PLAYER PAGE
Noah Siemers
1110325244Ekurhuleni (GE)Personal
Main rating
| Rating | 1140.6 |
| K-factor | 36 |
| Floor | 702.2 |
| Highest | 1202.2 (2026-03-01) |
| Min/Max +/- allowed | 165 |
| Rating Change () | |
| Games | 6 |
| Score | 1 |
| We | 2.7 |
| SWe | -0.8 |
| Temp +/- | -28.9 |
| Penalties | 0 |
| Weight perform | 922.8 |
| Final +/- | -28.9 |
| New Rating () | |
| Rating | 1111.7 |
| 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 | 1080.9 |
| 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 | 1073.3 |
| K-factor | 40 |
| Floor | 699.9 |
| Highest | 1199.9 (2025-08-20) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 6 |
| Score | 1 |
| We | 2.89 |
| SWe | -1.89 |
| Temp +/- | -75.6 |
| Penalties | 0 |
| Weight perform | 985.3 |
| Final +/- | -75.6 |
| New Rating () | |
| Rating | 997.6 |
| 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 | Chess Power House October Rapid 2026 (B) | Rapid | 2026-10-11 | 2026-10-11 | Johannesburg Metro (GJM) | 6 | 1140.6 | 6 | 1 | 900.1 | -28.9 | Details |
| # | 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 |
| 2 | Ekurhuleni 3rd Trials 2026 (C) | Standard | 2026-07-25 | 2026-07-25 | Ekurhuleni (GE) | 5 | 1147.9 | 0 | 0 | 500 | 0 | Details |
| 3 | Ekurhuleni 2nd Trial 2026 (C) | Standard | 2026-06-20 | 2026-06-20 | Ekurhuleni (GE) | 5 | 1200 | 5 | 0.5 | 911.4 | -52.1 | Details |
| 4 | 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 |
| 5 | 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 |
| 6 | 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 |
| 7 | Chess Molecules Open Rapid 2026 (A) | Rapid | 2026-03-21 | 2026-03-21 | Johannesburg Metro (GJM) | 5 | 1151.3 | 0 | 0 | 500 | 0 | Details |
| 8 | Chess Power House Boksburg Open 2026 (B) | Standard | 2026-03-13 | 2026-03-13 | Ekurhuleni (GE) | 5 | 1151.3 | 5 | 3 | 1407 | 51 | Details |
| 9 | 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 |
| 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 | 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 |
| 12 | 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 | 6 |
| Wins | 1 |
| Draws | 0 |
| Losses | 5 |
| White | 3 |
| Black | 3 |
| White wins | 0 |
| Black wins | 1 |
| Score | 1 |
| Percent | 16.7 |
| Dp | -283.3 |
| AOR | 1183.4 |
| Performance | 900.1 |
Game statistics ()
| Games | 39 |
| Wins | 10 |
| Draws | 1 |
| Losses | 28 |
| White | 19 |
| Black | 20 |
| White wins | 5 |
| Black wins | 5 |
| Score | 10.5 |
| Percent | 26.9 |
| Dp | -196.2 |
| AOR | 1321.6 |
| Performance | 1125.5 |
Game statistics (History)
| Games | 53 |
| Wins | 10 |
| Draws | 1 |
| Losses | 42 |
| White | 29 |
| Black | 34 |
| White wins | 5 |
| Black wins | 5 |
| Score | 10.5 |
| Percent | 19.8 |
| Dp | -256.6 |
| AOR | 1343.3 |
| Performance | 1086.7 |
Rankings (Main)
| National | |
| Overall | 16788 |
| Gender | 12623 |
| Age group | 2984 |
| Gender/Age | 2202 |
| Provincial | |
| Overall | 5653 |
| Gender | 4162 |
| Age group | 1044 |
| Gender/Age | 746 |
| Regional | |
| Overall | 1582 |
| Gender | 1102 |
| Age group | 323 |
| Gender/Age | 216 |
Rankings (Standard)
| National | |
| Overall | 12001 |
| Gender | 9026 |
| Age group | 2090 |
| Gender/Age | 1548 |
| Provincial | |
| Overall | 4141 |
| Gender | 3050 |
| Age group | 770 |
| Gender/Age | 542 |
| Regional | |
| Overall | 938 |
| Gender | 637 |
| Age group | 201 |
| Gender/Age | 123 |
Rankings (Rapid)
| National | |
| Overall | 6385 |
| Gender | 4736 |
| Age group | 1125 |
| Gender/Age | 814 |
| Provincial | |
| Overall | 1553 |
| Gender | 1152 |
| Age group | 285 |
| Gender/Age | 203 |
| Regional | |
| Overall | 685 |
| Gender | 484 |
| Age group | 122 |
| Gender/Age | 78 |
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 | 6 |
| Score | 1 |
| Percent | 16.7 |
| Aor | 1183.4 |
| Dp | -283.3 |
| Prat | 900.1 |
Performance ()
| Games | 39 |
| Score | 10.5 |
| Percent | 26.9 |
| Aor | 1321.6 |
| Dp | -196.2 |
| Prat | 1125.5 |
Performance (12 months)
| Games | 39 |
| Score | 10.5 |
| Percent | 26.9 |
| Aor | 1321.6 |
| Dp | -196.2 |
| Prat | 1125.5 |
Performance (History)
| Games | 53 |
| Score | 10.5 |
| Percent | 19.8 |
| Aor | 1343.3 |
| Dp | -256.6 |
| Prat | 1086.7 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Maphosa, D (Denlin) | 2 | 0 | 2 | Chess Power House Freedom Day Open 2026 (B) | Chess Power House May Rapid 2026 (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 | Du Toit, J (Jaunre) | 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 | Jacobs, L (Lillith) | 2 | 2 | 0 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Rapid | 2 | Nolan, C (Christopher) | 2 | 2 | 0 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Rapid | 3 | Du Toit, J (Jaunre) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Rapid | 4 | Naidoo, K (Kajol) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |
| Rapid | 5 | Erasmus, M (Max) | 2 | 0 | 2 | East Rand Chess Club 2025 (B) | East Rand Chess Club 2025 (B) | Details |