PLAYER TOURNAMENT ANALYSIS
Tournament analysis
Robertson, J (Jonah)
Chess SA id
1120112288FIDE id
14392380Date of birth
2012-05-07 (U16)Gender
MaleRegion
Cape Winelands (WCW)Citizen
RSATitles
Chess SA registered
YesLast active game
2025-12-17Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| TOURNAMENT | Tournament ID | 20250737 |
| Group ID | 20250731 |
| Tournament | Cape Winelands Schools Prestige 2025 (U13 Boys) |
| Format | Individual Swiss |
| Rating type | Standard |
| Start | 2025-03-08 |
| End | 2025-03-08 |
| Rated | 2025-03-10 |
| Host | Cape Winelands (WCW) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
| Tournament games | 5 |
| Tournament score | 4 |
| Final position | 2 |
| Shared position | 2 |
| Count for rating | Yes (OK) |
Analysis
| Type | Rating | Games | Score | % | Dp | Aor | Prat | We | SWe | 1 | = | 0 | +F | =F | Bye | =Bye | X |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Main | 1602.4 | 5 | 4 | 80 | 255 | 1383.8 | 1638.8 | 3.73 | 0.27 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
| Standard | 1534.9 | 1362 | 1617 | 3.46 | 0.54 |
Opponents
| Rnd | Date | Opponent | Title | Reg | Fed | Main | Type | Col | Res | MWe | MSWe | TWe | TSWe |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 2025-03-08 | WCW | RSA | 1244.3 | 1249.6 | B | 1 | 0.88 | 0.12 | 0.79 | 0.21 | ||
2 | 2025-03-08 | WCW | RSA | 1333.7 | 1270.5 | W | 1 | 0.85 | 0.15 | 0.85 | 0.15 | ||
3 | 2025-03-08 | WCW | RSA | 1414.6 | 1404.2 | B | 1 | 0.68 | 0.32 | 0.61 | 0.39 | ||
4 | 2025-03-08 | WCW | RSA | 1428 | 1411.2 | W | 1 | 0.74 | 0.26 | 0.69 | 0.31 | ||
5 | 2025-03-08 | WCW | RSA | 1498.4 | 1474.5 | B | 0 | 0.58 | -0.58 | 0.53 | -0.53 |