PLAYER PAGE
Personal
Van Staden, J (Jenna)
Chess SA id
2120156259FIDE id
?Date of birth
2012-05-07 (U14)Gender
FemaleRegion
West Rand (GWR)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-09Personal details last changed
1900-01-01Junior GPX Games
23Junior GPX Points
1202.2| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1313.7 | 1314.4 | 1200 | 1200 |
| Raw rating | 1313.7 | 1314.4 | 1200 | 1200 |
| Weighted rating | 1302.9 | 1298.8 | 1200 | 1200 |
| Weighted performance | 1237.1 | 1240.4 | 0 | 0 |
| Floor | 850.1 | 853.9 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 141 | 140.9 | 165.8 | 165.8 |
| Highest rating | 1364.92024-07-01 | 1361.12024-07-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1350.12024-08-01 | 1353.92025-08-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 13002025-09-01 | 1346.42025-05-05 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1364.92024-07-01 | 1361.12024-07-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1313.7 | 1314.4 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1313.7 | 1314.4 | 1200 | 1200 |
| Raw rating | 1313.7 | 1314.4 | 1200 | 1200 |
| Weighted rating | 1302.9 | 1298.8 | 1200 | |
| Weighted performance | 1237.1 | 1240.4 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 850.1 | 853.9 | 700 | 700 |
| Max/Min rating change allowed | 141 | 140.9 | 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 | 1313.7 | 1314.4 | 1200 | 1200 |
| New weighted rating | 1305.5 | 1301.8 | 1200 | 1200 |
| New weighted performance | 1236.6 | 1240 | 0 | 0 |
| Temp new rating | 1313.7 | 1314.4 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1313.7 | 1314.4 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 850.1 | 853.9 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 18 | 18 | 0 | 0 | |
| 29 | 29 | 0 | 0 | |
| 16 | 16 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 63 | 63 | 0 | 0 |
| Games since | |||||||||||||||||
| Main52 | Standard52 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | West Rand (GWR) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 3036 | 1017 | 90 | ||||||||||||||
| Female | 610 | 202 | 21 | ||||||||||||||
| U14 | 559 | 172 | 19 | ||||||||||||||
| U14 Female | 143 | 42 | 3 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 2924 | 1052 | 106 | ||||||||||||||
| Female | 593 | 206 | 25 | ||||||||||||||
| U14 | 547 | 178 | 21 | ||||||||||||||
| U14 Female | 150 | 44 | 4 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 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 | 18 | 10 | 55.56 | 47.2 | 1209.7 | 1256.9 |
| Standard | 18 | 10 | 55.56 | 47.2 | 1209.7 | 1256.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 63 | 35 | 55.56 | 47.2 | 1221.7 | 1268.9 |
| Standard | 63 | 35 | 55.56 | 47.2 | 1221.7 | 1268.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1313.7 | 1314.4 | 1200 | 1200 |
| 2025-09-01 | 1313.7 | 1314.4 | 1200 | 1200 |
| 2025-08-01 | 1347.2 | 1353.9 | 1200 | 1200 |
| 2025-07-01 | 1290.3 | 1284.4 | 1200 | 1200 |
| 2025-06-01 | 1286.7 | 1280.5 | 1200 | 1200 |
| 2025-05-01 | 1287.2 | 1280.9 | 1200 | 1200 |
| 2025-04-01 | 1287.2 | 1278.6 | 1200 | 1200 |
| 2025-03-01 | 1322 | 1313.6 | 1200 | 1200 |
| 2025-02-01 | 1322 | 1313.6 | 1200 | 1200 |
| 2025-01-01 | 1322 | 1313.6 | 1200 | 1200 |
| 2024-12-01 | 1322 | 1313.6 | 1200 | 1200 |
| 2024-11-01 | 1322 | 1313.6 | 1200 | 1200 |
| 2024-10-01 | 1350.1 | 1346.4 | 1200 | 1200 |
| 2024-09-01 | 1350.1 | 1346.4 | 1200 | 1200 |
| 2024-08-01 | 1350.1 | 1346.4 | 1200 | 1200 |
| 2024-07-01 | 1239.8 | 1237.2 | 1200 | 1200 |
| 2024-06-01 | 1239.8 | 1237.2 | 1200 | 1200 |
