PLAYER PAGE
Katherine Hart-Davis
2080096088Cape Town (WCT)Personal
Main rating
| Rating | 1269.1 |
| K-factor | 36 |
| Floor | 796.3 |
| Highest | 1296.3 (2025-09-30) |
| Min/Max +/- allowed | 145 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1194.5 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1269.1 |
| K-factor | 36 |
| Floor | 796.3 |
| Highest | 1296.3 (2025-09-30) |
| Min/Max +/- allowed | 144.6 |
Standard rating
| Rating | 1270.2 |
| K-factor | 36 |
| Floor | 805.8 |
| Highest | 1305.8 (2025-09-30) |
| Min/Max +/- allowed | 142.6 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1194.5 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1270.2 |
| K-factor | 36 |
| Floor | 805.8 |
| Highest | 1305.8 (2025-09-30) |
| Min/Max +/- allowed | 142.6 |
Rapid rating
| Rating | 1198.8 |
| 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 | 1198.8 |
| 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 |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | District Central Schools Chess Individual Trials 2026 (U19 Girls) | Standard | 2026-02-07 | 2026-02-08 | Cape Town (WCT) | 5 | 1296.8 | 4 | 1 | 1103.2 | 0 | Details |
| 2 | Western Cape Schools - Top Schools 2025 (U19 Girls) | Standard | 2025-09-06 | 2025-09-07 | Overberg (WOS) | 6 | 1225.8 | 5 | 4 | 1623.9 | 0 | Details |
| 3 | Western Cape Top Schools Championship 2024 (U18 Girls) | Standard | 2024-08-30 | 2024-09-01 | Eden (WEG) | 5 | 1178.3 | 5 | 3 | 1444.1 | 0 | Details |
| 4 | Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Girls) | Standard | 2024-03-02 | 2024-03-03 | Cape Town (WCT) | 6 | 1236 | 6 | 1 | 962.8 | 0 | Details |
| 5 | CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Girls) | Standard | 2024-02-03 | 2024-02-03 | Cape Town (WCT) | 5 | 1215.7 | 5 | 3 | 1324.7 | 0 | Details |
| 6 | Western Cape Top Schools 2023 (U15 Girls) | Standard | 2023-09-02 | 2023-09-03 | Cape Winelands (WCW) | 5 | 1186.5 | 5 | 2.5 | 1328.8 | 0 | Details |
| 7 | Western Cape HS Individuals 2023 (U15 Girls) | Standard | 2023-04-01 | 2023-04-02 | Cape Town (WCT) | 6 | 1194.2 | 6 | 2 | 1158.6 | 0 | Details |
| 8 | Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Girls) | Standard | 2023-02-03 | 2023-03-04 | Cape Town (WCT) | 6 | 1185.3 | 6 | 2.5 | 1192.3 | 0 | Details |
| 9 | Central District School Trials 2023 (U15 Girls) | Standard | 2023-02-03 | 2023-02-04 | Cape Town (WCT) | 6 | 1143.5 | 6 | 4 | 1323.5 | 0 | Details |
| 10 | Western Cape Top Schools 2022 (U15 Girls) | Standard | 2022-09-16 | 2022-09-17 | Overberg (WOS) | 5 | 1069.1 | 5 | 4 | 1443.8 | 0 | Details |
| 11 | WP Closed 2022 (U16) | Standard | 2022-06-16 | 2022-06-16 | Cape Town (WCT) | 6 | 1091.4 | 5 | 1 | 976.9 | 0 | Details |
| 12 | Western Cape Schools Chess 2022 (U15 Girls) | Standard | 2022-05-07 | 2022-05-08 | Eden (WEG) | 6 | 1071 | 6 | 2.5 | 1143.8 | 0 | Details |
| 13 | 2022 Central District Individual Trials (U15) | Rapid | 2022-03-05 | 2022-03-05 | Cape Town (WCT) | 5 | 1031.4 | 5 | 3 | 1307.3 | 0 | Details |
| 14 | 2020 Metro Trials (U13 Girls) | Standard | 2020-03-13 | 2020-03-14 | Cape Town (WCT) | 5 | 1080.9 | 5 | 1 | 835 | 0 | Details |
| 15 | 2020 Central District (U13) | Standard | 2020-02-07 | 2020-02-08 | Cape Town (WCT) | 6 | 1090.1 | 6 | 3 | 1196.9 | 0 | Details |
| 16 | 2020 Cape Of Good Hope Open (Open) | Standard | 2020-02-21 | 2020-02-23 | Cape Town (WCT) | 6 | 1090.1 | 5 | 1 | 935.2 | 0 | Details |
| 17 | Western Cape Top Schools 2019 (U11 Girls) | Standard | 2019-08-31 | 2019-09-01 | Cape Winelands (WCW) | 5 | 1095.7 | 5 | 2 | 1058.4 | 0 | Details |
| 18 | Metro School Chess Closed Individual Trials 2019 (U11 Girls) | Standard | 2019-03-01 | 2019-03-02 | Cape Town (WCT) | 6 | 1105 | 6 | 2.5 | 1066.7 | 0 | Details |
