PLAYER PAGE
James Nahon
1150157233Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1414.9 |
| K-factor | 32 |
| Floor | 914.3 |
| Highest | 1434.3 (2026-01-01) |
| Min/Max +/- allowed | 119 |
| Rating Change () | |
| Games | 4 |
| Score | 2 |
| We | 2.37 |
| SWe | -0.31 |
| Temp +/- | -9.8 |
| Penalties | 0 |
| Weight perform | 1351.4 |
| Final +/- | -9.8 |
| New Rating () | |
| Rating | 1405.1 |
| K-factor | 32 |
| Floor | 914.3 |
| Highest | 1434.3 (2026-01-01) |
| Min/Max +/- allowed | 118.8 |
Standard rating
| Rating | 1396.5 |
| K-factor | 36 |
| Floor | 894.6 |
| Highest | 1403.1 (2026-02-28) |
| Min/Max +/- allowed | 124.2 |
| Rating Change () | |
| Games | 4 |
| Score | 2 |
| We | 2.34 |
| SWe | -0.34 |
| Temp +/- | -12.2 |
| Penalties | 0 |
| Weight perform | 1353.5 |
| Final +/- | -12.2 |
| New Rating () | |
| Rating | 1384.3 |
| K-factor | 36 |
| Floor | 894.6 |
| Highest | 1403.1 (2026-02-28) |
| Min/Max +/- allowed | 124.2 |
Rapid rating
| Rating | 1396.5 |
| K-factor | 36 |
| Floor | 896.5 |
| Highest | 1396.5 (2026-03-01) |
| Min/Max +/- allowed | 125.3 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1368.7 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1396.5 |
| K-factor | 36 |
| Floor | 896.5 |
| Highest | 1396.5 (2026-03-01) |
| Min/Max +/- allowed | 125.3 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| 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 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | JMC Helpmekaar 2026 (U12) | Standard | 2026-05-31 | 2026-05-31 | Johannesburg Metro (GJM) | 5 | 1414.9 | 4 | 2 | 1335.8 | -9.8 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Chess Power House Freedom Day Open 2026 (C) | Standard | 2026-04-27 | 2026-04-27 | Ekurhuleni (GE) | 5 | 1422.1 | 5 | 3 | 1367.2 | -7.2 | Details |
| 2 | Chess Molecules Open Rapid 2026 (C) | Rapid | 2026-03-21 | 2026-03-21 | Johannesburg Metro (GJM) | 5 | 1416.2 | 5 | 3.5 | 1460.1 | 6 | Details |
| 3 | Chess Power House February Open 2026 (C) | Standard | 2026-02-21 | 2026-02-21 | Ekurhuleni (GE) | 5 | 1418.8 | 5 | 2.5 | 1405.6 | -2.2 | Details |
| 4 | MCA Welcome JHB 2026 (Intermediate) | Standard | 2026-02-07 | 2026-02-07 | Johannesburg Metro (GJM) | 5 | 1418.8 | 5 | 3 | 1454.2 | 1.9 | Details |
| 5 | Chess Power House Dec Rapid 2025 (D+E) | Rapid | 2025-12-16 | 2025-12-16 | Johannesburg Metro (GJM) | 5 | 1406.2 | 5 | 3.5 | 1501.2 | 7.3 | Details |
| 6 | Gauteng Inter-Region at Emerald Resort 2025 (U12 Candidates) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1406.2 | 5 | 3 | 1403.3 | -0.9 | Details |
| 7 | Chess Power House October Open 2025 (D) | Standard | 2025-10-25 | 2025-10-25 | Ekurhuleni (GE) | 5 | 1356.7 | 5 | 4 | 1629.9 | 25.9 | Details |
| 8 | MCA Spring Flower Birthday Rapid 2025 (U12) | Rapid | 2025-09-20 | 2025-09-20 | Johannesburg Metro (GJM) | 5 | 1326.6 | 5 | 4 | 1534.5 | 16.8 | Details |
| 9 | JMC Closed 2025 (U12) | Standard | 2025-08-09 | 2025-08-10 | Johannesburg Metro (GJM) | 5 | 1323 | 5 | 2 | 1334.7 | 1.9 | Details |
