PLAYER PAGE
Nathan Marais
1090312546Tshwane (GTP)Personal
Main rating
| Rating | 1691.1 |
| K-factor | 28 |
| Floor | 1191.1 |
| Highest | 1691.1 (2026-09-01) |
| Min/Max +/- allowed | 82 |
| Rating Change () | |
| Games | 10 |
| Score | 7 |
| We | 5.87 |
| SWe | 0.07 |
| Temp +/- | 2.1 |
| Penalties | 0 |
| Weight perform | 1698.7 |
| Final +/- | +7.6 |
| New Rating () | |
| Rating | 1698.7 |
| K-factor | 28 |
| Floor | 1198.7 |
| Highest | 1698.7 (2026-10-01) |
| Min/Max +/- allowed | 81.5 |
Standard rating
| Rating | 1684.1 |
| K-factor | 28 |
| Floor | 1184.1 |
| Highest | 1684.1 (2026-09-01) |
| Min/Max +/- allowed | 83.2 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 3.09 |
| SWe | -0.09 |
| Temp +/- | -2.5 |
| Penalties | 0 |
| Weight perform | 1671.7 |
| Final +/- | -2.5 |
| New Rating () | |
| Rating | 1681.7 |
| K-factor | 28 |
| Floor | 1184.1 |
| Highest | 1684.1 (2026-09-01) |
| Min/Max +/- allowed | 83.2 |
Rapid rating
| Rating | 1258.3 |
| K-factor | 36 |
| Floor | 758.3 |
| Highest | 1258.3 (2026-09-01) |
| Min/Max +/- allowed | 152.6 |
| Rating Change () | |
| Games | 5 |
| Score | 4 |
| We | 2.07 |
| SWe | 0.2 |
| Temp +/- | 7.2 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | +7.2 |
| New Rating () | |
| Rating | 1265.5 |
| K-factor | 36 |
| Floor | 765.5 |
| Highest | 1265.5 (2026-10-01) |
| Min/Max +/- allowed | 151 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-11-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-11-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Gauteng Closed Chess Championships 2026 (U18 Open) | Standard | 2026-10-17 | 2026-10-17 | Ekurhuleni (GE) | 5 | 1691.1 | 5 | 3 | 1670.2 | -1.7 | Details |
| 2 | Gauteng Top Schools Teams 2026 (U19 Open) | Rapid | 2026-08-28 | 2026-08-28 | Ekurhuleni (GE) | 5 | 1691.1 | 5 | 4 | 1903.3 | 6.7 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 D4 Tshwane South Team Finals (U19 Open) | Rapid | 2026-08-22 | 2026-08-22 | Tshwane (GTP) | 5 | 1691.1 | 5 | 4 | 1772.9 | 22.5 | Details |
| 2 | 2026 Etienne Lewis (U20) | Standard | 2026-08-08 | 2026-08-10 | Tshwane (GTP) | 7 | 1691.1 | 6 | 4.5 | 1625.1 | 5.4 | Details |
| 3 | 2026 Jacaranda Round Robin Open Chess Tournament (C) | Standard | 2026-08-01 | 2026-08-01 | Tshwane (GTP) | 5 | 1691.1 | 5 | 4.5 | 1957 | 50 | Details |
| 4 | 2026 Anton Van Wouw Open (A) | Standard | 2026-06-20 | 2026-06-20 | Tshwane (GTP) | 5 | 1582.5 | 5 | 2 | 1600.7 | 3.8 | Details |
| 5 | 2026 D4 District Individuals (U17 Boys) | Standard | 2026-05-30 | 2026-05-30 | Tshwane (GTP) | 5 | 1582.5 | 5 | 3 | 1649.3 | 11.6 | Details |
| 6 | 2026 PBHS Open (B) | Standard | 2026-04-25 | 2026-04-25 | Tshwane (GTP) | 5 | 1547.9 | 5 | 3 | 1573.9 | 3.1 | Details |
| 7 | South African Junior Closed Chess Championship 2026 (U18 Open) | Classical | 2026-03-28 | 2026-04-02 | Bojanala Platina (NBR) | 9 | 1547.9 | 9 | 4 | 1638.4 | 31.5 | Details |
