PLAYER PAGE
Personal
Brand, C (Calvin)
Chess SA id
1130152181FIDE id
?Date of birth
2013-01-07 (U14)Gender
MaleRegion
ZF Mgcawu (NZF)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 | 1217.5 | 1223.7 | 1200 | 1200 |
| Raw rating | 1217.5 | 1223.7 | 1200 | 1200 |
| Weighted rating | 1205.1 | 1207.4 | 1200 | 1200 |
| Weighted performance | 1114.8 | 1120.3 | 0 | 0 |
| Floor | 721.5 | 726 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 161.7 | 160.3 | 165.8 | 165.8 |
| Highest rating | 1221.52025-05-05 | 12262025-05-05 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1221.52025-05-05 | 12262025-05-05 | 12002024-03-01 | 12002024-03-01 |
| Highest weighted rating | 1221.52018-10-01 | 12262018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1201.22023-03-01 | 1201.22023-03-01 | 12002024-03-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1217.5 | 1223.7 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1217.5 | 1223.7 | 1200 | 1200 |
| Raw rating | 1217.5 | 1223.7 | 1200 | 1200 |
| Weighted rating | 1205.1 | 1207.4 | 1200 | |
| Weighted performance | 1114.8 | 1120.3 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 721.5 | 726 | 700 | 700 |
| Max/Min rating change allowed | 161.7 | 160.3 | 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 | 1217.5 | 1223.7 | 1200 | 1200 |
| New weighted rating | 1206.5 | 1209.2 | 1200 | 1200 |
| New weighted performance | 1106.8 | 1112.1 | 0 | 0 |
| Temp new rating | 1217.5 | 1223.7 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1217.5 | 1223.7 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 721.5 | 726 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 16 | 16 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 26 | 26 | 0 | 0 |
| Games since | |||||||||||||||||
| Main21 | Standard21 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | ZF Mgcawu (NZF) | ||||||||||||||||
| Province | Northern Cape (NC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -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 | 16 | 8 | 50 | 0 | 1247.2 | 1247.2 |
| Standard | 16 | 8 | 50 | 0 | 1247.2 | 1247.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 26 | 12.5 | 48.08 | -16.3 | 1229 | 1212.7 |
| Standard | 26 | 12.5 | 48.08 | -16.3 | 1229 | 1212.7 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2026-01-01 | 1217.5 | 1223.7 | 1200 | 1200 |
| 2025-11-30 | 1217.5 | 1223.7 | 1200 | 1200 |
| 2025-11-01 | 1217.5 | 1223.7 | 1200 | 1200 |
| 2025-09-30 | 1217.5 | 1223.7 | 1200 | 1200 |
| 2025-09-01 | 1217.5 | 1223.7 | 1200 | 1200 |
| 2025-08-01 | 1211.3 | 1215 | 1200 | 1200 |
| 2025-07-01 | 1211.3 | 1215 | 1200 | 1200 |
| 2025-06-01 | 1211.3 | 1215 | 1200 | 1200 |
| 2025-05-01 | 1221.5 | 1226 | 1200 | 1200 |
| 2025-04-01 | 1191.6 | 1189.8 | 1200 | 1200 |
| 2025-03-01 | 1191.6 | 1189.8 | 1200 | 1200 |
| 2025-02-01 | 1191.2 | 1189.4 | 1200 | 1200 |
| 2025-01-01 | 1183.4 | 1180 | 1200 | 1200 |
| 2024-12-01 | 1183.4 | 1180 | 1200 | 1200 |
| 2024-11-01 | 1183.4 | 1180 | 1200 | 1200 |
| 2024-10-01 | 1183.4 | 1180 | 1200 | 1200 |
| 2024-09-01 | 1183.4 | 1180 | 1200 | 1200 |
| 2024-11-01 | 1183.4 | 1180 | 1200 | 1200 |
| 2024-07-01 | 1198.7 | 1198.4 | 1200 | 1200 |
| 2024-06-01 | 1198.7 | 1198.4 | 1200 | 1200 |
| 2024-05-01 | 1198.7 | 1198.4 | 1200 | 1200 |
| 2024-04-01 | 1198.7 | 1198.4 | 1200 | 1200 |
| 2024-03-01 | 1198.7 | 1198.4 | 1200 | 1200 |
| 2024-02-01 | 1198.7 | 1198.4 | 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 | 2025 Simmie Superstars Chess Tournament (U14) | 2025-08-02 | 2025-08-02 | Standard | ZF Mgcawu (NZF) | 5 | 4 | 2 | Yes | Analysis |
| 2 | 2025 ZFM Closed Chess Championship (U14) | 2025-05-09 | 2025-05-10 | Standard | ZF Mgcawu (NZF) | 4 | 1 | 0 | Yes | Analysis |
| 3 | Keimoes K & Q Chess Club Open 2025 (U14) | 2025-05-03 | 2025-05-03 | Standard | ZF Mgcawu (NZF) | 6 | 6 | 3 | Yes | Analysis |
| 4 | Pawn Stars Chess Tournament 12 April 2025 (D) | 2025-04-12 | 2025-04-12 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
| 5 | 2024 Duineveld Open Toernooi (U12) | 2024-07-20 | 2024-07-20 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2 | Yes | Analysis |
| 6 | ZF Mgcawu Open 2023 (U11) | 2023-03-04 | 2023-03-04 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentPawn Stars Chess Tournament 12 April 2025 | TournamentPawn Stars Chess Tournament 12 April 2025 | ||||||
