PLAYER PAGE
Personal
Nkosi, S (Sfiso)
Chess SA id
1130156146FIDE id
?Date of birth
2013-03-27 (U14)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-16Personal details last changed
1900-01-01Junior GPX Games
10Junior GPX Points
1308| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1240.2 | 1247.2 | 1200 | 1200 |
| Raw rating | 1240.2 | 1247.2 | 1200 | 1200 |
| Weighted rating | 1224.3 | 1228.7 | 1200 | 1200 |
| Weighted performance | 1154.1 | 1155.3 | 0 | 0 |
| Floor | 766.4 | 780 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 156.6 | 155 | 165.8 | 165.8 |
| Highest rating | 1355.22024-08-01 | 1355.12024-08-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1266.42024-09-01 | 12802024-09-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12202025-09-01 | 1223.82025-09-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1355.22024-08-01 | 1355.12024-08-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1240.2 | 1247.2 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1240.2 | 1247.2 | 1200 | 1200 |
| Raw rating | 1240.2 | 1247.2 | 1200 | 1200 |
| Weighted rating | 1224.3 | 1228.7 | 1200 | |
| Weighted performance | 1154.1 | 1155.3 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 766.4 | 780 | 700 | 700 |
| Max/Min rating change allowed | 156.6 | 155 | 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 | 1240.2 | 1247.2 | 1200 | 1200 |
| New weighted rating | 1226.1 | 1230.9 | 1200 | 1200 |
| New weighted performance | 1146.7 | 1147.9 | 0 | 0 |
| Temp new rating | 1240.2 | 1247.2 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1240.2 | 1247.2 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 766.4 | 780 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 10 | 10 | 0 | 0 | |
| 14 | 14 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 29 | 29 | 0 | 0 |
| Games since | |||||||||||||||||
| Main24 | Standard24 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| 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 | 10 | 6 | 60 | 85 | 1225.8 | 1310.8 |
| Standard | 10 | 6 | 60 | 85 | 1225.8 | 1310.8 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 29 | 16 | 55.17 | 44 | 1221.9 | 1265.9 |
| Standard | 29 | 16 | 55.17 | 44 | 1221.9 | 1265.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1240.2 | 1247.2 | 1200 | 1200 |
| 2025-09-30 | 1240.2 | 1247.2 | 1200 | 1200 |
| 2025-09-01 | 1240.2 | 1247.2 | 1200 | 1200 |
| 2025-08-01 | 1232.2 | 1239.5 | 1200 | 1200 |
| 2025-07-01 | 1232.2 | 1239.5 | 1200 | 1200 |
| 2025-06-01 | 1232.2 | 1239.5 | 1200 | 1200 |
| 2025-05-01 | 1211.5 | 1213.4 | 1200 | 1200 |
| 2025-04-01 | 1210.9 | 1212.6 | 1200 | 1200 |
| 2025-03-01 | 1210.3 | 1211.9 | 1200 | 1200 |
| 2025-02-01 | 1209.7 | 1211.1 | 1200 | 1200 |
| 2025-01-01 | 1208.4 | 1208.4 | 1200 | 1200 |
| 2024-12-01 | 1208.4 | 1208.4 | 1200 | 1200 |
| 2024-11-01 | 1208.4 | 1208.4 | 1200 | 1200 |
| 2024-10-01 | 1208.4 | 1208.4 | 1200 | 1200 |
| 2024-09-01 | 1266.4 | 1280 | 1200 | 1200 |
| 2024-08-01 | 1244 | 1254.4 | 1200 | 1200 |
| 2024-07-01 | 1244 | 1254.4 | 1200 | 1200 |
| 2024-09-01 | 1244 | 1254.4 | 1200 | 1200 |
| 2024-05-01 | 1186.9 | 1183.8 | 1200 | 1200 |
| 2024-04-01 | 1186.9 | 1183.8 | 1200 | 1200 |
| 2024-03-01 | 1186.9 | 1183.8 | 1200 | 1200 |
| 2024-02-01 | 1186.9 | 1183.8 | 1200 | 1200 |
| 2024-01-01 | 1186.9 | 1183.8 | 1200 | 1200 |
| 2023-12-01 | 1186.9 | 1183.8 | 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 North School District CLOSED League Finals - D1 (U13 Open) | 2025-08-16 | 2025-08-16 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 2 | 2025 Gauteng North School Individual Championships D1 (U13 Open) | 2025-05-17 | 2025-05-17 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Gauteng North School District CLOSED League Finals - D1 (U13 Open) | 2025-08-16 | 2025-08-16 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 2 | 2025 Gauteng North School Individual Championships D1 (U13 Open) | 2025-05-17 | 2025-05-17 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 3 | Gauteng Schools Individuals Finals 2024 (U11 Boys) | 2024-08-16 | 2024-08-16 | Standard | Ekurhuleni (GE) | 5 | 5 | 1 | Yes | Analysis |
| 4 | D1 Gauteng North District School Closed 2024 (U11) | 2024-08-03 | 2024-08-03 | Standard | Tshwane (GTP) | 5 | 4 | 3 | Yes | Analysis |
| 5 | 2024 Gauteng North School District Individual Championships - D1 (U11 Boys) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 6 | 2023 Gauteng North School District CLOSED Individual Championships (U11 Boys) | 2023-05-13 | 2023-05-13 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2023 Gauteng North School District CLOSED Individual Championships | Tournament2024 Gauteng North School District Individual Championships - D1 | ||||||
| date2023-05-13 | rnd5 | typeStandard | result1 | date2024-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentGadney, L (Liam) | OpponentMugazi, A (Anotida) | ||||||||
