Player Page

Oosthuizen, OA (Ockert)
Dob: 2009/02/07 (U16)
Gender: Male
Chess SA id: 109083412
FIDE id:
Region: Dr Kenneth Kaunda (NWP)
Citizen: RSA
Title(s):
Last active: 2023/09/16 (433 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1276.3
Current Weighted rating1275.3
Current Weighted performance1051.7
Current official/published rating (highest between Raw, WR and WP)1276.3
Current highest rating achieved1316.3
Current floor (min rating allowed)816.3
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±148.7
Current Raw change used (final)0.0
Projected new Raw rating1276.3
Projected new Weighed rating1174.0
Projected new Weighted performance1051.7
Projected new final Raw rating (if new WP > new Raw)1276.3
Projected new highest rating1316.3
Projected new floor816.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1276.3
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1266.9
Current Weighted rating1267.6
Current Weighted performance1051.7
Current official/published rating (highest between Raw, WR and WP)1267.6
Current highest rating achieved1315.5
Current floor (min rating allowed)815.5
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±150.7
Current Raw change used (final)0.0
Projected new Raw rating1266.9
Projected new Weighed rating1166.8
Projected new Weighted performance1051.7
Projected new final Raw rating (if new WP > new Raw)1266.9
Projected new highest rating1315.5
Projected new floor815.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1266.9
Projected effective change (new Official - current Official)-0.7
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating707.4
Current Weighted rating707.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)707.4
Current highest rating achieved707.4
Current floor (min rating allowed)500.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±334.5
Current Raw change used (final)0.0
Projected new Raw rating707.4
Projected new Weighed rating650.8
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating707.4
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)707.4
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating798.6
Current Weighted rating798.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)798.6
Current highest rating achieved798.6
Current floor (min rating allowed)500.0
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±293.8
Current Raw change used (final)0.0
Projected new Raw rating798.6
Projected new Weighed rating734.7
Projected new Weighted performance152.9
Projected new final Raw rating (if new WP > new Raw)798.6
Projected new highest rating798.6
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)798.6
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
32 2023 Thomas Lechelele North West Open (B) 2023/09/15 2023/09/16 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1316.3 1315.5 Analysis
31 DR KKD Trials 2023 (U16) 2023/09/02 2023/09/02 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1316.3 1315.5 Analysis
30 DR KKD Meiringspark 2023 (U16) 2023/08/19 2023/08/19 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.5 1278.2 1284.2 Analysis
29 Dr Kenneth Kaunda Volkies 2023 (A+B) 2023/06/10 2023/06/10 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.5 1274.9 1280.2 Analysis
28 Dr KKD Curro 2023 (U16) 2023/05/13 2023/05/13 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1265.3 1271.9 Analysis
27 DR Kenneth Kaunda Curro 2023 (C) 2023/04/22 2023/04/22 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.5 1218.4 1216.1 Analysis
26 Dr. Kenneth Kaunda Saamtrek 2023 (U16) 2023/02/04 2023/02/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1199.9 1192.3 Analysis
25 KHS 2021 (A) 2021/04/10 2021/04/10 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 0.0 1252.8 1257.8 Analysis
