PLAYER PAGE
Personal
Muller, M (Mari)
Chess SA id
2120135735FIDE id
?Date of birth
2012-02-02 (U14)Gender
FemaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-15Personal details last changed
1900-01-01Junior GPX Games
18Junior GPX Points
1445.4| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1419.8 | 1427.7 | 1200 | 1200 |
| Raw rating | 1419.8 | 1427.7 | 1200 | 1200 |
| Weighted rating | 1370.6 | 1368.9 | 1200 | 1200 |
| Weighted performance | 1404.9 | 1406.5 | 0 | 0 |
| Floor | 919.8 | 927.7 | 700 | 700 |
| K-factor | 32 | 32 | 36 | 36 |
| Min/Max rating change allowed | 121.2 | 119.9 | 165.8 | 165.8 |
| Highest rating | 1419.82025-09-01 | 1427.72025-09-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1419.82025-09-01 | 1427.72025-09-01 | 12002024-03-01 | 12002024-03-01 |
| Highest weighted rating | 1364.82025-09-01 | 1362.12025-09-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1419.72025-09-01 | 1421.42025-09-01 | 12002024-03-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1419.8 | 1427.7 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1419.8 | 1427.7 | 1200 | 1200 |
| Raw rating | 1419.8 | 1427.7 | 1200 | 1200 |
| Weighted rating | 1370.6 | 1368.9 | 1200 | |
| Weighted performance | 1404.9 | 1406.5 | 0 | |
| K-factor | 32 | 32 | 36 | 36 |
| Floor | 919.8 | 927.7 | 700 | 700 |
| Max/Min rating change allowed | 121.2 | 119.9 | 165.8 | 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 | 1419.8 | 1427.7 | 1200 | 1200 |
| New weighted rating | 1375.9 | 1375.2 | 1200 | 1200 |
| New weighted performance | 1404.4 | 1405.9 | 0 | 0 |
| Temp new rating | 1419.8 | 1427.7 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1419.8 | 1427.7 | 1200 | 1200 |
| New K-factor | 32 | 32 | 36 | 36 |
| New floor | 919.8 | 927.7 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 9 | 9 | 0 | 0 | |
| 56 | 56 | 0 | 0 | |
| 36 | 36 | 0 | 0 | |
| 31 | 31 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| History | 137 | 137 | 0 | 0 |
| Games since | |||||||||||||||||
| Main65 | Standard65 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 1965 | 696 | 249 | ||||||||||||||
| Female | 311 | 116 | 48 | ||||||||||||||
| U14 | 303 | 103 | 33 | ||||||||||||||
| U14 Female | 67 | 24 | 9 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 1771 | 670 | 249 | ||||||||||||||
| Female | 288 | 113 | 46 | ||||||||||||||
| U14 | 278 | 96 | 35 | ||||||||||||||
| U14 Female | 64 | 22 | 9 | ||||||||||||||
| 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 | 9 | 7 | 77.78 | 236.1 | 1259 | 1495.1 |
| Standard | 9 | 7 | 77.78 | 236.1 | 1259 | 1495.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 137 | 82.5 | 60.22 | 86.9 | 1237.9 | 1324.7 |
| Standard | 137 | 82.5 | 60.22 | 86.9 | 1237.9 | 1324.7 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1419.8 | 1427.7 | 1200 | 1200 |
| 2025-09-01 | 1419.8 | 1427.7 | 1200 | 1200 |
| 2025-08-01 | 1377.8 | 1376.7 | 1200 | 1200 |
| 2025-07-01 | 1377.8 | 1376.7 | 1200 | 1200 |
| 2025-06-01 | 1377.8 | 1376.7 | 1200 | 1200 |
| 2025-05-01 | 1384.8 | 1384.1 | 1200 | 1200 |
| 2025-04-01 | 1384.8 | 1384.1 | 1200 | 1200 |
| 2025-03-01 | 1384.8 | 1384.1 | 1200 | 1200 |
| 2025-02-01 | 1384.8 | 1384.1 | 1200 | 1200 |
| 2025-01-01 | 1373 | 1374.9 | 1200 | 1200 |
| 2024-12-01 | 1355.4 | 1356.5 | 1200 | 1200 |
| 2024-11-01 | 1355.4 | 1356.5 | 1200 | 1200 |
| 2024-10-01 | 1333.9 | 1329.9 | 1200 | 1200 |
| 2024-09-01 | 1328.5 | 1323.8 | 1200 | 1200 |
| 2024-08-01 | 1295 | 1282.4 | 1200 | 1200 |
| 2024-07-01 | 1295 | 1282.4 | 1200 | 1200 |
| 2024-06-01 | 1345.1 | 1331.4 | 1200 | 1200 |
| 2024-08-01 | 1352.9 | 1340.4 | 1200 | 1200 |
| 2024-04-01 | 1353.2 | 1338.2 | 1200 | 1200 |
| 2024-03-01 | 1333.2 | 1310.5 | 1200 | 1200 |
| 2024-02-01 | 1384.9 | 1372.1 | 1200 | 1200 |
| 2024-01-01 | 1288.3 | 1283.1 | 1200 | 1200 |
| 2023-12-01 | 1288.3 | 1283.1 | 1200 | 1200 |
| 2023-11-01 | 1288.3 | 1283.1 | 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 | 2025 Tshwane South School District CLOSED League Championship (U13A) | 2025-08-15 | 2025-08-15 | Standard | Tshwane (GTP) | 5 | 4 | 4 | Yes | Analysis |
| 2 | 2025 Tshwane South School District Individual Finals (D4) (U13 Girls) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane South School District CLOSED League Championship (U13A) | 2025-08-15 | 2025-08-15 | Standard | Tshwane (GTP) | 5 | 4 | 4 | Yes | Analysis |
