PLAYER PAGE
Noah Siemers
1110325244Ekurhuleni (GE)Personal
Main rating
| Rating | 1147.9 |
| K-factor | 36 |
| Floor | 702.2 |
| Highest | 1202.2 (2026-03-01) |
| Min/Max +/- allowed | 165 |
| Rating Change () | |
| Games | 4 |
| Score | 1 |
| We | 1.44 |
| SWe | -0.21 |
| Temp +/- | -7.4 |
| Penalties | 0 |
| Weight perform | 1005.5 |
| Final +/- | -7.4 |
| New Rating () | |
| Rating | 1140.6 |
| K-factor | 36 |
| Floor | 702.2 |
| Highest | 1202.2 (2026-03-01) |
| Min/Max +/- allowed | 165.3 |
Standard rating
| Rating | 1158.1 |
| K-factor | 36 |
| Floor | 726.8 |
| Highest | 1226.8 (2026-06-01) |
| Min/Max +/- allowed | 159.6 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1095 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1158.1 |
| K-factor | 36 |
| Floor | 726.8 |
| Highest | 1226.8 (2026-06-01) |
| Min/Max +/- allowed | 159.6 |
Rapid rating
| Rating | 1091.9 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-08-20) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 4 |
| Score | 1 |
| We | 1.47 |
| SWe | -0.47 |
| Temp +/- | -18.6 |
| Penalties | 0 |
| Weight perform | 1032.1 |
| Final +/- | -18.6 |
| New Rating () | |
| Rating | 1073.3 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-08-20) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199.9 (2025-08-20) |
| 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 | 40 |
| Floor | 700 |
| Highest | 1199.9 (2025-08-20) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Ekurhuleni Rapid 2026 (B) | Rapid | 2026-08-29 | 2026-08-29 | Ekurhuleni (GE) | 5 | 1147.9 | 4 | 1 | 1056.8 | -7.4 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Ekurhuleni 3rd Trials 2026 (C) | Standard | 2026-07-25 | 2026-07-25 | Ekurhuleni (GE) | 5 | 1147.9 | 0 | 0 | 500 | 0 | Details |
| 2 | Ekurhuleni 2nd Trial 2026 (C) | Standard | 2026-06-20 | 2026-06-20 | Ekurhuleni (GE) | 5 | 1200 | 5 | 0.5 | 911.4 | -52.1 | Details |
| 3 | Ekurhuleni 1st Trial 2026 (A+B) | Standard | 2026-04-11 | 2026-04-11 | Ekurhuleni (GE) | 5 | 1187.8 | 4 | 1 | 1490.2 | 25.2 | Details |
| 4 | Chess Power House May Rapid 2026 (B) | Rapid | 2026-05-24 | 2026-05-24 | Johannesburg Metro (GJM) | 5 | 1187.8 | 5 | 1 | 1069.5 | -13 | Details |
| 5 | Chess Power House Freedom Day Open 2026 (B) | Standard | 2026-04-27 | 2026-04-27 | Ekurhuleni (GE) | 5 | 1202.2 | 5 | 1 | 1115 | -14.4 | Details |
| 6 | Chess Molecules Open Rapid 2026 (A) | Rapid | 2026-03-21 | 2026-03-21 | Johannesburg Metro (GJM) | 5 | 1151.3 | 0 | 0 | 500 | 0 | Details |
| 7 | Chess Power House Boksburg Open 2026 (B) | Standard | 2026-03-13 | 2026-03-13 | Ekurhuleni (GE) | 5 | 1151.3 | 5 | 3 | 1407 | 51 | Details |
| 8 | JCC ChessPowerHouse Feb Rapid 2026 (B) | Rapid | 2026-02-15 | 2026-02-15 | Johannesburg Metro (GJM) | 5 | 1166.2 | 5 | 2 | 1158.1 | -0.9 | Details |
| 9 | East Rand Chess Club 2025 (B) | Rapid | 2025-09-06 | 2025-09-06 | Ekurhuleni (GE) | 5 | 1195.3 | 5 | 0 | 1040.1 | -11.6 | Details |
| 10 | East Rand Chess Club 2025 (B) | Rapid | 2025-09-06 | 2025-09-06 | Ekurhuleni (GE) | 5 | 1195.3 | 5 | 0 | 1040.1 | -11.6 | Details |
