PLAYER PAGE
Personal
Coetzee, M (Mauritz)
Chess SA id
1120109368FIDE id
?Date of birth
2012-04-17 (U14)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2024-12-08Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1236.8 | 1228.3 | 1172.4 | 1200 |
| Raw rating | 1234.5 | 1226.1 | 1172.4 | 1200 |
| Weighted rating | 1236.8 | 1228.3 | 1172.4 | 1200 |
| Weighted performance | 1061.2 | 1057 | 0 | 0 |
| Floor | 791.8 | 785.1 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 157.9 | 159.8 | 172.5 | 165.8 |
| Highest rating | 1305.92024-05-01 | 1299.12024-05-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1291.82024-06-01 | 1285.12024-06-01 | 12002020-01-01 | 12002024-02-01 |
| Highest weighted rating | 1233.52025-08-01 | 1224.92025-08-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1305.92024-05-01 | 1299.12024-05-01 | 12002020-01-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0.9 | 0.9 | 0 | 0 |
| New rating | 1237.7 | 1229.2 | 1172.4 | 1200 |
| Analysis | ||||
| Rating | 1236.8 | 1228.3 | 1172.4 | 1200 |
| Raw rating | 1234.5 | 1226.1 | 1172.4 | 1200 |
| Weighted rating | 1236.8 | 1228.3 | 1172.4 | |
| Weighted performance | 1061.2 | 1057 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 791.8 | 785.1 | 700 | 700 |
| Max/Min rating change allowed | 157.9 | 159.8 | 172.5 | 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 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| New weighted rating | 1237.7 | 1229.2 | 1172.4 | 1200 |
| New weighted performance | 1060.8 | 1056.5 | 0 | 0 |
| Temp new rating | 1237.7 | 1229.2 | 1172.4 | 1200 |
| Temp new rating +/- | 0.9 | 0.9 | 0 | 0 |
| Final new rating +/- | 0.9 | 0.9 | 0 | 0 |
| New rating | 1237.7 | 1229.2 | 1172.4 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 791.8 | 785.1 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 42 | 42 | 0 | 0 | |
| 36 | 36 | 0 | 0 | |
| 27 | 20 | 7 | 0 | |
| 10 | 10 | 0 | 0 | |
| History | 125 | 118 | 7 | 0 |
| Games since | |||||||||||||||||
| Main42 | Standard42 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 3747 | 1222 | 435 | ||||||||||||||
| Male | 2857 | 938 | 330 | ||||||||||||||
| U14 | 705 | 225 | 77 | ||||||||||||||
| U14 Male | 505 | 162 | 56 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 3709 | 1311 | 511 | ||||||||||||||
| Male | 2817 | 1009 | 391 | ||||||||||||||
| U14 | 718 | 244 | 89 | ||||||||||||||
| U14 Male | 507 | 176 | 65 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -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 | 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 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 125 | 56.5 | 45.2 | -40.8 | 1201.5 | 1160.7 |
| Standard | 118 | 52.5 | 44.49 | -46.8 | 1201.2 | 1154.4 |
| Rapid | 7 | 4 | 57.14 | 60.7 | 1207.4 | 1268.1 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-09-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-08-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-07-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-06-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-05-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-04-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-03-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-02-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2025-01-01 | 1234.5 | 1226.1 | 1172.4 | 1200 |
| 2024-12-01 | 1225.4 | 1214.2 | 1172.4 | 1200 |
| 2024-11-01 | 1225.4 | 1214.2 | 1172.4 | 1200 |
| 2024-10-01 | 1225.4 | 1214.2 | 1172.4 | 1200 |
| 2024-09-01 | 1279.5 | 1269.6 | 1172.4 | 1200 |
| 2024-08-01 | 1291.8 | 1285.1 | 1172.4 | 1200 |
| 2024-07-01 | 1291.8 | 1285.1 | 1172.4 | 1200 |
| 2024-06-01 | 1291.8 | 1285.1 | 1172.4 | 1200 |
| 2024-08-01 | 1232.6 | 1228.2 | 1172.4 | 1200 |
| 2024-04-01 | 1232.6 | 1228.2 | 1172.4 | 1200 |
| 2024-03-01 | 1250.8 | 1247.4 | 1172.4 | 1200 |
| 2024-02-01 | 1182.7 | 1176.8 | 1172.4 | 1200 |
| 2024-01-01 | 1091.7 | 1077.8 | 1172.4 | 1200 |
| 2023-12-01 | 1091.7 | 1077.8 | 1172.4 | 1200 |
| 2023-11-01 | 1091.7 | 1077.8 | 1172.4 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Gauteng Inter-Region at UJ 2024 (U14 Candidates) | 2024-12-07 | 2024-12-08 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 2.5 | Yes | Analysis |
