PLAYER PAGE
Personal
Stoffberg, K (Kobus)
Chess SA id
1630311957FIDE id
?Date of birth
1963-05-11 (Adult)Gender
MaleRegion
Bojanala Platina (NBR)Citizen
RSATitles
Chess SA registered
NoLast active game
2024-12-07Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1158.4 | 1148.9 | 1200 | 1200 |
| Raw rating | 1158.4 | 1148.9 | 1200 | 1200 |
| Weighted rating | 1152.1 | 1141.1 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 175.9 | 178.3 | 165.8 | 165.8 |
| Highest rating | 12002024-10-01 | 12002024-10-01 | 12002024-10-01 | 12002024-10-01 |
| Highest raw rating | 12002024-10-01 | 12002024-10-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted rating | 12002024-10-01 | 12002024-10-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-10-01 | 12002024-10-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1158.4 | 1148.9 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1158.4 | 1148.9 | 1200 | 1200 |
| Raw rating | 1158.4 | 1148.9 | 1200 | 1200 |
| Weighted rating | 1152.1 | 1141.1 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 175.9 | 178.3 | 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 | 1158.4 | 1148.9 | 1200 | 1200 |
| New weighted rating | 1151.6 | 1140.5 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1158.4 | 1148.9 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1158.4 | 1148.9 | 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 | |
| 19 | 19 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 19 | 19 | 0 | 0 |
| Games since | |||||||||||||||||
| Main19 | Standard19 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Bojanala Platina (NBR) | ||||||||||||||||
| Province | Northwest (NW) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult 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 | 19 | 0 | 0 | -425 | 1274.9 | 849.9 |
| Standard | 19 | 0 | 0 | -425 | 1274.9 | 849.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1158.4 | 1148.9 | 1200 | 1200 |
| 2025-09-01 | 1158.4 | 1148.9 | 1200 | 1200 |
| 2025-08-01 | 1158.4 | 1148.9 | 1200 | 1200 |
| 2025-07-01 | 1158.4 | 1148.9 | 1200 | 1200 |
| 2025-06-01 | 1158.4 | 1148.9 | 1200 | 1200 |
| 2025-05-01 | 1158.4 | 1148.9 | 1200 | 1200 |
| 2025-04-01 | 1158.4 | 1148.9 | 1200 | 1200 |
| 2025-03-01 | 1158.4 | 1148.9 | 1200 | 1200 |
| 2025-02-01 | 1148.6 | 1137.2 | 1200 | 1200 |
| 2025-01-01 | 996.2 | 954.8 | 1200 | 1200 |
| 2024-12-01 | 1049 | 1013.6 | 1200 | 1200 |
| 2024-11-01 | 1079.5 | 1046.4 | 1200 | 1200 |
| 2024-10-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-06-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 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 |
| 2023-11-01 | 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 |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Bojanala's Merry Chess-Mas 2024 (Rooks) | 2024-12-07 | 2024-12-07 | Standard | Bojanala Platina (NBR) | 5 | 5 | 0 | Yes | Analysis |
| 2 | Bojanala's Brink Of Activity 2024 (Rooks) | 2024-11-30 | 2024-11-30 | Standard | Bojanala Platina (NBR) | 5 | 5 | 0 | Yes | Analysis |
| 3 | Bojanala's e4 In The Chapel 2024 (Rooks) | 2024-10-26 | 2024-10-26 | Standard | Bojanala Platina (NBR) | 5 | 5 | 0 | Yes | Analysis |
| 4 | Bojanala's Battle of Mount Cambridge 2024 (Bishops) | 2024-10-05 | 2024-10-05 | Standard | Bojanala Platina (NBR) | 5 | 4 | 0 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
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| # | Games | Start | End | ||||||
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| # | Games | Start | End | ||||||
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| # | Games | Start | End | ||||||
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| # | Games | Start | End | ||||||
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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 | Monare ,O (Oratilwe) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1314.3 | 889.3 | 1259 | 889.3 | 0 | 0 | 0 | 0 | ||||||
| 2 | Segalo ,O (Ogone) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1241.9 | 816.9 | 1224.1 | 816.9 | 0 | 0 | 0 | 0 | ||||||
| 3 | Timbe ,J (Junior) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1066.2 | 641.2 | 1038.4 | 641.2 | 0 | 0 | 0 | 0 | ||||||
| 4 | Legotlo ,P (Phenyo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1221.9 | 796.9 | 1226.8 | 796.9 | 0 | 0 | 0 | 0 | ||||||
| 5 | Manchidi ,K (Katlego) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1167.8 | 742.8 | 1159.7 | 742.8 | 0 | 0 | 0 | 0 | ||||||
| 6 | Mostert ,GS (Gideon Smit) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1445.6 | 1020.6 | 1435.4 | 1020.6 | 0 | 0 | 0 | 0 | ||||||
| 7 | Monamatha ,D (Diteboho) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1422.3 | 997.3 | 1431 | 997.3 | 0 | 0 | 0 | 0 | ||||||
| 8 | Du Toit ,A (Aiden) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1323.3 | 898.3 | 1294.3 | 898.3 | 0 | 0 | 0 | 0 | ||||||
| 9 | Van Schalkwyk ,J (Jurgens) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1309.3 | 884.3 | 1288.2 | 884.3 | 0 | 0 | 0 | 0 | ||||||
| 10 | Ndamba ,C (Charlize Yemurai) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1204 | 779 | 1203.3 | 779 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|