TOURNAMENT DETAILS
2026 Piet Robbertse Open Chess Tournament (C)
| # | Chess SA id | FIDE id | Name | Region | Rating | Games | Score | % | Dp | Aor | Perform | We | Swe | Rat+/- |
| 1 | 1120159752 | Anderson, G (Gideon Petrus Van Andel) | Tshwane (GTP) | 1348.4 | 5 | 2 | 40 | -85 | 1446.5 | 1361.5 | 1.97 | 0.03 | 0.4 | |
| 2 | 1170149169 | Barkhuizen, RJ (Reuben Joshua) | Tshwane (GTP) | 1444.1 | 5 | 1.5 | 30 | -170 | 1377.9 | 1207.9 | 2.84 | -1.34 | -25.2 | |
| 3 | 1170192179 | Botha, J (Janco) | Tshwane (GTP) | 1493.9 | 5 | 2 | 40 | -85 | 1420.2 | 1335.2 | 2.89 | -0.89 | -16.7 | |
| 4 | 1120152458 | Chadalavada, B (Bhaarghavarama) | Johannesburg Metro (GJM) | 1379.7 | 5 | 3 | 60 | 85 | 1410.6 | 1495.6 | 2.27 | 0.73 | 10.3 | |
| 5 | 2140314536 | Eksteen, Z (Zoe) | Tshwane (GTP) | 1419.3 | 5 | 1 | 20 | -255 | 1448.6 | 1193.6 | 2.28 | -1.28 | -24.1 | |
| 6 | 2150145696 | Erasmus, T (Trisa) | Tshwane (GTP) | 1492 | 5 | 3 | 60 | 85 | 1358.9 | 1443.9 | 3.32 | -0.32 | -6 | |
| 7 | 2160158380 | 14395355 | Grobbelaar, M (Mari) | Tshwane (GTP) | 1474.2 | 5 | 1 | 20 | -255 | 1364 | 1109 | 3.11 | -2.11 | -39.7 |
| 8 | 1120143047 | 14379295 | Haupt, J (Joshua) | Tshwane (GTP) | 1474.7 | 5 | 2 | 40 | -85 | 1429 | 1344 | 2.73 | -0.73 | -13.7 |
| 9 | 1100155341 | Hlwathika, T (Thandolenkosi) | Tshwane (GTP) | 1438.8 | 5 | 2.5 | 50 | 0 | 1456 | 1456 | 2.36 | 0.14 | 2 | |
| 10 | 2090331704 | Kgaditsi, T (Tshepiso Mokgadi Angela) | Tshwane (GTP) | 1200 | 5 | 3 | 60 | 85 | 1443.6 | 1528.6 | 1.04 | 1.96 | 27.6 | |
| 11 | 1090100051 | Kruger, H (Hein) | Tshwane (GTP) | 1434.3 | 5 | 3 | 60 | 85 | 1439.4 | 1524.4 | 2.51 | 0.49 | 6.9 | |
| 12 | 1160315635 | Le Roux, N (Nickus) | Tshwane (GTP) | 1425.5 | 5 | 0 | 0 | -425 | 1461.5 | 1036.5 | 2.24 | -2.24 | -42.1 | |
| 13 | 1880331705 | Lewis, M (Marchand) | Tshwane (GTP) | 1200 | 4 | 0 | 0 | -425 | 1449.4 | 1024.4 | 0.93 | -0.93 | -17.5 | |
| 14 | 1150190422 | Li, J (Jiming) | Tshwane (GTP) | 1428.4 | 5 | 2 | 40 | -85 | 1472 | 1387 | 2.2 | -0.2 | -3.8 | |
| 15 | 207079080 | Lodi, I (Isagoentle) | Tshwane (GTP) | 1478.8 | 5 | 3.5 | 70 | 170 | 1362 | 1532 | 3.22 | 0.28 | 3.9 | |
| 16 | 2090099192 | Lodi, O (Olebogeng) | Tshwane (GTP) | 1464.5 | 5 | 2.5 | 50 | 0 | 1431.6 | 1431.6 | 2.65 | -0.15 | -2.8 | |
| 17 | 1110155956 | Maponya, W (Warona) | Tshwane (GTP) | 1422.4 | 5 | 2 | 40 | -85 | 1391.4 | 1306.4 | 2.72 | -0.72 | -13.5 | |
| 18 | 1140139959 | 534017585 | Marais, L (Luke) | Tshwane (GTP) | 1441 | 5 | 1.5 | 30 | -170 | 1375.1 | 1205.1 | 2.92 | -1.42 | -26.7 |
| 19 | 1160154053 | Masekela, L (Lepato) | Tshwane (GTP) | 1488.6 | 5 | 2.5 | 50 | 0 | 1332.9 | 1332.9 | 3.36 | -0.86 | -16.2 | |