| 2 | 2025 Tshwane South School District Individual Finals (D4) (U13 Girls) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 3 | Gauteng Inter-Region at UJ 2024 (U14 Girls) | 2024-12-07 | 2024-12-08 | Standard | Johannesburg Metro (GJM) | 5 | 4 | 2 | Yes | Analysis |
| 4 | Gauteng Top Schools 2024 (U13 Girls) | 2024-10-04 | 2024-10-04 | Standard | Ekurhuleni (GE) | 5 | 5 | 3 | Yes | Analysis |
| 5 | 2024 Etienne Lewis (U14) | 2024-08-30 | 2024-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 4 | Yes | Analysis |
| 6 | D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13 Girls) | 2024-08-03 | 2024-08-03 | Standard | Tshwane (GTP) | 3 | 3 | 2.5 | Yes | Analysis |
| 7 | 2024 Elise Steenkamp Open Chess Tournament (Queens) | 2024-06-15 | 2024-06-17 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 8 | 2024 Tshwane South School District CLOSED Individual Championships (U13 Girls) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 9 | 2024 Milos Ristic Open Chess Tournament (U14) | 2024-04-27 | 2024-04-27 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 10 | 2024 Chris Greyling Open Chess Tournament (D3) | 2024-03-16 | 2024-03-16 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 11 | 2024 Constantiapark Open (D1) | 2024-02-17 | 2024-02-17 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 12 | 2024 Tshwane Chess OPEN Registration Tournament (D1) | 2024-01-27 | 2024-01-27 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 13 | 2024 Gauteng Inter-Region Chess Championship (U12 Girls B) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 5 | 4.5 | Yes | Analysis |
| 14 | 2023 Gauteng Top Schools (U13 Girls) | 2023-08-18 | 2023-08-18 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
| 15 | 2023 Etienne Lewis Closed Tournament (U12) | 2023-08-25 | 2023-08-27 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 16 | 2023 Tshwane South School District CLOSED League Championship (U11) | 2023-07-29 | 2023-07-29 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 17 | 2023 Lubowski Open Tournament (D) | 2023-06-24 | 2023-06-25 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 18 | 2023 Tshwane South School District CLOSED Individual Championships (U11 Girls) | 2023-04-22 | 2023-04-22 | Standard | Tshwane (GTP) | 5 | 4 | 1 | Yes | Analysis |
| 19 | Laerskool Constantiapark Open Chess Tournament 2023 (U12) | 2023-02-18 | 2023-02-18 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 20 | 2023 Tshwane Chess Open Registration Tournament (D1) | 2023-01-28 | 2023-01-28 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 21 | 2022 Etienne Lewis (U12 Girls) | 2022-09-02 | 2022-09-04 | Standard | Tshwane (GTP) | 7 | 6 | 1.5 | Yes | Analysis |
| 22 | Ladies Tournament 9 August 2022 (Knight) | 2022-08-09 | 2022-08-09 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 23 | 2022 Menlo Open Tournament (D) | 2022-07-23 | 2022-07-23 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 24 | 2022 Blou Bul Open (D) | 2022-06-25 | 2022-06-26 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
| 25 | 2022 Chris Greyling Open (D) | 2022-03-12 | 2022-03-12 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 26 | 2022 Tshwane Chess Open Registration Tournament (D1) | 2022-01-29 | 2022-01-29 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 27 | 2021 Lardies Ope (E) | 2021-10-30 | 2021-10-30 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | Tournament2022 Chris Greyling Open | Tournament2022 Blou Bul Open | ||||||
| date2022-03-12 | rnd2 | typeStandard | result1 | date2022-06-26 | rnd4 | typeStandard | result1 | ||
| OpponentPucjlowski, M (Marichke) | OpponentPadayachy, V (Vidya) | ||||||||
| 2 | 7 | Tournament2024 Gauteng Inter-Region Chess Championship | Tournament2024 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-01-13 | rnd1 | typeStandard | result1 | date2024-01-27 | rnd2 | typeStandard | result1 | ||
| OpponentWestermann, L (Liezl) | OpponentOlivier, F (Frederik) | ||||||||
| 3 | 5 | Tournament2025 Tshwane South School District Individual Finals (D4) | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-05-10 | rnd5 | typeStandard | result1 | date2025-08-15 | rnd4 | typeStandard | result1 | ||