| 2024-08-01 | 1238.6 | 1237.6 | 1200 | 1200 |
| 2024-04-01 | 1231.4 | 1230 | 1200 | 1200 |
| 2024-03-01 | 1231.4 | 1230 | 1200 | 1200 |
| 2024-02-01 | 1215.6 | 1210.2 | 1200 | 1200 |
| 2024-01-01 | 1197.3 | 1190 | 1200 | 1200 |
| 2023-12-01 | 1197.3 | 1190 | 1200 | 1200 |
| 2023-11-01 | 1197.3 | 1190 | 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 | West Rand Women's Day Open 2025 (Rooks) | 2025-08-09 | 2025-08-09 | Standard | West Rand (GWR) | 5 | 5 | 2 | Yes | Analysis |
| 2 | 2025 D2 Schools League Finals (U13 Girls) | 2025-07-26 | 2025-07-26 | Standard | West Rand (GWR) | 5 | 5 | 5 | Yes | Analysis |
| 3 | 2025 D2 Schools Individuals (U13 Girls) | 2025-05-09 | 2025-05-09 | Standard | West Rand (GWR) | 5 | 3 | 1 | Yes | Analysis |
| 4 | West Rand Juniors 2025 (U14) | 2025-03-08 | 2025-03-08 | Standard | West Rand (GWR) | 5 | 5 | 2 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | West Rand Women's Day Open 2025 (Rooks) | 2025-08-09 | 2025-08-09 | Standard | West Rand (GWR) | 5 | 5 | 2 | Yes | Analysis |
| 2 | 2025 D2 Schools League Finals (U13 Girls) | 2025-07-26 | 2025-07-26 | Standard | West Rand (GWR) | 5 | 5 | 5 | Yes | Analysis |
| 3 | 2025 D2 Schools Individuals (U13 Girls) | 2025-05-09 | 2025-05-09 | Standard | West Rand (GWR) | 5 | 3 | 1 | Yes | Analysis |
| 4 | West Rand Juniors 2025 (U14) | 2025-03-08 | 2025-03-08 | Standard | West Rand (GWR) | 5 | 5 | 2 | Yes | Analysis |
| 5 | Gauteng Top Schools 2024 (U13 Girls) | 2024-10-04 | 2024-10-04 | Standard | Ekurhuleni (GE) | 5 | 5 | 2 | Yes | Analysis |
| 6 | D2 School League Finals 2024 (U13 Girls) | 2024-07-20 | 2024-07-20 | Standard | West Rand (GWR) | 5 | 4 | 4 | Yes | Analysis |
| 7 | 2024 D2 Schools Individuals (U13 Girls) | 2024-05-04 | 2024-05-04 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
| 8 | 2024 West Rand RHS Open (Rooks) | 2024-04-13 | 2024-04-13 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
| 9 | 2024 West Rand Open (U14) | 2024-02-03 | 2024-02-03 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
| 10 | 2024 Gauteng Inter-Region Chess Championship (U12A) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 11 | West Rand vs Bojanala Inter-Regional Championships 2023 (U12) | 2023-10-14 | 2023-10-14 | Standard | West Rand (GWR) | 5 | 5 | 1 | Yes | Analysis |
| 12 | 2023 West Rand Trials (U12) | 2023-09-09 | 2023-09-09 | Standard | West Rand (GWR) | 5 | 5 | 3.5 | Yes | Analysis |
| 13 | 2023 Gauteng Top Schools (U13 Girls) | 2023-08-18 | 2023-08-18 | Standard | West Rand (GWR) | 5 | 1 | 0 | Yes | Analysis |
| 14 | D2 Schools Individuals 2023 (U11 Girls) | 2023-05-13 | 2023-05-13 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2024 D2 Schools Individuals | TournamentGauteng Top Schools 2024 | ||||||
| date2024-05-04 | rnd5 | typeStandard | result1 | date2024-10-04 | rnd1 | typeStandard | result1 | ||
| OpponentMaree, L (Leane) | OpponentMoorcroft, Z (Zelneri) | ||||||||
| 2 | 5 | Tournament2025 D2 Schools League Finals | Tournament2025 D2 Schools League Finals | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentLegodi, R (Reneilwe) | OpponentLe Roux, L (Lana-May) | ||||||||
| 3 | 4 | Tournament2023 West Rand Trials | Tournament2023 West Rand Trials | ||||||
| date2023-09-09 | rnd1 | typeStandard | result1 | date2023-09-09 | rnd4 | typeStandard | result1 | ||
| OpponentDaniels, K (Kyron) | OpponentTefo, U (Unam) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2024 D2 Schools Individuals | TournamentGauteng Top Schools 2024 | ||||||
| date2024-05-04 | rnd5 | typeStandard | result1 | date2024-10-04 | rnd1 | typeStandard | result1 | ||