| 20 | 196021356 | Mashigo, TP (Thabo Prince) | Chess South Africa (CSA) | 1393 | 5 | 4 | 80 | 255 | 1479.6 | 1734.6 | 1.95 | 2.05 | 28.9 | |
| 21 | 1110145772 | Montsho, R (Reatlegile Motlogelwa Pra) | Tshwane (GTP) | 1311.4 | 5 | 4 | 80 | 255 | 1461.6 | 1716.6 | 1.58 | 2.42 | 34.1 | |
| 22 | 1150159593 | Motumi, T (Tsepe) | Tshwane (GTP) | 1428.2 | 5 | 2 | 40 | -85 | 1358.6 | 1273.6 | 2.95 | -0.95 | -17.9 | |
| 23 | 1900330853 | Moyo, D (Dennis) | Tshwane (GTP) | 1200 | 5 | 5 | 100 | 425 | 1482.2 | 1907.2 | 0.89 | 4.11 | 58 | |
| 24 | 1130135733 | Mulamattathil, R (Rehaan) | Tshwane (GTP) | 1468.8 | 4 | 2 | 50 | 0 | 1417 | 1417 | 2.25 | -0.25 | -4.7 | |
| 25 | 1110143051 | Naude, J (Johan) | Tshwane (GTP) | 1469.2 | 4 | 3 | 75 | 212.5 | 1358 | 1570.5 | 2.53 | 0.47 | 6.6 | |
| 26 | 2160161729 | 534031707 | Nawrattel, A (Abigail) | Tshwane (GTP) | 1425.5 | 5 | 1.5 | 30 | -170 | 1447.9 | 1277.9 | 2.42 | -0.92 | -17.3 |
| 27 | 2100155331 | 534008543 | Raubenheimer, C (Charne) | Tshwane (GTP) | 1425.1 | 5 | 3.5 | 70 | 170 | 1376.4 | 1546.4 | 2.74 | 0.76 | 10.7 |
| 28 | 2150146497 | 534018492 | Scholtz, I (Imke) | Tshwane (GTP) | 1452.3 | 5 | 1 | 20 | -255 | 1440.6 | 1185.6 | 2.61 | -1.61 | -30.3 |
| 29 | 1090136201 | Seitei, N (Neo) | Tshwane (GTP) | 1427.4 | 5 | 4 | 80 | 255 | 1460.4 | 1715.4 | 2.26 | 1.74 | 24.5 | |
| 30 | 1160161737 | 534013580 | Swanepoel, M (Marnu) | Tshwane (GTP) | 1484.6 | 4 | 2.5 | 62.5 | 106.3 | 1456.4 | 1562.7 | 2.13 | 0.37 | 5.2 |
| 31 | 2120109366 | Theron, C (Carla) | Tshwane (GTP) | 1500.2 | 5 | 4 | 80 | 255 | 1342.5 | 1597.5 | 3.37 | 0.63 | 8.9 | |
| 32 | 2100109357 | Theron, L (Lydia) | Tshwane (GTP) | 1493.3 | 5 | 4 | 80 | 255 | 1425.6 | 1680.6 | 2.94 | 1.06 | 14.9 | |
| 33 | 163040277 | Van Rensburg, B (Ben) | Tshwane (GTP) | 1301.8 | 5 | 2 | 40 | -85 | 1429.5 | 1344.5 | 1.8 | 0.2 | 2.8 | |
| 34 | 1140144519 | Van Wyk, W (Wouter) | Tshwane (GTP) | 1402.3 | 5 | 3 | 60 | 85 | 1473.8 | 1558.8 | 2.11 | 0.89 | 12.5 | |
| 35 | 1120323200 | Vorster, W (Wian) | Johannesburg Metro (GJM) | 1348.8 | 5 | 3 | 60 | 85 | 1444.6 | 1529.6 | 1.99 | 1.01 | 14.2 | |
| 36 | 2150306251 | 534012400 | Vosloo, L (Leja) | Tshwane (GTP) | 1436.6 | 5 | 2.5 | 50 | 0 | 1419 | 1419 | 2.56 | -0.06 | -1.1 |
| 37 | 2150157433 | Westermann, I (Inge) | Tshwane (GTP) | 1509.6 | 5 | 2 | 40 | -85 | 1392.4 | 1307.4 | 3.24 | -1.24 | -23.3 | |
| 38 | 2130106594 | Yang, S (Selina) | Tshwane (GTP) | 1498.4 | 5 | 2 | 40 | -85 | 1400.1 | 1315.1 | 3.12 | -1.12 | -21.1 |
| # | Status | Name | Title | Chess SA id | FIDE id | Region |
| 1 | Chief Arbiter | Ferreira, M (Marius) | IA | 164009376 | 14306930 | Tshwane (GTP) |
