PLAYER PAGE
Johannes Bester
1140157332Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1439.1 |
| K-factor | 32 |
| Floor | 1056.1 |
| Highest | 1556.1 (2025-08-01) |
| Min/Max +/- allowed | 100 |
| Rating Change () | |
| Games | 5 |
| Score | 3.5 |
| We | 2.69 |
| SWe | 0.67 |
| Temp +/- | 21.5 |
| Penalties | 0 |
| Weight perform | 1424.2 |
| Final +/- | +21.5 |
| New Rating () | |
| Rating | 1460.6 |
| K-factor | 32 |
| Floor | 1056.1 |
| Highest | 1556.1 (2025-08-01) |
| Min/Max +/- allowed | 99.8 |
Standard rating
| Rating | 1422.2 |
| K-factor | 32 |
| Floor | 1051.9 |
| Highest | 1551.9 (2025-08-01) |
| Min/Max +/- allowed | 100.4 |
| Rating Change () | |
| Games | 5 |
| Score | 3.5 |
| We | 2.65 |
| SWe | 0.85 |
| Temp +/- | 27.3 |
| Penalties | 0 |
| Weight perform | 1424.2 |
| Final +/- | +27.3 |
| New Rating () | |
| Rating | 1449.5 |
| K-factor | 32 |
| Floor | 1051.9 |
| Highest | 1551.9 (2025-08-01) |
| Min/Max +/- allowed | 100.4 |
Rapid rating
| Rating | 1243.2 |
| K-factor | 36 |
| Floor | 743.2 |
| Highest | 1281 (2024-04-01) |
| Min/Max +/- allowed | 147.7 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1243.2 |
| K-factor | 36 |
| Floor | 743.2 |
| Highest | 1281 (2024-04-01) |
| Min/Max +/- allowed | 147.7 |
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 | Fourth Knight Riders Open Chess Tournament 2026 (D+E) | Standard | 2026-04-11 | 2026-04-11 | Johannesburg Metro (GJM) | 5 | 1439.1 | 5 | 3.5 | 1583.6 | 21.5 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | JMC Trinityhouse Little Falls (B) | Standard | 2026-02-28 | 2026-02-28 | Johannesburg Metro (GJM) | 5 | 1468.9 | 5 | 2 | 1270.2 | -29.7 | Details |
| 2 | 2026 JMC Kick off Tournament (B) | Standard | 2026-02-01 | 2026-02-01 | Johannesburg Metro (GJM) | 5 | 1500.6 | 5 | 2 | 1288.3 | -19.9 | Details |
| 3 | First Knight Riders Juniors Open Chess Tournament 2026 (C) | Standard | 2026-01-17 | 2026-01-17 | Johannesburg Metro (GJM) | 5 | 1494.4 | 5 | 4 | 1539.4 | 1.4 | Details |
| 4 | Gauteng Inter-Region at Emerald Resort 2025 (U12 Championship) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1439.6 | 5 | 5 | 1754.9 | 34.2 | Details |
| 5 | 2025 Gauteng Top Schools Teams (U11) | Standard | 2025-08-29 | 2025-08-29 | Tshwane (GTP) | 5 | 1528.6 | 5 | 2.5 | 1329.7 | -19.6 | Details |
| 6 | 2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys) | Standard | 2025-09-27 | 2025-09-27 | Tshwane (GTP) | 5 | 1528.6 | 5 | 2 | 1163.9 | -36 | Details |
| 7 | Chess Power House Spring Rapid 2025 (C) | Rapid | 2025-09-21 | 2025-09-21 | Ekurhuleni (GE) | 5 | 1532.1 | 4 | 2.5 | 1481.6 | -2.2 | Details |
