TOURNAMENT DETAILS
2020 Piet Robbertse (A)
| # | Chess SA id | FIDE id | Name | Region | Rating | Games | Score | % | Dp | Aor | Perform | We | Swe | Rat+/- |
| 1 | 206006788 | De Villiers, A (Anri) | Tshwane (GTP) | 1612.3 | 5 | 2.5 | 50 | 0 | 1567.3 | 1567.3 | 2.8 | -0.3 | -6 | |
| 2 | 150010492 | Geyser, J (Johan) | Johannesburg Metro (GJM) | 1163.8 | 5 | 1.5 | 30 | -170 | 1591.3 | 1421.3 | 0.15 | 1.35 | 27 | |
| 3 | 294011237 | Grobbelaar, J (Jacqui) | Cape Town (WCT) | 1562.7 | 5 | 2.5 | 50 | 0 | 1564.2 | 1564.2 | 2.45 | 0.05 | 1 | |
| 4 | 194019178 | Madiba, CM (Carpediem Machaka Tebogo) | Tshwane (GTP) | 1665.4 | 5 | 3 | 60 | 85 | 1699.4 | 1784.4 | 2.21 | 0.79 | 15.8 | |
| 5 | 100020721 | Marais, DP (Daniel Petrus) | Tshwane (GTP) | 1774.5 | 5 | 3.5 | 70 | 170 | 1760.7 | 1930.7 | 2.62 | 0.88 | 17.6 | |
| 6 | 106044725 | Mostert, AG (Adriaan Gert) | Tshwane (GTP) | 1681.7 | 5 | 3 | 60 | 85 | 1663.1 | 1748.1 | 2.65 | 0.35 | 7 | |
| 7 | 178027309 | Nelson, WJH (William Jacobus Hattingh) | Tshwane (GTP) | 1778.8 | 5 | 4 | 80 | 255 | 1692.7 | 1947.7 | 2.96 | 1.04 | 20.8 | |
| 8 | 184027327 | Nene, TH (Themba Hope) | Tshwane (GTP) | 1803.9 | 5 | 3.5 | 70 | 170 | 1708.9 | 1878.9 | 3.09 | 0.41 | 8.2 | |
| 9 | 106076005 | Nguyen, MT (Minh Thien) | Tshwane (GTP) | 1600 | 5 | 2 | 40 | -85 | 1599.6 | 1514.6 | 2.41 | -0.41 | -8.2 | |
| 10 | 1930104024 | Nxumalo, B (Banele) | Ekurhuleni (GE) | 1409.3 | 5 | 2.5 | 50 | 0 | 1521.2 | 1521.2 | 1.89 | 0.61 | 12.2 | |
| 11 | 147030522 | Ponelis, AA (Albert) | Tshwane (GTP) | 1873.1 | 5 | 1.5 | 30 | -170 | 1653 | 1483 | 3.82 | -2.32 | -46.4 | |
| 12 | 1960109885 | Ratlabala, F (Frans) | Tshwane (GTP) | 1294.9 | 5 | 1.5 | 30 | -170 | 1674 | 1504 | 0.52 | 0.98 | 19.6 | |
| 13 | 203034366 | Shaw, LA (Laurie Ann) | Johannesburg Metro (GJM) | 1573.3 | 5 | 1.5 | 30 | -170 | 1663.1 | 1493.1 | 1.94 | -0.44 | -8.8 | |
| 14 | 106035283 | Smit, YH (Yoshua Hendrik) | Tshwane (GTP) | 1584.3 | 5 | 0.5 | 10 | -340 | 1508.5 | 1168.5 | 2.9 | -2.4 | -48 | |
| 15 | 171036270 | Steyn, H (Hans) | Tshwane (GTP) | 1858.1 | 5 | 3 | 60 | 85 | 1584.9 | 1669.9 | 3.93 | -0.93 | -18.6 | |
| 16 | 179037039 | Swart, RJ (Riaan Jakobus) | Tshwane (GTP) | 1609.4 | 5 | 3 | 60 | 85 | 1660.7 | 1745.7 | 2.16 | 0.84 | 16.8 | |
| 17 | 173037717 | Thom, DJ (David James) | Tshwane (GTP) | 1675.3 | 5 | 2.5 | 50 | 0 | 1720.5 | 1720.5 | 2.28 | 0.22 | 4.4 | |
| 18 | 166037886 | Tissot Van Patot, A (Anton) | Nkangala (MNW) | 1544.3 | 5 | 1.5 | 30 | -170 | 1619.5 | 1449.5 | 2.02 | -0.52 | -10.4 | |
| 19 | 156039522 | Van Der Walt, PE (Pierre Edward) | Tshwane (GTP) | 1808.8 | 5 | 3 | 60 | 85 | 1587.3 | 1672.3 | 3.77 | -0.77 | -15.4 | |
| 20 | 190042446 | Wasserman, JF (Johan Frederik) | Lejweleputswa (FLW) | 1872.7 | 5 | 4 | 80 | 255 | 1706.5 | 1961.5 | 3.43 | 0.57 | 11.4 |
| # | Status | Name | Title | Chess SA id | FIDE id | Region |
| 1 | Chief Arbiter | Ferreira, M (Marius) | IA | 164009376 | 14306930 | Tshwane (GTP) |
| 2 | Deputy Chief Arbiter | Piek, C (Cobus) | FA | 196030082 | Tshwane (GTP) | |
