PLAYER TOURNAMENT DETAILS
Jack Van Zyl-Rudd
102041158Nelson Mandela Bay (ENM)Tournament details
| Tour Id | 20260588 |
| Group Id | 20260587 |
| Name | 2026 South African Closed Chess Championships |
| Section | Open |
| Rounds | 11 |
| Format | Round-Robin |
| Type | Classical |
| Start | 2026-02-21 |
| End | 2026-03-01 |
| Submitted | 2026-03-02 |
| Rated | 2026-03-02 |
| Submit age weight | 1 |
| Host | Johannesburg Metro (GJM) |
| Total time | 150 |
| Time weight | 1 |
| Official results | Official results |
General
| Games | 11 |
| Score | 5.5 |
| Percent | 50 |
| Dp | 0 |
| Aor | 2261.6 |
| Perform | 2261.6 |
| Penalties | 0 |
| Wins | 2 |
| Draws | 7 |
| Losses | 2 |
| White | 5 |
| Black | 6 |
| White wins | 1 |
| Black wins | 1 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 5 |
| Final Pos | 6 |
| Share Pos | 6 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 2316.4 |
| K-factor | 16 |
| Score | 5.5 |
| Expected score | 6.16 |
| Score - Expected score | -0.66 |
| Rating +/- | -10.6 |
Analysis (Type)
| Rating | 2323.1 |
| K-factor | 16 |
| Score | 5.5 |
| Expected score | 5.92 |
| Score - Expected score | -0.42 |
| Rating +/- | -6.7 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2026-02-21 | Klaasen, CJ (Calvin John) | WCT | FM | 2201.5 | 2227.4 | B | 1 | 0.59 | 0.41 | 6.5 | 0.57 | 0.43 | 6.9 | Yes |
| 2 | 2026-02-21 | Karsten, JD (Jan Daniel) | WCT | IM | 2382.1 | 2406.6 | W | 0.5 | 0.47 | 0.03 | 0.6 | 0.44 | 0.06 | 0.9 | Yes |
| 3 | 2026-02-22 | Cawdery, DJ (Daniel John) | GJM | IM | 2331.8 | 2353.5 | B | 0.5 | 0.44 | 0.06 | 1 | 0.42 | 0.08 | 1.2 | Yes |
| 4 | 2026-02-22 | Mazibuko, K (Khanya) | GJM | CM | 2092.3 | 2116.1 | W | 0.5 | 0.8 | -0.3 | -4.8 | 0.78 | -0.28 | -4.5 | Yes |
| 5 | 2026-02-23 | Dinham, J (James) | NBR | NM | 2163.7 | 2175.2 | B | 0.5 | 0.64 | -0.14 | -2.2 | 0.63 | -0.13 | -2.1 | Yes |
| 6 | 2026-02-24 | Barrish, D (Daniel) | WCT | FM | 2338.2 | 2351.2 | W | 0.5 | 0.52 | -0.02 | -0.3 | 0.51 | -0.01 | -0.1 | Yes |
| 7 | 2026-02-25 | Mhango, BF (Banele) | NBR | FM | 2278 | 2284.3 | B | 0 | 0.5 | -0.5 | -8 | 0.5 | -0.5 | -8.1 | Yes |
| 8 | 2026-02-26 | Levitan, C (Caleb) | GJM | IM | 2372.4 | 2403.5 | W | 0.5 | 0.48 | 0.02 | 0.4 | 0.45 | 0.05 | 0.8 | Yes |
| 9 | 2026-02-27 | Mnyasta, C (Charlton) | WCT | NM | 2217.8 | 2241 | B | 0.5 | 0.57 | -0.07 | -1.2 | 0.55 | -0.05 | -0.9 | Yes |
| 10 | 2026-02-28 | Simpson, M (Michael) | NBR | IM | 2239.7 | 2287.6 | B | 0 | 0.55 | -0.55 | -8.8 | 0.5 | -0.5 | -8 | Yes |
| 11 | 2026-03-01 | Levitan, J (Judah) | GJM | FM | 2259.8 | 2311.2 | W | 1 | 0.61 | 0.39 | 6.3 | 0.56 | 0.44 | 7.1 | Yes |