TOURNAMENT DETAILS
2018 Piet Robbertse Chess Tournament (Prestige)
| # | Chess SA id | FIDE id | Name | Region | Rating | Games | Score | % | Dp | Aor | Perform | We | Swe | Rat+/- |
| 1 | 204003257 | Bouwer, D (Dane) | Tshwane (GTP) | 1096.1 | 5 | 2 | 40 | -85 | 1290.3 | 1205.3 | 1.47 | 0.53 | 10.6 | |
| 2 | 205004863 | Claassen, G (Gabriella) | Tshwane (GTP) | 1190.4 | 5 | 2 | 40 | -85 | 1356.1 | 1271.1 | 1.58 | 0.42 | 8.4 | |
| 3 | 103004868 | Claassen, J (Jean-Daniel) | Tshwane (GTP) | 1383.7 | 5 | 3 | 60 | 85 | 1530.8 | 1615.8 | 1.9 | 1.1 | 22 | |
| 4 | 108082684 | De Vries, MA (Andrio) | Tshwane (GTP) | 830.5 | 4 | 0 | 0 | -425 | 1367.2 | 942.2 | 0.23 | -0.23 | -4.6 | |
| 5 | 105009732 | Fourie, B (Brandon) | Tshwane (GTP) | 1417.7 | 5 | 2 | 40 | -85 | 1384.4 | 1299.4 | 2.65 | -0.65 | -13 | |
| 6 | 107046393 | Fourie, K (Keanan) | Tshwane (GTP) | 1114.5 | 5 | 2 | 40 | -85 | 1209.2 | 1124.2 | 1.96 | 0.04 | 0.8 | |
| 7 | 294011237 | Grobbelaar, J (Jacqui) | Cape Town (WCT) | 1713.8 | 5 | 2 | 40 | -85 | 1499.6 | 1414.6 | 3.48 | -1.48 | -29.6 | |
| 8 | 104016203 | Koning, J (Jaedin) | Tshwane (GTP) | 1319.2 | 5 | 1 | 20 | -255 | 1406.3 | 1151.3 | 2.22 | -1.22 | -24.4 | |
| 9 | 108045082 | Koning, L (Lehan) | Tshwane (GTP) | 1216.6 | 4 | 0.5 | 12.5 | -318.8 | 1284.8 | 966.1 | 1.68 | -1.18 | -23.6 | |
| 10 | 190017633 | Lekalakala, R (Rakgoshik) | Chess South Africa (CSA) | 1642 | 5 | 4 | 80 | 255 | 1567.2 | 1822.2 | 2.89 | 1.11 | 22.2 | |
| 11 | 104067562 | Maharaj, A (Ajeet) | Johannesburg Metro (GJM) | 1304.3 | 4 | 2 | 50 | 0 | 1341 | 1341 | 1.83 | 0.17 | 3.4 | |
| 12 | 104067563 | Maharaj, A (Ameet) | Johannesburg Metro (GJM) | 1252.2 | 4 | 1.5 | 37.5 | -106.3 | 1327.6 | 1221.3 | 1.65 | -0.15 | -3 | |
| 13 | 101050584 | Mazibuko, K (Khanya) | Johannesburg Metro (GJM) | 1967.4 | 5 | 4.5 | 90 | 340 | 1611 | 1951 | 4.35 | 0.15 | 3 | |
| 14 | 202028680 | Oberholzer, I (Imarie) | Tshwane (GTP) | 1554.8 | 5 | 2.5 | 50 | 0 | 1518.9 | 1518.9 | 2.75 | -0.25 | -5 | |
| 15 | 104028754 | Odendaal, RL (Ruben Lourens) | Tshwane (GTP) | 1289.8 | 5 | 2.5 | 50 | 0 | 1279.5 | 1279.5 | 2.6 | -0.1 | -2 | |
| 16 | 105029067 | Oosthuizen, MJ (Michal Jacobus) | Tshwane (GTP) | 1545.5 | 5 | 3 | 60 | 85 | 1490.1 | 1575.1 | 2.82 | 0.18 | 3.6 | |
| 17 | 147030522 | Ponelis, AA (Albert) | Tshwane (GTP) | 1869 | 5 | 4 | 80 | 255 | 1559.1 | 1814.1 | 4.09 | -0.09 | -1.8 | |
| 18 | 100031149 | Prinsloo, MP (Marthinus Phillipus) | Tshwane (GTP) | 1608.6 | 5 | 3 | 60 | 85 | 1378.4 | 1463.4 | 3.74 | -0.74 | -14.8 | |
| 19 | 101032167 | Richter, J-M (Jan-Michael) | Tshwane (GTP) | 1604.8 | 5 | 2.5 | 50 | 0 | 1314.8 | 1314.8 | 4.15 | -1.65 | -33 | |
| 20 | 108069958 | Senekal, F (Frederick) | Tshwane (GTP) | 1055.6 | 5 | 1 | 20 | -255 | 1336.2 | 1081.2 | 1.14 | -0.14 | -2.8 | |
| 21 | 203034366 | Shaw, LA (Laurie Ann) | Johannesburg Metro (GJM) | 1280.9 | 5 | 1.5 | 30 | -170 | 1377.4 | 1207.4 | 1.9 | -0.4 | -8 | |
| 22 | 202035343 | Smith, E (Elani) | Tshwane (GTP) | 1422.6 | 5 | 3 | 60 | 85 | 1323.2 | 1408.2 | 2.98 | 0.02 | 0.4 | |
| 23 | 104035493 | Smuts, HA (Heinrich Andre) | Tshwane (GTP) | 1254.5 | 5 | 2.5 | 50 | 0 | 1462.8 | 1462.8 | 1.58 | 0.92 | 18.4 | |