| OpponentStruwig, K (Karien) | OpponentBolleurs, M (Matthew) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | Tournament2022 Chris Greyling Open | Tournament2022 Blou Bul Open | ||||||
| date2022-03-12 | rnd2 | typeStandard | result1 | date2022-06-26 | rnd4 | typeStandard | result1 | ||
| OpponentPucjlowski, M (Marichke) | OpponentPadayachy, V (Vidya) | ||||||||
| 2 | 7 | Tournament2024 Gauteng Inter-Region Chess Championship | Tournament2024 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-01-13 | rnd1 | typeStandard | result1 | date2024-01-27 | rnd2 | typeStandard | result1 | ||
| OpponentWestermann, L (Liezl) | OpponentOlivier, F (Frederik) | ||||||||
| 3 | 5 | Tournament2025 Tshwane South School District Individual Finals (D4) | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-05-10 | rnd5 | typeStandard | result1 | date2025-08-15 | rnd4 | typeStandard | result1 | ||
| OpponentStruwig, K (Karien) | OpponentBolleurs, M (Matthew) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2022 Chris Greyling Open | Tournament2022 Blou Bul Open | ||||||
| date2022-03-12 | rnd2 | typeStandard | result1 | date2022-06-25 | rnd2 | typeStandard | result1 | ||
| OpponentPucjlowski, M (Marichke) | OpponentNhuvunga, J (Jededia Trinity) | ||||||||
| 2 | 5 | Tournament2025 Tshwane South School District Individual Finals (D4) | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-05-10 | rnd5 | typeStandard | result1 | date2025-08-15 | rnd4 | typeStandard | result1 | ||
| OpponentStruwig, K (Karien) | OpponentBolleurs, M (Matthew) | ||||||||
| 3 | 5 | Tournament2024 Gauteng Inter-Region Chess Championship | Tournament2024 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-01-13 | rnd3 | typeStandard | result1 | date2024-01-27 | rnd2 | typeStandard | result1 | ||
| OpponentMabuza, N (Nondumiso) | OpponentOlivier, F (Frederik) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2022 Chris Greyling Open | Tournament2022 Blou Bul Open | ||||||
| date2022-03-12 | rnd2 | typeStandard | result1 | date2022-06-25 | rnd2 | typeStandard | result1 | ||
| OpponentPucjlowski, M (Marichke) | OpponentNhuvunga, J (Jededia Trinity) | ||||||||
| 2 | 5 | Tournament2025 Tshwane South School District Individual Finals (D4) | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-05-10 | rnd5 | typeStandard | result1 | date2025-08-15 | rnd4 | typeStandard | result1 | ||
| OpponentStruwig, K (Karien) | OpponentBolleurs, M (Matthew) | ||||||||
| 3 | 5 | Tournament2024 Gauteng Inter-Region Chess Championship | Tournament2024 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-01-13 | rnd3 | typeStandard | result1 | date2024-01-27 | rnd2 | typeStandard | result1 | ||
| OpponentMabuza, N (Nondumiso) | OpponentOlivier, F (Frederik) | ||||||||
| # | 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 | Bogaard ,A (Anneke) | 4 | 3 | 212.5 | 4 | 3 | 212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1110.7 | 1323.2 | 1097.2 | 1323.2 | 0 | 0 | 0 | 0 | ||||||
| 2 | Ndebele ,AT (Akhumzi Thandolwenkosi) | 4 | 3 | 212.5 | 4 | 3 | 212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1250.6 | 1463.1 | 1240.9 | 1463.1 | 0 | 0 | 0 | 0 | ||||||
| 3 | De Jager ,K (Konrad) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1135.3 | 1277 | 1128.9 | 1277 | 0 | 0 | 0 | 0 | ||||||
| 4 | Padayachy ,V (Vidya) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1179 | 1320.7 | 1152.7 | 1320.7 | 0 | 0 | 0 | 0 | ||||||
| 5 | Webb ,A (Abbygail) | 3 | 1 | -141.7 | 3 | 1 | -141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1227.3 | 1085.6 | 1223.5 | 1085.6 | 0 | 0 | 0 | 0 | ||||||
| 6 | Swanepoel ,L (Leja) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1238.6 | 1238.6 | 1227.1 | 1238.6 | 0 | 0 | 0 | 0 | ||||||
| 7 | Olivier ,T (Theana) | 2 | 0.5 | -212.5 | 2 | 0.5 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1062.4 | 849.9 | 1063.4 | 849.9 | 0 | 0 | 0 | 0 | ||||||
| 8 | Vermaak ,A (Alri) | 2 | 0.5 | -212.5 | 2 | 0.5 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1457.7 | 1245.2 | 1456.2 | 1245.2 | 0 | 0 | 0 | 0 | ||||||
| 9 | Engelbrecht ,A (Amber-Lee) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1486.1 | 1061.1 | 1473.6 | 1061.1 | 0 | 0 | 0 | 0 | ||||||
| 10 | Kirstein ,T (Tinus Ederich) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1401.8 | 976.8 | 1372.3 | 976.8 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|