PLAYER PAGE
Gerard Ricardo Naidoo
1740102753Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1391.3 |
| K-factor | 36 |
| Floor | 891.3 |
| Highest | 1408.1 (2025-09-30) |
| Min/Max +/- allowed | 123 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 2.43 |
| SWe | -0.36 |
| Temp +/- | -13 |
| Penalties | 0 |
| Weight perform | 1354 |
| Final +/- | -13 |
| New Rating () | |
| Rating | 1378.3 |
| K-factor | 36 |
| Floor | 891.3 |
| Highest | 1408.1 (2025-09-30) |
| Min/Max +/- allowed | 123.3 |
Standard rating
| Rating | 1367.1 |
| K-factor | 36 |
| Floor | 867.1 |
| Highest | 1367.1 (2025-09-30) |
| Min/Max +/- allowed | 130.7 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 2.31 |
| SWe | -0.31 |
| Temp +/- | -11.2 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -11.2 |
| New Rating () | |
| Rating | 1355.9 |
| K-factor | 36 |
| Floor | 867.1 |
| Highest | 1367.1 (2025-09-30) |
| Min/Max +/- allowed | 130.7 |
Rapid rating
| Rating | 1303.2 |
| K-factor | 36 |
| Floor | 834.9 |
| Highest | 1334.9 (2025-09-30) |
| Min/Max +/- allowed | 136.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1303.2 |
| K-factor | 36 |
| Floor | 834.9 |
| Highest | 1334.9 (2025-09-30) |
| Min/Max +/- allowed | 136.8 |
Blitz rating
| Rating | 1162.8 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-01-01) |
| 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 | 1162.8 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-01-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 KSNG Open Chess Tournament (C) | Standard | 2026-04-18 | 2026-04-18 | Tshwane (GTP) | 5 | 1391.3 | 5 | 2 | 1310.3 | -13 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | JCC ChessPowerHouse Feb Rapid 2026 (A) | Rapid | 2026-02-15 | 2026-02-15 | Johannesburg Metro (GJM) | 5 | 1370.8 | 4 | 1 | 1444.5 | 1.1 | Details |
| 2 | Bojanala's Rusties - The Champions' Tournament 2025 (Bishops) | Standard | 2025-09-13 | 2025-09-13 | Bojanala Platina (NBR) | 5 | 1297.7 | 5 | 4 | 1599.6 | 30.2 | Details |
| 3 | East Rand Chess Club 2025 (A) | Rapid | 2025-09-06 | 2025-09-06 | Ekurhuleni (GE) | 5 | 1297.7 | 5 | 3 | 1454.1 | 10.4 | Details |
| 4 | East Rand Chess Club 2025 (A) | Rapid | 2025-09-06 | 2025-09-06 | Ekurhuleni (GE) | 5 | 1297.7 | 5 | 3 | 1454.1 | 10.4 | Details |
| 5 | West Rand Women's Day Open 2025 (Adults) | Standard | 2025-08-09 | 2025-08-09 | West Rand (GWR) | 5 | 1293.2 | 5 | 2.5 | 1326.1 | 2.5 | Details |
| 6 | Gear Up Mzansi Rapid 2024 (Advanced) | Rapid | 2024-02-17 | 2024-02-17 | Johannesburg Metro (GJM) | 5 | 1293.7 | 5 | 2 | 1285.9 | -0.1 | Details |
| 7 | 2019 SWVG Arnold Classic (Blitz Open) | Blitz | 2019-05-19 | 2019-05-19 | Tshwane (GTP) | 10 | 1172.1 | 9 | 1 | 889.4 | -10.9 | Details |
| 8 | 2019 SWVG Arnold Classic (Blitz Parents) | Blitz | 2019-05-19 | 2019-05-19 | Tshwane (GTP) | 7 | 1172.1 | 7 | 4 | 1244.1 | 2.3 | Details |
| 9 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Open) | Blitz | 2018-05-19 | 2018-05-20 | Tshwane (GTP) | 10 | 1200 | 10 | 3 | 886.9 | -13.2 | Details |
| 10 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | Blitz | 2018-05-19 | 2018-05-20 | Tshwane (GTP) | 13 | 1200 | 13 | 6.5 | 1160.3 | -0.7 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 2 |
| Draws | 0 |
| Losses | 3 |
| White | 2 |
| Black | 3 |
| White wins | 0 |
| Black wins | 2 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| AOR | 1395.3 |
| Performance | 1310.3 |
Game statistics ()
| Games | 9 |
| Wins | 3 |
| Draws | 0 |
| Losses | 6 |
| White | 4 |
| Black | 5 |
| White wins | 1 |
| Black wins | 2 |
| Score | 3 |
| Percent | 33.3 |
| Dp | -141.7 |
| AOR | 1511.6 |
| Performance | 1370 |
Game statistics (History)
| Games | 73 |