| 3 | Arbiter | Slabbert, WJ (Willem Jacobus) | NA | 147035021 | Tshwane (GTP) |
| # | Rnd | Date | Name | Title | Fed | Rating | Res | Rating | Fed | Title | Name | Diff |
| 1 | 4 | 2020-02-02 | Shaw, LA (Laurie Ann) | GJM | 1573.3 | 1-0 | 1873.1 | GTP | Ponelis, AA (Albert) | 299.8 | ||
| 2 | 2 | 2020-02-01 | Madiba, CM (Carpediem Machaka Tebogo) | GTP | 1665.4 | 1-0 | 1873.1 | GTP | Ponelis, AA (Albert) | 207.7 | ||
| 3 | 1 | 2020-01-31 | Thom, DJ (David James) | GTP | 1675.3 | 1-0 | 1872.7 | FLW | Wasserman, JF (Johan) | 197.4 | ||
| 4 | 1 | 2020-01-31 | Mostert, AG (Adriaan Gert) | GTP | 1681.7 | 0.5-0.5 | 1294.9 | GTP | Ratlabala, F (Frans) | 193.4 | ||
| 5 | 4 | 2020-02-02 | Mostert, AG (Adriaan Gert) | GTP | 1681.7 | 1-0 | 1858.1 | GTP | Steyn, H (Hans) | 176.4 | ||
| 6 | 5 | 2020-02-02 | Ponelis, AA (Albert) | GTP | 1873.1 | 0.5-0.5 | 1544.3 | MNW | Tissot Van Patot, A (Anton) | 164.4 | ||
| 7 | 5 | 2020-02-02 | Nxumalo, B (Banele) | GE | 1409.3 | 1-0 | 1573.3 | GJM | Shaw, LA (Laurie Ann) | 164 | ||
| 8 | 3 | 2020-02-01 | Van Der Walt, PE (Pierre Edward) | GTP | 1808.8 | 0-1 | 1665.4 | GTP | Madiba, CM (Carpediem) | 143.4 | ||
| 9 | 3 | 2020-02-01 | Nxumalo, B (Banele) | GE | 1409.3 | 1-0 | 1544.3 | MNW | Tissot Van Patot, A (Anton) | 135 | ||
| 10 | 2 | 2020-02-01 | Ratlabala, F (Frans) | GTP | 1294.9 | 1-0 | 1409.3 | GE | Nxumalo, B (Banele) | 114.4 | ||
| 11 | 5 | 2020-02-02 | Van Der Walt, PE (Pierre Edward) | GTP | 1808.8 | 0.5-0.5 | 1609.4 | GTP | Swart, RJ (Riaan) | 99.7 | ||
| 12 | 1 | 2020-01-31 | Nxumalo, B (Banele) | GE | 1409.3 | 0.5-0.5 | 1584.3 | GTP | Smit, YH (Yoshua) | 87.5 | ||
| 13 | 2 | 2020-02-01 | Marais, DP (Daniel Petrus) | GTP | 1774.5 | 1-0 | 1858.1 | GTP | Steyn, H (Hans) | 83.6 | ||
| 14 | 3 | 2020-02-01 | Mostert, AG (Adriaan Gert) | GTP | 1681.7 | 0.5-0.5 | 1803.9 | GTP | Nene, TH (Themba) | 61.1 | ||
| 15 | 5 | 2020-02-02 | Thom, DJ (David James) | GTP | 1675.3 | 0.5-0.5 | 1562.7 | WCT | Grobbelaar, J (Jacqui) | 56.3 | ||
| 16 | 2 | 2020-02-01 | Shaw, LA (Laurie Ann) | GJM | 1573.3 | 0.5-0.5 | 1612.3 | GTP | De Villiers, A (Anri) | 19.5 | ||
| 17 | 4 | 2020-02-02 | Grobbelaar, J (Jacqui) | WCT | 1562.7 | 0.5-0.5 | 1600 | GTP | Nguyen, MT (Minh) | 18.7 | ||
| 18 | 5 | 2020-02-02 | Nene, TH (Themba Hope) | GTP | 1803.9 | 0.5-0.5 | 1778.8 | GTP | Nelson, WJH (William) | 12.5 | ||
| 19 | 3 | 2020-02-01 | Grobbelaar, J (Jacqui) | WCT | 1562.7 | 1-0 | 1573.3 | GJM | Shaw, LA (Laurie Ann) | 10.6 | ||
| 20 | 2 | 2020-02-01 | Swart, RJ (Riaan Jakobus) | GTP | 1609.4 | 0.5-0.5 | 1600 | GTP | Nguyen, MT (Minh) | 4.7 | ||
| 21 | 3 | 2020-02-01 | De Villiers, A (Anri) | GTP | 1612.3 | 0-1 | 1609.4 | GTP | Swart, RJ (Riaan) | 2.9 | ||
| 22 | 2 | 2020-02-01 | Nene, TH (Themba Hope) | GTP | 1803.9 | 0.5-0.5 | 1808.8 | GTP | Van Der Walt, PE (Pierre) | 2.5 | ||
| 23 | 3 | 2020-02-01 | Marais, DP (Daniel Petrus) | GTP | 1774.5 | 0.5-0.5 | 1778.8 | GTP | Nelson, WJH (William) | 2.2 | ||
| 24 | 3 | 2020-02-01 | Ponelis, AA (Albert) | GTP | 1873.1 | 0-1 | 1872.7 | FLW | Wasserman, JF (Johan) | 0.4 |