PLAYER PAGE
Personal
Aldum, JP (Johannes Petrus)
Chess SA id
181000441FIDE id
?Date of birth
1981-03-18 (Adult)Gender
MaleRegion
Ekurhuleni (GE)Citizen
RSATitles
CPAChess SA registered
NoLast active game
2022-02-05Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1389.7 | 1392 | 1456 | 1508 |
| Raw rating | 1389.7 | 1392 | 1456 | 1508 |
| Weighted rating | 1389.7 | 1392 | 1456 | 1507.5 |
| Weighted performance | 447.8 | 449.4 | 0 | 0 |
| Floor | 956 | 956 | 956 | 1008 |
| K-factor | 32 | 32 | 32 | 32 |
| Min/Max rating change allowed | 126.5 | 126.1 | 115.1 | 106.9 |
| Highest rating | 14562018-01-01 | 14562018-01-01 | 14562019-03-01 | 15082024-02-01 |
| Highest raw rating | 14562018-01-01 | 14562018-01-01 | 14562024-02-01 | 15082024-02-01 |
| Highest weighted rating | 14562018-01-01 | 14562018-01-01 | 14562019-03-01 | 1506.32025-08-01 |
| Highest weighted performance | 1330.62018-01-01 | 1330.62018-01-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1389.7 | 1392 | 1456 | 1508 |
| Analysis | ||||
| Rating | 1389.7 | 1392 | 1456 | 1508 |
| Raw rating | 1389.7 | 1392 | 1456 | 1508 |
| Weighted rating | 1389.7 | 1392 | 1456 | |
| Weighted performance | 447.8 | 449.4 | 0 | |
| K-factor | 32 | 32 | 32 | 32 |
| Floor | 956 | 956 | 956 | 1008 |
| Max/Min rating change allowed | 126.5 | 126.1 | 115.1 | 106.9 |
| 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 | 1389.7 | 1392 | 1456 | 1508 |
| New weighted rating | 1389.7 | 1392 | 1456 | 1507.8 |
| New weighted performance | 447.4 | 448.9 | 0 | 0 |
| Temp new rating | 1389.7 | 1392 | 1456 | 1508 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1389.7 | 1392 | 1456 | 1508 |
| New K-factor | 32 | 32 | 32 | 32 |
| New floor | 956 | 956 | 956 | 1008 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 86 | 48 | 32 | 6 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Ekurhuleni (GE) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult 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 | 31 | 10.5 | 33.87 | -137.1 | 1472.6 | 1335.5 |
| Standard | 31 | 10.5 | 33.87 | -137.1 | 1472.6 | 1335.5 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-09-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-08-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-07-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-06-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-05-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-04-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-03-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-02-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2025-01-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-12-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-11-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-10-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-09-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-08-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-07-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-06-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-08-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-04-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-03-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-02-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2024-01-01 | 1389.7 | 1392 | 1456 | 1508 |
| 2023-12-01 | 1389.7 | 1392 | 1456 | 1456 |
| 2023-11-01 | 1389.7 | 1392 | 1456 | 1456 |
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 | Heidelberg Open 2022 (A) | 2022-02-05 | 2022-02-05 | Standard | Sedibeng (GSV) | 5 | 5 | 2 | Yes | Analysis |
| 2 | Heidelberg Open 2020 (Prestige) | 2020-01-31 | 2020-02-02 | Standard | Sedibeng (GSV) | 5 | 4 | 0 | Yes | Analysis |
| 3 | Primrose Chess Club Open 2019 (A) | 2019-04-13 | 2019-04-13 | Standard | Ekurhuleni (GE) | 5 | 5 | 2 | Yes | Analysis |
| 4 | Witfield Open 2018 (B) | 2018-07-21 | 2018-07-21 | Standard | Ekurhuleni (GE) | 5 | 5 | 2 | Yes | Analysis |
| 5 | Elspark Open 2018 (A) | 2018-02-10 | 2018-02-10 | Standard | Ekurhuleni (GE) | 5 | 5 | 1.5 | Yes | Analysis |
| 6 | South African Inter Regional Championships 2017 | 2018-01-09 | 2018-01-12 | Standard | 4 Knights (4K) | 7 | 7 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSouth African Inter Regional Championships 2017 | TournamentSouth African Inter Regional Championships 2017 | ||||||
| date2018-01-11 | rnd5 | typeStandard | result1 | date2018-01-12 | rnd7 | typeStandard | result1 | ||
| OpponentLouw, IL (Isaac) | OpponentMogotsi, T (Thapelo Daniel) | ||||||||