| 2 | 3 | Tournament2025 Gauteng North School Individual Championships D1 | Tournament2025 Gauteng North School Individual Championships D1 | ||||||
| date2025-05-17 | rnd1 | typeStandard | result1 | date2025-05-17 | rnd3 | typeStandard | result1 | ||
| OpponentMoloto, L (Lethabo) | OpponentMboweni, M (Mvelo) | ||||||||
| 3 | 3 | TournamentD1 Gauteng North District School Closed 2024 | TournamentD1 Gauteng North District School Closed 2024 | ||||||
| date2024-08-03 | rnd3 | typeStandard | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
| OpponentMandela, C (Caroline) | OpponentMotha, G (Gomolemo) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2023 Gauteng North School District CLOSED Individual Championships | Tournament2024 Gauteng North School District Individual Championships - D1 | ||||||
| date2023-05-13 | rnd5 | typeStandard | result1 | date2024-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentGadney, L (Liam) | OpponentMugazi, A (Anotida) | ||||||||
| 2 | 3 | Tournament2025 Gauteng North School Individual Championships D1 | Tournament2025 Gauteng North School Individual Championships D1 | ||||||
| date2025-05-17 | rnd1 | typeStandard | result1 | date2025-05-17 | rnd3 | typeStandard | result1 | ||
| OpponentMoloto, L (Lethabo) | OpponentMboweni, M (Mvelo) | ||||||||
| 3 | 3 | TournamentD1 Gauteng North District School Closed 2024 | TournamentD1 Gauteng North District School Closed 2024 | ||||||
| date2024-08-03 | rnd3 | typeStandard | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
| OpponentMandela, C (Caroline) | OpponentMotha, G (Gomolemo) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2023 Gauteng North School District CLOSED Individual Championships | Tournament2024 Gauteng North School District Individual Championships - D1 | ||||||
| date2023-05-13 | rnd5 | typeStandard | result1 | date2024-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentGadney, L (Liam) | OpponentMugazi, A (Anotida) | ||||||||
| 2 | 3 | Tournament2025 Gauteng North School Individual Championships D1 | Tournament2025 Gauteng North School Individual Championships D1 | ||||||
| date2025-05-17 | rnd1 | typeStandard | result1 | date2025-05-17 | rnd3 | typeStandard | result1 | ||
| OpponentMoloto, L (Lethabo) | OpponentMboweni, M (Mvelo) | ||||||||
| 3 | 3 | TournamentD1 Gauteng North District School Closed 2024 | TournamentD1 Gauteng North District School Closed 2024 | ||||||
| date2024-08-03 | rnd3 | typeStandard | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
| OpponentMandela, C (Caroline) | OpponentMotha, G (Gomolemo) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | Tournament2023 Gauteng North School District CLOSED Individual Championships | Tournament2024 Gauteng North School District Individual Championships - D1 | ||||||
| date2023-05-13 | rnd5 | typeStandard | result1 | date2024-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentGadney, L (Liam) | OpponentMugazi, A (Anotida) | ||||||||
| 2 | 3 | Tournament2025 Gauteng North School Individual Championships D1 | Tournament2025 Gauteng North School Individual Championships D1 | ||||||
| date2025-05-17 | rnd1 | typeStandard | result1 | date2025-05-17 | rnd3 | typeStandard | result1 | ||
| OpponentMoloto, L (Lethabo) | OpponentMboweni, M (Mvelo) | ||||||||
| 3 | 3 | TournamentD1 Gauteng North District School Closed 2024 | TournamentD1 Gauteng North District School Closed 2024 | ||||||
| date2024-08-03 | rnd3 | typeStandard | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
| OpponentMandela, C (Caroline) | OpponentMotha, G (Gomolemo) | ||||||||
| # | 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 | Kamal ,L (Lebohang) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 2 | Naidoo ,T (Tristan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1299.9 | 874.9 | 1303.2 | 874.9 | 0 | 0 | 0 | 0 | ||||||
| 3 | Mandela ,C (Caroline) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1220.6 | 1645.6 | 1235.6 | 1645.6 | 0 | 0 | 0 | 0 | ||||||
| 4 | Smart ,L (Liam Jonathan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1355.4 | 930.4 | 1350.7 | 930.4 | 0 | 0 | 0 | 0 | ||||||
| 5 | Botha ,G (Gregory) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1197.5 | 772.5 | 1186.9 | 772.5 | 0 | 0 | 0 | 0 | ||||||
| 6 | Mahlangu ,S (Samekelo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 7 | Mphahlele ,B (Bizo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1269.3 | 844.3 | 1283.9 | 844.3 | 0 | 0 | 0 | 0 | ||||||
| 8 | Zulu ,S (Sphiwe) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1292.3 | 1717.3 | 1310.9 | 1717.3 | 0 | 0 | 0 | 0 | ||||||
| 9 | Mothwa ,G (Gomolemo) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 10 | Skosana ,B (Banele) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1216.6 | 1641.6 | 1219.6 | 1641.6 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|