| date2025-04-12 | rnd2 | typeStandard | result1 | date2025-04-12 | rnd4 | typeStandard | result1 | ||
| OpponentDamos, H (Handre) | OpponentOraine, L (Lenique) | ||||||||
| 2 | 3 | TournamentZF Mgcawu Open 2023 | Tournament2024 Duineveld Open Toernooi | ||||||
| date2023-03-04 | rnd4 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentMathiesie, J (Jay-R) | OpponentPersent, K (Knowledge) | ||||||||
| 3 | 2 | Tournament2025 Simmie Superstars Chess Tournament | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-08-02 | rnd2 | typeStandard | result1 | date2025-08-02 | rnd3 | typeStandard | result1 | ||
| OpponentPieters, S (Shekinah) | OpponentMaklara, A (Adriano) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentPawn Stars Chess Tournament 12 April 2025 | TournamentPawn Stars Chess Tournament 12 April 2025 | ||||||
| date2025-04-12 | rnd2 | typeStandard | result1 | date2025-04-12 | rnd4 | typeStandard | result1 | ||
| OpponentDamos, H (Handre) | OpponentOraine, L (Lenique) | ||||||||
| 2 | 3 | TournamentZF Mgcawu Open 2023 | Tournament2024 Duineveld Open Toernooi | ||||||
| date2023-03-04 | rnd4 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentMathiesie, J (Jay-R) | OpponentPersent, K (Knowledge) | ||||||||
| 3 | 2 | Tournament2025 Simmie Superstars Chess Tournament | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-08-02 | rnd2 | typeStandard | result1 | date2025-08-02 | rnd3 | typeStandard | result1 | ||
| OpponentPieters, S (Shekinah) | OpponentMaklara, A (Adriano) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentPawn Stars Chess Tournament 12 April 2025 | TournamentPawn Stars Chess Tournament 12 April 2025 | ||||||
| date2025-04-12 | rnd2 | typeStandard | result1 | date2025-04-12 | rnd4 | typeStandard | result1 | ||
| OpponentDamos, H (Handre) | OpponentOraine, L (Lenique) | ||||||||
| 2 | 3 | TournamentZF Mgcawu Open 2023 | Tournament2024 Duineveld Open Toernooi | ||||||
| date2023-03-04 | rnd4 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentMathiesie, J (Jay-R) | OpponentPersent, K (Knowledge) | ||||||||
| 3 | 2 | Tournament2025 Simmie Superstars Chess Tournament | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-08-02 | rnd2 | typeStandard | result1 | date2025-08-02 | rnd3 | typeStandard | result1 | ||
| OpponentPieters, S (Shekinah) | OpponentMaklara, A (Adriano) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentPawn Stars Chess Tournament 12 April 2025 | TournamentPawn Stars Chess Tournament 12 April 2025 | ||||||
| date2025-04-12 | rnd2 | typeStandard | result1 | date2025-04-12 | rnd4 | typeStandard | result1 | ||
| OpponentDamos, H (Handre) | OpponentOraine, L (Lenique) | ||||||||
| 2 | 3 | TournamentZF Mgcawu Open 2023 | Tournament2024 Duineveld Open Toernooi | ||||||
| date2023-03-04 | rnd4 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentMathiesie, J (Jay-R) | OpponentPersent, K (Knowledge) | ||||||||
| 3 | 2 | Tournament2025 Simmie Superstars Chess Tournament | Tournament2025 Simmie Superstars Chess Tournament | ||||||
| date2025-08-02 | rnd2 | typeStandard | result1 | date2025-08-02 | rnd3 | typeStandard | result1 | ||
| OpponentPieters, S (Shekinah) | OpponentMaklara, A (Adriano) | ||||||||
| # | 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 | Kordom ,C (Craigh) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1300.8 | 875.8 | 1315.4 | 875.8 | 0 | 0 | 0 | 0 | ||||||
| 2 | Maklara ,A (Adriano) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1205.3 | 1205.3 | 1206.6 | 1205.3 | 0 | 0 | 0 | 0 | ||||||
| 3 | Milfordt ,M (Millicent) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1128 | 1553 | 1118.8 | 1553 | 0 | 0 | 0 | 0 | ||||||
| 4 | Farmer ,D (Danielle) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 5 | Booysen ,J (Jayden) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1305.3 | 880.3 | 1328.2 | 880.3 | 0 | 0 | 0 | 0 | ||||||
| 6 | Radha ,YA (Yugesh Aarumugam) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1564.7 | 1139.7 | 1559.1 | 1139.7 | 0 | 0 | 0 | 0 | ||||||
| 7 | Erafto ,A (Abel Dera) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 8 | Sampson ,J (Jordan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1193.1 | 768.1 | 1229.3 | 768.1 | 0 | 0 | 0 | 0 | ||||||
| 9 | Iglesias Giannantpnio ,G (Gianna) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 10 | Persent ,K (Knowledge) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