| 2 | Deputy Chief Arbiter | Kruger, HJ (Hendrik Jakobus) | PA | 1820303016 | 534000542 | Tshwane (GTP) |
| 3 | Arbiter | Boshoff, R (Reinier) | CPA | 1810191616 | Tshwane (GTP) | |
| 4 | Arbiter | Van Antwerpen, K (Keenan) | CPA | 1080141432 | Ekurhuleni (GE) |
| # | Rnd | Date | Name | Title | Fed | Rating | Res | Rating | Fed | Title | Name | Diff |
| 1 | 1 | 2026-02-07 | Van Rensburg, B (Ben) | GTP | 1301.8 | 1-0 | 1493.9 | GTP | Botha, J (Janco) | 192.1 | ||
| 2 | 1 | 2026-02-07 | Yang, S (Selina) | GTP | 1498.4 | 0-1 | 1311.4 | GTP | Montsho, R (Reatlegile Motlogelwa Pra) | 187 | ||
| 3 | 2 | 2026-02-07 | Westermann, I (Inge) | GTP | 1509.6 | 0-1 | 1348.8 | GJM | Vorster, W (Wian) | 160.8 | ||
| 4 | 4 | 2026-02-08 | Lodi, O (Olebogeng) | GTP | 1464.5 | 0-1 | 1311.4 | GTP | Montsho, R (Reatlegile Motlogelwa Pra) | 153.1 | ||
| 5 | 2 | 2026-02-07 | Montsho, R (Reatlegile Motlogelwa Pra) | GTP | 1311.4 | 1-0 | 1441 | GTP | Marais, L (Luke) | 129.6 | ||
| 6 | 4 | 2026-02-08 | Grobbelaar, M (Mari) | GTP | 1474.2 | 0-1 | 1348.4 | GTP | Anderson, G (Gideon Petrus Van Andel) | 125.8 | ||
| 7 | 4 | 2026-02-08 | Chadalavada, B (Bhaarghavarama) | GJM | 1379.7 | 1-0 | 1498.4 | GTP | Yang, S (Selina) | 118.7 | ||
| 8 | 5 | 2026-02-08 | Westermann, I (Inge) | GTP | 1509.6 | 0-1 | 1402.3 | GTP | Van Wyk, W (Wouter) | 107.3 | ||
| 9 | 1 | 2026-02-07 | Theron, L (Lydia) | GTP | 1493.3 | 0-1 | 1393 | CSA | Mashigo, TP (Thabo Prince) | 100.3 | ||
| 10 | 5 | 2026-02-08 | Erasmus, T (Trisa) | GTP | 1492 | 0-1 | 1393 | CSA | Mashigo, TP (Thabo Prince) | 99 | ||
| 11 | 2 | 2026-02-07 | Barkhuizen, RJ (Reuben Joshua) | GTP | 1444.1 | 0-1 | 1348.4 | GTP | Anderson, G (Gideon Petrus Van Andel) | 95.7 | ||
| 12 | 3 | 2026-02-07 | Van Wyk, W (Wouter) | GTP | 1402.3 | 1-0 | 1488.6 | GTP | Masekela, L (Lepato) | 86.3 | ||
| 13 | 3 | 2026-02-07 | Lodi, I (Isagoentle) | GTP | 1478.8 | 0.5-0.5 | 1311.4 | GTP | Montsho, R (Reatlegile Motlogelwa Pra) | 83.7 | ||
| 14 | 4 | 2026-02-08 | Mashigo, TP (Thabo Prince) | CSA | 1393 | 1-0 | 1474.7 | GTP | Haupt, J (Joshua) | 81.7 | ||
| 15 | 3 | 2026-02-07 | Van Rensburg, B (Ben) | GTP | 1301.8 | 1-0 | 1379.7 | GJM | Chadalavada, B (Bhaarghavarama) | 77.9 | ||
| 16 | 3 | 2026-02-07 | Mulamattathil, R (Rehaan) | GTP | 1468.8 | 0-1 | 1393 | CSA | Mashigo, TP (Thabo Prince) | 75.8 | ||
| 17 | 4 | 2026-02-08 | Kruger, H (Hein) | GTP | 1434.3 | 1-0 | 1509.6 | GTP | Westermann, I (Inge) | 75.3 | ||
| 18 | 2 | 2026-02-07 | Grobbelaar, M (Mari) | GTP | 1474.2 | 0-1 | 1402.3 | GTP | Van Wyk, W (Wouter) | 71.9 | ||
| 19 | 1 | 2026-02-07 | Vorster, W (Wian) | GJM | 1348.8 | 1-0 | 1419.3 | GTP | Eksteen, Z (Zoe) | 70.5 | ||
