PLAYER PAGE
Dewald Ebersohn
1080308703Mangaung (FMB)Personal
Main rating
| Rating | 1373.7 |
| K-factor | 36 |
| Floor | 877.8 |
| Highest | 1377.8 (2025-09-01) |
| Min/Max +/- allowed | 129 |
| Rating Change () | |
| Games | 10 |
| Score | 5.5 |
| We | 3.73 |
| SWe | 1.48 |
| Temp +/- | 53.4 |
| Penalties | 0 |
| Weight perform | 1438.4 |
| Final +/- | +64.7 |
| New Rating () | |
| Rating | 1438.4 |
| K-factor | 32 |
| Floor | 938.4 |
| Highest | 1438.4 (2026-05-01) |
| Min/Max +/- allowed | 118.1 |
Standard rating
| Rating | 1368.2 |
| K-factor | 36 |
| Floor | 884.4 |
| Highest | 1384.4 (2025-09-01) |
| Min/Max +/- allowed | 127.5 |
| Rating Change () | |
| Games | 10 |
| Score | 5.5 |
| We | 3.74 |
| SWe | 1.76 |
| Temp +/- | 63.2 |
| Penalties | 0 |
| Weight perform | 1438.4 |
| Final +/- | +70.3 |
| New Rating () | |
| Rating | 1438.4 |
| K-factor | 32 |
| Floor | 938.4 |
| Highest | 1438.4 (2026-05-01) |
| Min/Max +/- allowed | 118.1 |
Rapid rating
| Rating | 1238 |
| K-factor | 36 |
| Floor | 741.6 |
| Highest | 1371.2 (2024-08-01) |
| Min/Max +/- allowed | 129.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1238 |
| K-factor | 36 |
| Floor | 741.6 |
| Highest | 1371.2 (2024-08-01) |
| Min/Max +/- allowed | 129.9 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-10-01) |
| 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 (2024-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Inter Regional Chess Championship 2026 (Individual U20) | Standard | 2026-05-22 | 2026-05-23 | Mangaung (FMB) | 5 | 1373.7 | 5 | 3 | 1490.4 | 22 | Details |
| 2 | Mangaung Metro Chess 8-9 May 2026 (A) | Standard | 2026-05-08 | 2026-05-09 | Mangaung (FMB) | 5 | 1373.7 | 5 | 2.5 | 1545.4 | 31.5 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Grey College Team Championship 2026 (A) | Standard | 2026-02-20 | 2026-02-21 | Mangaung (FMB) | 5 | 1366.8 | 5 | 2.5 | 1400 | 4 | Details |
| 2 | 2025 Mzansi Inter Provincial Team Championships (U18 Open) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1329.3 | 6 | 3 | 1509 | 20.9 | Details |
| 3 | 11th Piet van Zyl Chess Festival 2025 (A) | Standard | 2025-10-10 | 2025-10-11 | Mangaung (FMB) | 5 | 1377.8 | 5 | 0.5 | 1098.4 | -26.9 | Details |
| 4 | Bloemfontein Highchool Chess Teams Aug 2025 | Standard | 2025-07-26 | 2025-09-06 | Mangaung (FMB) | 6 | 1377.8 | 3 | 2 | 1388.8 | 0 | Details |
| 5 | Free State Closed 2025 (U18 Open) | Standard | 2025-08-14 | 2025-08-15 | Mangaung (FMB) | 5 | 1354.1 | 5 | 3 | 1480.9 | 13.1 | Details |
| 6 | Spartan Bishops Championships Warriors 2025 (U18) | Standard | 2025-05-23 | 2025-05-25 | Frances Baard (NCF) | 5 | 1252.2 | 5 | 3.5 | 1496.5 | 24.7 | Details |
| 7 | Mangaung Metro Chess 9-10 May 2025 (B) | Standard | 2025-05-09 | 2025-05-10 | Mangaung (FMB) | 5 | 1252.2 | 5 | 4.5 | 1581.5 | 31.9 | Details |
| 8 | Mangaung Metro Chess 7-8 March 2025 (A) | Standard | 2025-03-07 | 2025-03-08 | Mangaung (FMB) | 5 | 1312.4 | 4 | 0 | 889.5 | -33.4 | Details |
| 9 | Mangaung Metro Chess 25 January 2025 (A) | Rapid | 2025-01-25 | 2025-01-25 | Mangaung (FMB) | 5 | 1320.3 | 4 | 1 | 1247.4 | -4.4 | Details |
