| 1370.4 | 1222.2 | 20 | 20 | De Lange, E (Erin) | | ESB | 1246.8 | 1194.7 | Jeffreys Bay CC 3rd December Rapid 2023 | 4 | 2023-12-11 | R | B | 1 | 0.6 | 0.4 | 2.6 | 0.49 | 0.51 | 10.2 |
| 1271 | 1282 | 20 | 20 | De Lange, E (Erin) | | ESB | 1219.6 | 1270.7 | Jeffreys Bay Cc Present Justin`s Birthday Rapid 2022 (B) | 2 | 2022-12-01 | R | B | 1 | 0.52 | 0.48 | 3.2 | 0.47 | 0.53 | 10.6 |
| 1192.5 | 1277.8 | 20 | 20 | De Lange, E (Erin) | | ESB | 1272.2 | 1344.8 | Jeffreys Bay Chess Club Rapid July Tournament 1 2022 | 3 | 2022-07-07 | R | W | 0.5 | 0.45 | 0.05 | 0.3 | 0.46 | 0.04 | 0.8 |
| 1120.2 | 1081.5 | 20 | 20 | De Lange, E (Erin) | | ESB | 1251.3 | 1240.4 | Jeffreys Bay CC Double RR 2022 | 13 | 2022-04-01 | R | B | 1 | 0.31 | 0.69 | 5.4 | 0.27 | 0.73 | 14.6 |
| 1120.2 | 1081.5 | 20 | 20 | De Lange, E (Erin) | | ESB | 1251.3 | 1240.4 | Jeffreys Bay CC Double RR 2022 | 14 | 2022-04-01 | R | W | 0.5 | 0.39 | 0.11 | 0.9 | 0.36 | 0.14 | 2.8 |
| 1192.1 | 1017.9 | 20 | 20 | De Lange, E (Erin) | | ESB | 1279.4 | 1243.6 | Jeffreys Bay CC Rapid June 2021 (Girls) | 2 | 2021-06-05 | R | W | 0.5 | 0.44 | 0.06 | 0.4 | 0.28 | 0.22 | 4.4 |
| 1192.1 | 1017.9 | 20 | 20 | De Lange, E (Erin) | | ESB | 1279.4 | 1243.6 | Jeffreys Bay CC Rapid June 2021 (Juniors) | 1 | 2021-06-03 | R | W | 0 | 0.44 | -0.44 | -2.9 | 0.28 | -0.28 | -5.6 |
| 1192.1 | 1017.9 | 20 | 20 | De Lange, E (Erin) | | ESB | 1279.4 | 1243.6 | Jeffreys Bay CC Rapid June 2021 (Juniors) | 6 | 2021-06-03 | R | B | 0.5 | 0.36 | 0.14 | 0.9 | 0.2 | 0.3 | 6 |
| 1216.7 | 1028.7 | 20 | 20 | De Lange, E (Erin) | | ESB | 1244.6 | 1204.4 | Jeffreys Bay CC Rapid 4 2021 (B) | 2 | 2021-05-06 | R | W | 0 | 0.51 | -0.51 | -6.1 | 0.34 | -0.34 | -6.8 |
| 1216.7 | 1028.7 | 20 | 20 | De Lange, E (Erin) | | ESB | 1244.6 | 1204.4 | Jeffreys Bay CC Rapid 4 2021 (B) | 5 | 2021-05-06 | R | B | 1 | 0.43 | 0.57 | 6.8 | 0.25 | 0.75 | 15 |
| 1176.7 | 1120 | 20 | 20 | De Lange, E (Erin) | | ESB | 1242.5 | 1340 | Jeffreys Bay Comprehensive High School Invitational 2021 (C) | 2 | 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 | 3 | 2021-04-10 | R | W | 1 | 0.47 | 0.53 | 3.3 | 0.29 | 0.71 | 14.2 |
| 1176.7 | 1120 | 20 | 20 | De Lange, E (Erin) | | ESB | 1242.5 | 1340 | Jeffreys Bay CC Rapid 3 2021 | 2 | 2021-04-15 | R | B | 0 | 0.38 | -0.38 | -2.4 | 0.2 | -0.2 | -4 |
| 1200 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1200 | 1200 | Jeffreys Bay Chess Club Second Leg 2021 | 1 | 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 | 4 | 2021-03-25 | R | B | 1 | 0.46 | 0.54 | 3.3 | 0.46 | 0.54 | 10.8 |
| 1200 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1200 | 1200 | Jeffreys Bay Chess Club Rapid Tournament 2021 | 1 | 2021-03-11 | R | B | 0 | 0.46 | -0.46 | -2.7 | 0.46 | -0.46 | -9.2 |
| 1200 | 1200 | 20 | 20 | De Lange, E (Erin) | | ESB | 1200 | 1200 | Jeffreys Bay Chess Club Rapid Tournament 2021 | 4 | 2021-03-11 | R | W | 0 | 0.54 | -0.54 | -3.1 | 0.54 | -0.54 | -10.8 |