| Wins | 31 |
| Draws | 2 |
| Losses | 40 |
| White | 42 |
| Black | 41 |
| White wins | 15 |
| Black wins | 22 |
| Score | 32 |
| Percent | 43.8 |
| Dp | -52.4 |
| AOR | 1266 |
| Performance | 1213.6 |
Rankings (Main)
| National | |
| Overall | 3632 |
| Gender | 3054 |
| Age group | 186 |
| Gender/Age | 186 |
| Provincial | |
| Overall | 1236 |
| Gender | 1042 |
| Age group | 65 |
| Gender/Age | 65 |
| Regional | |
| Overall | 389 |
| Gender | 343 |
| Age group | 25 |
| Gender/Age | 25 |
Rankings (Standard)
| National | |
| Overall | 3733 |
| Gender | 3105 |
| Age group | 176 |
| Gender/Age | 176 |
| Provincial | |
| Overall | 1299 |
| Gender | 1093 |
| Age group | 61 |
| Gender/Age | 61 |
| Regional | |
| Overall | 377 |
| Gender | 331 |
| Age group | 23 |
| Gender/Age | 23 |
Rankings (Rapid)
| National | |
| Overall | 1907 |
| Gender | 1571 |
| Age group | 77 |
| Gender/Age | 76 |
| Provincial | |
| Overall | 336 |
| Gender | 277 |
| Age group | 27 |
| Gender/Age | 27 |
| Regional | |
| Overall | 141 |
| Gender | 125 |
| Age group | 16 |
| 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 | 2 |
| Percent | 40 |
| Aor | 1395.3 |
| Dp | -85 |
| Prat | 1310.3 |
Performance ()
| Games | 9 |
| Score | 3 |
| Percent | 33.3 |
| Aor | 1511.6 |
| Dp | -141.7 |
| Prat | 1370 |
Performance (12 months)
| Games | 29 |
| Score | 15.5 |
| Percent | 53.4 |
| Aor | 1401.7 |
| Dp | 29.3 |
| Prat | 1431 |
Performance (History)
| Games | 73 |
| Score | 32 |
| Percent | 43.8 |
| Aor | 1266 |
| Dp | -52.4 |
| Prat | 1213.6 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Govender, S (Sergen) | 3 | 2 | 1 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | 2019 SWVG Arnold Classic (Blitz Parents) | Details |
| Overall | 2 | Visagie, A (Arina) | 2 | 0 | 2 | East Rand Chess Club 2025 (A) | East Rand Chess Club 2025 (A) | Details |
| Overall | 3 | Huisamen, L (Louis Johannes Botha) | 2 | 2 | 0 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | 2019 SWVG Arnold Classic (Blitz Parents) | Details |
| Overall | 4 | Ramlall, R (Rakesh) | 2 | 2 | 0 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | 2019 SWVG Arnold Classic (Blitz Open) | Details |
| Overall | 5 | Visagie, R (Raymond) | 2 | 0 | 2 | East Rand Chess Club 2025 (A) | East Rand Chess Club 2025 (A) | Details |
| Rapid | 1 | Visagie, A (Arina) | 2 | 0 | 2 | East Rand Chess Club 2025 (A) | East Rand Chess Club 2025 (A) | Details |
| Rapid | 2 | Cunniff, M (Morne) | 2 | 2 | 0 | East Rand Chess Club 2025 (A) | East Rand Chess Club 2025 (A) | Details |
| Rapid | 3 | Brits, L (Leon) | 2 | 2 | 0 | East Rand Chess Club 2025 (A) | East Rand Chess Club 2025 (A) | Details |
| Rapid | 4 | Visagie, R (Raymond) | 2 | 0 | 2 | East Rand Chess Club 2025 (A) | East Rand Chess Club 2025 (A) | Details |
| Rapid | 5 | Botiyana, A (Aphiwe) | 2 | 2 | 0 | East Rand Chess Club 2025 (A) | East Rand Chess Club 2025 (A) | Details |
| Blitz | 1 | Govender, S (Sergen) | 3 | 2 | 1 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | 2019 SWVG Arnold Classic (Blitz Parents) | Details |
| Blitz | 2 | Grobler, AA (Anna Alida) | 2 | 1 | 1 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | 2019 SWVG Arnold Classic (Blitz Parents) | Details |
| Blitz | 3 | Huisamen, L (Louis Johannes Botha) | 2 | 2 | 0 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | 2019 SWVG Arnold Classic (Blitz Parents) | Details |
| Blitz | 4 | Magu, AV (Amardeep Vicky) | 2 | 1 | 1 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | 2019 SWVG Arnold Classic (Blitz Parents) | Details |
| Blitz | 5 | Ramlall, R (Rakesh) | 2 | 2 | 0 | SWVG Arnold Classic Rapid & Blitz 2018 (Blitz Parents) | 2019 SWVG Arnold Classic (Blitz Open) | Details |