PLAYER TOURNAMENT DETAILS
David Junior Amponsah
1080153523OR Tambo (EOR)Tournament details
| Tour Id | 20242648 |
| Group Id | 20242645 |
| Name | 2024 South Africa National Schools Chess Championship |
| Section | U18 Boys |
| Rounds | 7 |
| Format | Swiss |
| Type | Standard |
| Start | 2024-09-27 |
| End | 2024-09-28 |
| Submitted | 2024-09-30 |
| Rated | 2024-09-30 |
| Submit age weight | 1 |
| Host | Nelson Mandela Bay (ENM) |
| Total time | 70 |
| Time weight | 0.874 |
| Official results | Official results |
General
| Games | 7 |
| Score | 2.5 |
| Percent | 35.7 |
| Dp | -121.4 |
| Aor | 1402.8 |
| Perform | 1281.4 |
| Penalties | 0 |
| Wins | 2 |
| Draws | 1 |
| Losses | 4 |
| White | 4 |
| Black | 3 |
| White wins | 1 |
| Black wins | 1 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 48 |
| Final Pos | 50 |
| Share Pos | 47 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1257.3 |
| K-factor | 20 |
| Score | 2.5 |
| Expected score | 2.35 |
| Score - Expected score | 0.15 |
| Rating +/- | 2.6 |
Analysis (Type)
| Rating | 1238.9 |
| K-factor | 20 |
| Score | 2.5 |
| Expected score | 2.19 |
| Score - Expected score | 0.31 |
| Rating +/- | 6.2 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2024-09-27 | De Vries, MA (Andrio) | GTP | 1633.8 | 1631.9 | W | 0 | 0.1 | -0.1 | -1.7 | 0.08 | -0.08 | -1.6 | Yes | |
| 2 | 2024-09-27 | De Jager, J (Jayden) | NCF | 1491 | 1491.5 | B | 0.5 | 0.19 | 0.31 | 5.4 | 0.16 | 0.34 | 6.8 | Yes | |
| 3 | 2024-09-27 | Mokoena, T (Tlhokomelo) | FMB | 1200 | 1200 | W | 0 | 0.61 | -0.61 | -10.6 | 0.59 | -0.59 | -11.8 | Yes | |
| 4 | 2024-09-27 | Rampfumedzi, M (Mulanga) | LCP | 1200 | 1200 | B | 0 | 0.52 | -0.52 | -9 | 0.5 | -0.5 | -10 | Yes | |
| 5 | 2024-09-28 | Oberholster, G (Guilliaume Albertus J) | NZF | 1427.6 | 1429.2 | W | 1 | 0.34 | 0.66 | 11.5 | 0.32 | 0.68 | 13.6 | Yes | |
| 6 | 2024-09-28 | Kamalu, J (Josiah) | KED | 1306.9 | 1304.5 | B | 1 | 0.4 | 0.6 | 10.4 | 0.38 | 0.62 | 12.4 | Yes | |
| 7 | 2024-09-28 | Mothata, O (Omaatla) | NCF | 1560.6 | 1562.7 | W | 0 | 0.19 | -0.19 | -3.3 | 0.16 | -0.16 | -3.2 | Yes | |