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Individual Calculations July 2023 |
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| Romualdez, Davin Sean Total change: 108.92 | |   |
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| 47th Selangor Open Chess Tournament 2023 | Kuala Lumpur | MAS | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1623 | 1396 | 3.00 | 8 | 0.92 | 28 | 25.76 | |
|  Chua, Chee Sian Sebastien | | | 1892 | MAS | 0.50 | 1 | 0.46 | 28 | 12.88 | |  Masli, Muhd Nur Daie | | | 1739 | MAS | 0.00 | 1 | -0.12 | 28 | -3.36 | | | Yee, Hao Loong | | | 1716 | MAS | 0.50 | 1 | 0.37 | 28 | 10.36 | | | Ernest, Yek Zu Yang | | | 1655 | MAS | 0.00 | 1 | -0.18 | 28 | -5.04 | | | Khairul Hakeem, Hafiy Aiman | | | 1280 | MAS | 1.00 | 1 | 0.34 | 28 | 9.52 | | | Abdul Hamid, Ahmad Abid | | | 1595 | MAS | 0.00 | 1 | -0.24 | 28 | -6.72 | | | Gan, Kai Seng | | | 1303 | MAS | 1.00 | 1 | 0.37 | 28 | 10.36 | | | Sajjapornthep, Jarunpol | | | 1804 | THA | 0.00 | 1 | -0.08 | 28 | -2.24 | |
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) | | | | Mayor Seth Frederick "Bullet" P. Jalosjos National Youth & Schools Chess Championships Grand Finals U13 Boys | Dapitan City | PHI | 2023-06-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1332 | 1396 | 7.00 | 9 | 1.71 | 28 | 47.88 | |
| | Oncita, Sumer Justine | | | 1439 | PHI | 1.00 | 1 | 0.56 | 28 | 15.68 | | | Piel, Jaymiel | | | 1472 | PHI | 0.00 | 1 | -0.40 | 28 | -11.20 | | | Partosa, Markley | | | 1340 | PHI | 1.00 | 1 | 0.42 | 28 | 11.76 | | | Magallanes, Ran Zeth Marco | | | 1265 | PHI | 1.00 | 1 | 0.32 | 28 | 8.96 | | | Alarma, Richard Haiden | | | 1356 | PHI | 1.00 | 1 | 0.44 | 28 | 12.32 | | | Lacorte, Rafiel Irvin | | | 1332 | PHI | 0.00 | 1 | -0.59 | 28 | -16.52 | | | Tuanda, James | | | 1305 | PHI | 1.00 | 1 | 0.38 | 28 | 10.64 | | | Francisco, French Cobi | | | 1214 | PHI | 1.00 | 1 | 0.26 | 28 | 7.28 | | | Anarna, Jon Mark | | | 1265 | PHI | 1.00 | 1 | 0.32 | 28 | 8.96 | |
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) | | | | 21st ASEAN Age Group Chess Championships 2023 - Standard Open U14 | Bangkok | THA | 2023-06-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1396 | 3.50 | 8 | 1.26 | 28 | 35.28 | |
| | Tan, Steven | | | 1839 | INA | 0.00 | 1 | -0.06 | 28 | -1.68 | | | Bui, Huu Duc | | | 1534 | VIE | 1.00 | 1 | 0.69 | 28 | 19.32 | | | Pham, Dang Minh | | | 1522 | VIE | 0.50 | 1 | 0.17 | 28 | 4.76 | | | Vijay, Rege | | | 1506 | SGP | 0.50 | 1 | 0.15 | 28 | 4.20 | | | Tuguldur, Soninbayar | | | 1648 | MGL | 0.00 | 1 | -0.19 | 28 | -5.32 | | | Vinesh, Venkata Narayanaswamy | | | 1260 | SGP | 1.00 | 1 | 0.32 | 28 | 8.96 | | | Doan, The Duc | | | 1574 | VIE | 0.00 | 1 | -0.27 | 28 | -7.56 | | | Yun, Hungi | | | 1857 | KOR | 0.50 | 1 | 0.45 | 28 | 12.60 | |
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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