| 2 | 2024 Etienne Lewis (U14) | 2024-08-30 | 2024-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 3 | D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) | 2024-08-03 | 2024-08-03 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 4 | 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 5 | 2024 Chris Greyling Open Chess Tournament (D2) | 2024-03-16 | 2024-03-16 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 6 | 2024 Constantiapark Open (D2) | 2024-02-17 | 2024-02-17 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 7 | 2024 Piet Robbertse Open Chess Tournament (D2) | 2024-02-03 | 2024-02-04 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 8 | 2024 Gauteng Inter-Region Chess Championship (U12C) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 5 | 5 | Yes | Analysis |
| 9 | 2023 Alekhine Open Tournament (D) | 2023-09-09 | 2023-09-09 | Standard | Tshwane (GTP) | 5 | 4 | 0 | Yes | Analysis |
| 10 | 2023 Etienne Lewis Closed Tournament (U12) | 2023-08-25 | 2023-08-27 | Standard | Tshwane (GTP) | 7 | 7 | 2 | Yes | Analysis |
| 11 | 2023 Tshwane South School District CLOSED League Championship (U13) | 2023-07-29 | 2023-07-29 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 12 | 2023 Tshwane South School District CLOSED Individual Championships (U11 Open) | 2023-04-22 | 2023-04-22 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 13 | 2023 Afrikaans Hoër Seunskool Open Chess Tournament (D1) | 2023-03-04 | 2023-03-04 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 14 | Laerskool Constantiapark Open Chess Tournament 2023 (U12) | 2023-02-18 | 2023-02-18 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 15 | 2023 Tshwane Chess Open Registration Tournament (D1) | 2023-01-28 | 2023-01-28 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 16 | Lardies Tournament 2022 (U12) | 2022-10-29 | 2022-10-29 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 17 | D4 Play Offs 2022 (U11) | 2022-07-30 | 2022-07-30 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 18 | D4 Individuals 2022 (U11 Open) | 2022-04-23 | 2022-04-23 | Rapid | Tshwane (GTP) | 7 | 7 | 4 | Yes | Analysis |
| 19 | CP Ope 2022 (D1) | 2022-02-19 | 2022-02-19 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 20 | 2022 Tshwane Chess Open Registration Tournament (D2) | 2022-01-29 | 2022-01-29 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 21 | 2021 Blou Bul Tournament (E) | 2021-04-10 | 2021-04-10 | Standard | Mangaung (FMB) | 5 | 5 | 2 | Yes | Analysis |
| 22 | 2021 Registration Tournament (D) | 2021-03-13 | 2021-03-13 | Standard | Tshwane (GTP) | 5 | 5 | 0.5 | Yes | Analysis |
| 23 | 2020 Registration Tournament (E) | 2020-01-25 | 2020-01-25 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 24 | 2019 Constantia Park Open (F) | 2019-02-09 | 2019-02-09 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2024 Gauteng Inter-Region Chess Championship | Tournament2024 Piet Robbertse Open Chess Tournament | ||||||
| date2024-01-13 | rnd1 | typeStandard | result1 | date2024-02-03 | rnd1 | typeStandard | result1 | ||
| OpponentMalumedzha, O (Orifha) | OpponentLe Roux, J (Johannes) | ||||||||
| 2 | 4 | Tournament2024 Constantiapark Open | Tournament2024 Chris Greyling Open Chess Tournament | ||||||
| date2024-02-17 | rnd3 | typeStandard | result1 | date2024-03-16 | rnd1 | typeStandard | result1 | ||
| OpponentGrobler, J (Joshua) | OpponentMolamoleli, R (Rorisang) | ||||||||
| 3 | 4 | Tournament2023 Tshwane Chess Open Registration Tournament | TournamentLaerskool Constantiapark Open Chess Tournament 2023 | ||||||
| date2023-01-28 | rnd5 | typeStandard | result1 | date2023-02-18 | rnd3 | typeStandard | result1 | ||
| OpponentTruscott, A (Ane) | OpponentSlabbert, M (Marko) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2024 Gauteng Inter-Region Chess Championship | Tournament2024 Piet Robbertse Open Chess Tournament | ||||||
| date2024-01-13 | rnd1 | typeStandard | result1 | date2024-02-03 | rnd1 | typeStandard | result1 | ||
| OpponentMalumedzha, O (Orifha) | OpponentLe Roux, J (Johannes) | ||||||||
| 2 | 4 | Tournament2024 Constantiapark Open | Tournament2024 Chris Greyling Open Chess Tournament | ||||||
| date2024-02-17 | rnd3 | typeStandard | result1 | date2024-03-16 | rnd1 | typeStandard | result1 | ||
| OpponentGrobler, J (Joshua) | OpponentMolamoleli, R (Rorisang) | ||||||||
| 3 | 4 | Tournament2023 Tshwane Chess Open Registration Tournament | TournamentLaerskool Constantiapark Open Chess Tournament 2023 | ||||||
| date2023-01-28 | rnd5 | typeStandard | result1 | date2023-02-18 | rnd3 | typeStandard | result1 | ||