| 19 | 2019 Central District Schools Trials (U11) | Standard | 2019-02-01 | 2019-02-02 | Cape Town (WCT) | 6 | 1041.6 | 6 | 4 | 1314.6 | 0 | Details |
| 20 | Western Cape Top Schools 2018 (U13 Girls) | Standard | 2018-08-25 | 2018-08-26 | Overberg (WOS) | 5 | 1086.8 | 4 | 1.5 | 763.9 | 0 | Details |
| 21 | 2018 WP Schools Closed Trials (U11 Girls) | Standard | 2018-03-09 | 2018-03-10 | Cape Town (WCT) | 6 | 1166.5 | 6 | 1 | 825.1 | 0 | Details |
| 22 | 2018 Central District Trials (U11) | Standard | 2018-02-02 | 2018-02-03 | Cape Town (WCT) | 6 | 1200 | 6 | 2.5 | 1015.2 | 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 | 4 |
| Wins | 1 |
| Draws | 0 |
| Losses | 3 |
| White | 2 |
| Black | 2 |
| White wins | 0 |
| Black wins | 1 |
| Score | 1 |
| Percent | 25 |
| Dp | -212.5 |
| AOR | 1315.7 |
| Performance | 1103.2 |
Game statistics (History)
| Games | 118 |
| Wins | 48 |
| Draws | 8 |
| Losses | 62 |
| White | 54 |
| Black | 64 |
| White wins | 26 |
| Black wins | 22 |
| Score | 52 |
| Percent | 44.1 |
| Dp | -50.4 |
| AOR | 1203.4 |
| Performance | 1153 |
Rankings (Main)
| National | |
| Overall | 7330 |
| Gender | 1330 |
| Age group | 938 |
| Gender/Age | 147 |
| Provincial | |
| Overall | 2147 |
| Gender | 470 |
| Age group | 244 |
| Gender/Age | 44 |
| Regional | |
| Overall | 957 |
| Gender | 160 |
| Age group | 102 |
| Gender/Age | 20 |
Rankings (Standard)
| National | |
| Overall | 6361 |
| Gender | 1195 |
| Age group | 805 |
| Gender/Age | 128 |
| Provincial | |
| Overall | 1794 |
| Gender | 416 |
| Age group | 211 |
| Gender/Age | 41 |
| Regional | |
| Overall | 824 |
| Gender | 152 |
| Age group | 92 |
| Gender/Age | 19 |
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 | 4 |
| Score | 1 |
| Percent | 25 |
| Aor | 1315.7 |
| Dp | -212.5 |
| Prat | 1103.2 |
Performance (12 months)
| Games | 9 |
| Score | 5 |
| Percent | 55.6 |
| Aor | 1345.2 |
| Dp | 47.2 |
| Prat | 1392.5 |
Performance (History)
| Games | 118 |
| Score | 52 |
| Percent | 44.1 |
| Aor | 1203.4 |
| Dp | -50.4 |
| Prat | 1153 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Ntabeni, P (Phelisa) | 4 | 0 | 4 | Central District School Trials 2023 (U15 Girls) | District Central Schools Chess Individual Trials 2026 (U19 Girls) | Details |
| Overall | 2 | Du Buisson, A (Ava) | 3 | 2 | 1 | Central District School Trials 2023 (U15 Girls) | District Central Schools Chess Individual Trials 2026 (U19 Girls) | Details |
| Overall | 3 | Macamba, L (Liso) | 2 | 0 | 2 | Western Cape Top Schools Championship 2024 (U18 Girls) | Western Cape Schools - Top Schools 2025 (U19 Girls) | Details |
| Overall | 4 | Siyo, O (Owethu) | 2 | 0 | 2 | 2018 Central District Trials (U11) | 2020 Central District (U13) | Details |
| Overall | 5 | Vorster, M (Milla) | 2 | 0 | 2 | 2018 WP Schools Closed Trials (U11 Girls) | Metro School Chess Closed Individual Trials 2019 (U11 Girls) | Details |
| Standard | 1 | Ntabeni, P (Phelisa) | 4 | 0 | 4 | Central District School Trials 2023 (U15 Girls) | District Central Schools Chess Individual Trials 2026 (U19 Girls) | Details |
| Standard | 2 | Du Buisson, A (Ava) | 3 | 2 | 1 | Central District School Trials 2023 (U15 Girls) | District Central Schools Chess Individual Trials 2026 (U19 Girls) | Details |
| Standard | 3 | Vorster, M (Milla) | 2 | 0 | 2 | 2018 WP Schools Closed Trials (U11 Girls) | Metro School Chess Closed Individual Trials 2019 (U11 Girls) | Details |
| Standard | 4 | Van Harte, K (Kaylee) | 2 | 1 | 1 | 2020 Cape Of Good Hope Open (Open) | CT Metro Central District Schools Chess Individuals Trials 2024 (U18 Girls) | Details |
| Standard | 5 | Ziegers, Z (Zaskia) | 2 | 0 | 2 | Western Cape Schools Chess 2022 (U15 Girls) | WP Closed 2022 (U16) | Details |