PLAYER TOURNAMENT DETAILS
Leo-Arlin Koopman
1150153170West Coast (WCU)Tournament details
| Tour Id | 20253428 |
| Group Id | 20253428 |
| Name | Laerskool Calvinia - Calvie Skaakklub Toernooi 2025 |
| Section | U10 |
| Rounds | 5 |
| Format | Swiss |
| Type | Standard |
| Start | 2025-11-08 |
| End | 2025-11-08 |
| Submitted | 2025-11-12 |
| Rated | 2025-11-13 |
| Submit age weight | 1 |
| Host | Namakwa (NCN) |
| Total time | 60 |
| Time weight | 0.83 |
| Official results | Official results |
General
| Games | 5 |
| Score | 4 |
| Percent | 80 |
| Dp | 255 |
| Aor | 1213 |
| Perform | 1468 |
| Penalties | 0 |
| Wins | 4 |
| Draws | 0 |
| Losses | 1 |
| White | 2 |
| Black | 3 |
| White wins | 1 |
| Black wins | 3 |
| Default wins | 0 |
| Default losses | 0 |
| Byes | 0 |
| Half byes | 0 |
| Rank | 6 |
| Final Pos | 3 |
| Share Pos | 1 |
| Count for rating | Yes |
Analysis (Main)
| Rating | 1211.1 |
| K-factor | 20 |
| Score | 4 |
| Expected score | 2.45 |
| Score - Expected score | 1.55 |
| Rating +/- | 25.7 |
Analysis (Type)
| Rating | 1188.8 |
| K-factor | 20 |
| Score | 4 |
| Expected score | 2.42 |
| Score - Expected score | 1.58 |
| Rating +/- | 31.6 |
Opponents
| Round | Date | Opponent | Fed | Title | Main | Type | Col | Res | Main | Type | Cfr | ||||
| We | Swe | +/- | We | Swe | +/- | ||||||||||
| 1 | 2025-11-08 | Grobe, P (Pieter-Jan) | NCN | 1200 | 1200 | B | 1 | 0.47 | 0.53 | 8.8 | 0.45 | 0.55 | 11 | Yes | |
| 2 | 2025-11-08 | Davids, S (Sihan) | WCU | 1187 | 1200 | W | 0 | 0.57 | -0.57 | -9.5 | 0.53 | -0.53 | -10.6 | Yes | |
| 3 | 2025-11-08 | Pienaar, A (Aiden) | NCN | 1200 | 1200 | B | 1 | 0.47 | 0.53 | 8.8 | 0.45 | 0.55 | 11 | Yes | |
| 4 | 2025-11-08 | Van Wyk, L (Lara) | WCU | 1223.3 | 1198.8 | W | 1 | 0.53 | 0.47 | 7.8 | 0.53 | 0.47 | 9.4 | Yes | |
| 5 | 2025-11-08 | Van Wyk, N (Nicolaas) | WCU | 1254.9 | 1176.4 | B | 1 | 0.41 | 0.59 | 9.8 | 0.47 | 0.53 | 10.6 | Yes | |