PLAYER TOURNAMENT DETAILS
Nathan Marais
1090312546Tshwane (GTP)Tournament details
| Tour Id | 20252699 |
| Group Id | 20252695 |
| Name | 2025 Alekhine Open |
| Section | B |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2025-09-06 |
| End | 2025-09-07 |
| Submitted | 2025-09-07 |
| Rated | 2025-09-07 |
| Submit age weight | 1 |
| Host | Tshwane (GTP) |
| Total time | 90 |
| Time weight | 0.94 |
| Official results | Official results |
General
| Games | 5 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| Aor | 1494 |
| Perform | 1409 |
| Penalties | 0 |
| Wins | 1 |
| Draws | 2 |
| Losses | 2 |
| White | 3 |
| Black | 2 |
| White wins | 1 |
| Black wins | 0 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 20 |
| Final Pos | 18 |
| Share Pos | 15 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1456.8 |
| K-factor | 20 |
| Score | 2 |
| Expected score | 2.32 |
| Score - Expected score | -0.32 |
| Rating +/- | -6 |
Analysis (Type)
| Rating | 1459.6 |
| K-factor | 20 |
| Score | 2 |
| Expected score | 2.33 |
| Score - Expected score | -0.33 |
| Rating +/- | -6.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-09-06 | Mann, I (Iowan) | NBR | 1637.8 | 1639.4 | W | 0.5 | 0.33 | 0.17 | 3.2 | 0.33 | 0.17 | 3.4 | Yes | |
| 2 | 2025-09-06 | Mogobiyane, L (Lefa) | GTP | 1327.6 | 1334.1 | B | 0 | 0.61 | -0.61 | -11.5 | 0.6 | -0.6 | -12 | Yes | |
| 3 | 2025-09-06 | Rishworth, J (Justin) | ENM | 1531.2 | 1529 | W | 0 | 0.46 | -0.46 | -8.6 | 0.46 | -0.46 | -9.2 | Yes | |
| 4 | 2025-09-07 | Wallace, A (Amy) | GE | 1525.6 | 1526.5 | B | 0.5 | 0.38 | 0.12 | 2.3 | 0.38 | 0.12 | 2.4 | Yes | |
| 5 | 2025-09-07 | Hlwathika, T (Thandolenkosi) | GTP | 1447.9 | 1447.1 | W | 1 | 0.55 | 0.45 | 8.5 | 0.56 | 0.44 | 8.8 | Yes | |