| 1236.5 | 1238.3 | 20 | 20 | De Lange, E (Erin) | | ESB | 1271.5 | 1225.3 | Stulting Sportdag 2023 (Senior) | 2 | 2023-08-25 | R | W | 1 | 0.5 | 0.5 | 3.9 | 0.56 | 0.44 | 8.8 |
| 1316.3 | 1198 | 20 | 20 | De Lange, E (Erin) | | ESB | 1232.7 | 1160 | Jeffreys Bay Chess Club Blitz 28 November 2022 | 3 | 2022-11-28 | B | B | 1 | 0.56 | 0.44 | 1.6 | 0.5 | 0.5 | 10 |
| 1316.3 | 1198 | 20 | 20 | De Lange, E (Erin) | | ESB | 1232.7 | 1160 | Jeffreys Bay Chess Club Blitz 21 November 2022 | 3 | 2022-11-21 | B | B | 0 | 0.56 | -0.56 | -2 | 0.5 | -0.5 | -10 |
| 1155 | 1190.8 | 20 | 20 | De Lange, E (Erin) | | ESB | 1251.3 | 1240.4 | Jeffreys Bay CC Double RR 2022 | 7 | 2022-04-01 | R | B | 0 | 0.35 | -0.35 | -2.7 | 0.4 | -0.4 | -8 |
| 1155 | 1190.8 | 20 | 20 | De Lange, E (Erin) | | ESB | 1251.3 | 1240.4 | Jeffreys Bay CC Double RR 2022 | 8 | 2022-04-01 | R | W | 1 | 0.43 | 0.57 | 4.4 | 0.48 | 0.52 | 10.4 |
| 1149.8 | 1176.4 | 20 | 20 | De Lange, E (Erin) | | ESB | 1272.2 | 1260.9 | SBDCU Rapid Fountains Mall 2021 (C) | 4 | 2021-11-06 | R | W | 1 | 0.4 | 0.6 | 7.2 | 0.44 | 0.56 | 11.2 |
| 1106.6 | 1023.6 | 20 | 20 | De Lange, E (Erin) | | ESB | 1279.4 | 1243.6 | Jeffreys Bay CC Rapid June 2021 (Girls) | 4 | 2021-06-05 | R | B | 0.5 | 0.26 | 0.24 | 1.6 | 0.2 | 0.3 | 6 |
| 1109.7 | 1037.6 | 20 | 20 | De Lange, E (Erin) | | ESB | 1244.6 | 1204.4 | Jeffreys Bay CC Rapid 4 2021 (B) | 1 | 2021-05-06 | R | B | 0 | 0.3 | -0.3 | -3.6 | 0.26 | -0.26 | -5.2 |
| 1109.7 | 1037.6 | 20 | 20 | De Lange, E (Erin) | | ESB | 1244.6 | 1204.4 | Jeffreys Bay CC Rapid 4 2021 (B) | 4 | 2021-05-06 | R | W | 0 | 0.38 | -0.38 | -4.6 | 0.35 | -0.35 | -7 |
| 1176.7 | 1120 | 20 | 20 | De Lange, E (Erin) | | ESB | 1242.5 | 1340 | Jeffreys Bay Comprehensive High School Invitational 2021 (C) | 5 | 2021-04-27 | R | W | 0 | 0.47 | -0.47 | -2.9 | 0.29 | -0.29 | -5.8 |
| 1176.7 | 1120 | 20 | 20 | De Lange, E (Erin) | | ESB | 1242.5 | 1340 | Jeffreys Bay CC Rapid Close 2021 | 7 | 2021-04-10 | R | W | 0 | 0.47 | -0.47 | -2.9 | 0.29 | -0.29 | -5.8 |
| 1176.7 | 1120 | 20 | 20 | De Lange, E (Erin) | | ESB | 1242.5 | 1340 | Jeffreys Bay CC Rapid 3 2021 | 1 | 2021-04-15 | R | W | 0.5 | 0.47 | 0.03 | 0.2 | 0.29 | 0.21 | 4.2 |
| 1176.7 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1242.5 | 1200 | Jeffreys Bay Chess Club Standard First Leg 2021 | 3 | 2021-04-01 | S | B | 1 | 0.38 | 0.62 | 10.3 | 0.46 | 0.54 | 10.8 |
| 1176.7 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1242.5 | 1200 | Jeffreys Bay Chess Club Standard First Leg 2021 | 8 | 2021-04-03 | S | W | 0 | 0.47 | -0.47 | -7.8 | 0.54 | -0.54 | -10.8 |
| 1200 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1200 | 1200 | Jeffreys Bay Chess Club Second Leg 2021 | 2 | 2021-03-25 | R | W | 0 | 0.54 | -0.54 | -3.3 | 0.54 | -0.54 | -10.8 |
| 1200 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1200 | 1200 | Jeffreys Bay Chess Club Second Leg 2021 | 5 | 2021-03-25 | R | B | 0 | 0.46 | -0.46 | -2.9 | 0.46 | -0.46 | -9.2 |
| 1200 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1200 | 1200 | Jeffreys Bay Chess Club Rapid Tournament 2021 | 2 | 2021-03-11 | R | W | 1 | 0.54 | 0.46 | 2.7 | 0.54 | 0.46 | 9.2 |
| 1200 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1200 | 1200 | Jeffreys Bay Chess Club Rapid Tournament 2021 | 5 | 2021-03-11 | R | B | 0 | 0.46 | -0.46 | -2.7 | 0.46 | -0.46 | -9.2 |
