PLAYER PAGE
Zayden John
1170313834Nelson Mandela Bay (ENM)Personal
Main rating
| Rating | 1670.9 |
| K-factor | 28 |
| Floor | 1116.4 |
| Highest | 1714.4 (2026-02-01) |
| Min/Max +/- allowed | 80 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1605.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1670.9 |
| K-factor | 28 |
| Floor | 1116.4 |
| Highest | 1714.4 (2026-02-01) |
| Min/Max +/- allowed | 79.7 |
Standard rating
| Rating | 1664.7 |
| K-factor | 28 |
| Floor | 1121.8 |
| Highest | 1717.8 (2026-02-01) |
| Min/Max +/- allowed | 79.3 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1647.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1664.7 |
| K-factor | 28 |
| Floor | 1121.8 |
| Highest | 1717.8 (2026-02-01) |
| Min/Max +/- allowed | 79.3 |
Rapid rating
| Rating | 1360.7 |
| K-factor | 36 |
| Floor | 860.7 |
| Highest | 1360.7 (2026-08-01) |
| Min/Max +/- allowed | 131.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1360.7 |
| K-factor | 36 |
| Floor | 860.7 |
| Highest | 1360.7 (2026-08-01) |
| Min/Max +/- allowed | 131.9 |
Blitz rating
| Rating | 1222.8 |
| K-factor | 36 |
| Floor | 746.4 |
| Highest | 1246.4 (2025-09-30) |
| Min/Max +/- allowed | 155.2 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1222.8 |
| K-factor | 36 |
| Floor | 746.4 |
| Highest | 1246.4 (2025-09-30) |
| Min/Max +/- allowed | 155.2 |
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 | 2026 PECC Fast & Furious Blitz II | Blitz | 2026-05-28 | 2026-05-28 | Nelson Mandela Bay (ENM) | 7 | 1607.4 | 7 | 3 | 1397.6 | -8.4 | Details |
| 2 | Checkmate in Gqeberha 2026 (U12) | Rapid | 2026-07-11 | 2026-07-11 | Nelson Mandela Bay (ENM) | 6 | 1607.4 | 6 | 5.5 | 1836.1 | 24.7 | Details |
| 3 | South African Open Championship 2026 (U9 Boys) | Classical | 2026-07-02 | 2026-07-05 | Cape Town (WCT) | 7 | 1607.4 | 7 | 6 | 1806.2 | 47.3 | Details |
| 4 | Spartans Bishops 2026 (Bishops) | Standard | 2026-05-01 | 2026-05-01 | Sarah Baartman (ESB) | 5 | 1635.6 | 5 | 4 | 1633 | 0.6 | Details |
| 5 | NMBCU Trials 5 2026 (U12) | Standard | 2026-05-15 | 2026-05-16 | Nelson Mandela Bay (ENM) | 6 | 1635.6 | 6 | 4.5 | 1573.9 | -8.4 | Details |
| 6 | 2026 PECC Fast & Furious Blitz I | Blitz | 2026-05-14 | 2026-05-21 | Nelson Mandela Bay (ENM) | 10 | 1635.6 | 5 | 2 | 1441.6 | -7 | Details |
| 7 | 2026 PECC Fast & Furious Rapid | Rapid | 2026-04-16 | 2026-04-30 | Nelson Mandela Bay (ENM) | 6 | 1635.6 | 6 | 3.5 | 1549.9 | -8.2 | Details |
| 8 | 2026 NMBCU Trials 4 (U12) | Standard | 2026-04-24 | 2026-04-25 | Nelson Mandela Bay (ENM) | 6 | 1622.8 | 6 | 4.5 | 1676.3 | 7.1 | Details |