| 8 | 2026 AHS Chess Tournament (A) | Standard | 2026-02-28 | 2026-02-28 | Tshwane (GTP) | 5 | 1521.5 | 5 | 2 | 1578.2 | 9.7 | Details |
| 9 | 2026 Tshwane Chess Registration Tournament (A) | Standard | 2026-01-31 | 2026-01-31 | Tshwane (GTP) | 5 | 1505.9 | 5 | 2 | 1617 | 5.5 | Details |
| 10 | 2025 Mzansi Individual Championships (U18 Open) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1398.6 | 6 | 3.5 | 1485.7 | 12.2 | Details |
| 11 | 2025 Mzansi Inter Provincial Team Championships (U20 Open) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1398.6 | 5 | 2.5 | 1543.9 | 14.8 | Details |
| 12 | Gauteng Inter-Region at Emerald Resort 2025 (U16+18 Candidates) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1398.6 | 5 | 5 | 1752.9 | 40 | Details |
| 13 | Pretoria Boys High Annual Closed Chess Championship 2025 | Rapid | 2025-10-18 | 2025-10-18 | Tshwane (GTP) | 5 | 1447 | 5 | 2 | 1149.6 | -21.4 | Details |
| 14 | 2025 Gauteng Top Schools Teams (U19) | Standard | 2025-08-30 | 2025-08-30 | Tshwane (GTP) | 5 | 1447 | 5 | 3 | 1346.8 | -9 | Details |
| 15 | 2025 Alekhine Open (B) | Standard | 2025-09-06 | 2025-09-07 | Tshwane (GTP) | 5 | 1456.8 | 5 | 2 | 1409 | -6 | Details |
| 16 | 2025 Tshwane South School District CLOSED League Championship (U19A) | Standard | 2025-08-16 | 2025-08-16 | Tshwane (GTP) | 5 | 1429.5 | 5 | 3.5 | 1466.6 | 4.5 | Details |
| 17 | 2025 Etienne Lewis Closed Chess Tournament (U18) | Standard | 2025-08-08 | 2025-08-10 | Tshwane (GTP) | 7 | 1429.5 | 6 | 2.5 | 1526.4 | 12.6 | Details |
| 18 | 2025 Menlo Open (B) | Standard | 2025-07-26 | 2025-07-26 | Tshwane (GTP) | 5 | 1422.7 | 5 | 3 | 1382 | -3.2 | Details |
| 19 | 2025 Wynie Robbertse Chess Tournament (C) | Standard | 2025-07-19 | 2025-07-19 | Tshwane (GTP) | 5 | 1422.7 | 5 | 2 | 1379.7 | -5 | Details |
| 20 | 2025 Chris Greyling Open Chess Tournament (C) | Standard | 2025-03-15 | 2025-03-15 | Tshwane (GTP) | 5 | 1331.6 | 5 | 3.5 | 1597.2 | 25.1 | Details |
| 21 | AHS Open Chess Tournament 2025 (D) | Standard | 2025-03-01 | 2025-03-01 | Tshwane (GTP) | 5 | 1331.6 | 5 | 4.5 | 1584.3 | 25.4 | Details |
| 22 | 2025 KSNG Open (D) | Standard | 2025-02-22 | 2025-02-22 | Tshwane (GTP) | 5 | 1281.7 | 5 | 4.5 | 1571.9 | 27.7 | Details |
| 23 | 2025 Tshwane Chess OPEN Registration Tournament (B3) | Standard | 2025-01-25 | 2025-01-25 | Tshwane (GTP) | 5 | 1281.7 | 0 | 0 | 0 | 0 | Details |
| 24 | 2024 Tshwane Chess Club Clash (Open) | Standard | 2024-10-12 | 2024-10-12 | Tshwane (GTP) | 5 | 1200 | 5 | 4 | 1615.1 | 40.8 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 3 |
| Draws | 0 |
| Losses | 2 |
| White | 2 |
| Black | 3 |
| White wins | 0 |
| Black wins | 3 |
| Score | 3 |
| Percent | 60 |
| Dp | 85 |
| AOR | 1585.2 |
| Performance | 1670.2 |
Game statistics ()
| Games | 60 |
| Wins | 34 |
| Draws | 4 |
| Losses | 22 |
| White | 28 |
| Black | 32 |
