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 | 20230265 |
| Group ID | 20230262 |
| Tournament | Langeberg Schools Chess Trials 2023 (U11 Open) |
| Format | Individual Swiss |
| Rating type | Rapid |
| Start | 2023-02-11 |
| End | 2023-02-11 |
| Rated | 2023-02-21 |
| Host | Cape Winelands (WCW) |
| Total time | 30 |
| Time weight | 0.6 |
| Official results | Official results |
| Tournament games | 5 |
| Tournament score | 5 |
| Final position | 0 |
| Shared position | 0 |
| Count for rating | Yes (OK) |
Analysis
| Type | Rating | Games | Score | % | Dp | Aor | Prat | We | SWe | 1 | = | 0 | +F | =F | Bye | =Bye | X |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Main | 1394.5 | 5 | 5 | 100 | 425 | 1355.7 | 1780.7 | 2.77 | 2.23 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 1455.9 | 1267 | 1692 | 3.64 | 1.36 |
Opponents
| Rnd | Date | Opponent | Title | Reg | Fed | Main | Type | Col | Res | MWe | MSWe | TWe | TSWe |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 2023-02-11 | WCW | RSA | 1271.3 | 1141.2 | W | 1 | 0.69 | 0.31 | 0.91 | 0.09 | ||
2 | 2023-02-11 | WCW | RSA | 1362.6 | 1286.4 | B | 1 | 0.5 | 0.5 | 0.66 | 0.34 | ||
3 | 2023-02-11 | WCW | RSA | 1434.8 | 1424.6 | W | 1 | 0.49 | 0.51 | 0.58 | 0.42 | ||
4 | 2023-02-11 | WCW | RSA | 1452.7 | 1224.3 | B | 1 | 0.39 | 0.61 | 0.73 | 0.27 | ||
5 | 2023-02-11 | WCW | RSA | 1256.9 | 1258.6 | W | 1 | 0.7 | 0.3 | 0.77 | 0.23 |