| OpponentMaree, L (Leane) | OpponentMoorcroft, Z (Zelneri) | ||||||||
| 2 | 5 | Tournament2025 D2 Schools League Finals | Tournament2025 D2 Schools League Finals | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentLegodi, R (Reneilwe) | OpponentLe Roux, L (Lana-May) | ||||||||
| 3 | 4 | Tournament2023 West Rand Trials | Tournament2023 West Rand Trials | ||||||
| date2023-09-09 | rnd1 | typeStandard | result1 | date2023-09-09 | rnd4 | typeStandard | result1 | ||
| OpponentDaniels, K (Kyron) | OpponentTefo, U (Unam) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2024 D2 Schools Individuals | TournamentGauteng Top Schools 2024 | ||||||
| date2024-05-04 | rnd5 | typeStandard | result1 | date2024-10-04 | rnd1 | typeStandard | result1 | ||
| OpponentMaree, L (Leane) | OpponentMoorcroft, Z (Zelneri) | ||||||||
| 2 | 5 | Tournament2025 D2 Schools League Finals | Tournament2025 D2 Schools League Finals | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentLegodi, R (Reneilwe) | OpponentLe Roux, L (Lana-May) | ||||||||
| 3 | 3 | Tournament2024 West Rand RHS Open | Tournament2024 D2 Schools Individuals | ||||||
| date2024-04-13 | rnd5 | typeStandard | result1 | date2024-05-04 | rnd2 | typeStandard | result1 | ||
| OpponentPerry-Fisher, L (Lily-Paige) | OpponentMathibe, K (Khanyisile) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 6 | Tournament2024 D2 Schools Individuals | TournamentGauteng Top Schools 2024 | ||||||
| date2024-05-04 | rnd5 | typeStandard | result1 | date2024-10-04 | rnd1 | typeStandard | result1 | ||
| OpponentMaree, L (Leane) | OpponentMoorcroft, Z (Zelneri) | ||||||||
| 2 | 5 | Tournament2025 D2 Schools League Finals | Tournament2025 D2 Schools League Finals | ||||||
| date2025-07-26 | rnd1 | typeStandard | result1 | date2025-07-26 | rnd5 | typeStandard | result1 | ||
| OpponentLegodi, R (Reneilwe) | OpponentLe Roux, L (Lana-May) | ||||||||
| 3 | 3 | Tournament2024 West Rand RHS Open | Tournament2024 D2 Schools Individuals | ||||||
| date2024-04-13 | rnd5 | typeStandard | result1 | date2024-05-04 | rnd2 | typeStandard | result1 | ||
| OpponentPerry-Fisher, L (Lily-Paige) | OpponentMathibe, K (Khanyisile) | ||||||||
| # | 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 | Tlou ,O (Onthatile) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1197.9 | 1197.9 | 1197.4 | 1197.9 | 0 | 0 | 0 | 0 | ||||||
| 2 | Molefe ,T (Tshegofatso) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1277.9 | 852.9 | 1275.5 | 852.9 | 0 | 0 | 0 | 0 | ||||||
| 3 | Legodi ,R (Reneilwe) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1105.9 | 1530.9 | 1105.6 | 1530.9 | 0 | 0 | 0 | 0 | ||||||
| 4 | Wessels ,T (Theodore) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1390 | 965 | 1381.8 | 965 | 0 | 0 | 0 | 0 | ||||||
| 5 | Weideman ,J (Joane Mia) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1238.2 | 1663.2 | 1243.1 | 1663.2 | 0 | 0 | 0 | 0 | ||||||
| 6 | Ackerman ,J (Joshua) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1266.1 | 841.1 | 1280.8 | 841.1 | 0 | 0 | 0 | 0 | ||||||
| 7 | Manamela ,O (Oratile) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1155.7 | 730.7 | 1145.5 | 730.7 | 0 | 0 | 0 | 0 | ||||||
| 8 | Seitshiro ,T (Tshiamo) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1244.1 | 1669.1 | 1252.7 | 1669.1 | 0 | 0 | 0 | 0 | ||||||
| 9 | Jonker ,R (Reagan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1277.9 | 852.9 | 1276.8 | 852.9 | 0 | 0 | 0 | 0 | ||||||
| 10 | Nel ,I (Imke) | 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 |
|---|---|---|---|---|---|---|---|---|