| 1337.9 | 1320.6 | 20 | 20 | Kettledas, JT (Joshua) | | ENM | 1399.9 | 1397.1 | NMBJC Closed 2018 (U14) | 5 | 2018-07-28 | S | W | 0.5 | 0.47 | 0.03 | 0.5 | 0.45 | 0.05 | 1 |
| 1332.4 | 1316.1 | 20 | 20 | Kettledas, JT (Joshua) | | ENM | 1443.4 | 1442.5 | NMB Second Trials 2018 (U14) | 5 | 2018-04-22 | S | B | 0.5 | 0.33 | 0.17 | 3.4 | 0.31 | 0.19 | 3.8 |
| 1394.7 | 1386.5 | 20 | 20 | Kettledas, JT (Joshua) | | ENM | 1275 | 1278 | NMB First Trails 2018 (U14) | 5 | 2018-03-24 | S | W | 0 | 0.68 | -0.68 | -11.3 | 0.67 | -0.67 | -13.4 |
| 1143 | 1143 | 20 | 20 | Kettledas, Jt (Joshua) | | ENM | 1209 | 1209 | Aicc 2017 (Jnr) | 6 | 2017-08-19 | S | B | 0.5 | 0.41 | 0.09 | 1.5 | 0.09 | 0.41 | 8.2 |
| 1313 | 1313 | 20 | 20 | Ketteldas, Jt (Joshua) | | ENM | 1208 | 1208 | Nmbcu Open 2016 (A) | 1 | 2016-11-25 | S | W | 0 | 0.64 | -0.64 | -10.9 | -0.64 | 0.64 | 12.8 |
| 1294 | 1294 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 1116 | 1116 | Ec Closed Inter Union 2016 (U12) | 6 | 2016-10-01 | S | W | 0 | 0.73 | -0.73 | -12.1 | -0.73 | 0.73 | 14.6 |
| 1195 | 1195 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 1130 | 1130 | Nelson Mandela Bay Junior Closed 2016 (U12) | 5 | 2016-05-21 | S | W | 1 | 0.59 | 0.41 | 6.8 | 0.41 | 0.59 | 11.8 |
| 1195 | 1195 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 1130 | 1130 | Nmb Rowallan Park 2016 (U12) | 4 | 2016-05-07 | S | W | 1 | 0.59 | 0.41 | 6.8 | 0.41 | 0.59 | 11.8 |
| 1203 | 1203 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 1103 | 1103 | Nmb 2Nd Chess Trials - Mnt Pleasant 2016 (U12) | 4 | 2016-04-08 | S | W | 0 | 0.64 | -0.64 | -10.6 | -0.64 | 0.64 | 12.8 |
| 1225 | 1225 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 1074 | 1074 | 2016 Nmb 1St Trials (U12) | 4 | 2016-03-04 | S | B | 0 | 0.7 | -0.7 | -11.6 | -0.7 | 0.7 | 14 |
| 1230 | 1230 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 1021 | 1021 | Trials 4 Nmbjchess (U12) | 3 | 2015-06-26 | S | B | 0.5 | 0.77 | -0.27 | -4.5 | -0.27 | 0.77 | 15.4 |
| 1144 | 1144 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 1024 | 1024 | Nelson Mandela Bay Chess Trials 1 (Under 12) | 5 | 2015-03-14 | S | W | 1 | 0.66 | 0.34 | 5.6 | 0.34 | 0.66 | 13.2 |
| 1144 | 1144 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 1024 | 1024 | Sa Junior Closed Chess Championship 2015 (Under 10 Open) | 10 | 2015-04-09 | S | W | 1 | 0.66 | 0.34 | 6.8 | 0.34 | 0.66 | 13.2 |
| 1023 | 1023 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 943 | 943 | Nmb Trials 3 U10 | 4 | 2014-07-17 | S | W | 1 | 0.61 | 0.39 | 6.5 | 0.39 | 0.61 | 12.2 |
| 955 | 955 | 20 | 20 | Ketteldas, J (Joshua) | | ENM | 868 | 868 | Nmb 1St Trials U12 | 3 | 2014-03-08 | S | W | 1 | 0.62 | 0.38 | 6.3 | 0.38 | 0.62 | 12.4 |
| 908 | 908 | 20 | 20 | Kettledas, J (Joshua) | | ENM | 883 | 883 | Mount Pleasant - U12 - 2013 | 5 | 2013-06-15 | S | B | 0 | 0.53 | -0.53 | -8.8 | -0.53 | 0.53 | 10.6 |
| 626 | 626 | 20 | 20 | Kettledas, J (Joshua) | | ENM | 785 | 785 | Nmb 1St Trials U8 U10 | 4 | 2013-02-23 | S | W | 1 | 0.29 | 0.71 | 11.8 | 0.71 | 0.29 | 5.8 |
| 759 | 759 | 20 | 20 | Kettledas, J (Joshua) | | EP | 814 | 814 | Nmb Jnr Closed U8 | 4 | 2012-07-13 | S | W | 1 | 0.52 | 0.48 | 9.6 | 0.48 | 0.52 | 10.4 |
| 759 | 759 | 20 | 20 | Kettledas, J (Joshua) | | EP | 803 | 803 | Nmb Jnr Closed U8 | 4 | 2012-07-13 | S | W | 1 | 0.44 | 0.56 | 11.2 | 0.56 | 0.44 | 8.8 |
