PLAYER PAGE
Personal
Coetzee, C (Catryn)
Chess SA id
2100306721FIDE id
?Date of birth
2010-05-14 (U16)Gender
FemaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-30Personal details last changed
1900-01-01Junior GPX Games
16.9Junior GPX Points
1028.6| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1185.8 | 1197.5 | 1183.9 | 1200 |
| Raw rating | 1158.5 | 1156 | 1183.9 | 1200 |
| Weighted rating | 1185.8 | 1197.5 | 1181.2 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 712.7 | 728.6 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 175.9 | 176.5 | 169.7 | 165.8 |
| Highest rating | 1212.72025-08-01 | 1228.62025-08-01 | 12002024-07-01 | 12002024-07-01 |
| Highest raw rating | 1212.72025-08-01 | 1228.62025-08-01 | 12002024-07-01 | 12002024-07-01 |
| Highest weighted rating | 12002024-07-01 | 1200.32025-09-01 | 12002024-07-01 | 12002024-07-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-07-01 | 12002024-07-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -2.4 | -3.4 | 0 | 0 |
| New rating | 1183.3 | 1194.2 | 1183.9 | 1200 |
| Analysis | ||||
| Rating | 1185.8 | 1197.5 | 1183.9 | 1200 |
| Raw rating | 1158.5 | 1156 | 1183.9 | 1200 |
| Weighted rating | 1185.8 | 1197.5 | 1181.2 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 712.7 | 728.6 | 700 | 700 |
| Max/Min rating change allowed | 175.9 | 176.5 | 169.7 | 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 | 1158.5 | 1156 | 1183.9 | 1200 |
| New weighted rating | 1183.3 | 1194.2 | 1181.1 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1183.3 | 1194.2 | 1183.9 | 1200 |
| Temp new rating +/- | -2.4 | -3.4 | 0 | 0 |
| Final new rating +/- | -2.4 | -3.4 | 0 | 0 |
| New rating | 1183.3 | 1194.2 | 1183.9 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 712.7 | 728.6 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 14 | 14 | 0 | 0 | |
| 7 | 2 | 5 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 21 | 16 | 5 | 0 |
| Games since | |||||||||||||||||
| Main21 | Standard16 | Rapid5 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U16 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 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 | 14 | 5 | 35.71 | -121.4 | 1212.8 | 1091.3 |
| Standard | 14 | 5 | 35.71 | -121.4 | 1212.8 | 1091.3 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 21 | 7 | 33.33 | -141.7 | 1198.5 | 1056.8 |
| Standard | 16 | 6 | 37.5 | -106.2 | 1205.5 | 1099.3 |
| Rapid | 5 | 1 | 20 | -255 | 1175.9 | 920.9 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1158.5 | 1156 | 1183.9 | 1200 |
| 2025-09-30 | 1197.4 | 1208.9 | 1183.9 | 1200 |
| 2025-09-01 | 1197.4 | 1208.9 | 1183.9 | 1200 |
| 2025-08-01 | 1212.7 | 1228.6 | 1183.9 | 1200 |
| 2025-07-01 | 1185.3 | 1196.9 | 1183.9 | 1200 |
| 2025-06-01 | 1184 | 1194.7 | 1183.9 | 1200 |
| 2025-05-01 | 1187.1 | 1197.6 | 1183.9 | 1200 |
| 2025-04-01 | 1187.1 | 1197.6 | 1183.9 | 1200 |
| 2025-03-01 | 1187.1 | 1197.6 | 1183.9 | 1200 |
| 2025-02-01 | 1185.2 | 1197.5 | 1181.2 | 1200 |
| 2025-01-01 | 1152.6 | 1194.8 | 1137.2 | 1200 |
| 2024-12-01 | 1152.6 | 1194.8 | 1137.2 | 1200 |
| 2024-11-01 | 1152.6 | 1194.8 | 1137.2 | 1200 |
| 2024-10-01 | 1196.7 | 1194.8 | 1200 | 1200 |
| 2024-09-01 | 1196.7 | 1194.8 | 1200 | 1200 |
| 2024-08-01 | 1196.7 | 1194.8 | 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 | 2025 Gauteng Top Schools Teams (U19 Girls) | 2025-08-30 | 2025-08-30 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 2 | 2025 Tshwane North District CLOSED Team Championships (D3) (U19 Girls) | 2025-08-16 | 2025-08-16 | Standard | Tshwane (GTP) | 3 | 2 | 0.5 | Yes | Analysis |
| 3 | 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U19 Girls) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 3 | 2 | 2 | Yes | Analysis |
| 4 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Girls) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Gauteng Top Schools Teams (U19 Girls) | 2025-08-30 | 2025-08-30 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 2 | 2025 Tshwane North District CLOSED Team Championships (D3) (U19 Girls) | 2025-08-16 | 2025-08-16 | Standard | Tshwane (GTP) | 3 | 2 | 0.5 | Yes | Analysis |
| 3 | 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U19 Girls) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 3 | 2 | 2 | Yes | Analysis |
| 4 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Girls) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
