PLAYER PAGE
Personal
Pieterse, M (Matthys)
Chess SA id
1090191561FIDE id
?Date of birth
2009-12-17 (U18)Gender
MaleRegion
Mangaung (FMB)Citizen
RSATitles
Chess SA registered
NoLast active game
2024-03-08Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1176.8 | 1200 | 1143.6 | 1200 |
| Raw rating | 1176.8 | 1200 | 1143.6 | 1200 |
| Weighted rating | 1174.5 | 1200 | 1138.1 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 171.4 | 165.8 | 179.7 | 165.8 |
| Highest rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 12002019-12-01 | 12002024-02-01 | 12002019-12-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 12002019-12-01 | 12002024-02-01 | 12002019-12-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1176.8 | 1200 | 1143.6 | 1200 |
| Analysis | ||||
| Rating | 1176.8 | 1200 | 1143.6 | 1200 |
| Raw rating | 1176.8 | 1200 | 1143.6 | 1200 |
| Weighted rating | 1174.5 | 1200 | 1138.1 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 171.4 | 165.8 | 179.7 | 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 | 1176.8 | 1200 | 1143.6 | 1200 |
| New weighted rating | 1174.6 | 1200 | 1138.3 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1176.8 | 1200 | 1143.6 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1176.8 | 1200 | 1143.6 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 14 | 0 | 14 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 14 | 0 | 14 | 0 |
| Games since | |||||||||||||||||
| Main14 | Standard0 | Rapid14 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | Mangaung (FMB) | ||||||||||||||||
| Province | Free State (FS) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 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 | 14 | 5 | 35.71 | -121.4 | 1181.8 | 1060.4 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 14 | 5 | 35.71 | -121.4 | 1181.8 | 1060.4 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-09-30 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-09-01 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-08-01 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-07-01 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-06-01 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-05-01 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-04-01 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-03-01 | 1176.8 | 1200 | 1143.6 | 1200 |
| 2025-02-01 | 1176.7 | 1200 | 1143.5 | 1200 |
| 2025-01-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-12-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-11-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-10-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-09-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-08-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-07-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-09-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-05-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-04-01 | 1167.7 | 1200 | 1122.6 | 1200 |
| 2024-03-01 | 1193 | 1200 | 1180.2 | 1200 |
| 2024-02-01 | 1188.8 | 1200 | 1156.8 | 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 |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Bloemfontein Highschool League 2024 (U15A) | 2024-03-08 | 2024-03-08 | Rapid | Mangaung (FMB) | 5 | 4 | 0 | Yes | Analysis |
| 2 | Bloemfontein High School League 16 February 2024 (U15A) | 2024-02-16 | 2024-02-16 | Rapid | Mangaung (FMB) | 5 | 5 | 3 | Yes | Analysis |
| 3 | Bloemfontein High School League Tournament 26 January 2024 (U15B+U17B) | 2024-01-26 | 2024-01-26 | Rapid | Mangaung (FMB) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentBloemfontein High School League 16 February 2024 | TournamentBloemfontein High School League 16 February 2024 | ||||||
| date2024-02-16 | rnd4 | typeRapid | result1 | date2024-02-16 | rnd5 | typeRapid | result1 | ||
| OpponentBerlyn, T (Tristan) | OpponentZhu, E (Eric) | ||||||||
| 2 | 2 | TournamentBloemfontein High School League Tournament 26 January 2024 | TournamentBloemfontein High School League 16 February 2024 | ||||||
| date2024-01-26 | rnd5 | typeRapid | result1 | date2024-02-16 | rnd1 | typeRapid | result1 | ||
| OpponentMatiki, T (Thandeka) | OpponentMcpherson, L (Lilly) | ||||||||
| 3 | 1 | TournamentBloemfontein High School League Tournament 26 January 2024 | TournamentBloemfontein High School League Tournament 26 January 2024 | ||||||
| date2024-01-26 | rnd3 | typeRapid | result1 | date2024-01-26 | rnd3 | typeRapid | result1 | ||
