PLAYER PAGE
Personal
Jaartzen, N (Neville)
Chess SA id
1080135187FIDE id
?Date of birth
2008-09-03 (U18)Gender
MaleRegion
ZF Mgcawu (NZF)Citizen
RSATitles
Chess SA registered
NoLast active game
2023-03-04Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1132.5 | 1122.4 | 1200 | 1200 |
| Raw rating | 1132.5 | 1122.4 | 1200 | 1200 |
| Weighted rating | 1132.5 | 1122.4 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 182.6 | 185.2 | 165.8 | 165.8 |
| Highest rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 12002020-01-01 | 12002020-01-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 12002020-01-01 | 12002020-01-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1132.5 | 1122.4 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1132.5 | 1122.4 | 1200 | 1200 |
| Raw rating | 1132.5 | 1122.4 | 1200 | 1200 |
| Weighted rating | 1132.5 | 1122.4 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 182.6 | 185.2 | 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 | 1132.5 | 1122.4 | 1200 | 1200 |
| New weighted rating | 1132.5 | 1122.4 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1132.5 | 1122.4 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1132.5 | 1122.4 | 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 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 15 | 15 | 0 | 0 | |
| History | 20 | 20 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | ZF Mgcawu (NZF) | ||||||||||||||||
| Province | Northern Cape (NC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 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 | 20 | 7.5 | 37.5 | -106.2 | 1196.5 | 1090.2 |
| Standard | 20 | 7.5 | 37.5 | -106.2 | 1196.5 | 1090.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-09-30 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-09-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-08-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-07-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-06-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-05-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-04-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-03-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-02-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2025-01-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-12-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-11-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-10-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-09-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-08-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-07-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-09-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-05-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-04-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-03-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-02-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2024-01-01 | 1132.5 | 1122.4 | 1200 | 1200 |
| 2023-12-01 | 1132.5 | 1122.4 | 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 | ZF Mgcawu Open 2023 (U19) | 2023-03-04 | 2023-03-04 | Standard | ZF Mgcawu (NZF) | 5 | 0 | 0 | No | Analysis |
| 2 | ZF Mgcawu Open 2023 (U13+U15) | 2023-03-04 | 2023-03-04 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 2 | Yes | Analysis |
| 3 | Northern Cape Schools Chess Provincial Eliminations 2021 (Boys) | 2021-11-05 | 2021-11-05 | Standard | Frances Baard (NCF) | 5 | 5 | 1 | Yes | Analysis |
| 4 | ZFM Schools Eliminations 2021 (Open) | 2021-10-16 | 2021-10-16 | Standard | ZF Mgcawu (NZF) | 5 | 5 | 3 | Yes | Analysis |
| 5 | NC Open 2021 (D) | 2021-10-22 | 2021-10-23 | Standard | Frances Baard (NCF) | 5 | 5 | 1.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentZFM Schools Eliminations 2021 | TournamentZFM Schools Eliminations 2021 | ||||||
| date2021-10-16 | rnd3 | typeStandard | result1 | date2021-10-16 | rnd5 | typeStandard | result1 | ||
| OpponentPampoen, R (Roghan) | OpponentVan Wyk, J (Joe-Wandre) | ||||||||
| 2 | 2 | TournamentZF Mgcawu Open 2023 | TournamentZF Mgcawu Open 2023 | ||||||
| date2023-03-04 | rnd3 | typeStandard | result1 | date2023-03-04 | rnd4 | typeStandard | result1 | ||
| OpponentSteenkamp, P (Preston) | OpponentPietersen, M (Mikayla) | ||||||||
| 3 | 1 | TournamentNorthern Cape Schools Chess Provincial Eliminations 2021 | TournamentNorthern Cape Schools Chess Provincial Eliminations 2021 | ||||||
| date2021-11-05 | rnd2 | typeStandard | result1 | date2021-11-05 | rnd2 | typeStandard | result1 | ||
| OpponentNaveed, IA (Idrees Ahmed) | OpponentNaveed, IA (Idrees Ahmed) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentZFM Schools Eliminations 2021 | TournamentZFM Schools Eliminations 2021 | ||||||
| date2021-10-16 | rnd3 | typeStandard | result1 | date2021-10-16 | rnd5 | typeStandard | result1 | ||
| OpponentPampoen, R (Roghan) | OpponentVan Wyk, J (Joe-Wandre) | ||||||||
| 2 | 2 | TournamentZF Mgcawu Open 2023 | TournamentZF Mgcawu Open 2023 | ||||||
| date2023-03-04 | rnd3 | typeStandard | result1 | date2023-03-04 | rnd4 | typeStandard | result1 | ||
| OpponentSteenkamp, P (Preston) | OpponentPietersen, M (Mikayla) | ||||||||
| 3 | 1 | TournamentNorthern Cape Schools Chess Provincial Eliminations 2021 | TournamentNorthern Cape Schools Chess Provincial Eliminations 2021 | ||||||
| date2021-11-05 | rnd2 | typeStandard | result1 | date2021-11-05 | rnd2 | typeStandard | result1 | ||
| OpponentNaveed, IA (Idrees Ahmed) | OpponentNaveed, IA (Idrees Ahmed) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentZFM Schools Eliminations 2021 | TournamentZFM Schools Eliminations 2021 | ||||||
| date2021-10-16 | rnd3 | typeStandard | result1 | date2021-10-16 | rnd5 | typeStandard | result1 | ||
| OpponentPampoen, R (Roghan) | OpponentVan Wyk, J (Joe-Wandre) | ||||||||
| 2 | 2 | TournamentZF Mgcawu Open 2023 | TournamentZF Mgcawu Open 2023 | ||||||
| date2023-03-04 | rnd3 | typeStandard | result1 | date2023-03-04 | rnd4 | typeStandard | result1 | ||
| OpponentSteenkamp, P (Preston) | OpponentPietersen, M (Mikayla) | ||||||||
| 3 | 1 | TournamentNorthern Cape Schools Chess Provincial Eliminations 2021 | TournamentNorthern Cape Schools Chess Provincial Eliminations 2021 | ||||||
| date2021-11-05 | rnd2 | typeStandard | result1 | date2021-11-05 | rnd2 | typeStandard | result1 | ||
| OpponentNaveed, IA (Idrees Ahmed) | OpponentNaveed, IA (Idrees Ahmed) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentZFM Schools Eliminations 2021 | TournamentZFM Schools Eliminations 2021 | ||||||
| date2021-10-16 | rnd3 | typeStandard | result1 | date2021-10-16 | rnd5 | typeStandard | result1 | ||
| OpponentPampoen, R (Roghan) | OpponentVan Wyk, J (Joe-Wandre) | ||||||||
| 2 | 2 | TournamentZF Mgcawu Open 2023 | TournamentZF Mgcawu Open 2023 | ||||||
| date2023-03-04 | rnd3 | typeStandard | result1 | date2023-03-04 | rnd4 | typeStandard | result1 | ||
| OpponentSteenkamp, P (Preston) | OpponentPietersen, M (Mikayla) | ||||||||
| 3 | 1 | TournamentNorthern Cape Schools Chess Provincial Eliminations 2021 | TournamentNorthern Cape Schools Chess Provincial Eliminations 2021 | ||||||
| date2021-11-05 | rnd2 | typeStandard | result1 | date2021-11-05 | rnd2 | typeStandard | result1 | ||
| OpponentNaveed, IA (Idrees Ahmed) | OpponentNaveed, IA (Idrees Ahmed) | ||||||||
| # | 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 | Booysen ,L (Lebogang) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1292.7 | 867.7 | 1302.9 | 867.7 | 0 | 0 | 0 | 0 | ||||||
| 2 | Titus ,O (Obed Clayd) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 3 | Bogopane ,T (Tlhomamo) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 4 | Kerakanetswe ,M (Mpotsang) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 5 | Kongolo ,T (Teddy) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 6 | Van Wyk ,J (Joe-Wandre) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 7 | Khunou ,N (Nealan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1118.6 | 693.6 | 1104.8 | 693.6 | 0 | 0 | 0 | 0 | ||||||
| 8 | Van Ster ,C (Cuan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1199.6 | 775 | 0 | 0 | 0 | 0 | ||||||
| 9 | Naveed ,IA (Idrees Ahmed) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 10 | Lekwene ,K (Kgatontle) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1197.9 | 772.9 | 1199.7 | 772.9 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

