PLAYER PAGE
Personal
Koopman, M (Maronashia)
Chess SA id
2110300871FIDE id
?Date of birth
2011-01-11 (U16)Gender
FemaleRegion
Cape Winelands (WCW)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-10Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1063.1 | 1122.3 | 1073.3 | 1200 |
| Raw rating | 1030.4 | 1073.6 | 1073.3 | 1200 |
| Weighted rating | 1063.1 | 1122.3 | 1068.8 | 1200 |
| Weighted performance | 751.5 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 211.1 | 198.5 | 198.6 | 165.8 |
| Highest rating | 12002024-03-01 | 12002024-04-01 | 12002024-03-01 | 12002024-04-01 |
| Highest raw rating | 12002024-03-01 | 12002024-04-01 | 12002024-03-01 | 12002024-04-01 |
| Highest weighted rating | 12002024-03-01 | 12002024-04-01 | 12002024-03-01 | 12002024-04-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-04-01 | 12002024-12-01 | 12002024-04-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -4.3 | -5.4 | 0 | 0 |
| New rating | 1058.8 | 1116.9 | 1073.3 | 1200 |
| Analysis | ||||
| Rating | 1063.1 | 1122.3 | 1073.3 | 1200 |
| Raw rating | 1030.4 | 1073.6 | 1073.3 | 1200 |
| Weighted rating | 1063.1 | 1122.3 | 1068.8 | |
| Weighted performance | 751.5 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 211.1 | 198.5 | 198.6 | 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 | 1030.4 | 1073.6 | 1073.3 | 1200 |
| New weighted rating | 1058.8 | 1116.9 | 1068.1 | 1200 |
| New weighted performance | 746.7 | 0 | 0 | 0 |
| Temp new rating | 1058.8 | 1116.9 | 1073.3 | 1200 |
| Temp new rating +/- | -4.3 | -5.4 | 0 | 0 |
| Final new rating +/- | -4.3 | -5.4 | 0 | 0 |
| New rating | 1058.8 | 1116.9 | 1073.3 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 10 | 5 | 5 | 0 | |
| 18 | 9 | 9 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 28 | 14 | 14 | 0 |
| Games since | |||||||||||||||||
| Main28 | Standard14 | Rapid14 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U16 | ||||||||||||||||
| Region | Cape Winelands (WCW) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 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 | 0 | 0 | -425 | 1253.9 | 828.9 |
| Standard | 5 | 0 | 0 | -425 | 1267.5 | 842.5 |
| Rapid | 5 | 0 | 0 | -425 | 1240.4 | 815.4 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 28 | 1 | 3.57 | -394.6 | 1194.1 | 799.5 |
| Standard | 14 | 1 | 7.14 | -364.3 | 1225 | 860.8 |
| Rapid | 14 | 0 | 0 | -425 | 1163.3 | 738.3 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1030.4 | 1073.6 | 1073.3 | 1200 |
| 2025-09-30 | 1030.4 | 1073.6 | 1073.3 | 1200 |
| 2025-09-01 | 1030.4 | 1073.6 | 1073.3 | 1200 |
| 2025-08-01 | 1080.3 | 1147.3 | 1073.3 | 1200 |
| 2025-07-01 | 1080.3 | 1147.3 | 1070.4 | 1200 |
| 2025-06-01 | 1092.1 | 1147.3 | 1086.5 | 1200 |
| 2025-05-01 | 1092.1 | 1147.3 | 1086.5 | 1200 |
| 2025-04-01 | 1092.1 | 1147.3 | 1086.5 | 1200 |
| 2025-03-01 | 1092.1 | 1147.3 | 1086.5 | 1200 |
| 2025-02-01 | 1089.3 | 1143.4 | 1085.5 | 1200 |
| 2025-01-01 | 1010.6 | 1068.4 | 1030.4 | 1200 |
| 2024-12-01 | 1010.6 | 1068.4 | 1030.4 | 1200 |
| 2024-11-01 | 1010.6 | 1068.4 | 1030.4 | 1200 |
| 2024-10-01 | 1010.6 | 1068.4 | 1030.4 | 1200 |
| 2024-09-01 | 1010.6 | 1068.4 | 1030.4 | 1200 |
| 2024-08-01 | 1080.7 | 1200 | 1030.4 | 1200 |
| 2024-07-01 | 1080.7 | 1200 | 1030.4 | 1200 |
| 2024-09-01 | 1080.7 | 1200 | 1030.4 | 1200 |
| 2024-05-01 | 1107.6 | 1200 | 1068 | 1200 |
| 2024-04-01 | 1107.6 | 1200 | 1068 | 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 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Western Cape Women’s Championship 2025 (Advanced) | 2025-08-08 | 2025-08-10 | Standard | West Coast (WCU) | 6 | 5 | 0 | Yes | Analysis |
