PLAYER PAGE
Personal
Jacobs, D (Duabe)
Chess SA id
1120317593FIDE id
?Date of birth
2012-11-20 (U14)Gender
MaleRegion
Eden (WEG)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-16Personal details last changed
1900-01-01Junior GPX Games
10Junior GPX Points
1020.1| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1190.6 | 1188.7 | 1200 | 1200 |
| Raw rating | 1140.2 | 1128.2 | 1200 | 1200 |
| Weighted rating | 1190.6 | 1188.7 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 699.9 | 699.9 | 700 | 700 |
| K-factor | 40 | 40 | 36 | 36 |
| Min/Max rating change allowed | 180.6 | 183.7 | 165.8 | 165.8 |
| Highest rating | 1199.92025-07-01 | 1199.92025-07-01 | 12002025-04-01 | 12002025-04-01 |
| Highest raw rating | 1199.92025-07-01 | 1199.92025-07-01 | 12002025-04-01 | 12002025-04-01 |
| Highest weighted rating | 1199.92025-07-01 | 1199.92025-07-01 | 12002025-04-01 | 12002025-04-01 |
| Highest weighted performance | 01900-01-01 | 01900-01-01 | 01900-01-01 | 01900-01-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -4.4 | -5.3 | 0 | 0 |
| New rating | 1186.2 | 1183.5 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1190.6 | 1188.7 | 1200 | 1200 |
| Raw rating | 1140.2 | 1128.2 | 1200 | 1200 |
| Weighted rating | 1190.6 | 1188.7 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 40 | 40 | 36 | 36 |
| Floor | 699.9 | 699.9 | 700 | 700 |
| Max/Min rating change allowed | 180.6 | 183.7 | 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 | 1140.2 | 1128.2 | 1200 | 1200 |
| New weighted rating | 1186.2 | 1183.5 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1186.2 | 1183.5 | 1200 | 1200 |
| Temp new rating +/- | -4.4 | -5.3 | 0 | 0 |
| Final new rating +/- | -4.4 | -5.3 | 0 | 0 |
| New rating | 1186.2 | 1183.5 | 1200 | 1200 |
| New K-factor | 40 | 40 | 36 | 36 |
| New floor | 699.9 | 699.9 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 10 | 10 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 10 | 10 | 0 | 0 |
| Games since | |||||||||||||||||
| Main10 | Standard10 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Eden (WEG) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| 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 | 2 | 20 | -255 | 1279.2 | 1024.2 |
| Standard | 10 | 2 | 20 | -255 | 1279.2 | 1024.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 10 | 2 | 20 | -255 | 1279.2 | 1024.2 |
| Standard | 10 | 2 | 20 | -255 | 1279.2 | 1024.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1140.2 | 1128.2 | 1200 | 1200 |
| 2025-09-01 | 1140.2 | 1128.2 | 1200 | 1200 |
| 2025-08-01 | 1199.9 | 1199.9 | 1200 | 1200 |
| 2025-07-01 | 1199.9 | 1199.9 | 1200 | 1200 |
| 2025-06-01 | 1199.9 | 1199.9 | 1200 | 1200 |
| 2025-05-01 | 1199.9 | 1199.9 | 1200 | 1200 |
| 2025-04-01 | 1199.3 | 1199.5 | 1200 | 1200 |
| 2025-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-12-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-11-01 | 1200 | 1200 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Eden Top Schools 2025 (U15) | 2025-08-16 | 2025-08-16 | Standard | Eden (WEG) | 5 | 5 | 0 | Yes | Analysis |
| 2 | Hessequa Ontwikkelings Toernooi 2025 (U13 Boys) | 2025-03-01 | 2025-03-01 | Standard | Eden (WEG) | 5 | 5 | 2 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Eden Top Schools 2025 (U15) | 2025-08-16 | 2025-08-16 | Standard | Eden (WEG) | 5 | 5 | 0 | Yes | Analysis |
| 2 | Hessequa Ontwikkelings Toernooi 2025 (U13 Boys) | 2025-03-01 | 2025-03-01 | Standard | Eden (WEG) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentHessequa Ontwikkelings Toernooi 2025 | TournamentHessequa Ontwikkelings Toernooi 2025 | ||||||
| date2025-03-01 | rnd2 | typeStandard | result1 | date2025-03-01 | rnd3 | typeStandard | result1 | ||
| OpponentVan Wyk, N (Noah) | OpponentPage, Z (Zayd) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentHessequa Ontwikkelings Toernooi 2025 | TournamentHessequa Ontwikkelings Toernooi 2025 | ||||||
| date2025-03-01 | rnd2 | typeStandard | result1 | date2025-03-01 | rnd3 | typeStandard | result1 | ||
| OpponentVan Wyk, N (Noah) | OpponentPage, Z (Zayd) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentHessequa Ontwikkelings Toernooi 2025 | TournamentHessequa Ontwikkelings Toernooi 2025 | ||||||
| date2025-03-01 | rnd2 | typeStandard | result1 | date2025-03-01 | rnd3 | typeStandard | result1 | ||
| OpponentVan Wyk, N (Noah) | OpponentPage, Z (Zayd) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentHessequa Ontwikkelings Toernooi 2025 | TournamentHessequa Ontwikkelings Toernooi 2025 | ||||||
| date2025-03-01 | rnd2 | typeStandard | result1 | date2025-03-01 | rnd3 | typeStandard | result1 | ||
| OpponentVan Wyk, N (Noah) | OpponentPage, Z (Zayd) | ||||||||
| # | 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 | Uithaler ,D (Duraycan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1270 | 845 | 1268.3 | 845 | 0 | 0 | 0 | 0 | ||||||
| 2 | Nokana ,M (Masixole) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1199 | 774 | 1199.7 | 774 | 0 | 0 | 0 | 0 | ||||||
| 3 | Page ,Z (Zayd) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1142.6 | 1567.6 | 1200 | 1567.6 | 0 | 0 | 0 | 0 | ||||||
| 4 | Coleman ,A (Anthony) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1635.4 | 1210.4 | 1654.3 | 1210.4 | 0 | 0 | 0 | 0 | ||||||
| 5 | Van Wyk ,N (Noah) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 6 | Witbooi ,F (Francolin) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1340.7 | 915.7 | 1345.7 | 915.7 | 0 | 0 | 0 | 0 | ||||||
| 7 | Benjamin ,W (Willandro) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1210.2 | 785.2 | 1216.1 | 785.2 | 0 | 0 | 0 | 0 | ||||||
| 8 | Indiphile ,M (Mngoma) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1206.6 | 781.6 | 1200 | 781.6 | 0 | 0 | 0 | 0 | ||||||
| 9 | Valentyn ,J (Jeswayne) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1230.7 | 805.7 | 1236.2 | 805.7 | 0 | 0 | 0 | 0 | ||||||
| 10 | Pulla ,R (Romesh) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1356.1 | 931.1 | 1366.8 | 931.1 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|