PLAYER PAGE
Personal
Joubert, J (Jani)
Chess SA id
206059701FIDE id
?Date of birth
2006-05-29 (U20)Gender
FemaleRegion
Ekurhuleni (GE)Citizen
RSATitles
Chess SA registered
NoLast active game
2018-05-19Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 596.9 | 617.2 | 500 | 500 |
| Raw rating | 596.9 | 617.2 | 500 | 500 |
| Weighted rating | 596.9 | 617.2 | 500 | 500 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 500 | 500 | 500 | 500 |
| K-factor | 40 | 40 | 40 | 40 |
| Min/Max rating change allowed | 391.6 | 380.4 | 449.5 | 449.5 |
| Highest rating | 12002024-11-01 | 12002024-11-01 | 12002024-03-01 | 12002024-03-01 |
| Highest raw rating | 596.92024-03-01 | 617.22024-03-01 | 5002024-03-01 | 5002024-03-01 |
| Highest weighted rating | 596.92024-11-01 | 617.22024-11-01 | 5002024-11-01 | 5002024-11-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-03-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 596.9 | 617.2 | 500 | 500 |
| Analysis | ||||
| Rating | 596.9 | 617.2 | 500 | 500 |
| Raw rating | 596.9 | 617.2 | 500 | 500 |
| Weighted rating | 596.9 | 617.2 | 500 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 40 | 40 | 40 | 40 |
| Floor | 500 | 500 | 500 | 500 |
| Max/Min rating change allowed | 391.6 | 380.4 | 449.5 | 449.5 |
| 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 | 596.9 | 617.2 | 500 | 500 |
| New weighted rating | 596.9 | 617.2 | 500 | 500 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 596.9 | 617.2 | 500 | 500 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 596.9 | 617.2 | 500 | 500 |
| New K-factor | 40 | 40 | 40 | 40 |
| New floor | 500 | 500 | 500 | 500 |
| 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 | 41 | 41 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U20 | ||||||||||||||||
| Region | Ekurhuleni (GE) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 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 | 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 | 15 | 4 | 26.67 | -198.3 | 812.8 | 614.5 |
| Standard | 15 | 4 | 26.67 | -198.3 | 812.8 | 614.5 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 596.9 | 617.2 | 500 | 500 |
| 2025-09-01 | 596.9 | 617.2 | 500 | 500 |
| 2025-08-01 | 596.9 | 617.2 | 500 | 500 |
| 2025-07-01 | 596.9 | 617.2 | 500 | 500 |
| 2025-06-01 | 596.9 | 617.2 | 500 | 500 |
| 2025-05-01 | 596.9 | 617.2 | 500 | 500 |
| 2025-04-01 | 596.9 | 617.2 | 500 | 500 |
| 2025-03-01 | 596.9 | 617.2 | 500 | 500 |
| 2025-02-01 | 596.9 | 617.2 | 500 | 500 |
| 2025-01-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-12-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-11-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-10-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-09-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-08-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-07-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-06-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-08-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-04-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-03-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-02-01 | 596.9 | 617.2 | 500 | 500 |
| 2024-01-01 | 596.9 | 617.2 | 500 | 500 |
| 2023-12-01 | 596.9 | 617.2 | 500 | 500 |
| 2023-11-01 | 596.9 | 617.2 | 500 | 500 |
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 | D5 Schools Individuals (District Final) | 2018-05-19 | 2018-05-19 | Standard | Ekurhuleni (GE) | 5 | 5 | 3 | Yes | Analysis |
| 2 | Brakpan Open 2018 (C) | 2018-02-24 | 2018-02-24 | Standard | Ekurhuleni (GE) | 5 | 5 | 0 | Yes | Analysis |
