PLAYER PAGE
Zoey Chen
2130192097Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1285 |
| K-factor | 36 |
| Floor | 785 |
| Highest | 1285 (2025-11-01) |
| Min/Max +/- allowed | 147 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1237.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1285 |
| K-factor | 36 |
| Floor | 785 |
| Highest | 1285 (2025-11-01) |
| Min/Max +/- allowed | 146.9 |
Standard rating
| Rating | 1304.7 |
| K-factor | 36 |
| Floor | 804.7 |
| Highest | 1324.1 (2024-06-01) |
| Min/Max +/- allowed | 138.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1237.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1304.7 |
| K-factor | 36 |
| Floor | 804.7 |
| Highest | 1324.1 (2024-06-01) |
| Min/Max +/- allowed | 138.9 |
Rapid rating
| Rating | 1186.3 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-02-01) |
| 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 | 1186.3 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-02-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-02-01) |
| 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 (2024-02-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2025 Gauteng Top Schools Teams (U13) | Standard | 2025-08-29 | 2025-08-29 | Tshwane (GTP) | 5 | 1212.5 | 5 | 3.5 | 1441.2 | 0 | Details |
| 2 | 2025 Gauteng Schools Provincial Individual Chess Championship (U13 Girls) | Standard | 2025-09-27 | 2025-09-27 | Tshwane (GTP) | 5 | 1212.5 | 5 | 3 | 1418.5 | 0 | Details |
| 3 | MCA Winter Chill Classic 2025 (Junior) | Standard | 2025-07-19 | 2025-07-19 | Johannesburg Metro (GJM) | 5 | 1211.6 | 5 | 2 | 1160 | 0 | Details |
| 4 | JMC Crawford Sandton 2025 (D) | Standard | 2025-05-10 | 2025-05-10 | Johannesburg Metro (GJM) | 5 | 1211.2 | 5 | 2 | 1077.6 | 0 | Details |
| 5 | MCA Summer March 2025 (Intermediate) | Standard | 2025-03-08 | 2025-03-08 | Johannesburg Metro (GJM) | 5 | 1209.1 | 5 | 1.5 | 1200.7 | 0 | Details |
| 6 | JMC Rapid The Bridge School 2025 (Open) | Rapid | 2025-02-23 | 2025-02-23 | Johannesburg Metro (GJM) | 7 | 1225.4 | 7 | 1.5 | 1074.4 | 0 | Details |
| 7 | MCA Welcome 2025 (Junior) | Standard | 2025-02-15 | 2025-02-15 | Johannesburg Metro (GJM) | 5 | 1225.4 | 5 | 2 | 1120.3 | 0 | Details |
| 8 | Gauteng Schools Individuals Finals 2024 (U11 Girls) | Standard | 2024-08-16 | 2024-08-16 | Ekurhuleni (GE) | 5 | 1197.6 | 5 | 3 | 1364 | 0 | Details |
| 9 | JMC Closed 2024 (D) | Standard | 2024-08-09 | 2024-08-11 | Johannesburg Metro (GJM) | 5 | 1220.6 | 5 | 2.5 | 1112.7 | 0 | Details |
| 10 | JMC Trinityhouse Little Falls 2024 (D) | Standard | 2024-06-02 | 2024-06-02 | Johannesburg Metro (GJM) | 5 | 1193.4 | 5 | 3 | 1325.5 | 0 | Details |
| 11 | Gear Up Mzansi Rapid 2024 (Junior) | Rapid | 2024-02-17 | 2024-02-17 | Johannesburg Metro (GJM) | 5 | 1200 | 5 | 2 | 1164.2 | 0 | 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 | 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 (History)
| Games | 57 |
| Wins | 24 |
| Draws | 4 |
| Losses | 29 |
| White | 30 |
| Black | 27 |
| White wins | 15 |
| Black wins | 9 |
| Score | 26 |
| Percent | 45.6 |
| Dp | -37.3 |
| AOR | 1255.6 |
| Performance | 1218.3 |
Rankings (Main)
| National | |
| Overall | 6575 |
| Gender | 1162 |
| Age group | 927 |
| Gender/Age | 243 |
| Provincial | |
| Overall | 2222 |
| Gender | 394 |
| Age group | 308 |
| Gender/Age | 75 |
| Regional | |
| Overall | 595 |
| Gender | 82 |
| Age group | 69 |
| Gender/Age | 14 |
Rankings (Standard)
| National | |
| Overall | 5219 |
| Gender | 933 |
| Age group | 723 |
| Gender/Age | 202 |
| Provincial | |
| Overall | 1875 |
| Gender | 330 |
| Age group | 258 |
| Gender/Age | 65 |
| Regional | |
| Overall | 487 |
| Gender | 69 |
| Age group | 65 |
| Gender/Age | 14 |
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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 25 |
| Score | 12 |
| Percent | 48 |
| Aor | 1276.6 |
| Dp | -17 |
| Prat | 1259.6 |
Performance (History)
| Games | 57 |
| Score | 26 |
| Percent | 45.6 |
| Aor | 1255.6 |
| Dp | -37.3 |
| Prat | 1218.3 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Gokool, N (Nishka) | 2 | 1 | 1 | Gear Up Mzansi Rapid 2024 (Junior) | JMC Rapid The Bridge School 2025 (Open) | Details |
| Rapid | 1 | Gokool, N (Nishka) | 2 | 1 | 1 | Gear Up Mzansi Rapid 2024 (Junior) | JMC Rapid The Bridge School 2025 (Open) | Details |
