PLAYER PAGE
Personal
Ngobeni, V (Vallery)
Chess SA id
2060118383FIDE id
?Date of birth
2006-04-15 (U20)Gender
FemaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2019-08-24Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1173.8 | 1168.8 | 1200 | 1200 |
| Raw rating | 1173.8 | 1168.8 | 1200 | 1200 |
| Weighted rating | 1173.8 | 1168.8 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 172.1 | 173.4 | 165.8 | 165.8 |
| Highest rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 12002018-02-01 | 12002018-02-01 | 12002024-03-01 | 12002024-03-01 |
| Highest weighted rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 12002018-02-01 | 12002018-02-01 | 12002024-03-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1173.8 | 1168.8 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1173.8 | 1168.8 | 1200 | 1200 |
| Raw rating | 1173.8 | 1168.8 | 1200 | 1200 |
| Weighted rating | 1173.8 | 1168.8 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 172.1 | 173.4 | 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 | 1173.8 | 1168.8 | 1200 | 1200 |
| New weighted rating | 1173.8 | 1168.8 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1173.8 | 1168.8 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1173.8 | 1168.8 | 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 | 5 | 5 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U20 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 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 | 5 | 2 | 40 | -85 | 1143.4 | 1058.4 |
| Standard | 5 | 2 | 40 | -85 | 1143.4 | 1058.4 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-09-30 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-09-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-08-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-07-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-06-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-05-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-04-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-03-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-02-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2025-01-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-12-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-11-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-10-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-09-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-08-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-07-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-09-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-05-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-04-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-03-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-02-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2024-01-01 | 1173.8 | 1168.8 | 1200 | 1200 |
| 2023-12-01 | 1173.8 | 1168.8 | 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 | 2019 Gauteng School League Finals (U19 Girls) | 2019-08-24 | 2019-08-24 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Tournament2019 Gauteng School League Finals | Tournament2019 Gauteng School League Finals | ||||||
| date2019-08-24 | rnd5 | typeStandard | result1 | date2019-08-24 | rnd5 | typeStandard | result1 | ||
| OpponentNgwenya, M (Melissa) | OpponentNgwenya, M (Melissa) | ||||||||
| 2 | 1 | Tournament2019 Gauteng School League Finals | Tournament2019 Gauteng School League Finals | ||||||
| date2019-08-24 | rnd2 | typeStandard | result1 | date2019-08-24 | rnd2 | typeStandard | result1 | ||
| OpponentDooka, M (Motlatsi) | OpponentDooka, M (Motlatsi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Tournament2019 Gauteng School League Finals | Tournament2019 Gauteng School League Finals | ||||||
| date2019-08-24 | rnd5 | typeStandard | result1 | date2019-08-24 | rnd5 | typeStandard | result1 | ||
| OpponentNgwenya, M (Melissa) | OpponentNgwenya, M (Melissa) | ||||||||
| 2 | 1 | Tournament2019 Gauteng School League Finals | Tournament2019 Gauteng School League Finals | ||||||
| date2019-08-24 | rnd2 | typeStandard | result1 | date2019-08-24 | rnd2 | typeStandard | result1 | ||
| OpponentDooka, M (Motlatsi) | OpponentDooka, M (Motlatsi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Tournament2019 Gauteng School League Finals | Tournament2019 Gauteng School League Finals | ||||||
| date2019-08-24 | rnd5 | typeStandard | result1 | date2019-08-24 | rnd5 | typeStandard | result1 | ||
| OpponentNgwenya, M (Melissa) | OpponentNgwenya, M (Melissa) | ||||||||
| 2 | 1 | Tournament2019 Gauteng School League Finals | Tournament2019 Gauteng School League Finals | ||||||
| date2019-08-24 | rnd2 | typeStandard | result1 | date2019-08-24 | rnd2 | typeStandard | result1 | ||
| OpponentDooka, M (Motlatsi) | OpponentDooka, M (Motlatsi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | Tournament2019 Gauteng School League Finals | Tournament2019 Gauteng School League Finals | ||||||
| date2019-08-24 | rnd5 | typeStandard | result1 | date2019-08-24 | rnd5 | typeStandard | result1 | ||
| OpponentNgwenya, M (Melissa) | OpponentNgwenya, M (Melissa) | ||||||||
| 2 | 1 | Tournament2019 Gauteng School League Finals | Tournament2019 Gauteng School League Finals | ||||||
| date2019-08-24 | rnd2 | typeStandard | result1 | date2019-08-24 | rnd2 | typeStandard | result1 | ||
| OpponentDooka, M (Motlatsi) | OpponentDooka, M (Motlatsi) | ||||||||
| # | 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 | Malise ,BS (Basetsana Seadimo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1136 | 711 | 1130 | 711 | 0 | 0 | 0 | 0 | ||||||
| 2 | Mthiyane ,I (Irene) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1208.8 | 783.8 | 1196 | 783.8 | 0 | 0 | 0 | 0 | ||||||
| 3 | Dooka ,M (Motlatsi) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1136.9 | 1561.9 | 1124.4 | 1561.9 | 0 | 0 | 0 | 0 | ||||||
| 4 | Ngwenya ,M (Melissa) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1171.6 | 1596.6 | 1200 | 1596.6 | 0 | 0 | 0 | 0 | ||||||
| 5 | Koen ,MN (Michaela Nicola) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1063.7 | 638.7 | 1074.3 | 638.7 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|