PLAYER PAGE
Personal
Joubert, J (Jacques)
Chess SA id
194014587FIDE id
?Date of birth
1994-05-02 (Adult)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2019-10-26Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1249.9 | 1229.2 | 1300 | 1300 |
| Raw rating | 1249.9 | 1229.2 | 1300 | 1300 |
| Weighted rating | 1249.7 | 1229.1 | 1299.7 | 1299.7 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 749.9 | 729.2 | 800 | 800 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 154.4 | 159 | 143.8 | 143.8 |
| Highest rating | 1249.92024-02-01 | 1229.22024-02-01 | 13002024-02-01 | 13002024-02-01 |
| Highest raw rating | 1249.92024-02-01 | 1229.22024-02-01 | 13002024-02-01 | 13002024-02-01 |
| Highest weighted rating | 1247.42025-08-01 | 1227.32025-08-01 | 1296.72025-08-01 | 1296.72025-08-01 |
| 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 | 1249.9 | 1229.2 | 1300 | 1300 |
| Analysis | ||||
| Rating | 1249.9 | 1229.2 | 1300 | 1300 |
| Raw rating | 1249.9 | 1229.2 | 1300 | 1300 |
| Weighted rating | 1249.7 | 1229.1 | 1299.7 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 749.9 | 729.2 | 800 | 800 |
| Max/Min rating change allowed | 154.4 | 159 | 143.8 | 143.8 |
| 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 | 1249.9 | 1229.2 | 1300 | 1300 |
| New weighted rating | 1249.9 | 1229.2 | 1300 | 1300 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1249.9 | 1229.2 | 1300 | 1300 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1249.9 | 1229.2 | 1300 | 1300 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 749.9 | 729.2 | 800 | 800 |
| 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 | 22 | 22 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| 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 | 19 | 7 | 36.84 | -111.8 | 1220.9 | 1109.1 |
| Standard | 19 | 7 | 36.84 | -111.8 | 1220.9 | 1109.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-09-30 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-09-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-08-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-07-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-06-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-05-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-04-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-03-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-02-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2025-01-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-12-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-11-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-10-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-09-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-08-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-07-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-09-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-05-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-04-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-03-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-02-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2024-01-01 | 1249.9 | 1229.2 | 1300 | 1300 |
| 2023-12-01 | 1174.1 | 1172 | 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 | 2019 Gauteng Braille Open | 2019-10-26 | 2019-10-26 | Standard | Tshwane (GTP) | 4 | 4 | 2 | Yes | Analysis |
| 2 | 2019 SWVG Arnold Classic (Blind) | 2019-05-18 | 2019-05-18 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 3 | South African Braille Championships 2018 | 2018-12-21 | 2018-12-23 | Standard | 4 Knights (4K) | 5 | 5 | 2 | Yes | Analysis |
| 4 | SWVG Arnold Classic Rapid & Blitz 2018 (Braille) | 2018-05-18 | 2018-05-18 | Standard | Tshwane (GTP) | 5 | 5 | 0 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2019 SWVG Arnold Classic | Tournament2019 SWVG Arnold Classic | ||||||
| date2019-05-18 | rnd3 | typeStandard | result1 | date2019-05-18 | rnd5 | typeStandard | result1 | ||
| OpponentJoubert, W (Willem) | OpponentStrydom, BV (Brett) | ||||||||
| 2 | 2 | Tournament2019 Gauteng Braille Open | Tournament2019 Gauteng Braille Open | ||||||
| date2019-10-26 | rnd2 | typeStandard | result1 | date2019-10-26 | rnd3 | typeStandard | result1 | ||
| OpponentSmal, R (Reginald) | OpponentJoubert, W (Willem) | ||||||||
