PLAYER PAGE
Personal
Acker, S (Steven)
Chess SA id
1080148656FIDE id
?Date of birth
2008-09-18 (U18)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-16Personal details last changed
1900-01-01Junior GPX Games
20Junior GPX Points
1370.6| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1405.6 | 1414.9 | 1200 | 1200 |
| Raw rating | 1405.6 | 1414.9 | 1200 | 1200 |
| Weighted rating | 1360.4 | 1364.1 | 1200 | 1200 |
| Weighted performance | 1390.4 | 1389.4 | 0 | 0 |
| Floor | 905.6 | 916.5 | 700 | 700 |
| K-factor | 32 | 32 | 36 | 36 |
| Min/Max rating change allowed | 123.7 | 122.1 | 165.8 | 165.8 |
| Highest rating | 1405.62025-09-01 | 1416.52025-08-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1405.62025-09-01 | 1416.52025-08-01 | 12002024-03-01 | 12002024-03-01 |
| Highest weighted rating | 1355.42025-09-01 | 1358.32025-09-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1404.82025-09-01 | 1403.72025-09-01 | 12002024-03-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1405.6 | 1414.9 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1405.6 | 1414.9 | 1200 | 1200 |
| Raw rating | 1405.6 | 1414.9 | 1200 | 1200 |
| Weighted rating | 1360.4 | 1364.1 | 1200 | |
| Weighted performance | 1390.4 | 1389.4 | 0 | |
| K-factor | 32 | 32 | 36 | 36 |
| Floor | 905.6 | 916.5 | 700 | 700 |
| Max/Min rating change allowed | 123.7 | 122.1 | 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 | 1405.6 | 1414.9 | 1200 | 1200 |
| New weighted rating | 1365.2 | 1369.5 | 1200 | 1200 |
| New weighted performance | 1389.9 | 1388.9 | 0 | 0 |
| Temp new rating | 1405.6 | 1414.9 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1405.6 | 1414.9 | 1200 | 1200 |
| New K-factor | 32 | 32 | 36 | 36 |
| New floor | 905.6 | 916.5 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 15 | 15 | 0 | 0 | |
| 41 | 41 | 0 | 0 | |
| 37 | 37 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 93 | 93 | 0 | 0 |
| Games since | |||||||||||||||||
| Main56 | Standard56 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 2102 | 746 | 265 | ||||||||||||||
| Male | 1734 | 609 | 209 | ||||||||||||||
| U18 | 341 | 132 | 56 | ||||||||||||||
| U18 Male | 291 | 111 | 48 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 1905 | 715 | 271 | ||||||||||||||
| Male | 1567 | 583 | 215 | ||||||||||||||
| U18 | 314 | 137 | 62 | ||||||||||||||
| U18 Male | 270 | 117 | 54 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 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 | 15 | 11 | 73.33 | 198.3 | 1311.6 | 1510 |
| Standard | 15 | 11 | 73.33 | 198.3 | 1311.6 | 1510 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 93 | 54.5 | 58.6 | 73.1 | 1299.5 | 1372.6 |
| Standard | 93 | 54.5 | 58.6 | 73.1 | 1299.5 | 1372.6 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1405.6 | 1414.9 | 1200 | 1200 |
| 2025-09-01 | 1405.6 | 1414.9 | 1200 | 1200 |
| 2025-08-01 | 1403.7 | 1416.5 | 1200 | 1200 |
| 2025-07-01 | 1361.9 | 1366.6 | 1200 | 1200 |
| 2025-06-01 | 1361.9 | 1366.6 | 1200 | 1200 |
| 2025-05-01 | 1339.3 | 1339.5 | 1200 | 1200 |
| 2025-04-01 | 1338.3 | 1338.5 | 1200 | 1200 |
| 2025-03-01 | 1337.2 | 1337.4 | 1200 | 1200 |
| 2025-02-01 | 1335.8 | 1336.1 | 1200 | 1200 |
| 2025-01-01 | 1331.6 | 1333 | 1200 | 1200 |
| 2024-12-01 | 1372.2 | 1376.2 | 1200 | 1200 |
| 2024-11-01 | 1372.2 | 1376.2 | 1200 | 1200 |
| 2024-10-01 | 1372.2 | 1376.2 | 1200 | 1200 |
| 2024-09-01 | 1355 | 1356 | 1200 | 1200 |
| 2024-08-01 | 1342.5 | 1343.4 | 1200 | 1200 |
| 2024-07-01 | 1374.8 | 1384.1 | 1200 | 1200 |
| 2024-06-01 | 1374.8 | 1384.1 | 1200 | 1200 |
| 2024-08-01 | 1304.2 | 1297 | 1200 | 1200 |
| 2024-04-01 | 1304.2 | 1297 | 1200 | 1200 |
| 2024-03-01 | 1304.2 | 1297 | 1200 | 1200 |
| 2024-02-01 | 1304.2 | 1297 | 1200 | 1200 |
| 2024-01-01 | 1304.5 | 1297.7 | 1200 | 1200 |
| 2023-12-01 | 1304.5 | 1297.7 | 1200 | 1200 |