| 8 | JMC Closed 2025 (U12) | Standard | 2025-08-09 | 2025-08-10 | Johannesburg Metro (GJM) | 5 | 1556.1 | 5 | 3 | 1410.4 | -15 | Details |
| 9 | South African Open 2025 (U12 Open) | Classical | 2025-07-03 | 2025-07-05 | Johannesburg Metro (GJM) | 5 | 1518.1 | 5 | 3.5 | 1605.1 | 11.2 | Details |
| 10 | Third Knight Riders Junior Open 2025 (B+C) | Standard | 2025-06-22 | 2025-06-22 | Johannesburg Metro (GJM) | 5 | 1356.1 | 5 | 4 | 1619.6 | 26.4 | Details |
| 11 | Knight Riders Youth Day Open 2025 (B+C) | Standard | 2025-06-15 | 2025-06-15 | Johannesburg Metro (GJM) | 5 | 1356.1 | 5 | 3.5 | 1653.1 | 29.5 | Details |
| 12 | JMC Crawford Sandton 2025 (U12) | Standard | 2025-05-10 | 2025-05-10 | Johannesburg Metro (GJM) | 5 | 1324 | 5 | 3 | 1475.2 | 15.4 | Details |
| 13 | 2nd Knight Riders Junior Open 2025 (C) | Standard | 2025-03-23 | 2025-03-23 | Johannesburg Metro (GJM) | 5 | 1318.8 | 5 | 2.5 | 1313.3 | 0.2 | Details |
| 14 | MCA Welcome 2025 (Junior) | Standard | 2025-02-15 | 2025-02-15 | Johannesburg Metro (GJM) | 5 | 1191.7 | 5 | 3 | 1299.1 | 9.8 | Details |
| 15 | First Knights Juniors Chess Tournament 2025 (D) | Standard | 2025-02-09 | 2025-02-09 | Johannesburg Metro (GJM) | 5 | 1191.7 | 5 | 4.5 | 1521.4 | 31.5 | Details |
| 16 | JMC Kick Off 2025 (D) | Standard | 2025-02-02 | 2025-02-02 | Johannesburg Metro (GJM) | 5 | 1191.7 | 5 | 2.5 | 1262.3 | 6.1 | Details |
| 17 | Gauteng Schools Individuals Finals 2024 (U11 Boys) | Standard | 2024-08-16 | 2024-08-16 | Ekurhuleni (GE) | 5 | 1166.9 | 4 | 2 | 1343.8 | 13.8 | Details |
| 18 | JMC Trinityhouse Little Falls 2024 (D) | Standard | 2024-06-02 | 2024-06-02 | Johannesburg Metro (GJM) | 5 | 1178.3 | 5 | 2 | 1119.7 | -6.3 | Details |
| 19 | JCC King David Linksfield Rapid 2024 (C) | Rapid | 2024-04-21 | 2024-04-21 | Johannesburg Metro (GJM) | 5 | 1164.8 | 5 | 3 | 1309.8 | 7.6 | Details |
| 20 | JMC Trinity Little Falls 2023 (U10) | Standard | 2023-07-02 | 2023-07-02 | Johannesburg Metro (GJM) | 5 | 1208.1 | 5 | 1 | 953.9 | -24.1 | Details |
| 21 | Knight Riders Youth Day 2023 (U10) | Standard | 2023-06-16 | 2023-06-16 | Johannesburg Metro (GJM) | 5 | 1200 | 4 | 2 | 1256.2 | 4.3 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 3 |
| Draws | 1 |
| Losses | 1 |
| White | 3 |
| Black | 2 |
| White wins | 2 |
| Black wins | 1 |
| Score | 3.5 |
| Percent | 70 |
| Dp | 170 |
| AOR | 1413.6 |
| Performance | 1583.6 |
Game statistics ()
| Games | 20 |
| Wins | 11 |
| Draws | 1 |
| Losses | 8 |
| White | 10 |
| Black | 10 |
| White wins | 7 |
| Black wins | 4 |
| Score | 11.5 |
| Percent | 57.5 |
| Dp | 63.8 |
| AOR | 1356.6 |
| Performance | 1420.4 |
Game statistics (History)
| Games | 107 |
| Wins | 58 |
| Draws | 10 |
| Losses | 39 |
| White | 54 |
| Black | 53 |