| 10 | Chess Power House Youth Day Rapid 2025 (D) | Rapid | 2025-06-16 | 2025-06-16 | Ekurhuleni (GE) | 5 | 1354.8 | 5 | 3 | 1332.2 | -1.8 | Details |
| 11 | JMC Helpmekaar 2025 (U12) | Standard | 2025-06-01 | 2025-06-01 | Johannesburg Metro (GJM) | 5 | 1354.8 | 5 | 2 | 1199.2 | -15.8 | Details |
| 12 | CPH May 2025 (D) | Standard | 2025-05-03 | 2025-05-03 | Johannesburg Metro (GJM) | 5 | 1349.3 | 5 | 3 | 1387 | 3 | Details |
| 13 | JMC Crawford Ruimsig 2025 (U12) | Standard | 2025-03-01 | 2025-03-01 | Johannesburg Metro (GJM) | 5 | 1334.6 | 5 | 3 | 1411.3 | 8.1 | Details |
| 14 | JMC Rapid The Bridge School 2025 (Open) | Rapid | 2025-02-23 | 2025-02-23 | Johannesburg Metro (GJM) | 7 | 1362.4 | 7 | 2 | 1144.6 | -15.4 | Details |
| 15 | CPH Boksburg Open 2024 (D) | Standard | 2024-10-26 | 2024-10-26 | Ekurhuleni (GE) | 5 | 1291.6 | 5 | 3 | 1500.4 | 20.9 | Details |
| 16 | Mzansi Spring Open 2024 (Newcomer) | Standard | 2024-09-07 | 2024-09-07 | Johannesburg Metro (GJM) | 5 | 1267.4 | 5 | 3 | 1412.5 | 13.4 | Details |
| 17 | CPH King David Linksfield Aug Rapid 2024 (C) | Rapid | 2024-08-18 | 2024-08-18 | Johannesburg Metro (GJM) | 5 | 1236.8 | 5 | 4 | 1537.6 | 17.1 | Details |
| 18 | Chess Power House July Open 2024 (D) | Standard | 2024-07-20 | 2024-07-20 | Johannesburg Metro (GJM) | 5 | 1253.8 | 5 | 2 | 1163 | -9.5 | Details |
| 19 | GoForChess Junior Chess Championships 2024 (Junior) | Standard | 2024-05-19 | 2024-05-19 | Johannesburg Metro (GJM) | 5 | 1230.2 | 5 | 3 | 1314.3 | 8.8 | Details |
| 20 | Chess Power House May Open 2024 (D) | Standard | 2024-05-25 | 2024-05-25 | Johannesburg Metro (GJM) | 5 | 1230.2 | 5 | 2 | 1181.9 | -4 | Details |
| 21 | JMC Crawford International Sandton 2024 (U10) | Standard | 2024-05-11 | 2024-05-11 | Johannesburg Metro (GJM) | 5 | 1230.2 | 5 | 3 | 1308.3 | 8.3 | Details |
| 22 | JCC King David Linksfield Rapid 2024 (C) | Rapid | 2024-04-21 | 2024-04-21 | Johannesburg Metro (GJM) | 5 | 1235.1 | 5 | 2 | 1178.5 | -2.7 | Details |
| 23 | JMC Unika School Tournament 2024 (U10) | Standard | 2024-03-02 | 2024-03-02 | Johannesburg Metro (GJM) | 5 | 1211.2 | 5 | 3.5 | 1338.7 | 13.3 | Details |
| 24 | Chess Power House 1st Rapid 2024 (C) | Rapid | 2024-02-24 | 2024-02-24 | Johannesburg Metro (GJM) | 5 | 1193.4 | 5 | 3 | 1364.1 | 9.8 | Details |
| 25 | Chess Power House 2023 (D) | Standard | 2023-08-19 | 2023-08-19 | Johannesburg Metro (GJM) | 5 | 1206.9 | 5 | 2 | 1147.7 | -7.3 | Details |
| 26 | Chess Molecules 16 June Tournament 2023 (Grade 0-2) | Rapid | 2023-06-16 | 2023-06-16 | Ekurhuleni (GE) | 5 | 1200 | 5 | 3 | 1260.1 | 3.7 | 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 | 24 |
| Wins | 13 |
| Draws | 2 |
| Losses | 9 |
| White | 12 |
| Black | 12 |
| White wins | 4 |
| Black wins | 9 |
| Score | 14 |
| Percent | 58.3 |
| Dp | 70.8 |
| AOR | 1336.6 |
| Performance | 1407.4 |
Game statistics (History)
| Games | 136 |
| Wins | 72 |
| Draws | 10 |
| Losses | 54 |
| White | 67 |
| Black | 69 |
| White wins | 32 |
| Black wins | 40 |
