 | 35 | 10.50 | | | Mahish, S A | | | 1380 | IND | 0.50 | 1 | 0.29 | 35 | 10.15 | | | Rajiv, A | | | 1269 | IND | 1.00 | 1 | 0.66 | 35 | 23.10 | | | Shyam, Sundar M | | | 1657 | IND | 0.00 | 1 | -0.04 | 35 | -1.40 | | | Vignesh, G | | | 1473 | IND | 0.00 | 1 | -0.13 | 35 | -4.55 | |
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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