PLAYER PAGE
Personal
Groenewaldt, S (Stefan)
Chess SA id
1110116594FIDE id
?Date of birth
2011-08-30 (U16)Gender
MaleRegion
Frances Baard (NCF)Citizen
RSATitles
Chess SA registered
NoLast active game
2021-03-20Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1004.6 | 969.6 | 1200 | 1200 |
| Raw rating | 1004.6 | 969.6 | 1200 | 1200 |
| Weighted rating | 1004.6 | 969.6 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 219 | 230.2 | 165.8 | 165.8 |
| Highest rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 12002018-02-01 | 12002018-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 12002018-02-01 | 12002018-02-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1004.6 | 969.6 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1004.6 | 969.6 | 1200 | 1200 |
| Raw rating | 1004.6 | 969.6 | 1200 | 1200 |
| Weighted rating | 1004.6 | 969.6 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 219 | 230.2 | 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 | 1004.6 | 969.6 | 1200 | 1200 |
| New weighted rating | 1004.6 | 969.6 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1004.6 | 969.6 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1004.6 | 969.6 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| History | 13 | 13 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U16 | ||||||||||||||||
| Region | Frances Baard (NCF) | ||||||||||||||||
| Province | Northern Cape (NC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 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 | 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 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 13 | 0.5 | 3.85 | -392.3 | 1141.5 | 749.2 |
| Standard | 13 | 0.5 | 3.85 | -392.3 | 1141.5 | 749.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-09-30 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-09-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-08-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-07-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-06-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-05-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-04-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-03-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-02-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2025-01-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-12-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-11-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-10-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-09-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-08-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-07-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-09-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-05-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-04-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-03-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-02-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2024-01-01 | 1004.6 | 969.6 | 1200 | 1200 |
| 2023-12-01 | 1004.6 | 969.6 | 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 | Northern Cape Open Fundraiser 2021 (C) | 2021-03-20 | 2021-03-20 | Standard | Frances Baard (NCF) | 5 | 5 | 0 | Yes | Analysis |
| 2 | Kimberley Chess Club Christmas Open 2019 (D) | 2019-12-06 | 2019-12-07 | Standard | Frances Baard (NCF) | 5 | 4 | 0 | Yes | Analysis |
| 3 | Kimberley Chess Club Schools` Open 2019 (U7+U9 Open) | 2019-07-20 | 2019-07-20 | Standard | Frances Baard (NCF) | 5 | 4 | 0.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentKimberley Chess Club Schools` Open 2019 | TournamentKimberley Chess Club Schools` Open 2019 | ||||||
| date2019-07-20 | rnd3 | typeStandard | result0.5 | date2019-07-20 | rnd3 | typeStandard | result0.5 | ||
| OpponentTonyane, O (Olorato) | OpponentTonyane, O (Olorato) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentKimberley Chess Club Schools` Open 2019 | TournamentKimberley Chess Club Schools` Open 2019 | ||||||
| date2019-07-20 | rnd3 | typeStandard | result0.5 | date2019-07-20 | rnd3 | typeStandard | result0.5 | ||
| OpponentTonyane, O (Olorato) | OpponentTonyane, O (Olorato) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | 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 | Ahjum ,AXE (Annabelle) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1148.4 | 723.4 | 1138.1 | 723.4 | 0 | 0 | 0 | 0 | ||||||
| 2 | Matthys ,A (Ayden) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1223.7 | 798.7 | 1216.7 | 798.7 | 0 | 0 | 0 | 0 | ||||||
| 3 | Mdaka ,L (Likhanyile) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 998.1 | 573.1 | 997.1 | 573.1 | 0 | 0 | 0 | 0 | ||||||
| 4 | Tonyane ,O (Olorato) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 1200 | 1200 | 0 | 0 | 0 | 0 | ||||||
| 5 | Saul ,L (Lihle) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 6 | Oliphant ,S (Sinesipho) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 989.2 | 564.2 | 953.6 | 564.2 | 0 | 0 | 0 | 0 | ||||||
| 7 | Brand ,U (Ulrich) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 8 | Pienaar ,D (David) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1154.5 | 729.5 | 1148.4 | 729.5 | 0 | 0 | 0 | 0 | ||||||
| 9 | Markgraaff ,TC (TC Ivandro) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 10 | Kanjee ,V (Viyaash) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1129.6 | 704.6 | 1115.2 | 704.6 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