| OpponentVilakazi, S (Simangele) | OpponentVilakazi, S (Simangele) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentBloemfontein High School League 16 February 2024 | TournamentBloemfontein High School League 16 February 2024 | ||||||
| date2024-02-16 | rnd4 | typeRapid | result1 | date2024-02-16 | rnd5 | typeRapid | result1 | ||
| OpponentBerlyn, T (Tristan) | OpponentZhu, E (Eric) | ||||||||
| 2 | 2 | TournamentBloemfontein High School League Tournament 26 January 2024 | TournamentBloemfontein High School League 16 February 2024 | ||||||
| date2024-01-26 | rnd5 | typeRapid | result1 | date2024-02-16 | rnd1 | typeRapid | result1 | ||
| OpponentMatiki, T (Thandeka) | OpponentMcpherson, L (Lilly) | ||||||||
| 3 | 1 | TournamentBloemfontein High School League Tournament 26 January 2024 | TournamentBloemfontein High School League Tournament 26 January 2024 | ||||||
| date2024-01-26 | rnd3 | typeRapid | result1 | date2024-01-26 | rnd3 | typeRapid | result1 | ||
| OpponentVilakazi, S (Simangele) | OpponentVilakazi, S (Simangele) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentBloemfontein High School League 16 February 2024 | TournamentBloemfontein High School League 16 February 2024 | ||||||
| date2024-02-16 | rnd4 | typeRapid | result1 | date2024-02-16 | rnd5 | typeRapid | result1 | ||
| OpponentBerlyn, T (Tristan) | OpponentZhu, E (Eric) | ||||||||
| 2 | 2 | TournamentBloemfontein High School League Tournament 26 January 2024 | TournamentBloemfontein High School League 16 February 2024 | ||||||
| date2024-01-26 | rnd5 | typeRapid | result1 | date2024-02-16 | rnd1 | typeRapid | result1 | ||
| OpponentMatiki, T (Thandeka) | OpponentMcpherson, L (Lilly) | ||||||||
| 3 | 1 | TournamentBloemfontein High School League Tournament 26 January 2024 | TournamentBloemfontein High School League Tournament 26 January 2024 | ||||||
| date2024-01-26 | rnd3 | typeRapid | result1 | date2024-01-26 | rnd3 | typeRapid | result1 | ||
| OpponentVilakazi, S (Simangele) | OpponentVilakazi, S (Simangele) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentBloemfontein High School League 16 February 2024 | TournamentBloemfontein High School League 16 February 2024 | ||||||
| date2024-02-16 | rnd4 | typeRapid | result1 | date2024-02-16 | rnd5 | typeRapid | result1 | ||
| OpponentBerlyn, T (Tristan) | OpponentZhu, E (Eric) | ||||||||
| 2 | 2 | TournamentBloemfontein High School League Tournament 26 January 2024 | TournamentBloemfontein High School League 16 February 2024 | ||||||
| date2024-01-26 | rnd5 | typeRapid | result1 | date2024-02-16 | rnd1 | typeRapid | result1 | ||
| OpponentMatiki, T (Thandeka) | OpponentMcpherson, L (Lilly) | ||||||||
| 3 | 1 | TournamentBloemfontein High School League Tournament 26 January 2024 | TournamentBloemfontein High School League Tournament 26 January 2024 | ||||||
| date2024-01-26 | rnd3 | typeRapid | result1 | date2024-01-26 | rnd3 | typeRapid | result1 | ||
| OpponentVilakazi, S (Simangele) | OpponentVilakazi, S (Simangele) | ||||||||
| # | 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 | Khoete ,B (Bokang) | 2 | 0 | -425 | 0 | 0 | 0 | 2 | 0 | -425 | 0 | 0 | 0 |
| 1199.9 | 774.9 | 0 | 0 | 1319.8 | 774.9 | 0 | 0 | ||||||
| 2 | Matiki ,T (Thandeka) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1008.8 | 1433.8 | 0 | 0 | 1019.2 | 1433.8 | 0 | 0 | ||||||
| 3 | Berlyn ,T (Tristan) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1200 | 1625 | 0 | 0 | 1200 | 1625 | 0 | 0 | ||||||
| 4 | Geyser ,H (Heinrich) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1061.6 | 636.6 | 0 | 0 | 775.4 | 636.6 | 0 | 0 | ||||||
| 5 | Mokhachane ,K (Kgalalelo) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1127.8 | 702.8 | 0 | 0 | 1207.5 | 702.8 | 0 | 0 | ||||||
| 6 | Lemphane ,O (Oratile) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1337.3 | 912.3 | 0 | 0 | 1325.9 | 912.3 | 0 | 0 | ||||||
| 7 | Sealoma ,T (Tshegofatso) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1314.7 | 889.7 | 0 | 0 | 1307.7 | 889.7 | 0 | 0 | ||||||
| 8 | Mcpherson ,L (Lilly) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1029.5 | 1454.5 | 0 | 0 | 1005.6 | 1454.5 | 0 | 0 | ||||||
| 9 | De Villiers ,H (Hj) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1415.5 | 990.5 | 0 | 0 | 1317.8 | 990.5 | 0 | 0 | ||||||
| 10 | Rametsi ,O (Oarabile) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1172.3 | 747.3 | 0 | 0 | 1172 | 747.3 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

