PLAYER PAGE
Personal
Joseph, J (Jairus)
Chess SA id
2150311007FIDE id
?Date of birth
2015-08-10 (U12)Gender
FemaleRegion
Eden (WEG)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-02Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1185.2 | 1186.6 | 1193.4 | 1200 |
| Raw rating | 1148.9 | 1142 | 1193.4 | 1200 |
| Weighted rating | 1185.2 | 1186.6 | 1192.3 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 178.3 | 180.1 | 167.4 | 165.8 |
| Highest rating | 12002024-09-01 | 12002024-09-01 | 12002024-09-01 | 12002024-09-01 |
| Highest raw rating | 12002024-09-01 | 12002024-09-01 | 12002024-09-01 | 12002024-09-01 |
| Highest weighted rating | 12002024-09-01 | 12002024-09-01 | 12002024-09-01 | 12002024-09-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-09-01 | 12002024-12-01 | 12002024-09-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -3.4 | -4.1 | 0 | 0 |
| New rating | 1181.9 | 1182.5 | 1193.4 | 1200 |
| Analysis | ||||
| Rating | 1185.2 | 1186.6 | 1193.4 | 1200 |
| Raw rating | 1148.9 | 1142 | 1193.4 | 1200 |
| Weighted rating | 1185.2 | 1186.6 | 1192.3 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 178.3 | 180.1 | 167.4 | 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 | 1148.9 | 1142 | 1193.4 | 1200 |
| New weighted rating | 1181.9 | 1182.5 | 1192.3 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1181.9 | 1182.5 | 1193.4 | 1200 |
| Temp new rating +/- | -3.4 | -4.1 | 0 | 0 |
| Final new rating +/- | -3.4 | -4.1 | 0 | 0 |
| New rating | 1181.9 | 1182.5 | 1193.4 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 8 | 8 | 0 | 0 | |
| 6 | 0 | 6 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 14 | 8 | 6 | 0 |
| Games since | |||||||||||||||||
| Main14 | Standard8 | Rapid6 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U12 | ||||||||||||||||
| Region | Eden (WEG) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 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 | 8 | 2.5 | 31.25 | -159.4 | 1170.3 | 1010.9 |
| Standard | 8 | 2.5 | 31.25 | -159.4 | 1170.3 | 1010.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 14 | 5 | 35.71 | -121.4 | 1182.4 | 1061 |
| Standard | 8 | 2.5 | 31.25 | -159.4 | 1170.3 | 1010.9 |
| Rapid | 6 | 2.5 | 41.67 | -70.8 | 1198.5 | 1127.7 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1148.9 | 1142 | 1193.4 | 1200 |
| 2025-09-30 | 1148.9 | 1142 | 1193.4 | 1200 |
| 2025-09-01 | 1148.9 | 1142 | 1193.4 | 1200 |
| 2025-08-01 | 1196.7 | 1199.9 | 1193.4 | 1200 |
| 2025-07-01 | 1196.7 | 1199.9 | 1193.4 | 1200 |
| 2025-06-01 | 1196.7 | 1199.9 | 1193.4 | 1200 |
| 2025-05-01 | 1196.7 | 1199.9 | 1193.4 | 1200 |
| 2025-04-01 | 1196.7 | 1199.9 | 1193.4 | 1200 |
| 2025-03-01 | 1196.3 | 1199.2 | 1193.4 | 1200 |
| 2025-02-01 | 1196.5 | 1200 | 1192.7 | 1200 |
| 2025-01-01 | 1190.4 | 1200 | 1180 | 1200 |
| 2024-12-01 | 1190.4 | 1200 | 1180 | 1200 |
| 2024-11-01 | 1190.4 | 1200 | 1180 | 1200 |
| 2024-10-01 | 1190.4 | 1200 | 1180 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-05-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-12-01 | 1200 | 1200 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mossel Bay Top Schools 2025 (U11 Open) | 2025-08-02 | 2025-08-02 | Standard | Eden (WEG) | 5 | 3 | 0 | Yes | Analysis |
| 2 | Mossel Bay Schools Trials 2 2025 (U11 Girls) | 2025-02-22 | 2025-02-22 | Standard | Eden (WEG) | 5 | 5 | 2.5 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mossel Bay Top Schools 2025 (U11 Open) | 2025-08-02 | 2025-08-02 | Standard | Eden (WEG) | 5 | 3 | 0 | Yes | Analysis |
