PLAYER PAGE
Natalee Koch
2110314036Bojanala Platina (NBR)Personal
Main rating
| Rating | 1156.3 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| Min/Max +/- allowed | 166 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1018.5 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1156.3 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| Min/Max +/- allowed | 165.8 |
Standard rating
| Rating | 1146.8 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1008.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1146.8 |
| K-factor | 40 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| Min/Max +/- allowed | 165.8 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-02-01) |
| 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 (2025-02-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1175.7 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-02-01) |
| 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 | 1175.7 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-02-01) |
| 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 Mzansi Individual Championships (U16 Girls) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1191.4 | 6 | 1 | 998 | 0 | Details |
| 2 | 2025 Mzansi Inter Provincial Team Championships (U18 Girls) | Standard | 2025-12-15 | 2025-12-16 | Nelson Mandela Bay (ENM) | 5 | 1191.4 | 4 | 0 | 894.2 | 0 | Details |
| 3 | 2025 Mzansi Inter Provincial Team Championships (U16 Girls) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1191.4 | 0 | 0 | 0 | 0 | Details |
| 4 | Bojanala's Merry ChessMas 2025 (Knights) | Standard | 2025-11-29 | 2025-11-29 | Bojanala Platina (NBR) | 5 | 1191.4 | 5 | 2 | 1295.6 | 0 | Details |
| 5 | Bojanala's Circuit Championships 4 of 4 2025 (U16) | Standard | 2025-11-01 | 2025-11-01 | Bojanala Platina (NBR) | 5 | 1196.7 | 5 | 1 | 1065.5 | 0 | Details |
| 6 | Bojanala's Kings & Queens 2025 (Blitz) | Blitz | 2025-10-25 | 2025-10-25 | Bojanala Platina (NBR) | 9 | 1200 | 8 | 2 | 1213 | 0 | Details |
| 7 | Bojanala's Battle Of Mount Cambridge 2025 (Knights) | Standard | 2025-10-11 | 2025-10-11 | Bojanala Platina (NBR) | 5 | 1200 | 4 | 0 | 936.7 | 0 | Details |
| 8 | Bojanala's Waterkloof - The Superior One 2025 (Knights) | Standard | 2025-03-15 | 2025-03-15 | Bojanala Platina (NBR) | 5 | 1200 | 5 | 2.5 | 1286.3 | 0 | Details |
| 9 | Bojanala Circuit Championships 1 of 4 2025 (U16) | Standard | 2025-03-01 | 2025-03-01 | Bojanala Platina (NBR) | 5 | 1200 | 4 | 1 | 1092.4 | 0 | Details |
| 10 | Bojanala Wildcard 2025 (Development) | Standard | 2025-01-25 | 2025-01-25 | Bojanala Platina (NBR) | 5 | 1200 | 5 | 2.5 | 1200 | 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 | 46 |
| Wins | 11 |
| Draws | 2 |
| Losses | 33 |
| White | 27 |
| Black | 19 |
| White wins | 7 |
| Black wins | 4 |
| Score | 12 |
| Percent | 26.1 |
| Dp | -203.3 |
| AOR | 1325.5 |
| Performance | 1122.2 |
Rankings (Main)
| National | |
| Overall | 17033 |
| Gender | 4153 |
| Age group | 3325 |
| Gender/Age | 885 |
| Provincial | |
| Overall | 1032 |
| Gender | 233 |
| Age group | 195 |
| Gender/Age | 42 |
| Regional | |
| Overall | 621 |
| Gender | 145 |
| Age group | 105 |
| Gender/Age | 26 |
Rankings (Standard)
| National | |
| Overall | 12949 |
| Gender | 3235 |
| Age group | 2457 |
| Gender/Age | 670 |
| Provincial | |
| Overall | 896 |
| Gender | 198 |
| Age group | 181 |
| Gender/Age | 38 |
| Regional | |
| Overall | 497 |
| Gender | 112 |
| Age group | 93 |
| Gender/Age | 22 |
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 | 37 |
| Score | 8.5 |
| Percent | 23 |
| Aor | 1344.7 |
| Dp | -229.7 |
| Prat | 1114.9 |
Performance (History)
| Games | 46 |
| Score | 12 |
| Percent | 26.1 |
| Aor | 1325.5 |
| Dp | -203.3 |
| Prat | 1122.2 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Weidemann, Z (Zeany) | 2 | 1 | 1 | Bojanala Wildcard 2025 (Development) | Bojanala's Merry ChessMas 2025 (Knights) | Details |
| Overall | 2 | Terblanche, J (Johann) | 2 | 2 | 0 | Bojanala Circuit Championships 1 of 4 2025 (U16) | Bojanala's Kings & Queens 2025 (Blitz) | Details |
| Overall | 3 | Vercuiel, E (Estienne) | 2 | 0 | 2 | Bojanala's Kings & Queens 2025 (Blitz) | Bojanala's Merry ChessMas 2025 (Knights) | Details |
| Overall | 4 | Terblanche, B (Bernard) | 2 | 2 | 0 | Bojanala's Battle Of Mount Cambridge 2025 (Knights) | Bojanala's Merry ChessMas 2025 (Knights) | Details |
| Overall | 5 | Jansen Van Vuuren, M (Mari) | 2 | 2 | 0 | Bojanala's Circuit Championships 4 of 4 2025 (U16) | Bojanala's Merry ChessMas 2025 (Knights) | Details |
| Standard | 1 | Terblanche, B (Bernard) | 2 | 2 | 0 | Bojanala's Battle Of Mount Cambridge 2025 (Knights) | Bojanala's Merry ChessMas 2025 (Knights) | Details |
| Standard | 2 | Jansen Van Vuuren, M (Mari) | 2 | 2 | 0 | Bojanala's Circuit Championships 4 of 4 2025 (U16) | Bojanala's Merry ChessMas 2025 (Knights) | Details |
| Standard | 3 | Weidemann, Z (Zeany) | 2 | 1 | 1 | Bojanala Wildcard 2025 (Development) | Bojanala's Merry ChessMas 2025 (Knights) | Details |
