PLAYER PAGE
Matthew Plummer
1120160987Ethekwini (KED)Personal
Main rating
| Rating | 1509.7 |
| K-factor | 32 |
| Floor | 1009.7 |
| Highest | 1509.7 (2026-07-01) |
| Min/Max +/- allowed | 107 |
| Rating Change () | |
| Games | 10 |
| Score | 6 |
| We | 7.16 |
| SWe | -1.23 |
| Temp +/- | -39.5 |
| Penalties | 0 |
| Weight perform | 1393.2 |
| Final +/- | -39.5 |
| New Rating () | |
| Rating | 1470.3 |
| K-factor | 32 |
| Floor | 1009.7 |
| Highest | 1509.7 (2026-07-01) |
| Min/Max +/- allowed | 106.7 |
Standard rating
| Rating | 1559.2 |
| K-factor | 32 |
| Floor | 1059.2 |
| Highest | 1559.2 (2026-07-01) |
| Min/Max +/- allowed | 99.4 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 3.86 |
| SWe | -1.86 |
| Temp +/- | -59.6 |
| Penalties | 0 |
| Weight perform | 1453.8 |
| Final +/- | -59.6 |
| New Rating () | |
| Rating | 1499.6 |
| K-factor | 32 |
| Floor | 1059.2 |
| Highest | 1559.2 (2026-07-01) |
| Min/Max +/- allowed | 99.4 |
Rapid rating
| Rating | 1237 |
| K-factor | 36 |
| Floor | 757.2 |
| Highest | 1481.8 (2024-03-01) |
| Min/Max +/- allowed | 111 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1237 |
| K-factor | 36 |
| Floor | 757.2 |
| Highest | 1481.8 (2024-03-01) |
| Min/Max +/- allowed | 111 |
Blitz rating
| Rating | 1291.5 |
| K-factor | 36 |
| Floor | 791.5 |
| Highest | 1291.5 (2026-03-01) |
| Min/Max +/- allowed | 145.5 |
| Rating Change () | |
| Games | 5 |
| Score | 4 |
| We | 2.86 |
| SWe | 1.14 |
| Temp +/- | 40.9 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | +40.9 |
| New Rating () | |
| Rating | 1332.4 |
| K-factor | 36 |
| Floor | 832.4 |
| Highest | 1332.4 (2026-07-01) |
| Min/Max +/- allowed | 137.3 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | North Coast Chess Club Blitz II 2026 (Open) | Blitz | 2026-06-24 | 2026-06-24 | iLembe (KIK) | 5 | 1509.7 | 5 | 4 | 1576.6 | 2.1 | Details |
| 2 | 2026 KwaZulu Natal Closed Championship (U16) | Standard | 2026-06-27 | 2026-06-28 | Ethekwini (KED) | 5 | 1509.7 | 5 | 2 | 1256.3 | -41.6 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | North Coast Chess Club Term 2 Swiss 2026 | Standard | 2026-05-13 | 2026-06-17 | iLembe (KIK) | 6 | 1440.3 | 6 | 5.5 | 1791.9 | 69.4 | Details |
| 2 | 2026 KwaZulu Natal Open (C) | Standard | 2026-05-01 | 2026-05-03 | Ethekwini (KED) | 7 | 1479.6 | 7 | 3.5 | 1324.3 | -39.3 | Details |
| 3 | 2026 Westville Chess Club Rapid Rated Tournament (A) | Rapid | 2026-04-11 | 2026-04-11 | Ethekwini (KED) | 5 | 1503.2 | 4 | 0.5 | 1234.3 | -23.6 | Details |
| 4 | 2026 Umhlanga CC (Junior) | Standard | 2026-03-21 | 2026-03-22 | Ethekwini (KED) | 6 | 1373.7 | 6 | 4.5 | 1645.4 | 57.2 | Details |
| 5 | NCCC Inaugural Interclub Tournament Blitz 2026 | Blitz | 2026-03-18 | 2026-03-18 | iLembe (KIK) | 5 | 1373.7 | 5 | 5 | 1623.4 | 9.9 | Details |
| 6 | North Coast Chess Club Term 1 Swiss 2026 | Standard | 2026-02-04 | 2026-03-11 | iLembe (KIK) | 6 | 1373.7 | 6 | 4 | 1486.1 | 25 | Details |
| 7 | Saint Yves North Coast Chess Club Fundraiser 2026 (<1600) | Standard | 2026-02-21 | 2026-02-21 | iLembe (KIK) | 4 | 1333.4 | 4 | 3.5 | 1640.4 | 22.4 | Details |
| 8 | Ekurhuleni North School District Finals 2025 (U13 Boys) | Standard | 2025-06-14 | 2025-06-14 | Ekurhuleni (GE) | 5 | 1314.1 | 5 | 3.5 | 1430.3 | 10.8 | Details |
