PLAYER PAGE
Personal
Tarr, R (Riley)
Chess SA id
1070102524FIDE id
?Date of birth
2007-12-11 (U20)Gender
MaleRegion
West Rand (GWR)Citizen
RSATitles
Chess SA registered
NoLast active game
2018-08-24Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1091.5 | 1073.2 | 1200 | 1200 |
| Raw rating | 1091.5 | 1073.2 | 1200 | 1200 |
| Weighted rating | 1091.5 | 1073.2 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 193.5 | 198.6 | 165.8 | 165.8 |
| Highest rating | 12002018-02-01 | 12002018-02-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 12002018-02-01 | 12002018-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-02-01 | 12002018-02-01 | 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 | 1091.5 | 1073.2 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1091.5 | 1073.2 | 1200 | 1200 |
| Raw rating | 1091.5 | 1073.2 | 1200 | 1200 |
| Weighted rating | 1091.5 | 1073.2 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 193.5 | 198.6 | 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 | 1091.5 | 1073.2 | 1200 | 1200 |
| New weighted rating | 1091.5 | 1073.2 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1091.5 | 1073.2 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1091.5 | 1073.2 | 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 | |
| 0 | 0 | 0 | 0 | |
| History | 10 | 10 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U20 | ||||||||||||||||
| Region | West Rand (GWR) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 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 | 10 | 2.5 | 25 | -212.5 | 1073.7 | 861.2 |
| Standard | 10 | 2.5 | 25 | -212.5 | 1073.7 | 861.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-09-30 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-09-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-08-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-07-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-06-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-05-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-04-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-03-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-02-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2025-01-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-12-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-11-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-10-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-09-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-08-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-07-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-09-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-05-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-04-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-03-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-02-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2024-01-01 | 1091.5 | 1073.2 | 1200 | 1200 |
| 2023-12-01 | 1091.5 | 1073.2 | 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 | 2018 Gauteng League Final (U11) | 2018-08-24 | 2018-08-24 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 2 | D2 Schools Individuals 2018 (U11 Open) | 2018-05-19 | 2018-05-19 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 0.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2018 Gauteng League Final | Tournament2018 Gauteng League Final | ||||||
| date2018-08-24 | rnd2 | typeStandard | result1 | date2018-08-24 | rnd3 | typeStandard | result1 | ||
| OpponentPillman, AH (Arthur Hanre) | OpponentNdlovu, SI (Sinethemba Ishmael) | ||||||||
| 2 | 1 | TournamentD2 Schools Individuals 2018 | TournamentD2 Schools Individuals 2018 | ||||||
| date2018-05-19 | rnd5 | typeStandard | result0.5 | date2018-05-19 | rnd5 | typeStandard | result0.5 | ||
| OpponentFrench, N (Nicholas) | OpponentFrench, N (Nicholas) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2018 Gauteng League Final | Tournament2018 Gauteng League Final | ||||||
| date2018-08-24 | rnd2 | typeStandard | result1 | date2018-08-24 | rnd3 | typeStandard | result1 | ||
| OpponentPillman, AH (Arthur Hanre) | OpponentNdlovu, SI (Sinethemba Ishmael) | ||||||||
| 2 | 1 | TournamentD2 Schools Individuals 2018 | TournamentD2 Schools Individuals 2018 | ||||||
| date2018-05-19 | rnd5 | typeStandard | result0.5 | date2018-05-19 | rnd5 | typeStandard | result0.5 | ||
| OpponentFrench, N (Nicholas) | OpponentFrench, N (Nicholas) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2018 Gauteng League Final | Tournament2018 Gauteng League Final | ||||||
| date2018-08-24 | rnd2 | typeStandard | result1 | date2018-08-24 | rnd3 | typeStandard | result1 | ||
| OpponentPillman, AH (Arthur Hanre) | OpponentNdlovu, SI (Sinethemba Ishmael) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2018 Gauteng League Final | Tournament2018 Gauteng League Final | ||||||
| date2018-08-24 | rnd2 | typeStandard | result1 | date2018-08-24 | rnd3 | typeStandard | result1 | ||
| OpponentPillman, AH (Arthur Hanre) | OpponentNdlovu, SI (Sinethemba Ishmael) | ||||||||
| # | 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 | Ndlovu ,SI (Sinethemba Ishmael) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 2 | Bell ,S (Shaune) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1135 | 710 | 1125.6 | 710 | 0 | 0 | 0 | 0 | ||||||
| 3 | French ,N (Nicholas) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 1200 | 1200 | 0 | 0 | 0 | 0 | ||||||
| 4 | Venter ,M (Marc) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 500 | 75 | 500 | 75 | 0 | 0 | 0 | 0 | ||||||
| 5 | Van Der Merwe ,L (Lilee) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1109.3 | 684.3 | 1091.6 | 684.3 | 0 | 0 | 0 | 0 | ||||||
| 6 | Van Staden ,H (Hanco) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 7 | Beetge ,W (Wilna) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 792.2 | 367.2 | 815.6 | 367.2 | 0 | 0 | 0 | 0 | ||||||
| 8 | French ,T (Tristan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 9 | Kruger ,S (Stefan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 10 | Pillman ,AH (Arthur Hanre) | 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 |
|---|---|---|---|---|---|---|---|---|