| 2023-11-01 | 1304.5 | 1297.7 | 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 Tshwane North District CLOSED Team Championships (D3) (U17 Open) | 2025-08-16 | 2025-08-16 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 2 | 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U17) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 4.5 | Yes | Analysis |
| 3 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U18 Open) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane North District CLOSED Team Championships (D3) (U17 Open) | 2025-08-16 | 2025-08-16 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 2 | 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U17) | 2025-07-26 | 2025-07-26 | Standard | Tshwane (GTP) | 5 | 5 | 4.5 | Yes | Analysis |
| 3 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U18 Open) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
| 4 | Gauteng Inter-Region at UJ 2024 (U18 Candidates) | 2024-12-07 | 2024-12-08 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 1.5 | Yes | Analysis |
| 5 | 2024 Etienne Lewis (U18+U20) | 2024-08-30 | 2024-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 6 | Gauteng Schools Individuals Finals 2024 (U18 Boys) | 2024-08-17 | 2024-08-17 | Standard | Ekurhuleni (GE) | 5 | 5 | 3 | Yes | Analysis |
| 7 | 2024 Alekhine Open Chess Tournament (B) | 2024-08-09 | 2024-08-10 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 8 | 2024 Tshwane North School District Cluster 4 & 5 Team League (U17) | 2024-07-20 | 2024-07-20 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 9 | 2024 Tshwane North School District CLOSED Individual Champioships (U18 Boys) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 10 | District 3 Cluster 4 and 5 Individuals 2024 (U18 Boys) | 2024-05-06 | 2024-05-06 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 11 | 2024 Gauteng Inter-Region Chess Championship (U16C) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 4 | 2 | Yes | Analysis |
| 12 | 2023 Alekhine Open Tournament (C) | 2023-09-09 | 2023-09-09 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 13 | 2023 Tshwane North School District CLOSED League Championships (D3) | 2023-08-12 | 2023-08-12 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
| 14 | 2023 Etienne Lewis Closed Tournament (U16) | 2023-08-25 | 2023-08-27 | Standard | Tshwane (GTP) | 7 | 7 | 3.5 | Yes | Analysis |
| 15 | 2023 Tshwane North School District CLOSED Individual Championships (D3) | 2023-05-13 | 2023-05-13 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 16 | Chris Greyling Open Tournament 2023 (C) | 2023-03-21 | 2023-03-21 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 17 | 2023 Afrikaans Hoër Seunskool Open Chess Tournament (D1) | 2023-03-04 | 2023-03-04 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 18 | 2023 Tshwane Chess Open Registration Tournament (D2) | 2023-01-28 | 2023-01-28 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | 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 | rnd3 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentVan Graan, E (Ewald Louis) | OpponentJanse Van Rensburg, J (Jodan) | ||||||||
| 2 | 6 | Tournament2024 Tshwane North School District CLOSED Individual Champioships | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-05-11 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentGololo, T (Tiisetso) | OpponentMakhubela, K (Kamogelo) | ||||||||
| 3 | 4 | Tournament2023 Tshwane North School District CLOSED League Championships | Tournament2023 Etienne Lewis Closed Tournament | ||||||
| date2023-08-12 | rnd3 | typeStandard | result1 | date2023-08-25 | rnd1 | typeStandard | result0.5 | ||
| OpponentSetake, K (Keagile) | OpponentJansen Van Vuuren, C (Christopher) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | 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 | rnd3 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentVan Graan, E (Ewald Louis) | OpponentJanse Van Rensburg, J (Jodan) | ||||||||
