PLAYER PAGE
Personal
Muller, J (Jonathan)
Chess SA id
1090096823FIDE id
?Date of birth
2009-06-08 (U18)Gender
MaleRegion
Capricorn (LCP)Citizen
RSATitles
Chess SA registered
NoLast active game
2020-02-15Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| Raw rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| Weighted rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| Weighted performance | 284.9 | 277.1 | 0 | 0 |
| Floor | 722.9 | 730.4 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 175.5 | 174.2 | 183.5 | 165.8 |
| Highest rating | 12362019-05-01 | 1230.42020-01-01 | 12002018-02-01 | 12002018-10-01 |
| Highest raw rating | 1222.92020-01-01 | 1230.42020-01-01 | 12002018-02-01 | 12002024-02-01 |
| Highest weighted rating | 1222.92020-01-01 | 1230.42018-12-01 | 12002018-02-01 | 12002018-10-01 |
| Highest weighted performance | 12362019-05-01 | 1221.22018-08-01 | 12002018-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| Analysis | ||||
| Rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| Raw rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| Weighted rating | 1160.2 | 1165.2 | 1128.8 | |
| Weighted performance | 284.9 | 277.1 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 722.9 | 730.4 | 700 | 700 |
| Max/Min rating change allowed | 175.5 | 174.2 | 183.5 | 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 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| New weighted rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| New weighted performance | 277.9 | 270.2 | 0 | 0 |
| Temp new rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1160.2 | 1165.2 | 1128.8 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 722.9 | 730.4 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 54 | 44 | 10 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | Capricorn (LCP) | ||||||||||||||||
| Province | Limpopo (LP) | ||||||||||||||||
| 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 | 54 | 28.5 | 52.78 | 23.6 | 1138.7 | 1162.3 |
| Standard | 44 | 23.5 | 53.41 | 29 | 1141 | 1170 |
| Rapid | 10 | 5 | 50 | 0 | 1128.7 | 1128.7 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-09-30 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-09-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-08-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-07-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-06-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-05-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-04-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-03-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-02-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2025-01-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-12-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-11-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-10-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-09-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-08-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-07-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-09-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-05-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-04-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-03-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-02-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2024-01-01 | 1160.2 | 1165.2 | 1128.8 | 1200 |
| 2023-12-01 | 1160.2 | 1165.2 | 1128.8 | 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 | LCP Qualifying February 2020 (O12) | 2020-02-15 | 2020-02-15 | Standard | Capricorn (LCP) | 5 | 5 | 3 | Yes | Analysis |
