TOURNAMENT DETAILS
2025 Midstream Open Chess Tournament (B)
| # | Chess SA id | FIDE id | Name | Region | Rating | Games | Score | % | Dp | Aor | Perform | We | Swe | Rat+/- |
| 1 | 2850312536 | Anthonissen, L (Liliya) | Tshwane (GTP) | 1444.1 | 3 | 0.5 | 16.7 | -283.3 | 1508.2 | 1224.9 | 1.32 | -0.82 | -13.6 | |
| 2 | 1090116742 | Baloyi, B (Boikanyo) | Tshwane (GTP) | 1598.9 | 5 | 3.5 | 70 | 170 | 1479.2 | 1649.2 | 3.24 | 0.26 | 4.3 | |
| 3 | 1110136394 | 14376792 | Botha, J (Johannes Cornelis) | Bojanala Platina (NBR) | 1549.1 | 3 | 0 | 0 | -425 | 1566.5 | 1141.5 | 1.48 | -1.48 | -24.6 |
| 4 | 2150137653 | Conradie, I (Ingrid) | Johannesburg Metro (GJM) | 1570.7 | 4 | 1 | 25 | -212.5 | 1548.5 | 1336 | 2.1 | -1.1 | -18.3 | |
| 5 | 1100105140 | Jacobs, H (Hanno) | Tshwane (GTP) | 1370.9 | 4 | 1 | 25 | -212.5 | 1522.5 | 1310 | 1.29 | -0.29 | -4.8 | |
| 6 | 1010192133 | Janse Van Rensburg, G (Gerrit) | Tshwane (GTP) | 1629.5 | 5 | 4 | 80 | 255 | 1551.3 | 1806.3 | 3 | 1 | 16.6 | |
| 7 | 1090116741 | Kekana, N (Neo) | Tshwane (GTP) | 1624.4 | 5 | 4.5 | 90 | 340 | 1544.1 | 1884.1 | 3.01 | 1.49 | 24.7 | |
| 8 | 1110308825 | Khumalo, S (Siyabonga) | Tshwane (GTP) | 1648.4 | 5 | 3.5 | 70 | 170 | 1583.1 | 1753.1 | 2.84 | 0.66 | 11 | |
| 9 | 1110139982 | Kock, L (Luca) | Tshwane (GTP) | 1516.8 | 5 | 3.5 | 70 | 170 | 1531 | 1701 | 2.38 | 1.12 | 18.6 | |
| 10 | 1790109882 | Rammala, TR (Tlale Ronald) | Tshwane (GTP) | 1541.9 | 4 | 1 | 25 | -212.5 | 1586 | 1373.5 | 1.79 | -0.79 | -13.1 | |
| 11 | 194068266 | Roodt, G (Gordon) | Tshwane (GTP) | 1380.6 | 5 | 2.5 | 50 | 0 | 1511 | 1511 | 1.7 | 0.8 | 13.3 | |
| 12 | 1120119689 | 14346575 | Rust, C (Christoph) | Tshwane (GTP) | 1545.2 | 5 | 2.5 | 50 | 0 | 1549.5 | 1549.5 | 2.43 | 0.07 | 1.2 |
| 13 | 2130148666 | Westermann, L (Liezl) | Tshwane (GTP) | 1509.2 | 5 | 1.5 | 30 | -170 | 1516.2 | 1346.2 | 2.42 | -0.92 | -15.3 |
| # | Status | Name | Title | Chess SA id | FIDE id | Region |
| 1 | Chief Arbiter | Reyneke, A (Anneline) | FA | 275032085 | Tshwane (GTP) | |
| 2 | Deputy Chief Arbiter | Schutte, R (Rico) | PA | 175033667 | Tshwane (GTP) | |
| 3 | Arbiter | Jacobs, TB (Tiaan Benjamin) | CPA | 107086377 | Tshwane (GTP) |
| # | Rnd | Date | Name | Title | Fed | Rating | Res | Rating | Fed | Title | Name | Diff |
| 1 | 1 | 2025-08-25 | Jacobs, H (Hanno) | GTP | 1370.9 | 1-0 | 1509.2 | GTP | WRM | Westermann, L (Liezl) | 138.3 | |
| 2 | 1 | 2025-08-25 | Roodt, G (Gordon) | GTP | 1380.6 | 0.5-0.5 | 1598.9 | GTP | Baloyi, B (Boikanyo) | 109.2 | ||
| 3 | 2 | 2025-08-25 | Baloyi, B (Boikanyo) | GTP | 1598.9 | 0.5-0.5 | 1444.1 | GTP | Anthonissen, L (Liliya) | 77.4 | ||
| 4 | 3 | 2025-08-25 | Anthonissen, L (Liliya) | GTP | 1444.1 | 0-1 | 1380.6 | GTP | Roodt, G (Gordon) | 63.5 | ||
| 5 | 4 | 2025-08-25 | Kock, L (Luca) | GTP | 1516.8 | 0.5-0.5 | 1598.9 | GTP | Baloyi, B (Boikanyo) | 41 | ||
| 6 | 2 | 2025-08-25 | Westermann, L (Liezl) | WRM | GTP | 1509.2 | 1-0 | 1549.1 | NBR | Botha, J (Johannes Cornelis) | 39.9 | |
| 7 | 5 | 2025-08-25 | Conradie, I (Ingrid) | WRM | GJM | 1570.7 | 0-1 | 1545.2 | GTP | Rust, C (Christoph) | 25.5 | |
| 8 | 5 | 2025-08-25 | Rammala, TR (Tlale Ronald) | GTP | 1541.9 | 0-1 | 1516.8 | GTP | Kock, L (Luca) | 25.1 | ||
| 9 | 5 | 2025-08-25 | Janse Van Rensburg, G (Gerrit) | GTP | 1629.5 | 1-0 | 1648.4 | GTP | Khumalo, S (Siyabonga) | 18.9 | ||
| 10 | 4 | 2025-08-25 | Rust, C (Christoph) | GTP | 1545.2 | 0.5-0.5 | 1509.2 | GTP | WRM | Westermann, L (Liezl) | 18 | |
| 11 | 3 | 2025-08-25 | Kekana, N (Neo) | GTP | 1624.4 | 0.5-0.5 | 1648.4 | GTP | Khumalo, S (Siyabonga) | 12 | ||
| 12 | 4 | 2025-08-25 | Botha, J (Johannes Cornelis) | NBR | 1549.1 | 0-1 | 1541.9 | GTP | Rammala, TR (Tlale Ronald) | 7.2 | ||
| 13 | 4 | 2025-08-25 | Janse Van Rensburg, G (Gerrit) | GTP | 1629.5 | 0-1 | 1624.4 | GTP | Kekana, N (Neo) | 5.1 |