| 20 | 3 | 2026-02-07 | Erasmus, T (Trisa) | GTP | 1492 | 0-1 | 1427.4 | GTP | Seitei, N (Neo) | 64.6 | ||
| 21 | 3 | 2026-02-07 | Kruger, H (Hein) | GTP | 1434.3 | 1-0 | 1493.9 | GTP | Botha, J (Janco) | 59.6 | ||
| 22 | 5 | 2026-02-08 | Montsho, R (Reatlegile Motlogelwa Pra) | GTP | 1311.4 | 0.5-0.5 | 1425.1 | GTP | Raubenheimer, C (Charne) | 56.8 | ||
| 23 | 1 | 2026-02-07 | Haupt, J (Joshua) | GTP | 1474.7 | 0-1 | 1428.4 | GTP | Li, J (Jiming) | 46.3 | ||
| 24 | 5 | 2026-02-08 | Motumi, T (Tsepe) | GTP | 1428.2 | 1-0 | 1474.2 | GTP | Grobbelaar, M (Mari) | 46 | ||
| 25 | 3 | 2026-02-07 | Swanepoel, M (Marnu) | GTP | 1484.6 | 0-1 | 1438.8 | GTP | Hlwathika, T (Thandolenkosi) | 45.8 | ||
| 26 | 1 | 2026-02-07 | Nawrattel, A (Abigail) | GTP | 1425.5 | 0-1 | 1379.7 | GJM | Chadalavada, B (Bhaarghavarama) | 45.8 | ||
| 27 | 2 | 2026-02-07 | Seitei, N (Neo) | GTP | 1427.4 | 1-0 | 1468.8 | GTP | Mulamattathil, R (Rehaan) | 41.4 | ||
| 28 | 2 | 2026-02-07 | Lodi, O (Olebogeng) | GTP | 1464.5 | 1-0 | 1498.4 | GTP | Yang, S (Selina) | 33.9 | ||
| 29 | 2 | 2026-02-07 | Eksteen, Z (Zoe) | GTP | 1419.3 | 1-0 | 1452.3 | GTP | WRM | Scholtz, I (Imke) | 33 | |
| 30 | 2 | 2026-02-07 | Li, J (Jiming) | GTP | 1428.4 | 0.5-0.5 | 1484.6 | GTP | Swanepoel, M (Marnu) | 28.1 | ||
| 31 | 3 | 2026-02-07 | Scholtz, I (Imke) | WRM | GTP | 1452.3 | 0-1 | 1425.5 | GTP | Nawrattel, A (Abigail) | 26.8 | |
| 32 | 4 | 2026-02-08 | Masekela, L (Lepato) | GTP | 1488.6 | 0.5-0.5 | 1436.6 | GTP | Vosloo, L (Leja) | 26 | ||
| 33 | 1 | 2026-02-07 | Scholtz, I (Imke) | WRM | GTP | 1452.3 | 0-1 | 1438.8 | GTP | Hlwathika, T (Thandolenkosi) | 13.5 | |
| 34 | 1 | 2026-02-07 | Marais, L (Luke) | GTP | 1441 | 0.5-0.5 | 1464.5 | GTP | Lodi, O (Olebogeng) | 11.8 | ||
| 35 | 5 | 2026-02-08 | Seitei, N (Neo) | GTP | 1427.4 | 1-0 | 1438.8 | GTP | Hlwathika, T (Thandolenkosi) | 11.4 | ||
| 36 | 4 | 2026-02-08 | Barkhuizen, RJ (Reuben Joshua) | GTP | 1444.1 | 0.5-0.5 | 1425.5 | GTP | Nawrattel, A (Abigail) | 9.3 | ||
| 37 | 4 | 2026-02-08 | Botha, J (Janco) | GTP | 1493.9 | 0-1 | 1484.6 | GTP | Swanepoel, M (Marnu) | 9.3 | ||
| 38 | 2 | 2026-02-07 | Hlwathika, T (Thandolenkosi) | GTP | 1438.8 | 0.5-0.5 | 1422.4 | GTP | Maponya, W (Warona) | 8.2 | ||
| 39 | 5 | 2026-02-08 | Vosloo, L (Leja) | GTP | 1436.6 | 1-0 | 1444.1 | GTP | Barkhuizen, R (Reuben) | 7.5 | ||
| 40 | 1 | 2026-02-07 | Maponya, W (Warona) | GTP | 1422.4 | 1-0 | 1425.5 | GTP | Le Roux, N (Nickus) | 3.1 | ||
| 41 | 1 | 2026-02-07 | Motumi, T (Tsepe) | GTP | 1428.2 | 0-1 | 1425.1 | GTP | Raubenheimer, C (Charne) | 3.1 | ||
| 42 | 4 | 2026-02-08 | Li, J (Jiming) | GTP | 1428.4 | 0.5-0.5 | 1422.4 | GTP | Maponya, W (Warona) | 3 |