| 2 | 2019 South African Junior Team Championships (U12D) | 2020-01-04 | 2020-01-08 | Standard | 4 Knights (4K) | 7 | 7 | 2 | Yes | Analysis |
| 3 | 2019 Super 12 Laerskole (Juniors) | 2019-05-04 | 2019-05-04 | Rapid | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 4 | Capricorn Qualifying May 2019 (O12) | 2019-05-18 | 2019-05-18 | Standard | Capricorn (LCP) | 5 | 5 | 4 | Yes | Analysis |
| 5 | Capricorn Qualifying 2019 (O12) | 2019-02-16 | 2019-02-16 | Standard | Capricorn (LCP) | 5 | 5 | 3 | Yes | Analysis |
| 6 | South African Junior Team Championships 2018 (U10B) | 2018-12-16 | 2018-12-20 | Standard | 4 Knights (4K) | 7 | 7 | 2.5 | Yes | Analysis |
| 7 | Capricorn Qualifying 18 Augustus 2018 (U10) | 2018-08-18 | 2018-08-18 | Standard | Capricorn (LCP) | 5 | 5 | 3 | Yes | Analysis |
| 8 | Capricorn Qualifying 02 June 2018 (U10) | 2018-06-02 | 2018-06-02 | Standard | Capricorn (LCP) | 5 | 5 | 3 | Yes | Analysis |
| 9 | 2018 Super 12 (Junior) | 2018-05-05 | 2018-05-05 | Rapid | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 10 | Capricorn Qualifying 10 Feb 2018 (U10) | 2018-02-10 | 2018-02-10 | Standard | Capricorn (LCP) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2019 Super 12 Laerskole | TournamentCapricorn Qualifying May 2019 | ||||||
| date2019-05-04 | rnd5 | typeRapid | result1 | date2019-05-18 | rnd2 | typeStandard | result1 | ||
| OpponentErlank, BG (Brandon) | OpponentPhogole, K (Katlego) | ||||||||
| 2 | 3 | TournamentSouth African Junior Team Championships 2018 | TournamentCapricorn Qualifying 2019 | ||||||
| date2018-12-20 | rnd7 | typeStandard | result0.5 | date2019-02-16 | rnd2 | typeStandard | result1 | ||
| OpponentBogaard, FK (Franco) | OpponentTjale, KK (Kevin) | ||||||||
| 3 | 3 | TournamentCapricorn Qualifying 02 June 2018 | TournamentCapricorn Qualifying 02 June 2018 | ||||||
| date2018-06-02 | rnd2 | typeStandard | result1 | date2018-06-02 | rnd4 | typeStandard | result1 | ||
| OpponentJanse Van Rensburg, PPJ (Pedrie) | OpponentNcele, KM (Kopano) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSouth African Junior Team Championships 2018 | TournamentCapricorn Qualifying 2019 | ||||||
| date2018-12-20 | rnd7 | typeStandard | result0.5 | date2019-02-16 | rnd2 | typeStandard | result1 | ||
| OpponentBogaard, FK (Franco) | OpponentTjale, KK (Kevin) | ||||||||
| 2 | 3 | TournamentCapricorn Qualifying 02 June 2018 | TournamentCapricorn Qualifying 02 June 2018 | ||||||
| date2018-06-02 | rnd2 | typeStandard | result1 | date2018-06-02 | rnd4 | typeStandard | result1 | ||
| OpponentJanse Van Rensburg, PPJ (Pedrie) | OpponentNcele, KM (Kopano) | ||||||||
| 3 | 2 | TournamentLCP Qualifying February 2020 | TournamentLCP Qualifying February 2020 | ||||||
| date2020-02-15 | rnd1 | typeStandard | result1 | date2020-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentGwanetsa, T (Trey) | OpponentKapa, J (Junior) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2019 Super 12 Laerskole | Tournament2019 Super 12 Laerskole | ||||||
| date2019-05-04 | rnd1 | typeRapid | result1 | date2019-05-04 | rnd2 | typeRapid | result1 | ||
| OpponentMakwarela, L (Livhuwani) | OpponentVan Der Walt, J (Jason) | ||||||||
| 2 | 1 | Tournament2019 Super 12 Laerskole | Tournament2019 Super 12 Laerskole | ||||||
| date2019-05-04 | rnd5 | typeRapid | result1 | date2019-05-04 | rnd5 | typeRapid | result1 | ||
| OpponentErlank, BG (Brandon) | OpponentErlank, BG (Brandon) | ||||||||
| 3 | 1 | Tournament2018 Super 12 | Tournament2018 Super 12 | ||||||
| date2018-05-05 | rnd3 | typeRapid | result1 | date2018-05-05 | rnd3 | typeRapid | result1 | ||
| OpponentTwyman, K (Keagan) | OpponentTwyman, K (Keagan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2019 Super 12 Laerskole | TournamentCapricorn Qualifying May 2019 | ||||||
