PLAYER PAGE
Jan-Daniël Van der Westhuizen
1170330870Tshwane (GTP)Personal
Main rating
| Rating | 1352.2 |
| K-factor | 36 |
| Floor | 852.2 |
| Highest | 1352.2 (2026-09-01) |
| Min/Max +/- allowed | 133 |
| Rating Change () | |
| Games | 4 |
| Score | 2 |
| We | 2.94 |
| SWe | -0.7 |
| Temp +/- | -25.3 |
| Penalties | 0 |
| Weight perform | 1208.1 |
| Final +/- | -25.3 |
| New Rating () | |
| Rating | 1326.8 |
| K-factor | 36 |
| Floor | 852.2 |
| Highest | 1352.2 (2026-09-01) |
| Min/Max +/- allowed | 133.5 |
Standard rating
| Rating | 1354 |
| K-factor | 36 |
| Floor | 854 |
| Highest | 1354 (2026-09-01) |
| Min/Max +/- allowed | 133.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1307.2 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1354 |
| K-factor | 36 |
| Floor | 854 |
| Highest | 1354 (2026-09-01) |
| Min/Max +/- allowed | 133.1 |
Rapid rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199 (2026-02-06) |
| Min/Max +/- allowed | 166.1 |
| Rating Change () | |
| Games | 4 |
| Score | 2 |
| We | 2.86 |
| SWe | -0.92 |
| Temp +/- | -36.7 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -36.7 |
| New Rating () | |
| Rating | 1163.3 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199 (2026-02-06) |
| Min/Max +/- allowed | 166.1 |
Blitz rating
| Rating | 1200 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1199 (2026-02-06) |
| Min/Max +/- allowed | 166.1 |
| 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 | 40 |
| Floor | 700 |
| Highest | 1199 (2026-02-06) |
| Min/Max +/- allowed | 166.1 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Gauteng Top Schools Teams 2026 (U9) | Rapid | 2026-08-28 | 2026-08-28 | Ekurhuleni (GE) | 5 | 1352.2 | 4 | 2 | 1086 | -25.1 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Etienne Lewis (U10) | Standard | 2026-08-08 | 2026-08-10 | Tshwane (GTP) | 7 | 1352.2 | 7 | 3.5 | 1295.4 | -14.5 | Details |
| 2 | 2026 Gauteng North School District CLOSED League Finals - D1 (U9 Open) | Standard | 2026-08-15 | 2026-08-15 | Tshwane (GTP) | 5 | 1352.2 | 4 | 3 | 1287.3 | -2.1 | Details |
| 3 | 2026 Menlo Open (U10) | Standard | 2026-07-25 | 2026-07-25 | Tshwane (GTP) | 5 | 1352.2 | 5 | 3 | 1482.9 | 25.7 | Details |
| 4 | Wynie Robbertse Chess Tournament 2026 (U10) | Standard | 2026-06-27 | 2026-06-27 | Tshwane (GTP) | 5 | 1272.7 | 5 | 3 | 1365.1 | 17.5 | Details |
| 5 | Elise Steenkamp 2026 (Knight) | Standard | 2026-06-13 | 2026-06-14 | Tshwane (GTP) | 5 | 1272.7 | 5 | 2 | 1315.3 | 9.6 | Details |
| 6 | 2026 D1 Gauteng North School District Individual Championships (U9 Boys) | Standard | 2026-05-23 | 2026-05-23 | Tshwane (GTP) | 5 | 1175.3 | 5 | 4 | 1500.2 | 61.9 | Details |
| 7 | 2026 Milos Ristic Teams Open (U10) | Standard | 2026-05-02 | 2026-05-02 | Tshwane (GTP) | 5 | 1175.3 | 5 | 2 | 1328.5 | 22.2 | Details |
| 8 | 2026 Silver Lakes Open Chess Tournament | Standard | 2026-03-07 | 2026-03-07 | Tshwane (GTP) | 5 | 1196.9 | 4 | 1 | 1059.7 | -21.6 | Details |
| 9 | 2026 Constantiapark Open Chess Tournament (U10) | Standard | 2026-02-14 | 2026-02-14 | Tshwane (GTP) | 5 | 1200 | 5 | 2 | 1136 | -6.8 | Details |
