PLAYER PAGE
Personal
De Beer, K (Karli)
Chess SA id
210087674FIDE id
?Date of birth
2010-08-03 (U16)Gender
FemaleRegion
Nelson Mandela Bay (ENM)Citizen
RSATitles
Chess SA registered
NoLast active game
2020-01-08Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| Raw rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| Weighted rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| Weighted performance | 260.5 | 259.8 | 0 | 0 |
| Floor | 641.3 | 642.5 | 500 | 500 |
| K-factor | 40 | 40 | 40 | 40 |
| Min/Max rating change allowed | 185 | 185.7 | 430.6 | 430.6 |
| Highest rating | 12002024-11-01 | 12002024-11-01 | 12002024-03-01 | 12002024-03-01 |
| Highest raw rating | 1141.32019-12-01 | 1142.52019-12-01 | 530.22024-03-01 | 530.22024-03-01 |
| Highest weighted rating | 1141.32024-11-01 | 1142.52024-11-01 | 530.22024-11-01 | 530.22024-11-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-03-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| Analysis | ||||
| Rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| Raw rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| Weighted rating | 1123.3 | 1120.5 | 530.2 | |
| Weighted performance | 260.5 | 259.8 | 0 | |
| K-factor | 40 | 40 | 40 | 40 |
| Floor | 641.3 | 642.5 | 500 | 500 |
| Max/Min rating change allowed | 185 | 185.7 | 430.6 | 430.6 |
| 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 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| New weighted rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| New weighted performance | 253.8 | 253.1 | 0 | 0 |
| Temp new rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1123.3 | 1120.5 | 530.2 | 530.2 |
| New K-factor | 40 | 40 | 40 | 40 |
| New floor | 641.3 | 642.5 | 500 | 500 |
| 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 | 103 | 97 | 6 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U16 | ||||||||||||||||
| Region | Nelson Mandela Bay (ENM) | ||||||||||||||||
| Province | Eastern Cape (EC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Female | -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 | 66 | 27.5 | 41.67 | -70.8 | 1060.6 | 989.8 |
| Standard | 66 | 27.5 | 41.67 | -70.8 | 1060.6 | 989.8 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-09-30 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-09-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-08-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-07-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-06-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-05-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-04-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-03-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-02-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2025-01-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-12-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-11-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-10-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-09-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-08-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-07-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-09-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-05-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-04-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-03-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-02-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2024-01-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
| 2023-12-01 | 1123.3 | 1120.5 | 530.2 | 530.2 |
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 | 2019 South African Junior Team Championships (U10B) | 2020-01-08 | 2020-01-08 | Standard | 4 Knights (4K) | 7 | 7 | 2.5 | Yes | Analysis |
| 2 | NMBYCC Closed 2019 (U10) | 2019-07-26 | 2019-07-27 | Standard | Nelson Mandela Bay (ENM) | 6 | 6 | 3 | Yes | Analysis |
| 3 | Nelson Mandela Bay Junior Trials 4 2019 (U10) | 2019-07-12 | 2019-07-13 | Standard | Nelson Mandela Bay (ENM) | 6 | 5 | 2 | Yes | Analysis |
| 4 | NMBJCU Trials 3 2019 (U10) | 2019-05-10 | 2019-05-11 | Standard | Nelson Mandela Bay (ENM) | 6 | 6 | 3 | Yes | Analysis |
| 5 | NMBCU Trials 1 2019 (U10) | 2019-03-08 | 2019-03-09 | Standard | Nelson Mandela Bay (ENM) | 5 | 5 | 3 | Yes | Analysis |
| 6 | NMBJC Closed 2018 (U10) | 2018-07-27 | 2018-07-28 | Standard | Nelson Mandela Bay (ENM) | 6 | 6 | 2 | Yes | Analysis |
| 7 | NMBJC Trials 4 2018 (U10) | 2018-07-20 | 2018-07-21 | Standard | Nelson Mandela Bay (ENM) | 5 | 5 | 2 | Yes | Analysis |
| 8 | NMB Youth Chess Trial 3 2018 (U10) | 2018-05-11 | 2018-05-12 | Standard | Nelson Mandela Bay (ENM) | 6 | 3 | 1 | Yes | Analysis |
| 9 | NMB Second Trials 2018 (U10) | 2018-04-20 | 2018-04-22 | Standard | Nelson Mandela Bay (ENM) | 5 | 5 | 2 | Yes | Analysis |
| 10 | NMB First Trails 2018 (U10) | 2018-03-23 | 2018-03-24 | Standard | Nelson Mandela Bay (ENM) | 6 | 6 | 2 | Yes | Analysis |
| 11 | Registration Tournament 2018 (B) | 2018-02-23 | 2018-02-24 | Standard | Nelson Mandela Bay (ENM) | 5 | 5 | 2 | Yes | Analysis |
