PLAYER TOURNAMENT DETAILS
Mason Jacobs
1130327768Johannesburg Metro (GJM)Tournament details
| Tour Id | 20252780 |
| Group Id | 20252778 |
| Name | G7 Regional Chess Tournament 2025 |
| Section | U13 |
| Rounds | 5 |
| Format | Swiss |
| Type | Rapid |
| Start | 2025-09-13 |
| End | 2025-09-13 |
| Submitted | 2025-09-13 |
| Rated | 2025-09-16 |
| Submit age weight | 1 |
| Host | Johannesburg Metro (GJM) |
| Total time | 30 |
| Time weight | 0.6 |
| Official results | Official results |
General
| Games | 4 |
| Score | 0 |
| Percent | 0 |
| Dp | -425 |
| Aor | 1202.3 |
| Perform | 777.3 |
| Penalties | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 4 |
| White | 3 |
| Black | 1 |
| White wins | 0 |
| Black wins | 0 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 1 |
| Half byes | 0 |
| Rank | 24 |
| Final Pos | 27 |
| Share Pos | 26 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1200 |
| K-factor | 20 |
| Score | 0 |
| Expected score | 2.07 |
| Score - Expected score | -2.07 |
| Rating +/- | -24.8 |
Analysis (Type)
| Rating | 1200 |
| K-factor | 20 |
| Score | 0 |
| Expected score | 2.02 |
| Score - Expected score | -2.02 |
| Rating +/- | -40.4 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-09-13 | Okonkwo, H (Hope) | GJM | 1225.9 | 1236.7 | W | 0 | 0.51 | -0.51 | -6.1 | 0.5 | -0.5 | -10 | Yes | |
| 2 | 2025-09-13 | Lengoabane, L (Lereko) | GJM | 1173.4 | 1200 | W | 0 | 0.57 | -0.57 | -6.8 | 0.54 | -0.54 | -10.8 | Yes | |
| 3 | 2025-09-13 | Mokoena, O (Onalerona) | GJM | 1200 | 1200 | B | 0 | 0.46 | -0.46 | -5.5 | 0.46 | -0.46 | -9.2 | Yes | |
| 4 | 2025-09-13 | Vermaak, B (Benjamin) | GJM | 1209.9 | 1218.4 | W | 0 | 0.53 | -0.53 | -6.4 | 0.52 | -0.52 | -10.4 | Yes | |
| 5 | 2025-09-13 | 0 | 0 | Y | 1 | 0 | 0 | 0 | 0 | 0 | 0 | No (Bye) | |||