| 5 | Gauteng Top Schools 2024 (U19 Girls) | 2024-10-05 | 2024-10-05 | Rapid | Ekurhuleni (GE) | 5 | 5 | 1 | Yes | Analysis |
| 6 | 2024 Tshwane North School District Cluster 4 & 5 Team League (U19 Girls) | 2024-07-20 | 2024-07-20 | Standard | Tshwane (GTP) | 2 | 2 | 1 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-05-10 | rnd5 | typeStandard | result0.5 | date2025-07-26 | rnd3 | typeStandard | result1 | ||
| OpponentMaseko, N (Ntsika) | OpponentScheepers, B (Bianca) | ||||||||
| 2 | 2 | TournamentGauteng Top Schools 2024 | TournamentGauteng Top Schools 2024 | ||||||
| date2024-10-05 | rnd1 | typeRapid | result0.5 | date2024-10-05 | rnd2 | typeRapid | result0.5 | ||
| OpponentNdlovu, K (Khanyisile) | OpponentHead, A (Allison) | ||||||||
| 3 | 1 | Tournament2025 Gauteng Top Schools Teams | Tournament2025 Gauteng Top Schools Teams | ||||||
| date2025-08-30 | rnd5 | typeStandard | result1 | date2025-08-30 | rnd5 | typeStandard | result1 | ||
| OpponentMoatlhudi, R (Rorisang) | OpponentMoatlhudi, R (Rorisang) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-05-10 | rnd5 | typeStandard | result0.5 | date2025-07-26 | rnd3 | typeStandard | result1 | ||
| OpponentMaseko, N (Ntsika) | OpponentScheepers, B (Bianca) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North District CLOSED Team Championships (D3) | Tournament2025 Tshwane North District CLOSED Team Championships (D3) | ||||||
| date2025-08-16 | rnd3 | typeStandard | result0.5 | date2025-08-16 | rnd3 | typeStandard | result0.5 | ||
| OpponentBoshomane, K (Khumo) | OpponentBoshomane, K (Khumo) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd3 | typeStandard | result1 | date2025-05-10 | rnd3 | typeStandard | result1 | ||
| OpponentNqxe, M (Michelle) | OpponentNqxe, M (Michelle) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentGauteng Top Schools 2024 | TournamentGauteng Top Schools 2024 | ||||||
| date2024-10-05 | rnd1 | typeRapid | result0.5 | date2024-10-05 | rnd2 | typeRapid | result0.5 | ||
| OpponentNdlovu, K (Khanyisile) | OpponentHead, A (Allison) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd3 | typeStandard | result1 | ||
| OpponentDe Lange, Z (Zoè) | OpponentScheepers, B (Bianca) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd3 | typeStandard | result1 | date2025-05-10 | rnd3 | typeStandard | result1 | ||
| OpponentNqxe, M (Michelle) | OpponentNqxe, M (Michelle) | ||||||||
| 3 | 1 | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-07-20 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentSkhosana, M (Mandisa) | OpponentSkhosana, M (Mandisa) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | Tournament2025 Tshwane North School District Cluster 4 & 5 Team League (D3) | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd3 | typeStandard | result1 | ||
| OpponentDe Lange, Z (Zoè) | OpponentScheepers, B (Bianca) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd3 | typeStandard | result1 | date2025-05-10 | rnd3 | typeStandard | result1 | ||
| OpponentNqxe, M (Michelle) | OpponentNqxe, M (Michelle) | ||||||||
| 3 | 1 | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-07-20 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentSkhosana, M (Mandisa) | OpponentSkhosana, M (Mandisa) | ||||||||
| # | 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 | Skhosana ,M (Mandisa) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1154.9 | 1154.9 | 1145.3 | 1154.9 | 0 | 0 | 0 | 0 | ||||||
| 2 | Dabula ,S (Sibulelo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 3 | Boshomane ,K (Khumo) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 1200 | 1200 | 0 | 0 | 0 | 0 | ||||||
| 4 | Scheepers ,B (Bianca) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 5 | Mon ,A (Alexia) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 6 | Mothokoa ,G (Gabaiphiwe) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 7 | Ndevu ,W (Warona) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1213.7 | 788.7 | 1216.5 | 788.7 | 0 | 0 | 0 | 0 | ||||||
| 8 | George ,K (Katherina) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1208.2 | 783.2 | 1200 | 783.2 | 0 | 0 | 0 | 0 | ||||||
| 9 | De Lange ,Z (Zoè) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1170.6 | 1595.6 | 1164.5 | 1595.6 | 0 | 0 | 0 | 0 | ||||||
| 10 | Moatlhudi ,R (Rorisang) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1201.6 | 1626.6 | 1200 | 1626.6 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|