| 9 | NMBCU Trials 3 2026 (U10) | Standard | 2026-04-18 | 2026-04-18 | Nelson Mandela Bay (ENM) | 5 | 1622.8 | 5 | 5 | 1734.6 | 16.7 | Details |
| 10 | South African Junior Closed Chess Championship 2026 (U10 Open) | Classical | 2026-03-28 | 2026-04-02 | Bojanala Platina (NBR) | 9 | 1622.8 | 9 | 5 | 1588.5 | -11 | Details |
| 11 | Pearson Chess Festival 2026 | Standard | 2026-02-27 | 2026-02-28 | Nelson Mandela Bay (ENM) | 5 | 1713.9 | 5 | 1.5 | 1378.5 | -31.4 | Details |
| 12 | NMBCU Trial 1 2026 (U8+U10) | Standard | 2026-02-20 | 2026-02-21 | Nelson Mandela Bay (ENM) | 5 | 1713.9 | 5 | 4.5 | 1584.5 | -5.3 | Details |
| 13 | SAJCCC ENM Players Fundraiser February 2026 (A) | Standard | 2026-02-14 | 2026-02-14 | Nelson Mandela Bay (ENM) | 5 | 1713.9 | 5 | 2 | 1459.4 | -23.1 | Details |
| 14 | Fide in the Bay 2026 (U12) | Standard | 2026-01-24 | 2026-01-24 | Nelson Mandela Bay (ENM) | 5 | 1620.2 | 5 | 4.5 | 1728.9 | 5 | Details |
| 15 | 2025 Mzansi Individual Championships (U10 Open) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1510.8 | 6 | 5 | 1739.9 | 32.4 | Details |
| 16 | 2025 Mzansi Inter Provincial Team Championships (U10 Combined) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1510.8 | 6 | 6 | 2000 | 57.3 | Details |
| 17 | 2025 PE Chess Club Championship (B) | Standard | 2025-12-05 | 2025-12-06 | Nelson Mandela Bay (ENM) | 5 | 1510.8 | 4 | 2.5 | 1563.1 | 4.1 | Details |
| 18 | Fide in the Bay 2025 (D) | Standard | 2025-11-29 | 2025-11-29 | Nelson Mandela Bay (ENM) | 5 | 1570 | 5 | 3 | 1423.1 | -14.8 | Details |
| 19 | PECC - Rapid 2025 (A) | Rapid | 2025-10-23 | 2025-10-30 | Nelson Mandela Bay (ENM) | 6 | 1563.5 | 3 | 1 | 1161.8 | -11.3 | Details |
| 20 | Fide in the Bay 2025 (U12) | Rapid | 2025-10-04 | 2025-10-04 | Nelson Mandela Bay (ENM) | 7 | 1563.5 | 7 | 6 | 1667 | 5.4 | Details |
| 21 | PECC - Club Blitz 2025 | Blitz | 2025-09-18 | 2025-09-18 | Nelson Mandela Bay (ENM) | 6 | 1442.8 | 6 | 4 | 1588.6 | 3.7 | Details |
| 22 | EC Closed 2025 (U8+U10 Boys) | Standard | 2025-09-06 | 2025-09-07 | Nelson Mandela Bay (ENM) | 6 | 1442.8 | 6 | 6 | 1893.9 | 59.8 | Details |
| 23 | FIDE in the Bay 2025 (U12) | Standard | 2025-08-30 | 2025-08-30 | Nelson Mandela Bay (ENM) | 5 | 1401.3 | 5 | 3.5 | 1533.8 | 13.6 | Details |
| 24 | Eastern Cape Inter-Regional Individual Chess Championship 2025 (U10 Open) | Standard | 2025-07-11 | 2025-07-12 | Amathole (EAL) | 6 | 1294.6 | 6 | 4 | 1559.2 | 30.9 | Details |
| 25 | Eastern Cape Inter-Regional Team Chess Championship 2025 (U10) | Standard | 2025-07-10 | 2025-07-10 | Amathole (EAL) | 5 | 1294.6 | 2 | 1 | 1345.4 | 3.3 | Details |