| OpponentTruscott, A (Ane) | OpponentSlabbert, M (Marko) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentD4 Individuals 2022 | TournamentD4 Individuals 2022 | ||||||
| date2022-04-23 | rnd4 | typeRapid | result1 | date2022-04-23 | rnd6 | typeRapid | result1 | ||
| OpponentVan Der Merwe, B (Bernhardt) | OpponentNaidoo, P (Prium) | ||||||||
| 2 | 1 | TournamentD4 Individuals 2022 | TournamentD4 Individuals 2022 | ||||||
| date2022-04-23 | rnd2 | typeRapid | result1 | date2022-04-23 | rnd2 | typeRapid | result1 | ||
| OpponentVan Der Loo, B (Benjamin Antonie) | OpponentVan Der Loo, B (Benjamin Antonie) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2024 Gauteng Inter-Region Chess Championship | Tournament2024 Piet Robbertse Open Chess Tournament | ||||||
| date2024-01-13 | rnd1 | typeStandard | result1 | date2024-02-03 | rnd1 | typeStandard | result1 | ||
| OpponentMalumedzha, O (Orifha) | OpponentLe Roux, J (Johannes) | ||||||||
| 2 | 4 | Tournament2024 Constantiapark Open | Tournament2024 Chris Greyling Open Chess Tournament | ||||||
| date2024-02-17 | rnd3 | typeStandard | result1 | date2024-03-16 | rnd1 | typeStandard | result1 | ||
| OpponentGrobler, J (Joshua) | OpponentMolamoleli, R (Rorisang) | ||||||||
| 3 | 3 | TournamentD4 Individuals 2022 | TournamentD4 Individuals 2022 | ||||||
| date2022-04-23 | rnd4 | typeRapid | result1 | date2022-04-23 | rnd6 | typeRapid | result1 | ||
| OpponentVan Der Merwe, B (Bernhardt) | OpponentNaidoo, P (Prium) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2024 Gauteng Inter-Region Chess Championship | Tournament2024 Piet Robbertse Open Chess Tournament | ||||||
| date2024-01-13 | rnd1 | typeStandard | result1 | date2024-02-03 | rnd1 | typeStandard | result1 | ||
| OpponentMalumedzha, O (Orifha) | OpponentLe Roux, J (Johannes) | ||||||||
| 2 | 4 | Tournament2024 Constantiapark Open | Tournament2024 Chris Greyling Open Chess Tournament | ||||||
| date2024-02-17 | rnd3 | typeStandard | result1 | date2024-03-16 | rnd1 | typeStandard | result1 | ||
| OpponentGrobler, J (Joshua) | OpponentMolamoleli, R (Rorisang) | ||||||||
| 3 | 3 | TournamentCP Ope 2022 | TournamentD4 Play Offs 2022 | ||||||
| date2022-02-19 | rnd4 | typeStandard | result1 | date2022-07-30 | rnd1 | typeStandard | result1 | ||
| OpponentBotha, L (Lincke) | OpponentOosthuizen, V (Vaughn) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentD4 Individuals 2022 | TournamentD4 Individuals 2022 | ||||||
| date2022-04-23 | rnd4 | typeRapid | result1 | date2022-04-23 | rnd6 | typeRapid | result1 | ||
| OpponentVan Der Merwe, B (Bernhardt) | OpponentNaidoo, P (Prium) | ||||||||
| 2 | 1 | TournamentD4 Individuals 2022 | TournamentD4 Individuals 2022 | ||||||
| date2022-04-23 | rnd2 | typeRapid | result1 | date2022-04-23 | rnd2 | typeRapid | result1 | ||
| OpponentVan Der Loo, B (Benjamin Antonie) | OpponentVan Der Loo, B (Benjamin Antonie) | ||||||||
| # | 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 | Van Der Merwe ,H (Hendrik) | 3 | 1.5 | 0 | 3 | 1.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1173.4 | 1173.4 | 1166.3 | 1173.4 | 0 | 0 | 0 | 0 | ||||||
| 2 | Yang ,JD (Daniel) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1545 | 1120 | 1536.4 | 1120 | 0 | 0 | 0 | 0 | ||||||
| 3 | Kilian ,D (Daniel) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1209.7 | 1634.7 | 1210.7 | 1634.7 | 0 | 0 | 0 | 0 | ||||||
| 4 | Swart ,J (Jevan) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1196.8 | 1621.8 | 1192.9 | 1621.8 | 0 | 0 | 0 | 0 | ||||||
| 5 | Pretorius ,P (Pieter) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 923.2 | 923.2 | 923.6 | 923.2 | 0 | 0 | 0 | 0 | ||||||
| 6 | Kirstein ,T (Tinus Ederich) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1181.9 | 1181.9 | 1148.2 | 1181.9 | 0 | 0 | 0 | 0 | ||||||
| 7 | Pillay ,V (Verana) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1325.1 | 1325.1 | 1320.6 | 1325.1 | 0 | 0 | 0 | 0 | ||||||
| 8 | Van Rooyen ,D (Dandre) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1264.9 | 839.9 | 1259.3 | 839.9 | 0 | 0 | 0 | 0 | ||||||
| 9 | Minny ,O (Oban) | 2 | 0 | -425 | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1179 | 754 | 1119.7 | 754 | 840.5 | 754 | 0 | 0 | ||||||
| 10 | Le Roux ,D (Daniel) | 2 | 0 | -425 | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1170.1 | 745.1 | 1269.9 | 745.1 | 966.5 | 745.1 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|