| 3 | 2 | TournamentSouth African Braille Championships 2018 | TournamentSouth African Braille Championships 2018 | ||||||
| date2018-12-22 | rnd2 | typeStandard | result1 | date2018-12-22 | rnd3 | typeStandard | result1 | ||
| OpponentGrib, J (Jessica) | OpponentVan Der Walt, R (Riana) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2019 SWVG Arnold Classic | Tournament2019 SWVG Arnold Classic | ||||||
| date2019-05-18 | rnd3 | typeStandard | result1 | date2019-05-18 | rnd5 | typeStandard | result1 | ||
| OpponentJoubert, W (Willem) | OpponentStrydom, BV (Brett) | ||||||||
| 2 | 2 | Tournament2019 Gauteng Braille Open | Tournament2019 Gauteng Braille Open | ||||||
| date2019-10-26 | rnd2 | typeStandard | result1 | date2019-10-26 | rnd3 | typeStandard | result1 | ||
| OpponentSmal, R (Reginald) | OpponentJoubert, W (Willem) | ||||||||
| 3 | 2 | TournamentSouth African Braille Championships 2018 | TournamentSouth African Braille Championships 2018 | ||||||
| date2018-12-22 | rnd2 | typeStandard | result1 | date2018-12-22 | rnd3 | typeStandard | result1 | ||
| OpponentGrib, J (Jessica) | OpponentVan Der Walt, R (Riana) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2019 SWVG Arnold Classic | Tournament2019 SWVG Arnold Classic | ||||||
| date2019-05-18 | rnd3 | typeStandard | result1 | date2019-05-18 | rnd5 | typeStandard | result1 | ||
| OpponentJoubert, W (Willem) | OpponentStrydom, BV (Brett) | ||||||||
| 2 | 2 | Tournament2019 Gauteng Braille Open | Tournament2019 Gauteng Braille Open | ||||||
| date2019-10-26 | rnd2 | typeStandard | result1 | date2019-10-26 | rnd3 | typeStandard | result1 | ||
| OpponentSmal, R (Reginald) | OpponentJoubert, W (Willem) | ||||||||
| 3 | 2 | TournamentSouth African Braille Championships 2018 | TournamentSouth African Braille Championships 2018 | ||||||
| date2018-12-22 | rnd2 | typeStandard | result1 | date2018-12-22 | rnd3 | typeStandard | result1 | ||
| OpponentGrib, J (Jessica) | OpponentVan Der Walt, R (Riana) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2019 SWVG Arnold Classic | Tournament2019 SWVG Arnold Classic | ||||||
| date2019-05-18 | rnd3 | typeStandard | result1 | date2019-05-18 | rnd5 | typeStandard | result1 | ||
| OpponentJoubert, W (Willem) | OpponentStrydom, BV (Brett) | ||||||||
| 2 | 2 | Tournament2019 Gauteng Braille Open | Tournament2019 Gauteng Braille Open | ||||||
| date2019-10-26 | rnd2 | typeStandard | result1 | date2019-10-26 | rnd3 | typeStandard | result1 | ||
| OpponentSmal, R (Reginald) | OpponentJoubert, W (Willem) | ||||||||
| 3 | 2 | TournamentSouth African Braille Championships 2018 | TournamentSouth African Braille Championships 2018 | ||||||
| date2018-12-22 | rnd2 | typeStandard | result1 | date2018-12-22 | rnd3 | typeStandard | result1 | ||
| OpponentGrib, J (Jessica) | OpponentVan Der Walt, R (Riana) | ||||||||
| # | 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 | De Nobrega ,FP (Florindo) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1197.9 | 772.9 | 1203.4 | 772.9 | 0 | 0 | 0 | 0 | ||||||
| 2 | Joubert ,W (Willem) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1190.9 | 1332.6 | 1189.8 | 1332.6 | 0 | 0 | 0 | 0 | ||||||
| 3 | Grib ,J (Johannes) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1322.8 | 897.8 | 1327.9 | 897.8 | 0 | 0 | 0 | 0 | ||||||
| 4 | Smal ,R (Reginald) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1168.7 | 1593.7 | 1161.4 | 1593.7 | 0 | 0 | 0 | 0 | ||||||
| 5 | Grib ,J (Jessica) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1182.4 | 1182.4 | 1178.8 | 1182.4 | 0 | 0 | 0 | 0 | ||||||
| 6 | De Meyer ,B (Bruno) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1473.7 | 1048.7 | 1473.7 | 1048.7 | 0 | 0 | 0 | 0 | ||||||
| 7 | Smith ,W (Willie) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1037 | 612 | 1037 | 612 | 0 | 0 | 0 | 0 | ||||||
| 8 | Strydom ,BV (Brett) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1276 | 1701 | 1276 | 1701 | 0 | 0 | 0 | 0 | ||||||
| 9 | Joubert ,L (Luchelle) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1536 | 1111 | 1536 | 1111 | 0 | 0 | 0 | 0 | ||||||
| 10 | Van Der Walt ,R (Riana) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 500 | 925 | 500 | 925 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|