Player Page

Retief, WJ (Willem)
Dob: 2009/02/10 (U16)
Gender: Male
Chess SA id: 109078395
FIDE id:
Region: Dr Kenneth Kaunda (NWP)
Citizen: RSA
Title(s):
Last active: 2019/05/04 (1881 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 rating962.7
Current Weighted rating962.7
Current Weighted performance302.7
Current official/published rating (highest between Raw, WR and WP)962.7
Current highest rating achieved962.7
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)±232.5
Current Raw change used (final)0.0
Projected new Raw rating962.7
Projected new Weighed rating885.7
Projected new Weighted performance302.7
Projected new final Raw rating (if new WP > new Raw)962.7
Projected new highest rating962.7
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)962.7
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 rating969.7
Current Weighted rating969.7
Current Weighted performance281.8
Current official/published rating (highest between Raw, WR and WP)969.7
Current highest rating achieved969.7
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)±230.2
Current Raw change used (final)0.0
Projected new Raw rating969.7
Projected new Weighed rating892.1
Projected new Weighted performance281.8
Projected new final Raw rating (if new WP > new Raw)969.7
Projected new highest rating969.7
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)969.7
Projected effective change (new Official - current Official)-0.0
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 rating573.0
Current Weighted rating573.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)573.0
Current highest rating achieved573.0
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)±405.1
Current Raw change used (final)0.0
Projected new Raw rating573.0
Projected new Weighed rating527.2
Projected new Weighted performance163.5
Projected new final Raw rating (if new WP > new Raw)573.0
Projected new highest rating573.0
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)573.0
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 rating517.0
Current Weighted rating517.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)517.0
Current highest rating achieved517.0
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)±438.8
Current Raw change used (final)0.0
Projected new Raw rating517.0
Projected new Weighed rating475.6
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating517.0
Projected new floor500.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)517.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
10 2019 Super 12 Laerskole (Juniors) 2019/05/04 2019/05/04 Tshwane (GTP) Rapid 30 0.60 5 5 1.5 960.5 545.8 Analysis
9 South African Junior Team Championships 2018 (U10A) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 2.0 943.5 969.7 Analysis
8 Matlosana Mall 2018 (U10) 2018/10/20 2018/10/20 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 907.8 936.1 Analysis
7 Boys and Girls 2018 (U10 Boys) 2018/08/25 2018/08/25 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 2.0 894.5 922.3 Analysis
6 Driefontein Proewe 2018 (O10 Seuns) 2018/07/28 2018/07/28 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 907.1 804.6 Analysis
5 Volkies 2018 (U10) 2018/05/12 2018/05/12 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 715.5 756.2 Analysis
4 2018 Super 12 (Junior) 2018/05/05 2018/05/05 Tshwane (GTP) Rapid 30 0.60 5 5 2.0 715.5 517.0 Analysis
3 Hervormde Kerk 2018 (U10) 2018/04/21 2018/04/21 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 641.8 667.4 Analysis
2 Wesvalia 2018 (U10) 2018/02/17 2018/02/17 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 517.0 517.0 Analysis
1 Laerskool Volkskool 2018 (U10) 2018/02/03 2018/02/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 517.0 517.0 Analysis
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 51 23 3 25 24.5 48.0 -16.7 971.9 955.2
White 26 12 1 13 12.5 48.1 -16.3 955.2 938.9
Black 25 11 2 12 12.0 48.0 -17.0 989.2 972.2
Standard All 41 20 2 19 21.0 51.2 10.4 963.8 974.2
White 21 10 1 10 10.5 50.0 0.0 945.8 945.8
Black 20 10 1 9 10.5 52.5 21.3 982.7 1004.0
Rapid All 10 3 1 6 3.5 35.0 -127.5 1005.1 877.6
White 5 2 0 3 2.0 40.0 -85.0 994.9 909.9
Black 5 1 1 3 1.5 30.0 -170.0 1015.4 845.4
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 109078401 Botha, P (Philip) 3 3.0 3 0 0 100.0 713.4 425.0 1138.4 View list
2 110092740 Fourie, A (Alex) 3 2.5 2 1 0 83.3 642.8 283.3 926.2 View list
3 109073262 Van Straaten, P (Petrus) 3 0.0 0 0 3 0.0 642.8 -425.0 217.8 View list
4 109093330 Krugel, L (Lian) 2 2.0 2 0 0 100.0 616.3 425.0 1041.3 View list
5 109080771 Groenewald, B (Ben) 2 2.0 2 0 0 100.0 811.6 425.0 1236.7 View list
6 209095218 Williams, C (Caitlyn) 2 2.0 2 0 0 100.0 774.8 425.0 1199.8 View list
7 210087195 Fourie, M (Mila) 2 1.0 1 0 1 50.0 517.0 0.0 517.0 View list
8 210095076 Hattingh, S (Salome) 2 1.0 1 0 1 50.0 678.6 0.0 678.6 View list
9 209083403 Havenga, S (Shaylee) 1 1.0 1 0 0 100.0 641.8 425.0 1066.8 View list
10 209095217 Gird, D (Denieke) 1 1.0 1 0 0 100.0 517.0 425.0 942.0 View list
11 110084943 Ackerman, J (Johandre) 1 1.0 1 0 0 100.0 907.1 425.0 1332.1 View list
12 1090096181 Kotze, L (Lukas) 1 1.0 1 0 0 100.0 907.1 425.0 1332.1 View list
13 109083901 Botha, OJ (Owen) 1 1.0 1 0 0 100.0 943.5 425.0 1368.5 View list
14 109086162 Sekhute, K (Khumo) 1 1.0 1 0 0 100.0 894.5 425.0 1319.5 View list
15 208086359 Smith, LM (Luhane) 1 1.0 1 0 0 100.0 715.5 425.0 1140.5 View list
16 1080101014 Thompson, S (Skyla) 1 1.0 1 0 0 100.0 715.5 425.0 1140.5 View list
17 1110114804 Weitz, E (Eben) 1 1.0 1 0 0 100.0 960.5 425.0 1385.5 View list
18 109075156 Wolmarans, CH (Cornelius) 1 1.0 1 0 0 100.0 943.5 425.0 1368.5 View list
19 109086534 Erlank, BG (Brandon) 1 0.5 0 1 0 50.0 960.5 0.0 960.5 View list
20 209087184 De Bruyn, C (Chanique) 1 0.5 0 1 0 50.0 517.0 0.0 517.0 View list