PLAYER PAGE
Personal
Ndemera, J (Joyce)
Chess SA id
2090326347FIDE id
?Date of birth
2009-07-25 (U18)Gender
FemaleRegion
West Coast (WCU)Citizen
ZIMTitles
Chess SA registered
NoLast active game
2025-08-10Personal details last changed
2025-08-23Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1222.5 | 1217.1 | 1200 | 1200 |
| Raw rating | 1222.5 | 1217.1 | 1200 | 1200 |
| Weighted rating | 1205.2 | 1203.9 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 722.5 | 717.1 | 700 | 700 |
| K-factor | 36 | 36 | 40 | 40 |
| Min/Max rating change allowed | 160.6 | 161.8 | 165.8 | 165.8 |
| Highest rating | 1222.52025-09-01 | 1217.12025-09-01 | 11992025-08-23 | 11992025-08-23 |
| Highest raw rating | 1222.52025-09-01 | 1217.12025-09-01 | 11992025-08-23 | 11992025-08-23 |
| Highest weighted rating | 1201.82025-09-01 | 1201.42025-09-01 | 02025-08-23 | 02025-08-23 |
| Highest weighted performance | 02025-08-23 | 02025-08-23 | 02025-08-23 | 02025-08-23 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1222.5 | 1217.1 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1222.5 | 1217.1 | 1200 | 1200 |
| Raw rating | 1222.5 | 1217.1 | 1200 | 1200 |
| Weighted rating | 1205.2 | 1203.9 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 40 | 40 |
| Floor | 722.5 | 717.1 | 700 | 700 |
| Max/Min rating change allowed | 160.6 | 161.8 | 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 | 1222.5 | 1217.1 | 1200 | 1200 |
| New weighted rating | 1206.8 | 1205.1 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1222.5 | 1217.1 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1222.5 | 1217.1 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 722.5 | 717.1 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 6 | 6 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 6 | 6 | 0 | 0 |
| Games since | |||||||||||||||||
| Main6 | Standard6 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | F | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | West Coast (WCU) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| F | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 F | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| F | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 F | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| F | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 F | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| F | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 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 | 6 | 2 | 33.33 | -141.7 | 1429 | 1287.3 |
| Standard | 6 | 2 | 33.33 | -141.7 | 1429 | 1287.3 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 6 | 2 | 33.33 | -141.7 | 1429 | 1287.3 |
| Standard | 6 | 2 | 33.33 | -141.7 | 1429 | 1287.3 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1222.5 | 1217.1 | 1200 | 1200 |
| 2025-09-30 | 1222.5 | 1217.1 | 1200 | 1200 |
| 2025-09-01 | 1222.5 | 1217.1 | 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 |
| 2024-09-01 | 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 | Western Cape Women’s Championship 2025 (Elite) | 2025-08-08 | 2025-08-10 | Standard | West Coast (WCU) | 6 | 6 | 2 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Western Cape Women’s Championship 2025 (Elite) | 2025-08-08 | 2025-08-10 | Standard | West Coast (WCU) | 6 | 6 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-10 | rnd5 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentGalant, R (Rozaan) | OpponentGalant, R (Rozaan) | ||||||||
| 2 | 1 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-08 | rnd1 | typeStandard | result1 | date2025-08-08 | rnd1 | typeStandard | result1 | ||
| OpponentLove, C (Celine) | OpponentLove, C (Celine) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-10 | rnd5 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentGalant, R (Rozaan) | OpponentGalant, R (Rozaan) | ||||||||
| 2 | 1 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-08 | rnd1 | typeStandard | result1 | date2025-08-08 | rnd1 | typeStandard | result1 | ||
| OpponentLove, C (Celine) | OpponentLove, C (Celine) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-10 | rnd5 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentGalant, R (Rozaan) | OpponentGalant, R (Rozaan) | ||||||||
| 2 | 1 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-08 | rnd1 | typeStandard | result1 | date2025-08-08 | rnd1 | typeStandard | result1 | ||
| OpponentLove, C (Celine) | OpponentLove, C (Celine) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-10 | rnd5 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentGalant, R (Rozaan) | OpponentGalant, R (Rozaan) | ||||||||
| 2 | 1 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-08 | rnd1 | typeStandard | result1 | date2025-08-08 | rnd1 | typeStandard | result1 | ||
| OpponentLove, C (Celine) | OpponentLove, C (Celine) | ||||||||
| # | 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 | Galant ,R (Rozaan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1319.5 | 1744.5 | 1316.2 | 1744.5 | 0 | 0 | 0 | 0 | ||||||
| 2 | Ntabeni ,P (Phelisa) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1338.1 | 913.1 | 1323.3 | 913.1 | 0 | 0 | 0 | 0 | ||||||
| 3 | Van Zyl ,M (Mea) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1503.6 | 1078.6 | 1490.9 | 1078.6 | 0 | 0 | 0 | 0 | ||||||
| 4 | Love ,C (Celine) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1437.3 | 1862.3 | 1370.2 | 1862.3 | 0 | 0 | 0 | 0 | ||||||
| 5 | Fani ,K (Khazimla) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1368.4 | 943.4 | 1378.6 | 943.4 | 0 | 0 | 0 | 0 | ||||||
| 6 | Cindi ,M (Mbalenhle) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1606.8 | 1181.8 | 1547.9 | 1181.8 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|