PLAYER TOURNAMENT DETAILS
Johannes Christiaan Corneli Botha
1110118128Johannesburg Metro (GJM)Tournament details
| Tour Id | 20230678 |
| Group Id | 20230673 |
| Name | 2023 South African Junior Closed Chess Championships |
| Section | U12 Open |
| Rounds | 9 |
| Format | Swiss |
| Type | Classical |
| Start | 2023-03-31 |
| End | 2023-04-04 |
| Submitted | 2023-04-05 |
| Rated | 2023-04-05 |
| Submit age weight | 1 |
| Host | Chess South Africa (CSA) |
| Total time | 120 |
| Time weight | 1 |
| Official results | Official results |
General
| Games | 9 |
| Score | 5 |
| Percent | 55.6 |
| Dp | 47.2 |
| Aor | 1484 |
| Perform | 1531.2 |
| Penalties | 0 |
| Wins | 5 |
| Draws | 0 |
| Losses | 4 |
| White | 4 |
| Black | 5 |
| White wins | 1 |
| Black wins | 4 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 1 |
| Final Pos | 0 |
| Share Pos | 0 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1569.9 |
| K-factor | 20 |
| Score | 5 |
| Expected score | 5.36 |
| Score - Expected score | -0.36 |
| Rating +/- | -7.2 |
Analysis (Type)
| Rating | 1562.7 |
| K-factor | 20 |
| Score | 5 |
| Expected score | 5.38 |
| Score - Expected score | -0.38 |
| Rating +/- | -7.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2023-03-31 | Hex, K (Kyle) | GE | 1410.9 | 1389.4 | B | 1 | 0.64 | 0.36 | 7.2 | 0.66 | 0.34 | 6.8 | Yes | |
| 2 | 2023-03-31 | Froom, J (Jacob) | GJM | 1351.2 | 1332.2 | W | 1 | 0.8 | 0.2 | 4 | 0.81 | 0.19 | 3.8 | Yes | |
| 3 | 2023-04-01 | Yang, JD (Daniel) | GTP | 1537.1 | 1531 | B | 1 | 0.5 | 0.5 | 10 | 0.5 | 0.5 | 10 | Yes | |
| 4 | 2023-04-01 | Segal, J (Jamie) | GJM | 1512.4 | 1504.8 | B | 0 | 0.53 | -0.53 | -10.6 | 0.53 | -0.53 | -10.6 | Yes | |
| 5 | 2023-04-02 | Kruger, T (Tobias) | GJM | 1504 | 1489.9 | W | 0 | 0.62 | -0.62 | -12.4 | 0.63 | -0.63 | -12.6 | Yes | |
| 6 | 2023-04-02 | Radia, S (Shyam) | GTP | 1565.2 | 1550.4 | W | 0 | 0.55 | -0.55 | -11 | 0.56 | -0.56 | -11.2 | Yes | |
| 7 | 2023-04-03 | Slabbert, ZN (Zander Nicolaas) | GTP | 1495.8 | 1480.8 | B | 1 | 0.54 | 0.46 | 9.2 | 0.55 | 0.45 | 9 | Yes | |
| 8 | 2023-04-03 | Mabhera, J (Jedidiah) | EBC | 1532.4 | 1528.2 | W | 0 | 0.59 | -0.59 | -11.8 | 0.58 | -0.58 | -11.6 | Yes | |
| 9 | 2023-04-04 | Chipunza, J (Jared) | ENM | 1447.2 | 1462.3 | B | 1 | 0.6 | 0.4 | 8 | 0.58 | 0.42 | 8.4 | Yes | |