| 2 | Mossel Bay Schools Trials 2 2025 (U11 Girls) | 2025-02-22 | 2025-02-22 | Standard | Eden (WEG) | 5 | 5 | 2.5 | Yes | Analysis |
| 3 | Tsogo Sun Moves For Life Learners Tournament 2024 (U9) | 2024-08-31 | 2024-08-31 | Rapid | Eden (WEG) | 6 | 6 | 2.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentTsogo Sun Moves For Life Learners Tournament 2024 | TournamentTsogo Sun Moves For Life Learners Tournament 2024 | ||||||
| date2024-08-31 | rnd2 | typeRapid | result0.5 | date2024-08-31 | rnd6 | typeRapid | result0.5 | ||
| OpponentNkonyana, I (Ivakele) | OpponentWilliams, C (Chanelle) | ||||||||
| 2 | 3 | TournamentMossel Bay Schools Trials 2 2025 | TournamentMossel Bay Schools Trials 2 2025 | ||||||
| date2025-02-22 | rnd3 | typeStandard | result0.5 | date2025-02-22 | rnd5 | typeStandard | result1 | ||
| OpponentMfundisi, U (Ubuhle) | OpponentJantjies, D (Danele) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentMossel Bay Schools Trials 2 2025 | TournamentMossel Bay Schools Trials 2 2025 | ||||||
| date2025-02-22 | rnd3 | typeStandard | result0.5 | date2025-02-22 | rnd5 | typeStandard | result1 | ||
| OpponentMfundisi, U (Ubuhle) | OpponentJantjies, D (Danele) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentTsogo Sun Moves For Life Learners Tournament 2024 | TournamentTsogo Sun Moves For Life Learners Tournament 2024 | ||||||
| date2024-08-31 | rnd2 | typeRapid | result0.5 | date2024-08-31 | rnd6 | typeRapid | result0.5 | ||
| OpponentNkonyana, I (Ivakele) | OpponentWilliams, C (Chanelle) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentMossel Bay Schools Trials 2 2025 | TournamentMossel Bay Schools Trials 2 2025 | ||||||
| date2025-02-22 | rnd4 | typeStandard | result1 | date2025-02-22 | rnd5 | typeStandard | result1 | ||
| OpponentMeyer, L (Lauren) | OpponentJantjies, D (Danele) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentMossel Bay Schools Trials 2 2025 | TournamentMossel Bay Schools Trials 2 2025 | ||||||
| date2025-02-22 | rnd4 | typeStandard | result1 | date2025-02-22 | rnd5 | typeStandard | result1 | ||
| OpponentMeyer, L (Lauren) | OpponentJantjies, D (Danele) | ||||||||
| # | 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 | Jantjies ,D (Danele) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1147.7 | 1572.7 | 1137.5 | 1572.7 | 0 | 0 | 0 | 0 | ||||||
| 2 | Van Zyl ,B (Brendon) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1196 | 771 | 1194.3 | 771 | 0 | 0 | 0 | 0 | ||||||
| 3 | Meyer ,L (Lauren) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 4 | Rogers ,R (Roshnay) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1139.6 | 714.6 | 1126.1 | 714.6 | 0 | 0 | 0 | 0 | ||||||
| 5 | Hartzenberg ,A (Allister) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1218.1 | 793.1 | 1220.6 | 793.1 | 0 | 0 | 0 | 0 | ||||||
| 6 | Coetzee ,L (Lize) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 7 | Mfundisi ,U (Ubuhle) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1189.1 | 1189.1 | 1200 | 1189.1 | 0 | 0 | 0 | 0 | ||||||
| 8 | Misland ,R (Runay) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1072 | 647 | 1052.5 | 647 | 0 | 0 | 0 | 0 | ||||||
| 9 | Williams ,C (Chanelle) | 1 | 0.5 | 0 | 0 | 0 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 0 | 0 | 1200 | 1200 | 0 | 0 | ||||||
| 10 | Kiewiet ,K (Keavan) | 1 | 0.5 | 0 | 0 | 0 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 0 | 0 | 1200 | 1200 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

