PLAYER PAGE
Coby Farkas
1110141967Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1335.9 |
| K-factor | 36 |
| Floor | 835.9 |
| Highest | 1335.9 (2026-09-01) |
| Min/Max +/- allowed | 137 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1291.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1335.9 |
| K-factor | 36 |
| Floor | 835.9 |
| Highest | 1335.9 (2026-09-01) |
| Min/Max +/- allowed | 136.6 |
Standard rating
| Rating | 1343.5 |
| K-factor | 36 |
| Floor | 843.5 |
| Highest | 1343.5 (2026-09-01) |
| Min/Max +/- allowed | 135.2 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1309.1 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1343.5 |
| K-factor | 36 |
| Floor | 843.5 |
| Highest | 1343.5 (2026-09-01) |
| Min/Max +/- allowed | 135.2 |
Rapid rating
| Rating | 1201.6 |
| K-factor | 36 |
| Floor | 731.4 |
| Highest | 1289.4 (2022-06-01) |
| Min/Max +/- allowed | 146 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1149.2 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1201.6 |
| K-factor | 36 |
| Floor | 731.4 |
| Highest | 1289.4 (2022-06-01) |
| Min/Max +/- allowed | 146 |
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 |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | JMC Closed 2026 (U16) | Standard | 2026-08-01 | 2026-08-02 | Johannesburg Metro (GJM) | 5 | 1335.9 | 5 | 2 | 1398 | 13.2 | Details |
| 2 | JMC Crawford Sandton Rapid 2026 (Open) | Rapid | 2026-05-09 | 2026-05-09 | Johannesburg Metro (GJM) | 5 | 1318.3 | 5 | 2 | 1348.8 | 4.3 | Details |
| 3 | Chess Power House Freedom Day Open 2026 (B) | Standard | 2026-04-27 | 2026-04-27 | Ekurhuleni (GE) | 5 | 1321.8 | 4 | 2 | 1296.6 | -3.5 | Details |
| 4 | Chess Power House February Open 2026 (B) | Standard | 2026-02-21 | 2026-02-21 | Ekurhuleni (GE) | 5 | 1198.5 | 5 | 3 | 1464.1 | 24.6 | Details |
| 5 | MCA Welcome JHB 2026 (Intermediate) | Standard | 2026-02-07 | 2026-02-07 | Johannesburg Metro (GJM) | 5 | 1198.5 | 5 | 2 | 1331.9 | 8.3 | Details |
| 6 | Chess Power House Dec Rapid 2025 (B) | Rapid | 2025-12-16 | 2025-12-16 | Johannesburg Metro (GJM) | 5 | 1198.6 | 5 | 2 | 1204.6 | 0.8 | Details |
| 7 | Gauteng Inter-Region at Emerald Resort 2025 (U16+18 Candidates) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1198.6 | 5 | 3.5 | 1445.8 | 28 | Details |
| 8 | JCC St Davids Marist Schools League 2025 (A) | Standard | 2025-09-08 | 2025-10-27 | Johannesburg Metro (GJM) | 6 | 1203.3 | 1 | 0 | 872.6 | -7.1 | Details |
| 9 | Chess Power House October Open 2025 (B) | Standard | 2025-10-25 | 2025-10-25 | Ekurhuleni (GE) | 5 | 1203.3 | 4 | 0 | 1128.5 | -6.1 | Details |
| 10 | Rock n Roll Rapid 2025 (Kings) | Rapid | 2025-08-24 | 2025-08-24 | Ekurhuleni (GE) | 5 | 1225.3 | 4 | 2 | 1334.4 | 4.8 | Details |
| 11 | JMC Closed 2025 (U16) | Standard | 2025-08-09 | 2025-08-10 | Johannesburg Metro (GJM) | 5 | 1225.3 | 4 | 0 | 909.4 | -28 | Details |
| 12 | JCC - SAHETI Chess League 2025 | Rapid | 2025-05-12 | 2025-06-09 | Johannesburg Metro (GJM) | 5 | 1225.3 | 1 | 0 | 775 | -7.3 | Details |
| 13 | Chess Power House Youth Day Rapid 2025 (B) | Rapid | 2025-06-16 | 2025-06-16 | Ekurhuleni (GE) | 5 | 1232.1 | 5 | 2 | 1165.9 | -3.8 | Details |
| 14 | JMC Crawford Ruimsig 2025 (D) | Standard | 2025-03-01 | 2025-03-01 | Johannesburg Metro (GJM) | 5 | 1211.5 | 5 | 3 | 1336.2 | 11.5 | Details |
| 15 | JMC Rapid The Bridge School 2025 (Open) | Rapid | 2025-02-23 | 2025-02-23 | Johannesburg Metro (GJM) | 7 | 1202.7 | 7 | 1 | 1033.8 | -11.2 | Details |
| 16 | CPH Primrose Open 2025 (B) | Standard | 2025-02-08 | 2025-02-08 | Ekurhuleni (GE) | 5 | 1202.7 | 5 | 2.5 | 1299 | 8.6 | Details |
| 17 | Chess Power House Feb Rapid 2025 (A) | Rapid | 2025-02-02 | 2025-02-02 | Johannesburg Metro (GJM) | 5 | 1202.7 | 5 | 3 | 1331.1 | 7.5 | Details |
| 18 | CPH Boksburg Open 2024 (C) | Standard | 2024-10-26 | 2024-10-26 | Ekurhuleni (GE) | 5 | 1205.5 | 5 | 2 | 1124.8 | -8.8 | Details |