| 2 | 6 | Tournament2024 Tshwane North School District CLOSED Individual Champioships | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-05-11 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentGololo, T (Tiisetso) | OpponentMakhubela, K (Kamogelo) | ||||||||
| 3 | 4 | Tournament2023 Tshwane North School District CLOSED League Championships | Tournament2023 Etienne Lewis Closed Tournament | ||||||
| date2023-08-12 | rnd3 | typeStandard | result1 | date2023-08-25 | rnd1 | typeStandard | result0.5 | ||
| OpponentSetake, K (Keagile) | OpponentJansen Van Vuuren, C (Christopher) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2025 Tshwane North District CLOSED Team Championships (D3) | Tournament2025 Tshwane North District CLOSED Team Championships (D3) | ||||||
| date2025-08-16 | rnd3 | typeStandard | result1 | date2025-08-16 | rnd5 | typeStandard | result1 | ||
| OpponentMolekoa, L (Lesedi) | OpponentSetlhare, K (Kagiso) | ||||||||
| 2 | 3 | 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 | rnd3 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentSaputra, Z (Zyanbi) | OpponentJanse Van Rensburg, J (Jodan) | ||||||||
| 3 | 3 | Tournament2024 Tshwane North School District CLOSED Individual Champioships | Tournament2024 Tshwane North School District CLOSED Individual Champioships | ||||||
| date2024-05-11 | rnd1 | typeStandard | result1 | date2024-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentGololo, T (Tiisetso) | OpponentShibambu, K (Khenso Divine) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2025 Tshwane North District CLOSED Team Championships (D3) | Tournament2025 Tshwane North District CLOSED Team Championships (D3) | ||||||
| date2025-08-16 | rnd3 | typeStandard | result1 | date2025-08-16 | rnd5 | typeStandard | result1 | ||
| OpponentMolekoa, L (Lesedi) | OpponentSetlhare, K (Kagiso) | ||||||||
| 2 | 3 | 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 | rnd3 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentSaputra, Z (Zyanbi) | OpponentJanse Van Rensburg, J (Jodan) | ||||||||
| 3 | 3 | Tournament2024 Tshwane North School District CLOSED Individual Champioships | Tournament2024 Tshwane North School District CLOSED Individual Champioships | ||||||
| date2024-05-11 | rnd1 | typeStandard | result1 | date2024-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentGololo, T (Tiisetso) | OpponentShibambu, K (Khenso Divine) | ||||||||
| # | 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 | Saputra ,Z (Zyanbi) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1331 | 1472.6 | 1334.6 | 1472.6 | 0 | 0 | 0 | 0 | ||||||
| 2 | Snydert ,A (Aiden Franscisco) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1278.1 | 1278.1 | 1266.2 | 1278.1 | 0 | 0 | 0 | 0 | ||||||
| 3 | Songo ,D (Divine) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1479.1 | 1054.1 | 1478.5 | 1054.1 | 0 | 0 | 0 | 0 | ||||||
| 4 | Stephen ,B (Bulelani) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1713.9 | 1288.9 | 1716.7 | 1288.9 | 0 | 0 | 0 | 0 | ||||||
| 5 | Durand ,A (Albert) | 2 | 0.5 | -212.5 | 2 | 0.5 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1421.4 | 1208.9 | 1419 | 1208.9 | 0 | 0 | 0 | 0 | ||||||
| 6 | Baloyi ,B (Boikanyo) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1155.9 | 1155.9 | 1147.9 | 1155.9 | 0 | 0 | 0 | 0 | ||||||
| 7 | Smit ,E (Ewald) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1250.3 | 1675.3 | 1262.1 | 1675.3 | 0 | 0 | 0 | 0 | ||||||
| 8 | Ferns ,S (Stian Hunter) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1209.3 | 1634.3 | 1210.4 | 1634.3 | 0 | 0 | 0 | 0 | ||||||
| 9 | Mkhize ,S (Swelihle) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1256.2 | 831.2 | 1257.2 | 831.2 | 0 | 0 | 0 | 0 | ||||||
| 10 | Gaompotse ,J (Justin) | 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 |
|---|---|---|---|---|---|---|---|---|