| White wins | 13 |
| Black wins | 21 |
| Score | 36 |
| Percent | 60 |
| Dp | 85 |
| AOR | 1600.1 |
| Performance | 1685.1 |
Game statistics (History)
| Games | 132 |
| Wins | 75 |
| Draws | 13 |
| Losses | 44 |
| White | 63 |
| Black | 69 |
| White wins | 37 |
| Black wins | 38 |
| Score | 81.5 |
| Percent | 61.7 |
| Dp | 99.8 |
| AOR | 1477.3 |
| Performance | 1577.1 |
Rankings (Main)
| National | |
| Overall | 606 |
| Gender | 568 |
| Age group | 56 |
| Gender/Age | 53 |
| Provincial | |
| Overall | 226 |
| Gender | 210 |
| Age group | 21 |
| Gender/Age | 19 |
| Regional | |
| Overall | 84 |
| Gender | 81 |
| Age group | 8 |
| Gender/Age | 7 |
Rankings (Standard)
| National | |
| Overall | 589 |
| Gender | 556 |
| Age group | 58 |
| Gender/Age | 56 |
| Provincial | |
| Overall | 225 |
| Gender | 213 |
| Age group | 23 |
| Gender/Age | 21 |
| Regional | |
| Overall | 88 |
| Gender | 86 |
| Age group | 9 |
| Gender/Age | 8 |
Rankings (Rapid)
| National | |
| Overall | 2913 |
| Gender | 2357 |
| Age group | 385 |
| Gender/Age | 307 |
| Provincial | |
| Overall | 681 |
| Gender | 552 |
| Age group | 107 |
| Gender/Age | 85 |
| Regional | |
| Overall | 69 |
| Gender | 57 |
| Age group | 17 |
| Gender/Age | 16 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 5 |
| Score | 3 |
| Percent | 60 |
| Aor | 1585.2 |
| Dp | 85 |
| Prat | 1670.2 |
Performance ()
| Games | 60 |
| Score | 36 |
| Percent | 60 |
| Aor | 1600.1 |
| Dp | 85 |
| Prat | 1685.1 |
Performance (12 months)
| Games | 76 |
| Score | 47 |
| Percent | 61.8 |
| Aor | 1563.9 |
| Dp | 100.7 |
| Prat | 1664.6 |
Performance (History)
| Games | 132 |
| Score | 81.5 |
| Percent | 61.7 |
| Aor | 1477.3 |
| Dp | 99.8 |
| Prat | 1577.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Mogobiyane, L (Lefa) | 3 | 0 | 3 | 2025 Alekhine Open (B) | 2026 Etienne Lewis (U20) | Details |
| Overall | 2 | Kgotse, T (Thorisho) | 2 | 1 | 1 | 2025 Etienne Lewis Closed Chess Tournament (U18) | 2026 Jacaranda Round Robin Open Chess Tournament (C) | Details |
| Overall | 3 | Pretorius, S (Sarel) | 2 | 0 | 2 | 2026 Tshwane Chess Registration Tournament (A) | 2026 Anton Van Wouw Open (A) | Details |
| Overall | 4 | Rautenbach, H (Helen Christine) | 2 | 0 | 2 | 2026 AHS Chess Tournament (A) | 2026 D4 Tshwane South Team Finals (U19 Open) | Details |
| Overall | 5 | Myburgh, J (Jacques) | 2 | 1 | 1 | 2026 D4 District Individuals (U17 Boys) | 2026 D4 Tshwane South Team Finals (U19 Open) | Details |
| Standard | 1 | Mogobiyane, L (Lefa) | 3 | 0 | 3 | 2025 Alekhine Open (B) | 2026 Etienne Lewis (U20) | Details |
| Standard | 2 | Pretorius, S (Sarel) | 2 | 0 | 2 | 2026 Tshwane Chess Registration Tournament (A) | 2026 Anton Van Wouw Open (A) | Details |
| Standard | 3 | Kgotse, T (Thorisho) | 2 | 1 | 1 | 2025 Etienne Lewis Closed Chess Tournament (U18) | 2026 Jacaranda Round Robin Open Chess Tournament (C) | Details |