PLAYER PAGE
Ethen Frederik Marx
1100107178Tshwane (GTP)Personal
Main rating
| Rating | 1370 |
| K-factor | 36 |
| Floor | 870 |
| Highest | 1370 (2026-03-01) |
| Min/Max +/- allowed | 130 |
| Rating Change () | |
| Games | 4 |
| Score | 0 |
| We | 1.52 |
| SWe | -1.26 |
| Temp +/- | -45.4 |
| Penalties | 0 |
| Weight perform | 1270.7 |
| Final +/- | -45.4 |
| New Rating () | |
| Rating | 1324.5 |
| K-factor | 36 |
| Floor | 870 |
| Highest | 1370 (2026-03-01) |
| Min/Max +/- allowed | 130.2 |
Standard rating
| Rating | 1370 |
| K-factor | 36 |
| Floor | 870 |
| Highest | 1370 (2026-03-01) |
| Min/Max +/- allowed | 130.2 |
| Rating Change () | |
| Games | 4 |
| Score | 0 |
| We | 1.49 |
| SWe | -1.49 |
| Temp +/- | -53.7 |
| Penalties | 0 |
| Weight perform | 1270.7 |
| Final +/- | -53.7 |
| New Rating () | |
| Rating | 1316.2 |
| K-factor | 36 |
| Floor | 870 |
| Highest | 1370 (2026-03-01) |
| Min/Max +/- allowed | 130.2 |
Rapid 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 |
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 | FIDE in the West 2026 (Open) | Standard | 2026-04-11 | 2026-04-11 | West Rand (GWR) | 5 | 1370 | 4 | 0 | 1047.9 | -45.4 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | West Rand Juniors 2026 (U18) | Standard | 2026-03-07 | 2026-03-07 | West Rand (GWR) | 5 | 1277.9 | 4 | 2.5 | 1550.3 | 38.1 | Details |
| 2 | West Rand Open 2026 (Rooks) | Standard | 2026-02-07 | 2026-02-07 | West Rand (GWR) | 5 | 1237.8 | 5 | 3 | 1460.2 | 14.8 | Details |
| 3 | West Rand Trials 2025 (U16) | Standard | 2025-09-06 | 2025-09-06 | West Rand (GWR) | 5 | 1249.5 | 5 | 1.5 | 1177 | -6.5 | Details |
| 4 | West Rand Women's Day Open 2025 (Rooks) | Standard | 2025-08-09 | 2025-08-09 | West Rand (GWR) | 5 | 1234.8 | 5 | 2.5 | 1312.2 | 8.1 | Details |
| 5 | West Rand Open 2.0 2025 (Bishops) | Standard | 2025-06-07 | 2025-06-07 | West Rand (GWR) | 5 | 1194 | 5 | 4 | 1418.6 | 22.6 | Details |
| 6 | FIDE in The West 2025 (Rooks) | Standard | 2025-04-12 | 2025-04-12 | West Rand (GWR) | 5 | 1223.4 | 4 | 0.5 | 1015.7 | -16.3 | Details |
| 7 | West Rand Juniors 2025 (U16) | Standard | 2025-03-08 | 2025-03-08 | West Rand (GWR) | 5 | 1209.1 | 5 | 3 | 1297.8 | 8 | Details |
| 8 | 2025 West Rand Open (Bishops) | Standard | 2025-02-08 | 2025-02-08 | West Rand (GWR) | 5 | 1186.4 | 4 | 3 | 1347.2 | 12.6 | Details |
| 9 | 2019 Blou Bul (E) | Standard | 2019-02-16 | 2019-02-16 | Tshwane (GTP) | 5 | 1201 | 5 | 3 | 1124.2 | -8 | Details |
| 10 | 2019 Tshwane Chess Registration Tournament (E) | Standard | 2019-01-26 | 2019-01-26 | Tshwane (GTP) | 5 | 1200.7 | 5 | 2.5 | 1194.5 | 0.2 | Details |
| 11 | 2018 Lardies Ope (F) | Standard | 2018-10-27 | 2018-10-27 | Tshwane (GTP) | 5 | 1200 | 5 | 2.5 | 1210.2 | 0.3 | Details |
Game statistics ( )
| Games | 4 |
| Wins | 0 |
| Draws | 0 |
| Losses | 4 |
| White | 2 |
| Black | 2 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | -425 |
| AOR | 1472.9 |
| Performance | 1047.9 |
Game statistics ()
| Games | 13 |
| Wins | 5 |
| Draws | 1 |
| Losses | 7 |
| White | 6 |
| Black | 7 |
| White wins | 3 |
| Black wins | 2 |
| Score | 5.5 |
| Percent | 42.3 |
| Dp | -65.4 |
| AOR | 1426.4 |
| Performance | 1361 |
Game statistics (History)
| Games | 56 |
| Wins | 25 |
| Draws | 6 |
| Losses | 25 |
| White | 27 |
| Black | 29 |
| White wins | 15 |
| Black wins | 10 |
| Score | 28 |
| Percent | 50 |
| Dp | 0 |
| AOR | 1264.6 |
| Performance | 1264.6 |
Rankings (Main)
| National | |
| Overall | 4100 |
| Gender | 3425 |
| Age group | 614 |
| Gender/Age | 512 |
| Provincial | |
| Overall | 1382 |
| Gender | 1163 |
| Age group | 234 |
| Gender/Age | 196 |
| Regional | |
| Overall | 488 |
| Gender | 397 |
| Age group | 79 |
| Gender/Age | 64 |
Rankings (Standard)
| National | |
| Overall | 3678 |
| Gender | 3059 |
| Age group | 566 |
| Gender/Age | 472 |
| Provincial | |
| Overall | 1285 |
| Gender | 1082 |
| Age group | 224 |
| Gender/Age | 187 |
| Regional | |
| Overall | 474 |
| Gender | 388 |
| Age group | 81 |
| Gender/Age | 66 |
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 | 4 |
| Score | 0 |
| Percent | 0 |
| Aor | 1472.9 |
| Dp | -425 |
| Prat | 1047.9 |
Performance ()
| Games | 13 |
| Score | 5.5 |
| Percent | 42.3 |
| Aor | 1426.4 |
| Dp | -65.4 |
| Prat | 1361 |
Performance (12 months)
| Games | 28 |
| Score | 13.5 |
| Percent | 48.2 |
| Aor | 1344.9 |
| Dp | -15.2 |
| Prat | 1329.7 |
Performance (History)
| Games | 56 |
| Score | 28 |
| Percent | 50 |
| Aor | 1264.6 |
| Dp | 0 |
| Prat | 1264.6 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Viljoen, J (Johandre) | 3 | 1 | 2 | West Rand Women's Day Open 2025 (Rooks) | West Rand Open 2026 (Rooks) | Details |
| Overall | 2 | Nakedi, K (Kutlwano) | 2 | 1 | 1 | West Rand Trials 2025 (U16) | West Rand Juniors 2026 (U18) | Details |
| Standard | 1 | Viljoen, J (Johandre) | 3 | 1 | 2 | West Rand Women's Day Open 2025 (Rooks) | West Rand Open 2026 (Rooks) | Details |
| Standard | 2 | Nakedi, K (Kutlwano) | 2 | 1 | 1 | West Rand Trials 2025 (U16) | West Rand Juniors 2026 (U18) | Details |