PLAYER PAGE
Personal
Erasmus, J (Jannes)
Chess SA id
1060097919FIDE id
?Date of birth
2006-01-02 (U20)Gender
MaleRegion
Ehlanzeni (MEN)Citizen
RSATitles
Chess SA registered
NoLast active game
2018-08-18Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 923.4 | 881.2 | 1200 | 1200 |
| Raw rating | 923.4 | 881.2 | 1200 | 1200 |
| Weighted rating | 923.4 | 881.2 | 1200 | 1200 |
| Weighted performance | 54 | 54 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 245.9 | 261.1 | 165.8 | 165.8 |
| Highest rating | 12002018-02-01 | 12002018-02-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 12002018-02-01 | 12002018-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-02-01 | 12002018-02-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 12002018-02-01 | 12002018-02-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 923.4 | 881.2 | 1200 | 1200 |
| Analysis | ||||
| Rating | 923.4 | 881.2 | 1200 | 1200 |
| Raw rating | 923.4 | 881.2 | 1200 | 1200 |
| Weighted rating | 923.4 | 881.2 | 1200 | |
| Weighted performance | 54 | 54 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 245.9 | 261.1 | 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 | 923.4 | 881.2 | 1200 | 1200 |
| New weighted rating | 923.4 | 881.2 | 1200 | 1200 |
| New weighted performance | 49.6 | 49.6 | 0 | 0 |
| Temp new rating | 923.4 | 881.2 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 923.4 | 881.2 | 1200 | 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 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 30 | 30 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U20 | ||||||||||||||||
| Region | Ehlanzeni (MEN) | ||||||||||||||||
| Province | Mpumalanga (MP) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 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 | 30 | 11 | 36.67 | -113.3 | 990.5 | 877.2 |
| Standard | 30 | 11 | 36.67 | -113.3 | 990.5 | 877.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-09-30 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-09-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-08-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-07-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-06-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-05-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-04-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-03-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-02-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2025-01-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-12-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-11-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-10-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-09-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-08-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-07-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-09-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-05-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-04-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-03-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-02-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2024-01-01 | 923.4 | 881.2 | 1200 | 1200 |
| 2023-12-01 | 923.4 | 881.2 | 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 | De Goede Top 20 Closed 2018 (U14 Open) | 2018-08-18 | 2018-08-18 | Standard | Ehlanzeni (MEN) | 5 | 5 | 0.5 | Yes | Analysis |
| 2 | Malelane Primary 2018 (U14 Open) | 2018-07-21 | 2018-07-21 | Standard | Ehlanzeni (MEN) | 5 | 5 | 0.5 | Yes | Analysis |
| 3 | Penryn Age Open 2018 (U14 Boys) | 2018-04-21 | 2018-04-21 | Standard | Ehlanzeni (MEN) | 5 | 5 | 2 | Yes | Analysis |
| 4 | Uplands College Open (C) | 2018-03-03 | 2018-03-03 | Standard | Ehlanzeni (MEN) | 5 | 5 | 2 | Yes | Analysis |
| 5 | Rob Ferreira Hoerskool Open 2018 (C) | 2018-03-17 | 2018-03-17 | Standard | Ehlanzeni (MEN) | 5 | 5 | 3 | Yes | Analysis |
| 6 | BCM Open 2018 (C) | 2018-03-24 | 2018-03-24 | Standard | Ehlanzeni (MEN) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentBCM Open 2018 | TournamentBCM Open 2018 | ||||||
| date2018-03-24 | rnd3 | typeStandard | result1 | date2018-03-24 | rnd4 | typeStandard | result1 | ||
| OpponentMathee, A (Alex) | OpponentKelder, M (Marthinus) | ||||||||