| 24 | 171036270 | Steyn, H (Hans) | Tshwane (GTP) | 1930.3 | 5 | 4 | 80 | 255 | 1493.8 | 1748.8 | 4.42 | -0.42 | -8.4 | |
| 25 | 166037886 | Tissot Van Patot, A (Anton) | Nkangala (MNW) | 1513.9 | 5 | 3.5 | 70 | 170 | 1534.3 | 1704.3 | 2.08 | 1.42 | 28.4 | |
| 26 | 199037888 | Tissot Van Patot, D (Donovan) | Nkangala (MNW) | 1024.9 | 5 | 1 | 20 | -255 | 1215.2 | 960.2 | 1.43 | -0.43 | -8.6 | |
| 27 | 156039522 | Van Der Walt, PE (Pierre Edward) | Tshwane (GTP) | 1867.8 | 5 | 4.5 | 90 | 340 | 1728.1 | 2068.1 | 3.17 | 1.33 | 26.6 | |
| 28 | 164041175 | Varden, G (George) | Tshwane (GTP) | 1284.6 | 5 | 3 | 60 | 85 | 1512.3 | 1597.3 | 1.28 | 1.72 | 34.4 |
| # | Status | Name | Title | Chess SA id | FIDE id | Region |
| 1 | Chief Arbiter | Piek, PH (Petronella Hermina) | IA | 261030087 | Tshwane (GTP) | |
| 2 | Arbiter | Ferreira, M (Marius) | IA | 164009376 | 14306930 | Tshwane (GTP) |
| 3 | Arbiter | Pretorius, W (Wiaan) | PA | 197030992 | Tshwane (GTP) | |
| 4 | Arbiter | Kruger, FJ (Fransiena Jacoba) | FA | 263011234 | Tshwane (GTP) | |
| 5 | Arbiter | Piek, C (Cobus) | FA | 196030082 | Tshwane (GTP) |
| # | Rnd | Date | Name | Title | Fed | Rating | Res | Rating | Fed | Title | Name | Diff |
| 1 | 3 | 2018-02-03 | Varden, G (George) | GTP | 1284.6 | 1-0 | 1604.8 | GTP | Richter, J-M (Jan-Michael) | 320.2 | ||
| 2 | 4 | 2018-02-04 | Prinsloo, MP (Marthinus Phillipus) | GTP | 1608.6 | 0-1 | 1383.7 | GTP | Claassen, J (Jean-Daniel) | 224.9 | ||
| 3 | 5 | 2018-02-04 | Grobbelaar, J (Jacqui) | WCT | 1713.8 | 0-1 | 1513.9 | MNW | Tissot Van Patot, A (Anton) | 199.9 | ||
| 4 | 5 | 2018-02-04 | Smuts, HA (Heinrich Andre) | CM | GTP | 1254.5 | 0.5-0.5 | 1604.8 | GTP | Richter, J-M (Jan-Michael) | 175.2 | |
| 5 | 2 | 2018-02-03 | Smith, E (Elani) | GTP | 1422.6 | 0-1 | 1304.3 | GJM | Maharaj, A (Ajeet) | 118.3 | ||
| 6 | 2 | 2018-02-03 | Richter, J-M (Jan-Michael) | GTP | 1604.8 | 0-1 | 1513.9 | MNW | Tissot Van Patot, A (Anton) | 90.9 | ||
| 7 | 4 | 2018-02-04 | Lekalakala, R (Rakgoshik) | CSA | 1642 | 1-0 | 1713.8 | WCT | Grobbelaar, J (Jacqui) | 71.8 | ||
| 8 | 3 | 2018-02-03 | Van Der Walt, PE (Pierre Edward) | GTP | 1867.8 | 1-0 | 1930.3 | GTP | Steyn, H (Hans) | 62.5 | ||
| 9 | 5 | 2018-02-04 | Koning, J (Jaedin) | GTP | 1319.2 | 0.5-0.5 | 1216.6 | GTP | Koning, L (Lehan) | 51.3 | ||
| 10 | 5 | 2018-02-04 | Van Der Walt, PE (Pierre Edward) | GTP | 1867.8 | 0.5-0.5 | 1967.4 | GJM | CM | Mazibuko, K (Khanya) | 49.8 | |
| 11 | 3 | 2018-02-03 | Maharaj, A (Ajeet) | GJM | 1304.3 | 0-1 | 1280.9 | GJM | Shaw, LA (Laurie Ann) | 23.4 | ||
| 12 | 3 | 2018-02-03 | Tissot Van Patot, A (Anton) | MNW | 1513.9 | 0.5-0.5 | 1554.8 | GTP | WFM | Oberholzer, I (Imarie) | 20.5 | |
| 13 | 4 | 2018-02-04 | Odendaal, RL (Ruben Lourens) | GTP | 1289.8 | 0.5-0.5 | 1252.2 | GJM | Maharaj, A (Ameet) | 18.8 | ||
| 14 | 2 | 2018-02-03 | Odendaal, RL (Ruben Lourens) | GTP | 1289.8 | 0-1 | 1284.6 | GTP | Varden, G (George) | 5.2 | ||
| 15 | 4 | 2018-02-04 | Ponelis, AA (Albert) | GTP | 1869 | 0-1 | 1867.8 | GTP | Van Der Walt, PE (Pierre) | 1.2 |