PLAYER PAGE
Johann Oosthuizen
182094875Ekurhuleni (GE)Personal
Main rating
| Rating | 1195.6 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-02-01) |
| Min/Max +/- allowed | 166 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 780.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1195.6 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-02-01) |
| Min/Max +/- allowed | 165.8 |
Standard rating
| Rating | 1208.6 |
| K-factor | 36 |
| Floor | 708.6 |
| Highest | 1208.6 (2025-02-01) |
| Min/Max +/- allowed | 163.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 794.5 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1208.6 |
| K-factor | 36 |
| Floor | 708.6 |
| Highest | 1208.6 (2025-02-01) |
| Min/Max +/- allowed | 163.8 |
Rapid rating
| Rating | 1231.8 |
| K-factor | 36 |
| Floor | 731.8 |
| Highest | 1231.8 (2024-02-01) |
| Min/Max +/- allowed | 158.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1231.8 |
| K-factor | 36 |
| Floor | 731.8 |
| Highest | 1231.8 (2024-02-01) |
| Min/Max +/- allowed | 158.5 |
Blitz rating
| Rating | 1157.3 |
| 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 | 1157.3 |
| 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 | 2025 Tshwane Chess OPEN Registration Tournament (C) | Standard | 2025-01-25 | 2025-01-25 | Tshwane (GTP) | 5 | 1179.7 | 5 | 3 | 1262.9 | 0 | Details |
| 2 | Lardies Open Tournament 2023 (C) | Standard | 2023-10-28 | 2023-10-28 | Tshwane (GTP) | 5 | 1160.1 | 5 | 2 | 1269.9 | 0 | Details |
| 3 | Eureka Chess Open 2019 (C) | Standard | 2019-07-27 | 2019-07-27 | Sedibeng (GSV) | 5 | 1129.9 | 5 | 3.5 | 1276.5 | 0 | Details |
| 4 | 2019 SWVG Arnold Classic (Rapid Open) | Rapid | 2019-05-18 | 2019-05-19 | Tshwane (GTP) | 10 | 1145.2 | 9 | 3 | 1143.3 | 0 | Details |
| 5 | 2019 SWVG Arnold Classic (Blitz Open) | Blitz | 2019-05-19 | 2019-05-19 | Tshwane (GTP) | 10 | 1145.2 | 10 | 3 | 983.5 | 0 | Details |
| 6 | 2019 TuksChess Open (C) | Standard | 2019-02-23 | 2019-02-23 | Tshwane (GTP) | 5 | 1090.1 | 5 | 4 | 1384.5 | 0 | Details |
| 7 | 2019 Heidelberg Open (C) | Classical | 2019-02-02 | 2019-02-02 | Sedibeng (GSV) | 5 | 1090.1 | 5 | 2.5 | 1043.3 | 0 | Details |
| 8 | Boksburg Open 2019 (B) | Standard | 2019-01-19 | 2019-01-19 | Ekurhuleni (GE) | 5 | 1108.7 | 4 | 1 | 992.7 | 0 | Details |
| 9 | 2018 Gauteng North Open (C) | Standard | 2018-10-20 | 2018-10-21 | Tshwane (GTP) | 5 | 1070.3 | 3 | 2 | 1374.4 | 0 | Details |
| 10 | 2018 Alekhine Open (C) | Standard | 2018-08-09 | 2018-08-11 | Tshwane (GTP) | 6 | 1200 | 5 | 0.5 | 616.4 | 0 | Details |
| 11 | New Market Mall Rapid - Alberton - 2017-09-29&30 Open 2017 | Rapid | 2017-09-29 | 2017-09-30 | Ekurhuleni (GE) | 11 | 0 | 11 | 4 | 500 | 0 | 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 | 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 (History)
| Games | 56 |
| Wins | 23 |
| Draws | 3 |
| Losses | 30 |
| White | 29 |
| Black | 27 |
| White wins | 10 |
| Black wins | 13 |
| Score | 24.5 |
| Percent | 43.8 |
| Dp | -53.1 |
| AOR | 1169 |
| Performance | 1115.8 |
Rankings (Main)
| 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 (Standard)
| 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 (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 | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (History)
| Games | 56 |
| Score | 24.5 |
| Percent | 43.8 |
| Aor | 1169 |
| Dp | -53.1 |
| Prat | 1115.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Asiwe, DK (Daniel Kelechi) | 2 | 2 | 0 | 2019 SWVG Arnold Classic (Blitz Open) | 2019 SWVG Arnold Classic (Rapid Open) | Details |