| 2 | 2 | TournamentRob Ferreira Hoerskool Open 2018 | TournamentBCM Open 2018 | ||||||
| date2018-03-17 | rnd5 | typeStandard | result1 | date2018-03-24 | rnd1 | typeStandard | result1 | ||
| OpponentSpreeth, M (Marlia) | OpponentNkosi, S (Siyabonga) | ||||||||
| 3 | 1 | TournamentDe Goede Top 20 Closed 2018 | TournamentDe Goede Top 20 Closed 2018 | ||||||
| date2018-08-18 | rnd5 | typeStandard | result0.5 | date2018-08-18 | rnd5 | typeStandard | result0.5 | ||
| OpponentGermeshuysen, D (Dian) | OpponentGermeshuysen, D (Dian) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentBCM Open 2018 | TournamentBCM Open 2018 | ||||||
| date2018-03-24 | rnd3 | typeStandard | result1 | date2018-03-24 | rnd4 | typeStandard | result1 | ||
| OpponentMathee, A (Alex) | OpponentKelder, M (Marthinus) | ||||||||
| 2 | 2 | TournamentRob Ferreira Hoerskool Open 2018 | TournamentBCM Open 2018 | ||||||
| date2018-03-17 | rnd5 | typeStandard | result1 | date2018-03-24 | rnd1 | typeStandard | result1 | ||
| OpponentSpreeth, M (Marlia) | OpponentNkosi, S (Siyabonga) | ||||||||
| 3 | 1 | TournamentDe Goede Top 20 Closed 2018 | TournamentDe Goede Top 20 Closed 2018 | ||||||
| date2018-08-18 | rnd5 | typeStandard | result0.5 | date2018-08-18 | rnd5 | typeStandard | result0.5 | ||
| OpponentGermeshuysen, D (Dian) | OpponentGermeshuysen, D (Dian) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentBCM Open 2018 | TournamentBCM Open 2018 | ||||||
| date2018-03-24 | rnd3 | typeStandard | result1 | date2018-03-24 | rnd4 | typeStandard | result1 | ||
| OpponentMathee, A (Alex) | OpponentKelder, M (Marthinus) | ||||||||
| 2 | 2 | TournamentRob Ferreira Hoerskool Open 2018 | TournamentBCM Open 2018 | ||||||
| date2018-03-17 | rnd5 | typeStandard | result1 | date2018-03-24 | rnd1 | typeStandard | result1 | ||
| OpponentSpreeth, M (Marlia) | OpponentNkosi, S (Siyabonga) | ||||||||
| 3 | 1 | TournamentPenryn Age Open 2018 | TournamentPenryn Age Open 2018 | ||||||
| date2018-04-21 | rnd4 | typeStandard | result1 | date2018-04-21 | rnd4 | typeStandard | result1 | ||
| OpponentThomson, S (Simon) | OpponentThomson, S (Simon) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentBCM Open 2018 | TournamentBCM Open 2018 | ||||||
| date2018-03-24 | rnd3 | typeStandard | result1 | date2018-03-24 | rnd4 | typeStandard | result1 | ||
| OpponentMathee, A (Alex) | OpponentKelder, M (Marthinus) | ||||||||
| 2 | 2 | TournamentRob Ferreira Hoerskool Open 2018 | TournamentBCM Open 2018 | ||||||
| date2018-03-17 | rnd5 | typeStandard | result1 | date2018-03-24 | rnd1 | typeStandard | result1 | ||
| OpponentSpreeth, M (Marlia) | OpponentNkosi, S (Siyabonga) | ||||||||
| 3 | 1 | TournamentPenryn Age Open 2018 | TournamentPenryn Age Open 2018 | ||||||
| date2018-04-21 | rnd4 | typeStandard | result1 | date2018-04-21 | rnd4 | typeStandard | result1 | ||
| OpponentThomson, S (Simon) | OpponentThomson, S (Simon) | ||||||||
| # | 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 | Mahlangu ,N (Ntsako) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 764.4 | 339.4 | 767.2 | 339.4 | 0 | 0 | 0 | 0 | ||||||
| 2 | Thomson ,S (Simon) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1074.7 | 1074.7 | 1055.4 | 1074.7 | 0 | 0 | 0 | 0 | ||||||
| 3 | Tshabalala ,AL (Aaron Lwandile) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 1200 | 1200 | 0 | 0 | 0 | 0 | ||||||
| 4 | Nortier ,J (Jean) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1078 | 653 | 1059.6 | 653 | 0 | 0 | 0 | 0 | ||||||
| 5 | Naude ,A (Annicka) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 500 | 75 | 500 | 75 | 0 | 0 | 0 | 0 | ||||||
| 6 | Matthee ,X (Xander) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 974.1 | 549.1 | 978.7 | 549.1 | 0 | 0 | 0 | 0 | ||||||
| 7 | Spreeth ,R (Rymert) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 516.1 | 91.1 | 522.4 | 91.1 | 0 | 0 | 0 | 0 | ||||||
| 8 | Du Plessis ,K (Keathen) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 9 | Botha ,T (Tristan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 793.8 | 368.8 | 836.4 | 368.8 | 0 | 0 | 0 | 0 | ||||||
| 10 | Maseko ,N (Nhlakanipho) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 950.8 | 525.8 | 951.3 | 525.8 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