| 19 | Chess Power House May Open 2024 (C) | Standard | 2024-05-25 | 2024-05-25 | Johannesburg Metro (GJM) | 5 | 1217.2 | 5 | 2 | 1159 | -6.5 | Details |
| 20 | JCC King David Linksfield Rapid 2024 (B) | Rapid | 2024-04-21 | 2024-04-21 | Johannesburg Metro (GJM) | 5 | 1197.4 | 5 | 3 | 1405.7 | 11 | Details |
| 21 | Ekurhuleni North Chess Club Open Tournament 2024 (D) | Rapid | 2024-03-02 | 2024-03-02 | Ehlanzeni (MEN) | 7 | 1209.9 | 7 | 3 | 1145.3 | -7 | Details |
| 22 | Chess Power House 2023 (C) | Standard | 2023-08-19 | 2023-08-19 | Johannesburg Metro (GJM) | 5 | 1221.7 | 5 | 2 | 1167.8 | -6.8 | Details |
| 23 | Chess Molecules 16 June Tournament 2023 (Grade 5-7) | Rapid | 2023-06-16 | 2023-06-16 | Ekurhuleni (GE) | 5 | 1210.9 | 5 | 3 | 1301.7 | 5.9 | Details |
| 24 | Chess Power House Rapid 2022 (B) | Rapid | 2022-06-11 | 2022-06-11 | Johannesburg Metro (GJM) | 5 | 1200 | 5 | 3 | 1305.8 | 5.5 | 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 | 11 |
| Draws | 0 |
| Losses | 13 |
| White | 13 |
| Black | 11 |
| White wins | 9 |
| Black wins | 2 |
| Score | 11 |
| Percent | 45.8 |
| Dp | -35.4 |
| AOR | 1406.3 |
| Performance | 1370.9 |
Game statistics (History)
| Games | 112 |
| Wins | 46 |
| Draws | 4 |
| Losses | 62 |
| White | 60 |
| Black | 52 |
| White wins | 26 |
| Black wins | 20 |
| Score | 48 |
| Percent | 42.9 |
| Dp | -60.7 |
| AOR | 1306.5 |
| Performance | 1245.8 |
Rankings (Main)
| National | |
| Overall | 5059 |
| Gender | 4199 |
| Age group | 770 |
| Gender/Age | 604 |
| Provincial | |
| Overall | 1706 |
| Gender | 1420 |
| Age group | 266 |
| Gender/Age | 206 |
| Regional | |
| Overall | 472 |
| Gender | 407 |
| Age group | 59 |
| Gender/Age | 44 |
Rankings (Standard)
| National | |
| Overall | 4293 |
| Gender | 3539 |
| Age group | 670 |
| Gender/Age | 523 |
| Provincial | |
| Overall | 1532 |
| Gender | 1279 |
| Age group | 244 |
| Gender/Age | 190 |
| Regional | |
| Overall | 426 |
| Gender | 367 |
| Age group | 55 |
| Gender/Age | 42 |
Rankings (Rapid)
| National | |
| Overall | 4332 |
| Gender | 3399 |
| Age group | 786 |
| Gender/Age | 598 |
| Provincial | |
| Overall | 1056 |
| Gender | 827 |
| Age group | 192 |
| Gender/Age | 144 |
| Regional | |
| Overall | 273 |
| Gender | 223 |
| Age group | 43 |
| Gender/Age | 31 |
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 | 11 |
| Percent | 45.8 |
| Aor | 1406.3 |
| Dp | -35.4 |
| Prat | 1370.9 |
Performance (12 months)
| Games | 35 |
| Score | 16.5 |
| Percent | 47.1 |
| Aor | 1367.9 |
| Dp | -24.3 |
| Prat | 1343.6 |
Performance (History)
| Games | 112 |
| Score | 48 |
| Percent | 42.9 |
| Aor | 1306.5 |
| Dp | -60.7 |
| Prat | 1245.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Mlilo, S (Sibongisiwe) | 3 | 3 | 0 | JCC King David Linksfield Rapid 2024 (B) | JMC Rapid The Bridge School 2025 (Open) | Details |
| Overall | 2 | Karuppan, Z (Zebada) | 2 | 1 | 1 | Chess Power House Feb Rapid 2025 (A) | CPH Primrose Open 2025 (B) | Details |
| Overall | 3 | Mashigo, W (Wayne) | 2 | 1 | 1 | CPH Boksburg Open 2024 (C) | Chess Power House Youth Day Rapid 2025 (B) | Details |
| Overall | 4 | Strickler, L (Luke) | 2 | 1 | 1 | MCA Welcome JHB 2026 (Intermediate) | JMC Closed 2026 (U16) | Details |
| Overall | 5 | Assabi, O (Ofer) | 2 | 1 | 1 | CPH Primrose Open 2025 (B) | JMC Rapid The Bridge School 2025 (Open) | Details |
| Standard | 1 | Strickler, L (Luke) | 2 | 1 | 1 | MCA Welcome JHB 2026 (Intermediate) | JMC Closed 2026 (U16) | Details |
| Standard | 2 | Kolbe, J (Jayton) | 2 | 2 | 0 | JMC Closed 2025 (U16) | JMC Closed 2026 (U16) | Details |
| Rapid | 1 | Mlilo, S (Sibongisiwe) | 3 | 3 | 0 | JCC King David Linksfield Rapid 2024 (B) | JMC Rapid The Bridge School 2025 (Open) | Details |
| Rapid | 2 | Gadney, L (Liam) | 2 | 1 | 1 | Ekurhuleni North Chess Club Open Tournament 2024 (D) | JCC King David Linksfield Rapid 2024 (B) | Details |