PLAYER TOURNAMENT DETAILS
Calvin Nicholas Jacobs
109086379Tshwane (GTP)Tournament details
| Tour Id | 20251967 |
| Group Id | 20251967 |
| Name | South African Open 2025 |
| Section | Blitz |
| Rounds | 9 |
| Format | Swiss |
| Type | Blitz |
| Start | 2025-07-02 |
| End | 2025-07-02 |
| Submitted | 2025-07-06 |
| Rated | 2025-07-06 |
| Submit age weight | 1 |
| Host | Johannesburg Metro (GJM) |
| Total time | 5 |
| Time weight | 0.18 |
| Official results | Official results |
General
| Games | 9 |
| Score | 8 |
| Percent | 88.9 |
| Dp | 330.6 |
| Aor | 1892.2 |
| Perform | 2222.8 |
| Penalties | 0 |
| Wins | 8 |
| Draws | 0 |
| Losses | 1 |
| White | 4 |
| Black | 5 |
| White wins | 3 |
| Black wins | 5 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 22 |
| Final Pos | 1 |
| Share Pos | 1 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1963.2 |
| K-factor | 20 |
| Score | 8 |
| Expected score | 3.98 |
| Score - Expected score | 2.95 |
| Rating +/- | 10.6 |
Analysis (Type)
| Rating | 1873.9 |
| K-factor | 20 |
| Score | 8 |
| Expected score | 4.82 |
| Score - Expected score | 2.11 |
| Rating +/- | 42.2 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-07-02 | Kaboyaone, KV (Kael Vanya) | NBR | 1463.2 | 1200 | W | 1 | 1 | 0 | 0 | 1 | 0 | 0 | Yes | |
| 2 | 2025-07-02 | Molusi, K (Katlego) | NWP | 1573.5 | 500 | B | 1 | 0.91 | 0.09 | 0.3 | -0.08 | 0.01 | 0.2 | Yes | |
| 3 | 2025-07-02 | Bhila, E (Eddie) | MEN | 1642.7 | 1540.5 | W | 1 | 0.91 | 0.09 | 0.3 | 0.93 | 0.07 | 1.4 | Yes | |
| 4 | 2025-07-02 | Levitan, J (Judah) | GJM | CM | 2257.7 | 1583 | W | 0 | 0.2 | -0.2 | -0.7 | 0.88 | -0.88 | -17.6 | Yes |
| 5 | 2025-07-02 | Mahomole, MJ (Mahlodi Johannes) | LCP | 1484.8 | 1495.8 | B | 1 | -0.08 | 0.01 | 0 | 0.9 | 0.1 | 2 | Yes | |
| 6 | 2025-07-02 | Mabusela, JM (Johannes Manyedi) | GTP | IM | 2176.2 | 2134.1 | B | 1 | 0.21 | 0.79 | 2.8 | 0.16 | 0.84 | 16.8 | Yes |
| 7 | 2025-07-02 | Mazibuko, K (Khanya) | GJM | CM | 2123.9 | 1927.8 | W | 1 | 0.35 | 0.65 | 2.3 | 0.48 | 0.52 | 10.4 | Yes |
| 8 | 2025-07-02 | Palmer, RN (Reegan) | WCT | CM | 2035.4 | 1800.1 | B | 1 | 0.37 | 0.63 | 2.3 | 0.54 | 0.46 | 9.2 | Yes |
| 9 | 2025-07-02 | Mhango, BF (Banele) | NBR | FM | 2272.5 | 2256.1 | B | 1 | 0.1 | 0.9 | 3.2 | 0.01 | 0.99 | 19.8 | Yes |