| 12 | South African Junior Team Championships 2017 (U8A) | 2018-01-04 | 2018-01-08 | Standard | 4 Knights (4K) | 7 | 7 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentNMBCU Trials 1 2019 | TournamentNMBJCU Trials 3 2019 | ||||||
| date2019-03-09 | rnd4 | typeStandard | result1 | date2019-05-10 | rnd1 | typeStandard | result1 | ||
| OpponentSeptember, D (David) | OpponentMaswana, S (Sesona) | ||||||||
| 2 | 3 | TournamentSouth African Junior Team Championships 2017 | TournamentSouth African Junior Team Championships 2017 | ||||||
| date2018-01-05 | rnd3 | typeStandard | result1 | date2018-01-06 | rnd5 | typeStandard | result1 | ||
| OpponentJanse Van Rensburg, R (Rouve) | OpponentDe Abreu, D (Dilino) | ||||||||
| 3 | 2 | Tournament2019 South African Junior Team Championships | Tournament2019 South African Junior Team Championships | ||||||
| date2020-01-07 | rnd6 | typeStandard | result1 | date2020-01-08 | rnd7 | typeStandard | result1 | ||
| OpponentGrobler, X (Xander) | OpponentLiebenberg, M (Michael) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentNMBCU Trials 1 2019 | TournamentNMBJCU Trials 3 2019 | ||||||
| date2019-03-09 | rnd4 | typeStandard | result1 | date2019-05-10 | rnd1 | typeStandard | result1 | ||
| OpponentSeptember, D (David) | OpponentMaswana, S (Sesona) | ||||||||
| 2 | 3 | TournamentSouth African Junior Team Championships 2017 | TournamentSouth African Junior Team Championships 2017 | ||||||
| date2018-01-05 | rnd3 | typeStandard | result1 | date2018-01-06 | rnd5 | typeStandard | result1 | ||
| OpponentJanse Van Rensburg, R (Rouve) | OpponentDe Abreu, D (Dilino) | ||||||||
| 3 | 2 | Tournament2019 South African Junior Team Championships | Tournament2019 South African Junior Team Championships | ||||||
| date2020-01-07 | rnd6 | typeStandard | result1 | date2020-01-08 | rnd7 | typeStandard | result1 | ||
| OpponentGrobler, X (Xander) | OpponentLiebenberg, M (Michael) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentNMBCU Trials 1 2019 | TournamentNMBJCU Trials 3 2019 | ||||||
| date2019-03-09 | rnd4 | typeStandard | result1 | date2019-05-10 | rnd1 | typeStandard | result1 | ||
| OpponentSeptember, D (David) | OpponentMaswana, S (Sesona) | ||||||||
| 2 | 3 | TournamentSouth African Junior Team Championships 2017 | TournamentSouth African Junior Team Championships 2017 | ||||||
| date2018-01-05 | rnd3 | typeStandard | result1 | date2018-01-06 | rnd5 | typeStandard | result1 | ||
| OpponentJanse Van Rensburg, R (Rouve) | OpponentDe Abreu, D (Dilino) | ||||||||
| 3 | 2 | Tournament2019 South African Junior Team Championships | Tournament2019 South African Junior Team Championships | ||||||
| date2020-01-07 | rnd6 | typeStandard | result1 | date2020-01-08 | rnd7 | typeStandard | result1 | ||
| OpponentGrobler, X (Xander) | OpponentLiebenberg, M (Michael) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentNMBCU Trials 1 2019 | TournamentNMBJCU Trials 3 2019 | ||||||
| date2019-03-09 | rnd4 | typeStandard | result1 | date2019-05-10 | rnd1 | typeStandard | result1 | ||
| OpponentSeptember, D (David) | OpponentMaswana, S (Sesona) | ||||||||
| 2 | 3 | TournamentSouth African Junior Team Championships 2017 | TournamentSouth African Junior Team Championships 2017 | ||||||
| date2018-01-05 | rnd3 | typeStandard | result1 | date2018-01-06 | rnd5 | typeStandard | result1 | ||
| OpponentJanse Van Rensburg, R (Rouve) | OpponentDe Abreu, D (Dilino) | ||||||||
| 3 | 2 | Tournament2019 South African Junior Team Championships | Tournament2019 South African Junior Team Championships | ||||||
| date2020-01-07 | rnd6 | typeStandard | result1 | date2020-01-08 | rnd7 | typeStandard | result1 | ||
| OpponentGrobler, X (Xander) | OpponentLiebenberg, M (Michael) | ||||||||
| # | 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 | Pienaar ,K (Keane) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1154.3 | 729.3 | 1135.6 | 729.3 | 0 | 0 | 0 | 0 | ||||||
| 2 | Wei ,M (Michael) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1213.2 | 1213.2 | 1214 | 1213.2 | 0 | 0 | 0 | 0 | ||||||
| 3 | Brown ,N (Nathan) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1201.2 | 776.2 | 1201.4 | 776.2 | 0 | 0 | 0 | 0 | ||||||
| 4 | Freeman ,N (Nicole) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1132.5 | 707.5 | 1115.4 | 707.5 | 0 | 0 | 0 | 0 | ||||||
| 5 | Serfontein ,EB (Etienne Bruere) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 959.5 | 534.5 | 962.8 | 534.5 | 0 | 0 | 0 | 0 | ||||||
| 6 | Abercrombie ,J (Jasmine) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 927.7 | 502.7 | 828.4 | 502.7 | 0 | 0 | 0 | 0 | ||||||
| 7 | Amos ,D (Dylan) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 722.4 | 722.4 | 718.8 | 722.4 | 0 | 0 | 0 | 0 | ||||||
| 8 | Rautenbach ,J (Joshua) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1145.1 | 1145.1 | 1137 | 1145.1 | 0 | 0 | 0 | 0 | ||||||
| 9 | Spence ,K (Kayden) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1215.9 | 790.9 | 1233.7 | 790.9 | 0 | 0 | 0 | 0 | ||||||
| 10 | Bodalia ,T (Tarita) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 500 | 925 | 500 | 925 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