| 10 | Paarl Boys' High Chess Festival 2024 (C) | Standard | 2024-10-04 | 2024-10-05 | Cape Winelands (WCW) | 6 | 1240.5 | 6 | 6 | 1618.8 | 44.3 | Details |
| 11 | Mangaung Metro Chess 11-12 October 2024 (B) | Standard | 2024-10-11 | 2024-10-12 | Mangaung (FMB) | 5 | 1215.1 | 5 | 3 | 1352.5 | 14.1 | Details |
| 12 | Bloemfontein Highschool League 02 Aug 2024 (U17A) | Rapid | 2024-08-02 | 2024-08-02 | Mangaung (FMB) | 5 | 1200 | 5 | 3.5 | 1358.6 | 7.5 | Details |
Game statistics ( )
| Games | 10 |
| Wins | 5 |
| Draws | 1 |
| Losses | 4 |
| White | 4 |
| Black | 6 |
| White wins | 3 |
| Black wins | 2 |
| Score | 5.5 |
| Percent | 55 |
| Dp | 42.5 |
| AOR | 1475.4 |
| Performance | 1517.9 |
Game statistics ()
| Games | 15 |
| Wins | 7 |
| Draws | 2 |
| Losses | 6 |
| White | 6 |
| Black | 9 |
| White wins | 4 |
| Black wins | 3 |
| Score | 8 |
| Percent | 53.3 |
| Dp | 28.3 |
| AOR | 1450.3 |
| Performance | 1478.6 |
Game statistics (History)
| Games | 68 |
| Wins | 35 |
| Draws | 6 |
| Losses | 27 |
| White | 32 |
| Black | 36 |
| White wins | 17 |
| Black wins | 18 |
| Score | 38 |
| Percent | 55.9 |
| Dp | 50 |
| AOR | 1354.4 |
| Performance | 1404.4 |
Rankings (Main)
| National | |
| Overall | 4046 |
| Gender | 3383 |
| Age group | 522 |
| Gender/Age | 430 |
| Provincial | |
| Overall | 85 |
| Gender | 80 |
| Age group | 15 |
| Gender/Age | 15 |
| Regional | |
| Overall | 56 |
| Gender | 54 |
| Age group | 11 |
| Gender/Age | 11 |
Rankings (Standard)
| National | |
| Overall | 3724 |
| Gender | 3084 |
| Age group | 487 |
| Gender/Age | 401 |
| Provincial | |
| Overall | 79 |
| Gender | 73 |
| Age group | 13 |
| Gender/Age | 13 |
| Regional | |
| Overall | 50 |
| Gender | 47 |
| Age group | 9 |
| Gender/Age | 9 |
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 | 10 |
| Score | 5.5 |
| Percent | 55 |
| Aor | 1475.4 |
| Dp | 42.5 |
| Prat | 1517.9 |
Performance ()
| Games | 15 |
| Score | 8 |
| Percent | 53.3 |
| Aor | 1450.3 |
| Dp | 28.3 |
| Prat | 1478.6 |
Performance (12 months)
| Games | 34 |
| Score | 16.5 |
| Percent | 48.5 |
| Aor | 1433 |
| Dp | -12.5 |
| Prat | 1420.5 |
Performance (History)
| Games | 68 |
| Score | 38 |
| Percent | 55.9 |
| Aor | 1354.4 |
| Dp | 50 |
| Prat | 1404.4 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Mclachlan, J (James) | 3 | 3 | 0 | Mangaung Metro Chess 25 January 2025 (A) | 11th Piet van Zyl Chess Festival 2025 (A) | Details |
| Overall | 2 | Rossouw, J (Johrne) | 2 | 2 | 0 | Mangaung Metro Chess 25 January 2025 (A) | Free State Closed 2025 (U18 Open) | Details |
| Overall | 3 | Buys, J (Jandru) | 2 | 1 | 1 | Paarl Boys' High Chess Festival 2024 (C) | Spartan Bishops Championships Warriors 2025 (U18) | Details |
| Standard | 1 | Mclachlan, J (James) | 2 | 2 | 0 | Bloemfontein Highchool Chess Teams Aug 2025 | 11th Piet van Zyl Chess Festival 2025 (A) | Details |
| Standard | 2 | Buys, J (Jandru) | 2 | 1 | 1 | Paarl Boys' High Chess Festival 2024 (C) | Spartan Bishops Championships Warriors 2025 (U18) | Details |