| 26 | Fide in the Bay 2025 (B) | Standard | 2025-07-05 | 2025-07-05 | Nelson Mandela Bay (ENM) | 5 | 1294.6 | 5 | 3 | 1368.2 | 6.5 | Details |
| 27 | NMBCU Closed 2025 (U10) | Standard | 2025-06-13 | 2025-06-14 | Nelson Mandela Bay (ENM) | 6 | 1292.1 | 6 | 3 | 1293.8 | 0.2 | Details |
| 28 | NMBCU Open 2025 (C) | Standard | 2025-05-23 | 2025-05-24 | Nelson Mandela Bay (ENM) | 6 | 1223.1 | 6 | 3 | 1356.5 | 15.4 | Details |
| 29 | NMBCU Trial 4 2025 (U10) | Standard | 2025-05-09 | 2025-05-10 | Nelson Mandela Bay (ENM) | 6 | 1223.1 | 4 | 1.5 | 1198.7 | -2 | Details |
| 30 | Karen Ashworth 2025 (C) | Standard | 2025-04-26 | 2025-04-26 | Nelson Mandela Bay (ENM) | 5 | 1223.1 | 5 | 4 | 1458.5 | 23.7 | Details |
| 31 | NMB 3rd Trials 2025 (U10) | Standard | 2025-04-11 | 2025-04-12 | Nelson Mandela Bay (ENM) | 6 | 1206.8 | 6 | 3 | 1284.7 | 9 | Details |
| 32 | NMB 2nd Trials 2025 (U10) | Standard | 2025-03-07 | 2025-03-08 | Nelson Mandela Bay (ENM) | 6 | 1209.2 | 6 | 2 | 1042.1 | -19.6 | Details |
| 33 | NMBCH Trial 1 2025 (U10) | Standard | 2025-02-14 | 2025-02-15 | Nelson Mandela Bay (ENM) | 6 | 1257.1 | 6 | 2 | 1022.7 | -27.4 | Details |
| 34 | Township Chess 204 (C) | Standard | 2024-11-30 | 2024-11-30 | Nelson Mandela Bay (ENM) | 5 | 1200 | 5 | 4 | 1485.6 | 28.6 | 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 | 82 |
| Wins | 51 |
| Draws | 9 |
| Losses | 22 |
| White | 42 |
| Black | 40 |
| White wins | 27 |
| Black wins | 24 |
| Score | 55.5 |
| Percent | 67.7 |
| Dp | 150.3 |
| AOR | 1451.4 |
| Performance | 1601.7 |
Game statistics (History)
| Games | 187 |
| Wins | 115 |
| Draws | 16 |
| Losses | 56 |
| White | 94 |
| Black | 93 |
| White wins | 61 |
| Black wins | 54 |
| Score | 123 |
| Percent | 65.8 |
| Dp | 134.1 |
| AOR | 1391.4 |
| Performance | 1525.5 |
Rankings (Main)
| National | |
| Overall | 673 |
| Gender | 632 |
| Age group | 11 |
| Gender/Age | 10 |
| Provincial | |
| Overall | 63 |
| Gender | 60 |
| Age group | 3 |
| Gender/Age | 3 |
| Regional | |
| Overall | 34 |
| Gender | 32 |
| Age group | 2 |
| Gender/Age | 2 |
Rankings (Standard)
| National | |
| Overall | 663 |
| Gender | 620 |
| Age group | 15 |
| Gender/Age | 14 |
| Provincial | |
| Overall | 63 |
| Gender | 60 |
| Age group | 4 |
| Gender/Age | 4 |
| Regional | |
| Overall | 29 |
| Gender | 27 |
| Age group | 2 |
| Gender/Age | 2 |
Rankings (Rapid)
| National | |
| Overall | 1255 |
| Gender | 1074 |
| Age group | 57 |
| Gender/Age | 49 |
| Provincial | |
| Overall | 96 |
| Gender | 86 |
| Age group | 4 |
| Gender/Age | 4 |
