PLAYER TOURNAMENT DETAILS
Mark Maroba
1090155592Ekurhuleni (GE)Tournament details
| Tour Id | 20261100 |
| Group Id | 20261088 |
| Name | South African Junior Closed Chess Championship 2026 |
| Section | U18 Open |
| Rounds | 9 |
| Format | Swiss |
| Type | Classical |
| Start | 2026-03-28 |
| End | 2026-04-02 |
| Submitted | 2026-04-03 |
| Rated | 2026-04-03 |
| Submit age weight | 1 |
| Host | Bojanala Platina (NBR) |
| Total time | 120 |
| Time weight | 1 |
| Official results | Official results |
General
| Games | 9 |
| Score | 5 |
| Percent | 55.6 |
| Dp | 47.2 |
| Aor | 1642 |
| Perform | 1689.2 |
| Penalties | 0 |
| Wins | 4 |
| Draws | 2 |
| Losses | 3 |
| White | 5 |
| Black | 4 |
| White wins | 2 |
| Black wins | 2 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 18 |
| Final Pos | 19 |
| Share Pos | 16 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1702.3 |
| K-factor | 28 |
| Score | 5 |
| Expected score | 5.17 |
| Score - Expected score | -0.17 |
| Rating +/- | -4.9 |
Analysis (Type)
| Rating | 1702.9 |
| K-factor | 28 |
| Score | 5 |
| Expected score | 5.17 |
| Score - Expected score | -0.17 |
| Rating +/- | -4.8 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2026-03-28 | Marais, N (Nathan) | GTP | 1547.9 | 1547.9 | W | 0 | 0.72 | -0.72 | -20.2 | 0.72 | -0.72 | -20.2 | Yes | |
| 2 | 2026-03-29 | Swart, R (Ruan) | ENM | 1466 | 1453.5 | B | 1 | 0.73 | 0.27 | 7.5 | 0.75 | 0.25 | 7 | Yes | |
| 3 | 2026-03-29 | Masango, SH (Sobangane) | LCP | 1559.2 | 1570.9 | W | 1 | 0.71 | 0.29 | 8.2 | 0.7 | 0.3 | 8.5 | Yes | |
| 4 | 2026-03-30 | Amachukwu, J (Joseph) | ENM | 1590.5 | 1585.9 | B | 0.5 | 0.59 | -0.09 | -2.5 | 0.59 | -0.09 | -2.6 | Yes | |
| 5 | 2026-03-30 | Schultz, J (Jade) | ENM | 1458.5 | 1457.6 | W | 1 | 0.83 | 0.17 | 4.9 | 0.83 | 0.17 | 4.8 | Yes | |
| 6 | 2026-03-31 | Stephen, B (Bulelani) | GTP | 1971.9 | 1975.8 | B | 0 | 0.14 | -0.14 | -4 | 0.14 | -0.14 | -3.9 | Yes | |
| 7 | 2026-04-01 | Elvin, D (David) | GJM | 1727.6 | 1727.8 | W | 0.5 | 0.51 | -0.01 | -0.3 | 0.51 | -0.01 | -0.4 | Yes | |
| 8 | 2026-04-01 | Jones, E (Edward) | GJM | 1669.2 | 1678.9 | B | 1 | 0.5 | 0.5 | 14.1 | 0.49 | 0.51 | 14.4 | Yes | |
| 9 | 2026-04-02 | Vorster, P (Paul) | WCT | 1787.5 | 1787.5 | W | 0 | 0.44 | -0.44 | -12.4 | 0.44 | -0.44 | -12.4 | Yes | |