PLAYER PAGE
Personal
Purchase, C (Claire)
Chess SA id
2120306873FIDE id
?Date of birth
2012-03-20 (U16)Gender
FemaleRegion
Johannesburg Metro (GJM)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-11-01Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1149.9 | 1140.5 | 1167.1 | 1200 |
| Raw rating | 1149.9 | 1140.5 | 1163.3 | 1200 |
| Weighted rating | 1134.6 | 1131.1 | 1167.1 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 178.1 | 180.5 | 174.7 | 165.8 |
| Highest rating | 12002024-07-01 | 12002024-07-01 | 12002024-10-01 | 12002024-10-01 |
| Highest raw rating | 12002024-07-01 | 12002024-07-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted rating | 12002024-07-01 | 12002024-07-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-10-01 | 12002024-10-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | -0.8 | 0 |
| New rating | 1149.9 | 1140.5 | 1166.4 | 1200 |
| Analysis | ||||
| Rating | 1149.9 | 1140.5 | 1167.1 | 1200 |
| Raw rating | 1149.9 | 1140.5 | 1163.3 | 1200 |
| Weighted rating | 1134.6 | 1131.1 | 1167.1 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 178.1 | 180.5 | 174.7 | 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 | 1149.9 | 1140.5 | 1163.3 | 1200 |
| New weighted rating | 1135.2 | 1131.2 | 1166.4 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1149.9 | 1140.5 | 1166.4 | 1200 |
| Temp new rating +/- | 0 | 0 | -0.8 | 0 |
| Final new rating +/- | 0 | 0 | -0.8 | 0 |
| New rating | 1149.9 | 1140.5 | 1166.4 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 5 | 0 | 5 | 0 | |
| 15 | 9 | 6 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 20 | 9 | 11 | 0 |
| Games since | |||||||||||||||||
| Main20 | Standard9 | Rapid11 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Johannesburg Metro (GJM) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 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 | 5 | 2 | 40 | -85 | 1295.3 | 1210.3 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 5 | 2 | 40 | -85 | 1295.3 | 1210.3 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 20 | 2.5 | 12.5 | -318.8 | 1247.8 | 929 |
| Standard | 9 | 0 | 0 | -425 | 1226.9 | 801.9 |
| Rapid | 11 | 2.5 | 22.73 | -231.8 | 1264.9 | 1033.1 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2026-01-01 | 1149.9 | 1140.5 | 1163.3 | 1200 |
| 2025-11-30 | 1149.9 | 1140.5 | 1163.3 | 1200 |
| 2025-11-01 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-09-30 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-09-01 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-08-01 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-07-01 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-06-01 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-05-01 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-04-01 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-03-01 | 1142.6 | 1140.5 | 1173.4 | 1200 |
| 2025-02-01 | 1137.5 | 1135.9 | 1168.9 | 1200 |
| 2025-01-01 | 1043.9 | 1048.8 | 1096.4 | 1200 |
| 2024-12-01 | 1043.9 | 1048.8 | 1096.4 | 1200 |
| 2024-11-01 | 1043.9 | 1048.8 | 1096.4 | 1200 |
| 2024-10-01 | 1072.8 | 1048.8 | 1200 | 1200 |
| 2024-09-01 | 1141.9 | 1130 | 1200 | 1200 |
| 2024-11-01 | 1141.9 | 1130 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-06-01 | 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 |
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 | MCA Year End Rapid 2025 (U14) | 2025-11-01 | 2025-11-01 | Rapid | Johannesburg Metro (GJM) | 5 | 5 | 2 | Yes | Analysis |
| 2 | Mzansi Summer Rapid 2024 (B) | 2024-10-26 | 2024-10-26 | Rapid | Johannesburg Metro (GJM) | 6 | 6 | 0.5 | Yes | Analysis |
| 3 | Knight Riders Spring Chess Tournament 2024 (C) | 2024-09-28 | 2024-09-28 | Standard | Johannesburg Metro (GJM) | 5 | 0 | 0 | No | Analysis |
| 4 | Mzansi Spring Open 2024 (Juniors) | 2024-09-07 | 2024-09-07 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 0 | Yes | Analysis |
| 5 | Chess Power House July Open 2024 (C) | 2024-07-20 | 2024-07-20 | Standard | Johannesburg Metro (GJM) | 5 | 4 | 0 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentMzansi Summer Rapid 2024 | TournamentMzansi Summer Rapid 2024 | ||||||
| date2024-10-26 | rnd4 | typeRapid | result0.5 | date2024-10-26 | rnd4 | typeRapid | result0.5 | ||
| OpponentHuang, H (Hong-Yuan) | OpponentHuang, H (Hong-Yuan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentMzansi Summer Rapid 2024 | TournamentMzansi Summer Rapid 2024 | ||||||
| date2024-10-26 | rnd4 | typeRapid | result0.5 | date2024-10-26 | rnd4 | typeRapid | result0.5 | ||
| OpponentHuang, H (Hong-Yuan) | OpponentHuang, H (Hong-Yuan) | ||||||||
| # | 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 | Kapur ,Y (Yashvardhan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1210 | 785 | 1211.9 | 785 | 0 | 0 | 0 | 0 | ||||||
| 2 | Cheetham ,G (Georgia) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 3 | Lekhanya ,T (Thoriso) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1208.6 | 783.6 | 1208.8 | 783.6 | 0 | 0 | 0 | 0 | ||||||
| 4 | Purchase ,N (Nathan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1198 | 773 | 1194 | 773 | 0 | 0 | 0 | 0 | ||||||
| 5 | Ntombela ,K (Khanya) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1317.7 | 892.7 | 1316.1 | 892.7 | 0 | 0 | 0 | 0 | ||||||
| 6 | Moeketsi ,M (Mafoko) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1306.5 | 881.5 | 1308 | 881.5 | 0 | 0 | 0 | 0 | ||||||
| 7 | Voogt ,A (Arno) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1195.2 | 770.2 | 1195 | 770.2 | 0 | 0 | 0 | 0 | ||||||
| 8 | Dube ,S (Siphekonke) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1171.5 | 746.5 | 1166.8 | 746.5 | 0 | 0 | 0 | 0 | ||||||
| 9 | Collard ,J (Jake) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1234.4 | 809.4 | 1231.3 | 809.4 | 0 | 0 | 0 | 0 | ||||||
| 10 | Gerson ,F (Frans) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1265.6 | 840.6 | 0 | 0 | 1200 | 840.6 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|