| 10 | 2026 Tshwane Chess Registration Tournament (U10) | Standard | 2026-01-31 | 2026-01-31 | Tshwane (GTP) | 5 | 1200 | 5 | 1.5 | 1063.5 | -12.6 | 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 | 54 |
| Wins | 26 |
| Draws | 2 |
| Losses | 26 |
| White | 27 |
| Black | 27 |
| White wins | 13 |
| Black wins | 13 |
| Score | 27 |
| Percent | 50 |
| Dp | 0 |
| AOR | 1273.3 |
| Performance | 1273.3 |
Game statistics (History)
| Games | 54 |
| Wins | 26 |
| Draws | 2 |
| Losses | 26 |
| White | 27 |
| Black | 27 |
| White wins | 13 |
| Black wins | 13 |
| Score | 27 |
| Percent | 50 |
| Dp | 0 |
| AOR | 1273.3 |
| Performance | 1273.3 |
Rankings (Main)
| National | |
| Overall | 4641 |
| Gender | 3855 |
| Age group | 207 |
| Gender/Age | 168 |
| Provincial | |
| Overall | 1567 |
| Gender | 1304 |
| Age group | 75 |
| Gender/Age | 61 |
| Regional | |
| Overall | 533 |
| Gender | 442 |
| Age group | 30 |
| Gender/Age | 26 |
Rankings (Standard)
| National | |
| Overall | 4068 |
| Gender | 3352 |
| Age group | 197 |
| Gender/Age | 160 |
| Provincial | |
| Overall | 1444 |
| Gender | 1203 |
| Age group | 74 |
| Gender/Age | 61 |
| Regional | |
| Overall | 522 |
| Gender | 433 |
| Age group | 33 |
| Gender/Age | 29 |
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 | 54 |
| Score | 27 |
| Percent | 50 |
| Aor | 1273.3 |
| Dp | 0 |
| Prat | 1273.3 |
Performance (12 months)
| Games | 54 |
| Score | 27 |
| Percent | 50 |
| Aor | 1273.3 |
| Dp | 0 |
| Prat | 1273.3 |
Performance (History)
| Games | 54 |
| Score | 27 |
| Percent | 50 |
| Aor | 1273.3 |
| Dp | 0 |
| Prat | 1273.3 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Botha, D (Divan) | 3 | 1 | 2 | 2026 Constantiapark Open Chess Tournament (U10) | 2026 Menlo Open (U10) | Details |
| Overall | 2 | Liu, X (Xuefei) | 2 | 1 | 1 | 2026 Tshwane Chess Registration Tournament (U10) | 2026 Silver Lakes Open Chess Tournament | Details |
| Overall | 3 | Molewa, M (Masego (B)) | 2 | 1 | 1 | 2026 Milos Ristic Teams Open (U10) | 2026 Etienne Lewis (U10) | Details |
| Overall | 4 | le Roux, L (Ludwig) | 2 | 2 | 0 | Wynie Robbertse Chess Tournament 2026 (U10) | 2026 Etienne Lewis (U10) | Details |
| Overall | 5 | Bezuidenhout, AI (Abraham Isak) | 2 | 0 | 2 | 2026 Silver Lakes Open Chess Tournament | 2026 Menlo Open (U10) | Details |
| Standard | 1 | Botha, D (Divan) | 3 | 1 | 2 | 2026 Constantiapark Open Chess Tournament (U10) | 2026 Menlo Open (U10) | Details |
| Standard | 2 | le Roux, L (Ludwig) | 2 | 2 | 0 | Wynie Robbertse Chess Tournament 2026 (U10) | 2026 Etienne Lewis (U10) | Details |
| Standard | 3 | Liu, X (Xuefei) | 2 | 1 | 1 | 2026 Tshwane Chess Registration Tournament (U10) | 2026 Silver Lakes Open Chess Tournament | Details |
| Standard | 4 | Mendonca, M (Mark) | 2 | 1 | 1 | 2026 Milos Ristic Teams Open (U10) | 2026 Menlo Open (U10) | Details |
| Standard | 5 | Molewa, M (Masego (B)) | 2 | 1 | 1 | 2026 Milos Ristic Teams Open (U10) | 2026 Etienne Lewis (U10) | Details |