| 11 | Chess Power House Aug Open 2025 (C) | Standard | 2025-08-16 | 2025-08-16 | Ekurhuleni (GE) | 5 | 1200 | 4 | 0 | 824.7 | -29.4 | Details |
Game statistics ( )
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics ()
| Games | 33 |
| Wins | 9 |
| Draws | 1 |
| Losses | 23 |
| White | 16 |
| Black | 17 |
| White wins | 5 |
| Black wins | 4 |
| Score | 9.5 |
| Percent | 28.8 |
| Dp | -180.3 |
| AOR | 1346.7 |
| Performance | 1166.4 |
Game statistics (History)
| Games | 47 |
| Wins | 9 |
| Draws | 1 |
| Losses | 37 |
| White | 26 |
| Black | 31 |
| White wins | 5 |
| Black wins | 4 |
| Score | 9.5 |
| Percent | 20.2 |
| Dp | -253.2 |
| AOR | 1363.7 |
| Performance | 1110.5 |
Rankings (Main)
| National | |
| Overall | 16779 |
| Gender | 12647 |
| Age group | 3007 |
| Gender/Age | 2231 |
| Provincial | |
| Overall | 5622 |
| Gender | 4145 |
| Age group | 1052 |
| Gender/Age | 751 |
| Regional | |
| Overall | 1545 |
| Gender | 1073 |
| Age group | 326 |
| Gender/Age | 216 |
Rankings (Standard)
| National | |
| Overall | 12168 |
| Gender | 9138 |
| Age group | 2109 |
| Gender/Age | 1564 |
| Provincial | |
| Overall | 4207 |
| Gender | 3105 |
| Age group | 779 |
| Gender/Age | 549 |
| Regional | |
| Overall | 946 |
| Gender | 644 |
| Age group | 201 |
| Gender/Age | 123 |
Rankings (Rapid)
| National | |
| Overall | 6328 |
| Gender | 4690 |
| Age group | 1148 |
| Gender/Age | 828 |
| Provincial | |
| Overall | 1510 |
| Gender | 1114 |
| Age group | 285 |
| Gender/Age | 202 |
| Regional | |
| Overall | 661 |
| Gender | 462 |
| Age group | 127 |
| Gender/Age | 80 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 33 |
| Score | 9.5 |
| Percent | 28.8 |
| Aor | 1346.7 |
| Dp | -180.3 |
| Prat | 1166.4 |
Performance (12 months)
| Games | 33 |
| Score | 9.5 |
| Percent | 28.8 |
| Aor | 1346.7 |
| Dp | -180.3 |
| Prat | 1166.4 |
Performance (History)
| Games | 47 |
| Score | 9.5 |
| Percent | 20.2 |
| Aor | 1363.7 |
| Dp | -253.2 |
| Prat | 1110.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Du Toit, J (Jaunre) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Overall | 2 | Nolan, C (Christopher) | 2 | 2 | 0 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Overall | 3 | Jacobs, L (Lillith) | 2 | 2 | 0 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Overall | 4 | Erasmus, M (Max) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Overall | 5 | Naidoo, K (Kajol) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Standard | 1 | Van Der Schyff, C (Charlize) | 2 | 1 | 1 | Chess Power House Boksburg Open 2026 (B) | Chess Power House Freedom Day Open 2026 (B) | Details |
| Rapid | 1 | Naidoo, K (Kajol) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Rapid | 2 | Du Toit, J (Jaunre) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Rapid | 3 | Erasmus, M (Max) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Rapid | 4 | Jacobs, L (Lillith) | 2 | 2 | 0 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Rapid | 5 | Nolan, C (Christopher) | 2 | 2 | 0 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |