PLAYER PAGE
Personal
Greyvenstein, J (Jordan)
Chess SA id
1120153768FIDE id
?Date of birth
2012-09-27 (U16)Gender
MaleRegion
West Coast (WCU)Citizen
RSATitles
Chess SA registered
NoLast active game
2023-11-04Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1172.2 | 1200 | 1164.3 | 1200 |
| Raw rating | 1172.2 | 1200 | 1164.3 | 1200 |
| Weighted rating | 1172.1 | 1200 | 1164.3 | 1200 |
| Weighted performance | 763.9 | 0 | 807 | 0 |
| Floor | 700 | 700 | 703.2 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 172.5 | 165.8 | 174.5 | 165.8 |
| Highest rating | 12002018-10-01 | 12002018-10-01 | 1223.12023-03-01 | 12002018-10-01 |
| Highest raw rating | 12002019-12-01 | 12002024-02-01 | 1203.22023-04-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-10-01 | 12002018-10-01 | 1203.22023-04-01 | 12002018-10-01 |
| Highest weighted performance | 12002019-12-01 | 12002024-02-01 | 1223.12023-03-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1172.2 | 1200 | 1164.3 | 1200 |
| Analysis | ||||
| Rating | 1172.2 | 1200 | 1164.3 | 1200 |
| Raw rating | 1172.2 | 1200 | 1164.3 | 1200 |
| Weighted rating | 1172.1 | 1200 | 1164.3 | |
| Weighted performance | 763.9 | 0 | 807 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 703.2 | 700 |
| Max/Min rating change allowed | 172.5 | 165.8 | 174.5 | 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 | 1172.2 | 1200 | 1164.3 | 1200 |
| New weighted rating | 1172.1 | 1200 | 1164.3 | 1200 |
| New weighted performance | 756.9 | 0 | 799.5 | 0 |
| Temp new rating | 1172.2 | 1200 | 1164.3 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1172.2 | 1200 | 1164.3 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 703.2 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 25 | 0 | 25 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 25 | 0 | 25 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | West Coast (WCU) | ||||||||||||||||
| 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 | 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 | 25 | 10.5 | 42 | -68 | 1213.9 | 1145.9 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 25 | 10.5 | 42 | -68 | 1213.9 | 1145.9 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2026-01-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-11-30 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-11-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-09-30 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-09-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-08-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-07-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-06-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-05-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-04-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-03-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-02-01 | 1172.2 | 1200 | 1164.3 | 1200 |
| 2025-01-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-12-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-11-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-10-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-09-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-11-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-07-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-06-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-05-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-04-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-03-01 | 1171.8 | 1200 | 1164.3 | 1200 |
| 2024-02-01 | 1171.8 | 1200 | 1164.3 | 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 | Deep Blue Open Team 2023 | 2023-11-04 | 2023-11-04 | Rapid | West Coast (WCU) | 5 | 5 | 2 | Yes | Analysis |
| 2 | West Coast Primary Schools Grand Challenge League 2023 (Primary School) | 2023-10-21 | 2023-10-21 | Rapid | West Coast (WCU) | 5 | 5 | 2 | Yes | Analysis |
| 3 | St Helenabaai Open 2023 (Development) | 2023-05-13 | 2023-05-13 | Rapid | West Coast (WCU) | 5 | 5 | 2 | Yes | Analysis |
| 4 | WCCI Open 2023 (B) | 2023-04-29 | 2023-04-29 | Rapid | West Coast (WCU) | 5 | 5 | 2 | Yes | Analysis |
| 5 | Lower West Coast Primary Schools Prestige Championships 2023 (U11 Boys) | 2023-03-04 | 2023-03-04 | Rapid | West Coast (WCU) | 5 | 5 | 2.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentLower West Coast Primary Schools Prestige Championships 2023 | TournamentLower West Coast Primary Schools Prestige Championships 2023 | ||||||
| date2023-03-04 | rnd2 | typeRapid | result0.5 | date2023-03-04 | rnd3 | typeRapid | result1 | ||
| OpponentSolomons, T (Tyreeq) | OpponentChipoka, S (Sasha) | ||||||||