| White wins | 38 |
| Black wins | 20 |
| Score | 63 |
| Percent | 58.9 |
| Dp | 75.5 |
| AOR | 1314.2 |
| Performance | 1389.6 |
Rankings (Main)
| National | |
| Overall | 2717 |
| Gender | 2323 |
| Age group | 288 |
| Gender/Age | 209 |
| Provincial | |
| Overall | 922 |
| Gender | 787 |
| Age group | 91 |
| Gender/Age | 71 |
| Regional | |
| Overall | 312 |
| Gender | 275 |
| Age group | 32 |
| Gender/Age | 28 |
Rankings (Standard)
| National | |
| Overall | 2716 |
| Gender | 2291 |
| Age group | 294 |
| Gender/Age | 202 |
| Provincial | |
| Overall | 965 |
| Gender | 822 |
| Age group | 97 |
| Gender/Age | 74 |
| Regional | |
| Overall | 303 |
| Gender | 266 |
| Age group | 33 |
| Gender/Age | 28 |
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 | 5 |
| Score | 3.5 |
| Percent | 70 |
| Aor | 1413.6 |
| Dp | 170 |
| Prat | 1583.6 |
Performance ()
| Games | 20 |
| Score | 11.5 |
| Percent | 57.5 |
| Aor | 1356.6 |
| Dp | 63.8 |
| Prat | 1420.4 |
Performance (12 months)
| Games | 64 |
| Score | 40.5 |
| Percent | 63.3 |
| Aor | 1362 |
| Dp | 112.9 |
| Prat | 1474.9 |
Performance (History)
| Games | 107 |
| Score | 63 |
| Percent | 58.9 |
| Aor | 1314.2 |
| Dp | 75.5 |
| Prat | 1389.6 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Mathibe, K (Koketso) | 2 | 1 | 1 | Third Knight Riders Junior Open 2025 (B+C) | First Knight Riders Juniors Open Chess Tournament 2026 (C) | Details |
| Overall | 2 | Parag, T (Tejas) | 2 | 0 | 2 | JMC Kick Off 2025 (D) | 2nd Knight Riders Junior Open 2025 (C) | Details |
| Overall | 3 | Kotzenmacher, L (Leo) | 2 | 1 | 1 | First Knights Juniors Chess Tournament 2025 (D) | First Knight Riders Juniors Open Chess Tournament 2026 (C) | Details |
| Overall | 4 | Ravuri, C (Chinmay Vihaan) | 2 | 1 | 1 | JMC Crawford Sandton 2025 (U12) | Knight Riders Youth Day Open 2025 (B+C) | Details |
| Overall | 5 | Finnemore, E (Ewan) | 2 | 0 | 2 | JMC Crawford Sandton 2025 (U12) | Third Knight Riders Junior Open 2025 (B+C) | Details |
| Standard | 1 | Finnemore, E (Ewan) | 2 | 0 | 2 | JMC Crawford Sandton 2025 (U12) | Third Knight Riders Junior Open 2025 (B+C) | Details |
| Standard | 2 | Parag, T (Tejas) | 2 | 0 | 2 | JMC Kick Off 2025 (D) | 2nd Knight Riders Junior Open 2025 (C) | Details |
| Standard | 3 | Kotzenmacher, L (Leo) | 2 | 1 | 1 | First Knights Juniors Chess Tournament 2025 (D) | First Knight Riders Juniors Open Chess Tournament 2026 (C) | Details |
| Standard | 4 | Eapen, J (Johan) | 2 | 0 | 2 | South African Open 2025 (U12 Open) | 2026 JMC Kick off Tournament (B) | Details |
| Standard | 5 | Ravuri, C (Chinmay Vihaan) | 2 | 1 | 1 | JMC Crawford Sandton 2025 (U12) | Knight Riders Youth Day Open 2025 (B+C) | Details |