| Score | 77 |
| Percent | 56.6 |
| Dp | 56.2 |
| AOR | 1296.6 |
| Performance | 1352.9 |
Rankings (Main)
| National | |
| Overall | 3296 |
| Gender | 2792 |
| Age group | 272 |
| Gender/Age | 215 |
| Provincial | |
| Overall | 1132 |
| Gender | 954 |
| Age group | 97 |
| Gender/Age | 81 |
| Regional | |
| Overall | 359 |
| Gender | 315 |
| Age group | 37 |
| Gender/Age | 33 |
Rankings (Standard)
| National | |
| Overall | 3300 |
| Gender | 2750 |
| Age group | 290 |
| Gender/Age | 223 |
| Provincial | |
| Overall | 1169 |
| Gender | 980 |
| Age group | 101 |
| Gender/Age | 81 |
| Regional | |
| Overall | 350 |
| Gender | 305 |
| Age group | 39 |
| Gender/Age | 33 |
Rankings (Rapid)
| National | |
| Overall | 917 |
| Gender | 811 |
| Age group | 102 |
| Gender/Age | 80 |
| Provincial | |
| Overall | 169 |
| Gender | 150 |
| Age group | 15 |
| Gender/Age | 14 |
| Regional | |
| Overall | 85 |
| Gender | 80 |
| Age group | 7 |
| Gender/Age | 6 |
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 | 24 |
| Score | 14 |
| Percent | 58.3 |
| Aor | 1336.6 |
| Dp | 70.8 |
| Prat | 1407.4 |
Performance (12 months)
| Games | 54 |
| Score | 33.5 |
| Percent | 62 |
| Aor | 1332.1 |
| Dp | 102.3 |
| Prat | 1434.4 |
Performance (History)
| Games | 136 |
| Score | 77 |
| Percent | 56.6 |
| Aor | 1296.6 |
| Dp | 56.2 |
| Prat | 1352.9 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Farkas, G (Gadi) | 7 | 5 | 2 | Chess Molecules 16 June Tournament 2023 (Grade 0-2) | Chess Molecules Open Rapid 2026 (C) | Details |
| Overall | 2 | Zhu, R (Ryan Yuancheng) | 5 | 2 | 3 | Chess Power House 1st Rapid 2024 (C) | MCA Welcome JHB 2026 (Intermediate) | Details |
| Overall | 3 | Pon, M (Michael) | 3 | 1 | 2 | Chess Power House May Open 2024 (D) | CPH May 2025 (D) | Details |
| Overall | 4 | Finnemore, E (Ewan) | 3 | 1 | 2 | Chess Power House July Open 2024 (D) | JMC Closed 2025 (U12) | Details |
| Overall | 5 | Kuchibhotla, AKA (Achyuta Kartikeya Arjun) | 2 | 2 | 0 | CPH King David Linksfield Aug Rapid 2024 (C) | CPH Boksburg Open 2024 (D) | Details |
| Standard | 1 | Farkas, G (Gadi) | 4 | 3 | 1 | Chess Power House 2023 (D) | Chess Power House February Open 2026 (C) | Details |
| Standard | 2 | Zhu, R (Ryan Yuancheng) | 3 | 1 | 2 | CPH Boksburg Open 2024 (D) | MCA Welcome JHB 2026 (Intermediate) | Details |
| Standard | 3 | Finnemore, E (Ewan) | 3 | 1 | 2 | Chess Power House July Open 2024 (D) | JMC Closed 2025 (U12) | Details |
| Standard | 4 | Du Pisani, M (Malcolm) | 2 | 1 | 1 | JMC Unika School Tournament 2024 (U10) | Mzansi Spring Open 2024 (Newcomer) | Details |
| Standard | 5 | Van Zijl, W (Wouter) | 2 | 2 | 0 | JMC Unika School Tournament 2024 (U10) | MCA Welcome JHB 2026 (Intermediate) | Details |
| Rapid | 1 | Farkas, G (Gadi) | 3 | 2 | 1 | Chess Molecules 16 June Tournament 2023 (Grade 0-2) | Chess Molecules Open Rapid 2026 (C) | Details |
| Rapid | 2 | Zhu, R (Ryan Yuancheng) | 2 | 1 | 1 | Chess Power House 1st Rapid 2024 (C) | CPH King David Linksfield Aug Rapid 2024 (C) | Details |