| date2019-05-04 | rnd5 | typeRapid | result1 | date2019-05-18 | rnd2 | typeStandard | result1 | ||
| OpponentErlank, BG (Brandon) | OpponentPhogole, K (Katlego) | ||||||||
| 2 | 3 | TournamentCapricorn Qualifying 02 June 2018 | TournamentCapricorn Qualifying 02 June 2018 | ||||||
| date2018-06-02 | rnd2 | typeStandard | result1 | date2018-06-02 | rnd4 | typeStandard | result1 | ||
| OpponentJanse Van Rensburg, PPJ (Pedrie) | OpponentNcele, KM (Kopano) | ||||||||
| 3 | 2 | TournamentLCP Qualifying February 2020 | TournamentLCP Qualifying February 2020 | ||||||
| date2020-02-15 | rnd1 | typeStandard | result1 | date2020-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentGwanetsa, T (Trey) | OpponentKapa, J (Junior) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentCapricorn Qualifying 02 June 2018 | TournamentCapricorn Qualifying 02 June 2018 | ||||||
| date2018-06-02 | rnd2 | typeStandard | result1 | date2018-06-02 | rnd4 | typeStandard | result1 | ||
| OpponentJanse Van Rensburg, PPJ (Pedrie) | OpponentNcele, KM (Kopano) | ||||||||
| 2 | 2 | TournamentLCP Qualifying February 2020 | TournamentLCP Qualifying February 2020 | ||||||
| date2020-02-15 | rnd1 | typeStandard | result1 | date2020-02-15 | rnd2 | typeStandard | result1 | ||
| OpponentGwanetsa, T (Trey) | OpponentKapa, J (Junior) | ||||||||
| 3 | 2 | TournamentCapricorn Qualifying May 2019 | TournamentCapricorn Qualifying May 2019 | ||||||
| date2019-05-18 | rnd4 | typeStandard | result1 | date2019-05-18 | rnd5 | typeStandard | result1 | ||
| OpponentMalebatja, K (Kgaugelo) | OpponentSeloana, ML (Mogau) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2019 Super 12 Laerskole | Tournament2019 Super 12 Laerskole | ||||||
| date2019-05-04 | rnd1 | typeRapid | result1 | date2019-05-04 | rnd2 | typeRapid | result1 | ||
| OpponentMakwarela, L (Livhuwani) | OpponentVan Der Walt, J (Jason) | ||||||||
| 2 | 1 | Tournament2019 Super 12 Laerskole | Tournament2019 Super 12 Laerskole | ||||||
| date2019-05-04 | rnd5 | typeRapid | result1 | date2019-05-04 | rnd5 | typeRapid | result1 | ||
| OpponentErlank, BG (Brandon) | OpponentErlank, BG (Brandon) | ||||||||
| 3 | 1 | Tournament2018 Super 12 | Tournament2018 Super 12 | ||||||
| date2018-05-05 | rnd3 | typeRapid | result1 | date2018-05-05 | rnd3 | typeRapid | result1 | ||
| OpponentTwyman, K (Keagan) | OpponentTwyman, K (Keagan) | ||||||||
| # | 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 | Manamela ,T (Thekgo) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1167.3 | 1592.3 | 1159.4 | 1592.3 | 0 | 0 | 0 | 0 | ||||||
| 2 | Els ,R (Regardt) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1126.2 | 701.2 | 1138.2 | 701.2 | 0 | 0 | 0 | 0 | ||||||
| 3 | Chuene ,K (Kganya) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1202.3 | 1202.3 | 1202.8 | 1202.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Kgokolo ,M (Mmoni) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1223.2 | 798.2 | 1228.2 | 798.2 | 0 | 0 | 0 | 0 | ||||||
| 5 | Dafel ,H (Henning) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 6 | Kapa ,J (Junior) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1118 | 1543 | 1102.8 | 1543 | 0 | 0 | 0 | 0 | ||||||
| 7 | Masha ,B (Bianca) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 8 | Van Niekerk ,A (Adrian) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1081.7 | 656.7 | 1059.2 | 656.7 | 0 | 0 | 0 | 0 | ||||||
| 9 | Sebitso ,K (Katlego) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 10 | Seloana ,ML (Mogau) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