| 2 | Cape Winelands Queens 2025 (Open) | 2025-06-21 | 2025-06-21 | Rapid | Cape Winelands (WCW) | 6 | 5 | 0 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Western Cape Women’s Championship 2025 (Advanced) | 2025-08-08 | 2025-08-10 | Standard | West Coast (WCU) | 6 | 5 | 0 | Yes | Analysis |
| 2 | Cape Winelands Queens 2025 (Open) | 2025-06-21 | 2025-06-21 | Rapid | Cape Winelands (WCW) | 6 | 5 | 0 | Yes | Analysis |
| 3 | Western Cape Women’s Championship 2024 (Intermediate) | 2024-08-10 | 2024-08-10 | Standard | West Coast (WCU) | 5 | 5 | 1 | Yes | Analysis |
| 4 | Western Cape Women’s Championship 2024 (U14) | 2024-08-09 | 2024-08-09 | Standard | West Coast (WCU) | 5 | 4 | 0 | Yes | Analysis |
| 5 | Robertson Strategema Chess May 2024 (U13) | 2024-05-11 | 2024-05-11 | Rapid | Cape Winelands (WCW) | 5 | 3 | 0 | Yes | Analysis |
| 6 | Brave Knights 2024 (U13) | 2024-03-16 | 2024-03-16 | Rapid | Cape Winelands (WCW) | 6 | 6 | 0 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Women’s Championship 2024 | TournamentWestern Cape Women’s Championship 2024 | ||||||
| date2024-08-10 | rnd5 | typeStandard | result1 | date2024-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentEngeland, B (Blayden) | OpponentEngeland, B (Blayden) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Women’s Championship 2024 | TournamentWestern Cape Women’s Championship 2024 | ||||||
| date2024-08-10 | rnd5 | typeStandard | result1 | date2024-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentEngeland, B (Blayden) | OpponentEngeland, B (Blayden) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Women’s Championship 2024 | TournamentWestern Cape Women’s Championship 2024 | ||||||
| date2024-08-10 | rnd5 | typeStandard | result1 | date2024-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentEngeland, B (Blayden) | OpponentEngeland, B (Blayden) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Women’s Championship 2024 | TournamentWestern Cape Women’s Championship 2024 | ||||||
| date2024-08-10 | rnd5 | typeStandard | result1 | date2024-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentEngeland, B (Blayden) | OpponentEngeland, B (Blayden) | ||||||||
| # | 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 | Sekoe ,G (Gabriel) | 2 | 0 | -425 | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 |
| 987.6 | 562.6 | 961.6 | 562.6 | 1200 | 562.6 | 0 | 0 | ||||||
| 2 | Jacobs ,Q (Querin) | 2 | 0 | -425 | 0 | 0 | 0 | 2 | 0 | -425 | 0 | 0 | 0 |
| 1023.6 | 598.6 | 0 | 0 | 1137.8 | 598.6 | 0 | 0 | ||||||
| 3 | Williams ,S (Skyler) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 4 | Spoelstra ,R (Robey) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1274 | 849 | 1227.3 | 849 | 0 | 0 | 0 | 0 | ||||||
| 5 | Verhoog ,W (Walken) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1175.7 | 750.7 | 1196.3 | 750.7 | 0 | 0 | 0 | 0 | ||||||
| 6 | Nel ,C (Curtly) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1165.7 | 740.7 | 1200 | 740.7 | 0 | 0 | 0 | 0 | ||||||
| 7 | Minnaar ,E (Ethan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1488.3 | 1063.3 | 1437.2 | 1063.3 | 0 | 0 | 0 | 0 | ||||||
| 8 | Engeland ,B (Blayden) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 9 | Ruiters ,A (Arnold-James) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1212.1 | 787.1 | 1141.9 | 787.1 | 0 | 0 | 0 | 0 | ||||||
| 10 | Weimers ,J (Jemal) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1187.6 | 762.6 | 1159.2 | 762.6 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|