PLAYER PAGE
Personal
Marais, K (Katherine)
Chess SA id
2130319990FIDE id
?Date of birth
2013-07-02 (U14)Gender
FemaleRegion
Sarah Baartman (ESB)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-06-21Personal details last changed
2025-06-28Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1198.7 | 1199.4 | 1198.7 | 1200 |
| Raw rating | 1196 | 1199.4 | 1194.4 | 1200 |
| Weighted rating | 1198.7 | 1199.4 | 1198.7 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 699.9 | 699.9 | 700 | 700 |
| K-factor | 40 | 40 | 36 | 36 |
| Min/Max rating change allowed | 166.8 | 166 | 167.1 | 165.8 |
| Highest rating | 1199.92025-05-12 | 1199.92025-05-12 | 12002025-06-01 | 12002025-06-01 |
| Highest raw rating | 1199.92025-05-12 | 1199.92025-05-12 | 12002025-06-01 | 12002025-06-01 |
| Highest weighted rating | 1199.92025-05-12 | 1199.92025-05-12 | 12002025-06-01 | 12002025-06-01 |
| Highest weighted performance | 01900-01-01 | 01900-01-01 | 01900-01-01 | 01900-01-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -0.3 | 0 | -0.4 | 0 |
| New rating | 1198.4 | 1199.4 | 1198.3 | 1200 |
| Analysis | ||||
| Rating | 1198.7 | 1199.4 | 1198.7 | 1200 |
| Raw rating | 1196 | 1199.4 | 1194.4 | 1200 |
| Weighted rating | 1198.7 | 1199.4 | 1198.7 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 40 | 40 | 36 | 36 |
| Floor | 699.9 | 699.9 | 700 | 700 |
| Max/Min rating change allowed | 166.8 | 166 | 167.1 | 165.8 |
| Games | 0 | 0 | 0 | 0 |
| Score | 0 | 0 | 0 | 0 |
| Expected score | 0 | 0 | 0 | 0 |
| Score-Expected | 0 | 0 | 0 | 0 |
| Temp raw +/- | 0 | 0 | 0 | 0 |
| Final raw +/- | 0 | 0 | 0 | 0 |
| New raw rating | 1196 | 1199.4 | 1194.4 | 1200 |
| New weighted rating | 1198.4 | 1199.4 | 1198.3 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1198.4 | 1199.4 | 1198.3 | 1200 |
| Temp new rating +/- | -0.3 | 0 | -0.4 | 0 |
| Final new rating +/- | -0.3 | 0 | -0.4 | 0 |
| New rating | 1198.4 | 1199.4 | 1198.3 | 1200 |
| New K-factor | 40 | 40 | 36 | 36 |
| New floor | 699.9 | 699.9 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 10 | 6 | 4 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 10 | 6 | 4 | 0 |
| Games since | |||||||||||||||||
| Main10 | Standard6 | Rapid4 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Sarah Baartman (ESB) | ||||||||||||||||
| Province | Eastern Cape (EC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Female | -1 | -1 | -1 | ||||||||||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 10 | 1 | 10 | -340 | 1223.2 | 883.2 |
| Standard | 6 | 1 | 16.67 | -283.3 | 1214.5 | 931.2 |
| Rapid | 4 | 0 | 0 | -425 | 1236.2 | 811.2 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 10 | 1 | 10 | -340 | 1223.2 | 883.2 |
| Standard | 6 | 1 | 16.67 | -283.3 | 1214.5 | 931.2 |
| Rapid | 4 | 0 | 0 | -425 | 1236.2 | 811.2 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1196 | 1199.4 | 1194.4 | 1200 |
| 2025-09-01 | 1196 | 1199.4 | 1194.4 | 1200 |
| 2025-08-01 | 1196 | 1199.4 | 1194.4 | 1200 |
| 2025-07-01 | 1199.2 | 1199 | 1200 | 1200 |
| 2025-06-01 | 1194.9 | 1193.8 | 1200 | 1200 |
| 2025-05-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-12-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-11-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-10-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-06-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-12-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-11-01 | 1200 | 1200 | 1200 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Port Alfred Chess Tournament 2025 (C) | 2025-06-21 | 2025-06-21 | Rapid | Sarah Baartman (ESB) | 5 | 4 | 0 | Yes | Analysis |
| 2 | SBDCA Closed 2025 (U14 Girls) | 2025-05-10 | 2025-05-10 | Standard | Sarah Baartman (ESB) | 6 | 6 | 1 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Port Alfred Chess Tournament 2025 (C) | 2025-06-21 | 2025-06-21 | Rapid | Sarah Baartman (ESB) | 5 | 4 | 0 | Yes | Analysis |
| 2 | SBDCA Closed 2025 (U14 Girls) | 2025-05-10 | 2025-05-10 | Standard | Sarah Baartman (ESB) | 6 | 6 | 1 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentSBDCA Closed 2025 | TournamentSBDCA Closed 2025 | ||||||
| date2025-05-10 | rnd4 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentNell, L (Lily) | OpponentNell, L (Lily) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentSBDCA Closed 2025 | TournamentSBDCA Closed 2025 | ||||||
| date2025-05-10 | rnd4 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentNell, L (Lily) | OpponentNell, L (Lily) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentSBDCA Closed 2025 | TournamentSBDCA Closed 2025 | ||||||
| date2025-05-10 | rnd4 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentNell, L (Lily) | OpponentNell, L (Lily) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentSBDCA Closed 2025 | TournamentSBDCA Closed 2025 | ||||||
| date2025-05-10 | rnd4 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentNell, L (Lily) | OpponentNell, L (Lily) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
Top 10 opponents most often played
| # | Opponent | Main | Standard | Rapid | Blitz | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | ||
| Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
| 1 | George Williams ,T (Talitha) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1196.4 | 771.4 | 1195.6 | 771.4 | 0 | 0 | 0 | 0 | ||||||
| 2 | Akpeng ,B (Bridget) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1212.8 | 787.8 | 1202.3 | 787.8 | 0 | 0 | 0 | 0 | ||||||
| 3 | Nell ,L (Lily) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1213.5 | 1638.5 | 1200 | 1638.5 | 0 | 0 | 0 | 0 | ||||||
| 4 | Van Vuuren ,PA (Peighton Astrid) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1266.3 | 841.3 | 1263.3 | 841.3 | 0 | 0 | 0 | 0 | ||||||
| 5 | Scheepers ,G (Gia) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1146.8 | 721.8 | 1146.8 | 721.8 | 0 | 0 | 0 | 0 | ||||||
| 6 | Mthembu ,A (Alibongwe) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1251.2 | 826.2 | 1252.4 | 826.2 | 0 | 0 | 0 | 0 | ||||||
| 7 | Waller ,C (Clay) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1215.4 | 790.4 | 0 | 0 | 1192 | 790.4 | 0 | 0 | ||||||
| 8 | Budaza ,C (Chad) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1200 | 775 | 0 | 0 | 1200 | 775 | 0 | 0 | ||||||
| 9 | Smith ,D (Daniel) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1200 | 775 | 0 | 0 | 1200 | 775 | 0 | 0 | ||||||
| 10 | Jebe ,K (Kwanga) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1329.5 | 904.5 | 0 | 0 | 1269.3 | 904.5 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|