PLAYER PAGE
Personal
Oosthuyzen, J (Julianne)
Chess SA id
2110328396FIDE id
?Date of birth
2011-06-08 (U16)Gender
FemaleRegion
King Cetshwayo (KUR)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-09-20Personal details last changed
2025-09-30Junior GPX Games
15.5Junior GPX Points
977.9| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1198.7 | 1197.8 | 1205.3 | 1200 |
| Raw rating | 1183.6 | 1172.3 | 1205.3 | 1200 |
| Weighted rating | 1198.7 | 1197.8 | 1200.4 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 705.3 | 700 |
| K-factor | 40 | 40 | 36 | 36 |
| Min/Max rating change allowed | 169.7 | 172.5 | 164.6 | 165.8 |
| Highest rating | 12002025-09-29 | 12002025-09-29 | 1205.32025-09-30 | 12002025-09-29 |
| Highest raw rating | 12002025-09-29 | 12002025-09-29 | 1205.32025-09-30 | 12002025-09-29 |
| Highest weighted rating | 12002025-09-29 | 12002025-09-29 | 1200.42025-09-30 | 12002025-09-29 |
| Highest weighted performance | 02025-09-29 | 02025-09-29 | 02025-09-29 | 02025-09-29 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -1.3 | -2.1 | 0 | 0 |
| New rating | 1197.4 | 1195.7 | 1205.3 | 1200 |
| Analysis | ||||
| Rating | 1198.7 | 1197.8 | 1205.3 | 1200 |
| Raw rating | 1183.6 | 1172.3 | 1205.3 | 1200 |
| Weighted rating | 1198.7 | 1197.8 | 1200.4 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 40 | 40 | 36 | 36 |
| Floor | 700 | 700 | 705.3 | 700 |
| Max/Min rating change allowed | 169.7 | 172.5 | 164.6 | 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 | 1183.6 | 1172.3 | 1205.3 | 1200 |
| New weighted rating | 1197.4 | 1195.7 | 1200.8 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1197.4 | 1195.7 | 1205.3 | 1200 |
| Temp new rating +/- | -1.3 | -2.1 | 0 | 0 |
| Final new rating +/- | -1.3 | -2.1 | 0 | 0 |
| New rating | 1197.4 | 1195.7 | 1205.3 | 1200 |
| New K-factor | 40 | 40 | 36 | 36 |
| New floor | 700 | 700 | 705.3 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 21 | 10 | 11 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 21 | 10 | 11 | 0 |
| Games since | |||||||||||||||||
| Main21 | Standard10 | Rapid11 | Blitz0 | ||||||||||||||
| Gender | F | ||||||||||||||||
| Age group | U16 | ||||||||||||||||
| Region | King Cetshwayo (KUR) | ||||||||||||||||
| Province | KwaZulu Natal (KZ) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| F | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 F | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| F | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 F | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| F | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 F | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| F | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 F | -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 | 21 | 6 | 28.57 | -182.1 | 1240.7 | 1058.6 |
| Standard | 10 | 2 | 20 | -255 | 1246 | 991 |
| Rapid | 11 | 4 | 36.36 | -115.9 | 1236 | 1120.1 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 21 | 6 | 28.57 | -182.1 | 1240.7 | 1058.6 |
| Standard | 10 | 2 | 20 | -255 | 1246 | 991 |
| Rapid | 11 | 4 | 36.36 | -115.9 | 1236 | 1120.1 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1183.6 | 1172.3 | 1205.3 | 1200 |
| 2025-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-06-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-05-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-12-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-11-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-10-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-06-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 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 |
| 2023-11-01 | 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 | 2025 Umhlathuze Mayoral Cup (U20) | 2025-09-20 | 2025-09-20 | Standard | King Cetshwayo (KUR) | 5 | 2 | 0 | Yes | Analysis |
| 2 | 2025 3rd Annual UniZulu Tournament (U14+U16) | 2025-09-13 | 2025-09-13 | Rapid | King Cetshwayo (KUR) | 6 | 6 | 3 | Yes | Analysis |
| 3 | 2025 King Cetshwayo Inter-School Teams Junior Primary (High School) | 2025-08-02 | 2025-08-02 | Rapid | King Cetshwayo (KUR) | 5 | 5 | 1 | Yes | Analysis |
| 4 | 2025 King Cetshwayo Winter Open (U16) | 2025-05-17 | 2025-05-17 | Standard | King Cetshwayo (KUR) | 5 | 4 | 0 | Yes | Analysis |
| 5 | 2025 Kinng Cetshwayo Championship (U16 Girls) | 2025-03-01 | 2025-03-01 | Standard | King Cetshwayo (KUR) | 5 | 4 | 2 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Umhlathuze Mayoral Cup (U20) | 2025-09-20 | 2025-09-20 | Standard | King Cetshwayo (KUR) | 5 | 2 | 0 | Yes | Analysis |
| 2 | 2025 3rd Annual UniZulu Tournament (U14+U16) | 2025-09-13 | 2025-09-13 | Rapid | King Cetshwayo (KUR) | 6 | 6 | 3 | Yes | Analysis |
| 3 | 2025 King Cetshwayo Inter-School Teams Junior Primary (High School) | 2025-08-02 | 2025-08-02 | Rapid | King Cetshwayo (KUR) | 5 | 5 | 1 | Yes | Analysis |
| 4 | 2025 King Cetshwayo Winter Open (U16) | 2025-05-17 | 2025-05-17 | Standard | King Cetshwayo (KUR) | 5 | 4 | 0 | Yes | Analysis |
| 5 | 2025 Kinng Cetshwayo Championship (U16 Girls) | 2025-03-01 | 2025-03-01 | Standard | King Cetshwayo (KUR) | 5 | 4 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | 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 | Wilson ,I (Isabelle) | 3 | 0 | -425 | 2 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1219.1 | 794.1 | 1225.8 | 794.1 | 1198.2 | 794.1 | 0 | 0 | ||||||
| 2 | Vetrimurugan ,S (Sujan) | 2 | 0 | -425 | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1305.8 | 880.8 | 1274.9 | 880.8 | 1262.7 | 880.8 | 0 | 0 | ||||||
| 3 | Mnguni ,Z (Ziyanda) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1196.3 | 1621.3 | 1195.6 | 1621.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Zikhali ,P (Prince) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1383.4 | 958.4 | 1389.8 | 958.4 | 0 | 0 | 0 | 0 | ||||||
| 5 | Mthiyane ,A (Andiswa) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 6 | Olivier ,I (Izan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1208.8 | 783.8 | 1209.5 | 783.8 | 0 | 0 | 0 | 0 | ||||||
| 7 | Heenop ,D (Darious) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1296 | 871 | 1313.8 | 871 | 0 | 0 | 0 | 0 | ||||||
| 8 | Mavundla ,S (Simo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1219.9 | 794.9 | 1200 | 794.9 | 0 | 0 | 0 | 0 | ||||||
| 9 | Gina ,S (Sbakhile) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 10 | Xulu ,L (Lindani) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1427.6 | 1002.6 | 0 | 0 | 1256.4 | 1002.6 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|