| 2 | 2 | TournamentHeidelberg Open 2022 | TournamentHeidelberg Open 2022 | ||||||
| date2022-02-05 | rnd2 | typeStandard | result1 | date2022-02-05 | rnd3 | typeStandard | result1 | ||
| OpponentMokwena, K (Kole) | OpponentMungal, Z (Zoey) | ||||||||
| 3 | 2 | TournamentPrimrose Chess Club Open 2019 | TournamentPrimrose Chess Club Open 2019 | ||||||
| date2019-04-13 | rnd4 | typeStandard | result0.5 | date2019-04-13 | rnd5 | typeStandard | result1 | ||
| OpponentSingh, N (Nimai) | OpponentSithole, ML (Mfanimpela) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentSouth African Inter Regional Championships 2017 | TournamentSouth African Inter Regional Championships 2017 | ||||||
| date2018-01-11 | rnd5 | typeStandard | result1 | date2018-01-12 | rnd7 | typeStandard | result1 | ||
| OpponentLouw, IL (Isaac) | OpponentMogotsi, T (Thapelo Daniel) | ||||||||
| 2 | 2 | TournamentHeidelberg Open 2022 | TournamentHeidelberg Open 2022 | ||||||
| date2022-02-05 | rnd2 | typeStandard | result1 | date2022-02-05 | rnd3 | typeStandard | result1 | ||
| OpponentMokwena, K (Kole) | OpponentMungal, Z (Zoey) | ||||||||
| 3 | 2 | TournamentPrimrose Chess Club Open 2019 | TournamentPrimrose Chess Club Open 2019 | ||||||
| date2019-04-13 | rnd4 | typeStandard | result0.5 | date2019-04-13 | rnd5 | typeStandard | result1 | ||
| OpponentSingh, N (Nimai) | OpponentSithole, ML (Mfanimpela) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentHeidelberg Open 2022 | TournamentHeidelberg Open 2022 | ||||||
| date2022-02-05 | rnd2 | typeStandard | result1 | date2022-02-05 | rnd3 | typeStandard | result1 | ||
| OpponentMokwena, K (Kole) | OpponentMungal, Z (Zoey) | ||||||||
| 2 | 2 | TournamentWitfield Open 2018 | TournamentWitfield Open 2018 | ||||||
| date2018-07-21 | rnd1 | typeStandard | result1 | date2018-07-21 | rnd2 | typeStandard | result1 | ||
| OpponentKushar, T (Tristan) | OpponentSteyn, D (Dian) | ||||||||
| 3 | 1 | TournamentPrimrose Chess Club Open 2019 | TournamentPrimrose Chess Club Open 2019 | ||||||
| date2019-04-13 | rnd5 | typeStandard | result1 | date2019-04-13 | rnd5 | typeStandard | result1 | ||
| OpponentSithole, ML (Mfanimpela) | OpponentSithole, ML (Mfanimpela) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentHeidelberg Open 2022 | TournamentHeidelberg Open 2022 | ||||||
| date2022-02-05 | rnd2 | typeStandard | result1 | date2022-02-05 | rnd3 | typeStandard | result1 | ||
| OpponentMokwena, K (Kole) | OpponentMungal, Z (Zoey) | ||||||||
| 2 | 2 | TournamentWitfield Open 2018 | TournamentWitfield Open 2018 | ||||||
| date2018-07-21 | rnd1 | typeStandard | result1 | date2018-07-21 | rnd2 | typeStandard | result1 | ||
| OpponentKushar, T (Tristan) | OpponentSteyn, D (Dian) | ||||||||
| 3 | 1 | TournamentPrimrose Chess Club Open 2019 | TournamentPrimrose Chess Club Open 2019 | ||||||
| date2019-04-13 | rnd5 | typeStandard | result1 | date2019-04-13 | rnd5 | typeStandard | result1 | ||
| OpponentSithole, ML (Mfanimpela) | OpponentSithole, ML (Mfanimpela) | ||||||||
| # | 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 | Mmoneng ,PL (Patrick Lekhethe) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1755.7 | 1330.7 | 1748.3 | 1330.7 | 0 | 0 | 0 | 0 | ||||||
| 2 | Du Plessis ,JAK (Jan) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1464.2 | 1464.2 | 1465.8 | 1464.2 | 0 | 0 | 0 | 0 | ||||||
| 3 | Mboyisa ,N (Ndumiso) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1007.5 | 582.5 | 1013.3 | 582.5 | 0 | 0 | 0 | 0 | ||||||
| 4 | Matseme ,TS (Tshepo) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1808.8 | 1383.8 | 1803.7 | 1383.8 | 0 | 0 | 0 | 0 | ||||||
| 5 | Mahlangu ,S (Stefan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1465 | 1890 | 1465 | 1890 | 0 | 0 | 0 | 0 | ||||||
| 6 | De Meyer ,M (Marco) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1718.7 | 1293.7 | 1721.6 | 1293.7 | 0 | 0 | 0 | 0 | ||||||
| 7 | Tlale ,T (Tshepang) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1876 | 1451 | 1876 | 1451 | 0 | 0 | 0 | 0 | ||||||
| 8 | Steyn ,D (Dian Andre) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1265.4 | 1690.4 | 1267.9 | 1690.4 | 0 | 0 | 0 | 0 | ||||||
| 9 | Singh ,N (Nimai) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1328.8 | 1328.8 | 1303.9 | 1328.8 | 0 | 0 | 0 | 0 | ||||||
| 10 | Tshetlo ,T (Tshepo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1800 | 1375 | 1802.7 | 1375 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|