| Regional | |
| Overall | 29 |
| Gender | 29 |
| Age group | 1 |
| Gender/Age | 1 |
Rankings (Blitz)
| National | |
| Overall | 463 |
| Gender | 432 |
| Age group | 13 |
| Gender/Age | 12 |
| Provincial | |
| Overall | 58 |
| Gender | 54 |
| Age group | 2 |
| Gender/Age | 2 |
| Regional | |
| Overall | 35 |
| Gender | 32 |
| Age group | 1 |
| Gender/Age | 1 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 82 |
| Score | 55.5 |
| Percent | 67.7 |
| Aor | 1451.4 |
| Dp | 150.3 |
| Prat | 1601.7 |
Performance (12 months)
| Games | 130 |
| Score | 92.5 |
| Percent | 71.2 |
| Aor | 1442.3 |
| Dp | 179.8 |
| Prat | 1622.1 |
Performance (History)
| Games | 187 |
| Score | 123 |
| Percent | 65.8 |
| Aor | 1391.4 |
| Dp | 134.1 |
| Prat | 1525.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Abrahams, L (Levi) | 10 | 5 | 5 | NMBCH Trial 1 2025 (U10) | 2026 PECC Fast & Furious Blitz I | Details |
| Overall | 2 | Viljoen, C (Colton) | 7 | 5 | 2 | NMBCH Trial 1 2025 (U10) | Checkmate in Gqeberha 2026 (U12) | Details |
| Overall | 3 | Celliers, M (Morgan) | 6 | 3 | 3 | NMB 3rd Trials 2025 (U10) | 2025 PE Chess Club Championship (B) | Details |
| Overall | 4 | Borriero, L (Luca) | 6 | 2 | 4 | NMBCH Trial 1 2025 (U10) | NMBCU Trials 5 2026 (U12) | Details |
| Overall | 5 | Smith, A (Ayden) | 5 | 2 | 3 | NMBCH Trial 1 2025 (U10) | NMBCU Trials 3 2026 (U10) | Details |
| Standard | 1 | Abrahams, L (Levi) | 7 | 3 | 4 | NMBCH Trial 1 2025 (U10) | NMBCU Trials 3 2026 (U10) | Details |
| Standard | 2 | Celliers, M (Morgan) | 6 | 3 | 3 | NMB 3rd Trials 2025 (U10) | 2025 PE Chess Club Championship (B) | Details |
| Standard | 3 | Borriero, L (Luca) | 6 | 2 | 4 | NMBCH Trial 1 2025 (U10) | NMBCU Trials 5 2026 (U12) | Details |
| Standard | 4 | Viljoen, C (Colton) | 5 | 3 | 2 | NMBCH Trial 1 2025 (U10) | 2026 NMBCU Trials 4 (U12) | Details |
| Standard | 5 | Arries, T (Tristan) | 5 | 1 | 4 | Township Chess 204 (C) | EC Closed 2025 (U8+U10 Boys) | Details |
| Rapid | 1 | Wimble, M (Matthew) | 2 | 1 | 1 | Fide in the Bay 2025 (U12) | Checkmate in Gqeberha 2026 (U12) | Details |
| Rapid | 2 | Viljoen, C (Colton) | 2 | 2 | 0 | Fide in the Bay 2025 (U12) | Checkmate in Gqeberha 2026 (U12) | Details |
| Rapid | 3 | Sternberg, N (Nicolas) | 2 | 2 | 0 | Fide in the Bay 2025 (U12) | Checkmate in Gqeberha 2026 (U12) | Details |
| Rapid | 4 | Abrahams, L (Levi) | 2 | 1 | 1 | Fide in the Bay 2025 (U12) | PECC - Rapid 2025 (A) | Details |
| Blitz | 1 | Van Der Merwe, L (Lucas) | 2 | 1 | 1 | 2026 PECC Fast & Furious Blitz I | 2026 PECC Fast & Furious Blitz II | Details |