| 9 | Benoni Primary School Cluster 12 April 2025 (U13 Open) | Standard | 2025-04-12 | 2025-04-12 | Ekurhuleni (GE) | 5 | 1266.2 | 5 | 4 | 1546 | 26.6 | Details |
| 10 | Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Boys) | Standard | 2024-05-11 | 2024-05-11 | Ekurhuleni (GE) | 5 | 1262 | 4 | 2 | 1290.5 | 2.3 | Details |
| 11 | Benoni Primary School Cluster Individuals 2024 (U13 Boys) | Rapid | 2024-03-09 | 2024-03-09 | Ekurhuleni (GE) | 5 | 1233.5 | 5 | 4 | 1463.5 | 15.9 | Details |
| 12 | 2023 Gauteng Top Schools (U13 Mixed) | Standard | 2023-08-18 | 2023-08-18 | West Rand (GWR) | 5 | 1224.5 | 5 | 2.5 | 1266.3 | 4.8 | Details |
| 13 | 2023 Ekurhuleni North District Schools Finals (U13) | Standard | 2023-07-29 | 2023-07-29 | Ekurhuleni (GE) | 5 | 1200 | 5 | 3 | 1330.7 | 13.4 | 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 | 48 |
| Wins | 29 |
| Draws | 7 |
| Losses | 12 |
| White | 26 |
| Black | 22 |
| White wins | 15 |
| Black wins | 14 |
| Score | 32.5 |
| Percent | 67.7 |
| Dp | 150.5 |
| AOR | 1361.8 |
| Performance | 1512.3 |
Game statistics (History)
| Games | 77 |
| Wins | 46 |
| Draws | 11 |
| Losses | 20 |
| White | 41 |
| Black | 36 |
| White wins | 26 |
| Black wins | 20 |
| Score | 51.5 |
| Percent | 66.9 |
| Dp | 143.5 |
| AOR | 1323.2 |
| Performance | 1466.7 |
Rankings (Main)
| National | |
| Overall | 1899 |
| Gender | 1674 |
| Age group | 208 |
| Gender/Age | 168 |
| Provincial | |
| Overall | 111 |
| Gender | 105 |
| Age group | 12 |
| Gender/Age | 10 |
| Regional | |
| Overall | 88 |
| Gender | 82 |
| Age group | 11 |
| Gender/Age | 9 |
Rankings (Standard)
| National | |
| Overall | 1273 |
| Gender | 1141 |
| Age group | 136 |
| Gender/Age | 111 |
| Provincial | |
| Overall | 69 |
| Gender | 67 |
| Age group | 9 |
| Gender/Age | 9 |
| Regional | |
| Overall | 57 |
| Gender | 55 |
| Age group | 8 |
| Gender/Age | 8 |
Rankings (Rapid)
| 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 |
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 | 48 |
| Score | 32.5 |
| Percent | 67.7 |
| Aor | 1361.8 |
| Dp | 150.5 |
| Prat | 1512.3 |
Performance (12 months)
| Games | 48 |
| Score | 32.5 |
| Percent | 67.7 |
| Aor | 1361.8 |
| Dp | 150.5 |
| Prat | 1512.3 |
Performance (History)
| Games | 77 |
| Score | 51.5 |
| Percent | 66.9 |
| Aor | 1323.2 |
| Dp | 143.5 |
| Prat | 1466.7 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Ndlovu, M (Malwandla) | 2 | 0 | 2 | NCCC Inaugural Interclub Tournament Blitz 2026 | 2026 KwaZulu Natal Open (C) | Details |
| Overall | 2 | Soojay, J (Josiah) | 2 | 2 | 0 | North Coast Chess Club Term 1 Swiss 2026 | North Coast Chess Club Term 2 Swiss 2026 | Details |
| Overall | 3 | Ntombana, L (Lumanyano) | 2 | 1 | 1 | NCCC Inaugural Interclub Tournament Blitz 2026 | 2026 KwaZulu Natal Open (C) | Details |
| Overall | 4 | Wilson, J (Jared) | 2 | 0 | 2 | 2026 Umhlanga CC (Junior) | North Coast Chess Club Term 2 Swiss 2026 | Details |
| Standard | 1 | Soojay, J (Josiah) | 2 | 2 | 0 | North Coast Chess Club Term 1 Swiss 2026 | North Coast Chess Club Term 2 Swiss 2026 | Details |
| Standard | 2 | Wilson, J (Jared) | 2 | 0 | 2 | 2026 Umhlanga CC (Junior) | North Coast Chess Club Term 2 Swiss 2026 | Details |