| 3 | Johan Jurgens Open 2018 (C) | 2018-01-26 | 2018-01-27 | Standard | Ekurhuleni (GE) | 6 | 5 | 1 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd5 | typeStandard | result1 | date2018-05-19 | rnd5 | typeStandard | result1 | ||
| OpponentTau, Z (Zinhle) | OpponentTau, Z (Zinhle) | ||||||||
| 2 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd3 | typeStandard | result1 | date2018-05-19 | rnd3 | typeStandard | result1 | ||
| OpponentOneill, A (Ananda) | OpponentOneill, A (Ananda) | ||||||||
| 3 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd1 | typeStandard | result1 | date2018-05-19 | rnd1 | typeStandard | result1 | ||
| OpponentMkhaliphi, H (Mkhaliphi) | OpponentMkhaliphi, H (Mkhaliphi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd5 | typeStandard | result1 | date2018-05-19 | rnd5 | typeStandard | result1 | ||
| OpponentTau, Z (Zinhle) | OpponentTau, Z (Zinhle) | ||||||||
| 2 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd3 | typeStandard | result1 | date2018-05-19 | rnd3 | typeStandard | result1 | ||
| OpponentOneill, A (Ananda) | OpponentOneill, A (Ananda) | ||||||||
| 3 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd1 | typeStandard | result1 | date2018-05-19 | rnd1 | typeStandard | result1 | ||
| OpponentMkhaliphi, H (Mkhaliphi) | OpponentMkhaliphi, H (Mkhaliphi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd5 | typeStandard | result1 | date2018-05-19 | rnd5 | typeStandard | result1 | ||
| OpponentTau, Z (Zinhle) | OpponentTau, Z (Zinhle) | ||||||||
| 2 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd3 | typeStandard | result1 | date2018-05-19 | rnd3 | typeStandard | result1 | ||
| OpponentOneill, A (Ananda) | OpponentOneill, A (Ananda) | ||||||||
| 3 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd1 | typeStandard | result1 | date2018-05-19 | rnd1 | typeStandard | result1 | ||
| OpponentMkhaliphi, H (Mkhaliphi) | OpponentMkhaliphi, H (Mkhaliphi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd5 | typeStandard | result1 | date2018-05-19 | rnd5 | typeStandard | result1 | ||
| OpponentTau, Z (Zinhle) | OpponentTau, Z (Zinhle) | ||||||||
| 2 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd3 | typeStandard | result1 | date2018-05-19 | rnd3 | typeStandard | result1 | ||
| OpponentOneill, A (Ananda) | OpponentOneill, A (Ananda) | ||||||||
| 3 | 1 | TournamentD5 Schools Individuals | TournamentD5 Schools Individuals | ||||||
| date2018-05-19 | rnd1 | typeStandard | result1 | date2018-05-19 | rnd1 | typeStandard | result1 | ||
| OpponentMkhaliphi, H (Mkhaliphi) | OpponentMkhaliphi, H (Mkhaliphi) | ||||||||
| # | 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 | Reddy ,K (Kemrin) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 721.4 | 296.4 | 721.4 | 296.4 | 0 | 0 | 0 | 0 | ||||||
| 2 | Mkhaliphi ,H (Mkhaliphi) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 3 | Pretorius ,WJM (Martienus) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 594.2 | 169.2 | 594.2 | 169.2 | 0 | 0 | 0 | 0 | ||||||
| 4 | Bothma ,L (Liandri) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 500 | 75 | 500 | 75 | 0 | 0 | 0 | 0 | ||||||
| 5 | Tau ,Z (Zinhle) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 6 | Zwane ,K (Khwezi) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 781.6 | 356.6 | 781.6 | 356.6 | 0 | 0 | 0 | 0 | ||||||
| 7 | Fyfe ,J (Jenna) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 594.8 | 169.8 | 594.8 | 169.8 | 0 | 0 | 0 | 0 | ||||||
| 8 | Oneill ,A (Ananda) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 9 | Croeser ,E (Enzo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 624.8 | 199.8 | 624.8 | 199.8 | 0 | 0 | 0 | 0 | ||||||
| 10 | Van Der Merwe ,A (Ankia) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|