| 2 | 1 | TournamentDeep Blue Open Team 2023 | TournamentDeep Blue Open Team 2023 | ||||||
| date2023-11-04 | rnd4 | typeRapid | result1 | date2023-11-04 | rnd4 | typeRapid | result1 | ||
| OpponentWinder, N (Noah James) | OpponentWinder, N (Noah James) | ||||||||
| 3 | 1 | TournamentDeep Blue Open Team 2023 | TournamentDeep Blue Open Team 2023 | ||||||
| date2023-11-04 | rnd2 | typeRapid | result1 | date2023-11-04 | rnd2 | typeRapid | result1 | ||
| OpponentHendricks, W (Willow) | OpponentHendricks, W (Willow) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentLower West Coast Primary Schools Prestige Championships 2023 | TournamentLower West Coast Primary Schools Prestige Championships 2023 | ||||||
| date2023-03-04 | rnd2 | typeRapid | result0.5 | date2023-03-04 | rnd3 | typeRapid | result1 | ||
| OpponentSolomons, T (Tyreeq) | OpponentChipoka, S (Sasha) | ||||||||
| 2 | 1 | TournamentDeep Blue Open Team 2023 | TournamentDeep Blue Open Team 2023 | ||||||
| date2023-11-04 | rnd4 | typeRapid | result1 | date2023-11-04 | rnd4 | typeRapid | result1 | ||
| OpponentWinder, N (Noah James) | OpponentWinder, N (Noah James) | ||||||||
| 3 | 1 | TournamentDeep Blue Open Team 2023 | TournamentDeep Blue Open Team 2023 | ||||||
| date2023-11-04 | rnd2 | typeRapid | result1 | date2023-11-04 | rnd2 | typeRapid | result1 | ||
| OpponentHendricks, W (Willow) | OpponentHendricks, W (Willow) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentDeep Blue Open Team 2023 | TournamentDeep Blue Open Team 2023 | ||||||
| date2023-11-04 | rnd4 | typeRapid | result1 | date2023-11-04 | rnd4 | typeRapid | result1 | ||
| OpponentWinder, N (Noah James) | OpponentWinder, N (Noah James) | ||||||||
| 2 | 1 | TournamentDeep Blue Open Team 2023 | TournamentDeep Blue Open Team 2023 | ||||||
| date2023-11-04 | rnd2 | typeRapid | result1 | date2023-11-04 | rnd2 | typeRapid | result1 | ||
| OpponentHendricks, W (Willow) | OpponentHendricks, W (Willow) | ||||||||
| 3 | 1 | TournamentWest Coast Primary Schools Grand Challenge League 2023 | TournamentWest Coast Primary Schools Grand Challenge League 2023 | ||||||
| date2023-10-21 | rnd5 | typeRapid | result1 | date2023-10-21 | rnd5 | typeRapid | result1 | ||
| OpponentBoas, F (Fransisca) | OpponentBoas, F (Fransisca) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentDeep Blue Open Team 2023 | TournamentDeep Blue Open Team 2023 | ||||||
| date2023-11-04 | rnd4 | typeRapid | result1 | date2023-11-04 | rnd4 | typeRapid | result1 | ||
| OpponentWinder, N (Noah James) | OpponentWinder, N (Noah James) | ||||||||
| 2 | 1 | TournamentDeep Blue Open Team 2023 | TournamentDeep Blue Open Team 2023 | ||||||
| date2023-11-04 | rnd2 | typeRapid | result1 | date2023-11-04 | rnd2 | typeRapid | result1 | ||
| OpponentHendricks, W (Willow) | OpponentHendricks, W (Willow) | ||||||||
| 3 | 1 | TournamentWest Coast Primary Schools Grand Challenge League 2023 | TournamentWest Coast Primary Schools Grand Challenge League 2023 | ||||||
| date2023-10-21 | rnd5 | typeRapid | result1 | date2023-10-21 | rnd5 | typeRapid | result1 | ||
| OpponentBoas, F (Fransisca) | OpponentBoas, F (Fransisca) | ||||||||
| # | 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 | Hendricks ,W (Willow) | 2 | 1 | 0 | 0 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
| 1218.6 | 1218.6 | 0 | 0 | 1211.7 | 1218.6 | 0 | 0 | ||||||
| 2 | Solomons ,T (Tyreeq) | 1 | 0.5 | 0 | 0 | 0 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 0 | 0 | 1200 | 1200 | 0 | 0 | ||||||
| 3 | Love ,T (Tayrique) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1131.8 | 706.8 | 0 | 0 | 1170.8 | 706.8 | 0 | 0 | ||||||
| 4 | Ross ,D (Dewano) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1200 | 775 | 0 | 0 | 1200 | 775 | 0 | 0 | ||||||
| 5 | Geduld ,J (Josh) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1209.7 | 784.7 | 0 | 0 | 1246.5 | 784.7 | 0 | 0 | ||||||
| 6 | April ,V (Virgil) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1200 | 1625 | 0 | 0 | 1200 | 1625 | 0 | 0 | ||||||
| 7 | Phillips ,T (Troy) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1171.2 | 746.2 | 0 | 0 | 1157.6 | 746.2 | 0 | 0 | ||||||
| 8 | Louw ,G (Granville) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1323.6 | 898.6 | 0 | 0 | 1408.9 | 898.6 | 0 | 0 | ||||||
| 9 | Wehr ,C (Corbin) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1209.7 | 784.7 | 0 | 0 | 1219.1 | 784.7 | 0 | 0 | ||||||
| 10 | Zogo ,C (Credo) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1323.7 | 898.7 | 0 | 0 | 1305.2 | 898.7 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