24 Die Wilge 2020 (U12) 2020/03/14 2020/03/14 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1248.9 1257.4 Analysis
23 Wesvalia 2020 (C) 2020/02/15 2020/02/15 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1277.0 1297.4 Analysis
22 2019 South African Junior Team Championships (U12D) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 5.0 1205.7 1225.5 Analysis
21 Matlosana Test 2019 (C) 2019/12/07 2019/12/07 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1178.5 1181.3 Analysis
20 Hervormde Kerk Die Wilge Blitz 2019 2019/11/16 2019/11/16 Dr Kenneth Kaunda (NWP) Blitz 5 0.18 5 5 3.0 1148.3 707.4 Analysis
19 Stratvaal 2019 (B) 2019/11/02 2019/11/02 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1148.3 1151.7 Analysis
18 Matlosana Mall 2019 (C) 2019/10/04 2019/10/04 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1129.4 1128.1 Analysis
17 Doringkruin 2019 (U12) 2019/09/07 2019/09/07 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1142.7 1145.7 Analysis
16 Boys + Girls Tournament 2019 (U12) 2019/08/17 2019/08/17 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1169.7 1167.1 Analysis
15 Proewe 2019 (U12) 2019/08/03 2019/08/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 1.5 1169.7 1167.1 Analysis
14 President 2019 (B) 2019/07/13 2019/07/13 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 1098.7 1097.1 Analysis
13 Doringkruin 2019 (U12) 2019/06/08 2019/06/08 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1072.8 1063.1 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 165 89 7 69 92.5 56.1 51.5 1115.9 1167.4
White 81 44 4 33 46.0 56.8 57.7 1107.6 1165.3
Black 84 45 3 36 46.5 55.4 45.5 1124.0 1169.5
Standard All 160 86 7 67 89.5 55.9 50.5 1114.9 1165.4
White 78 42 4 32 44.0 56.4 54.5 1105.3 1159.8
Black 82 44 3 35 45.5 55.5 46.6 1124.1 1170.8
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 5 3 0 2 3.0 60.0 85.0 1147.4 1232.4
White 3 2 0 1 2.0 66.7 141.7 1168.2 1309.9
Black 2 1 0 1 1.0 50.0 0.0 1116.1 1116.1
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 109064023 Fouche, H (Heinrich) 6 1.5 1 1 4 25.0 931.6 -212.5 719.1 View list
2 109093330 Krugel, L (Lian) 4 3.0 3 0 1 75.0 894.6 212.5 1107.1 View list
3 109078397 Van Romburgh, DS (Daniel) 4 2.0 2 0 2 50.0 994.4 0.0 994.4 View list
4 1080101632 Meyer, J (Jared) 3 3.0 3 0 0 100.0 1264.8 425.0 1689.8 View list
5 1080108511 Wessels, J (Johannes) 3 3.0 3 0 0 100.0 1290.5 425.0 1715.5 View list
6 108081703 Hugo, H (Howard) 3 1.0 1 0 2 33.3 1153.6 -141.7 1011.9 View list
7 107059584 Molusi, K (Katlego) 3 1.0 1 0 2 33.3 1146.3 -141.7 1004.6 View list
8 109073262 Van Straaten, P (Petrus) 3 1.0 1 0 2 33.3 1023.4 -141.7 881.8 View list
9 1080113085 Mostert, CF (Christiaan ) 3 0.0 0 0 3 0.0 1218.6 -425.0 793.6 View list
10 209087184 De Bruyn, C (Chanique) 2 2.0 2 0 0 100.0 926.0 425.0 1351.0 View list
11 209083403 Havenga, S (Shaylee) 2 2.0 2 0 0 100.0 908.3 425.0 1333.3 View list
12 108087181 Janse Van Rensburg, N (Nian) 2 2.0 2 0 0 100.0 1149.6 425.0 1574.6 View list
13 2080106857 Unathi, M (Matlala) 2 2.0 2 0 0 100.0 1159.0 425.0 1584.0 View list
14 1090115697 Botha, Z (Zak) 2 1.5 1 1 0 75.0 1224.0 212.5 1436.5 View list
15 108087189 Brand, J (Johan) 2 1.0 1 0 1 50.0 1239.1 0.0 1239.1 View list
16 205022907 Mfingwana, N (Nasiphi) 2 1.0 1 0 1 50.0 1097.2 0.0 1097.2 View list
17 1080106039 Matlala, U (Unathi) 2 0.0 0 0 2 0.0 1131.7 -425.0 706.7 View list
18 1070106043 Mohapi, T (Tebello) 2 0.0 0 0 2 0.0 1111.8 -425.0 686.8 View list
19 208069127 Monchosi, A (Atlegang) 2 0.0 0 0 2 0.0 1167.3 -425.0 742.3 View list
20 110092737 Benadie, JG (Jg) 1 1.0 1 0 0 100.0 862.3 425.0 1287.3 View list