Player Page

Coetzer, E (Erik)
Dob: 2005/01/20 (U20)
Gender: Male
Chess SA id: 105005295
FIDE id:
Region: Dr Kenneth Kaunda (NWP)
Citizen: RSA
Title(s):
Last active: 2020/02/01 (1553 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
Curent Raw rating1136.4
Curent Weighted rating1136.4
Curent Weighted performance509.5
Current official/published rating (highest between Raw, WR and WP)1136.4
Current floor (min rating allowed)648.4
Current highest rating achieved1148.4
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)±181.5
Current Raw change used (final)0.0
Projected new Raw rating1136.4
Projected new Weighed rating1136.4
Projected new Weighted performance509.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1136.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1148.4
Projected new floor648.4
Projected new K-facor40
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
Curent Raw rating1132.2
Curent Weighted rating1132.2
Curent Weighted performance507.6
Current official/published rating (highest between Raw, WR and WP)1132.2
Current floor (min rating allowed)644.1
Current highest rating achieved1144.1
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)±182.6
Current Raw change used (final)0.0
Projected new Raw rating1132.2
Projected new Weighed rating1132.2
Projected new Weighted performance507.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1132.2
Projected effective change (new Official - current Official)-0.0
Projected new highest rating1144.1
Projected new floor644.1
Projected new K-facor40
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
Curent Raw rating838.6
Curent Weighted rating838.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)838.6
Current floor (min rating allowed)500.0
Current highest rating achieved878.0
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)±277.5
Current Raw change used (final)0.0
Projected new Raw rating838.6
Projected new Weighed rating838.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)838.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating878.0
Projected new floor500.0
Projected new K-facor40
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
Curent Raw rating838.6
Curent Weighted rating838.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)838.6
Current floor (min rating allowed)500.0
Current highest rating achieved878.0
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)±277.5
Current Raw change used (final)0.0
Projected new Raw rating838.6
Projected new Weighed rating838.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)838.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating878.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
15 Gimnasium 2020 (U16) 2020/02/01 2020/02/01 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 2 0.0 1148.4 1144.1 Analysis
14 2019 South African Junior Team Championships (U16C) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 7 3.0 1105.0 1115.0 Analysis
13 Matlosana Test 2019 (B) 2019/12/07 2019/12/07 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1075.3 1095.0 Analysis
12 Proewe 2019 (U16) 2019/08/03 2019/08/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.5 1006.0 1015.8 Analysis
11 Wesvalia 2019 (B) 2019/02/16 2019/02/16 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 933.0 927.8 Analysis
10 Volkskool 2019 (U16) 2019/02/02 2019/02/02 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.5 933.0 927.8 Analysis
9 South African Junior Team Championships 2018 (U14B) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 1.0 995.0 988.2 Analysis
8 Strathvaal 2018 (C) 2018/11/03 2018/11/03 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 4 1.0 1025.5 1028.6 Analysis
7 Matlosana Mall 2018 (C) 2018/10/20 2018/10/20 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 1030.8 1034.2 Analysis
6 Boys and Girls 2018 (U14 Boys) 2018/08/25 2018/08/25 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 3 1.0 1041.8 1049.4 Analysis
5 Driefontein Proewe 2018 (O14 Seuns) 2018/07/28 2018/07/28 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 883.7 902.6 Analysis
4 Volkies 2018 (U14) 2018/05/12 2018/05/12 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.0 884.4 905.8 Analysis
3 Hervormde Kerk 2018 (C) 2018/03/10 2018/03/10 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.5 845.9 859.4 Analysis
2 Wesvalia 2018 (U14) 2018/02/17 2018/02/17 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 4.0 780.2 780.2 Analysis
1 South African Junior Team Championships 2017 (U14A) 2018/01/04 2018/01/08 4 Knights (4K) Standard 120 1.00 7 6 0.0 838.6 838.6 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 74 32 7 35 35.5 48.0 -17.2 1047.7 1030.4
White 38 19 3 16 20.5 53.9 33.6 1048.8 1082.4
Black 36 13 4 19 15.0 41.7 -70.8 1046.4 975.6
Standard All 74 32 7 35 35.5 48.0 -17.2 1047.7 1030.4
White 38 19 3 16 20.5 53.9 33.6 1048.8 1082.4
Black 36 13 4 19 15.0 41.7 -70.8 1046.4 975.6
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 205022907 Mfingwana, N (Nasiphi) 3 1.5 1 1 1 50.0 996.4 0.0 996.4 View list
2 205094661 Handford, C (Cassidy) 2 2.0 2 0 0 100.0 908.7 425.0 1333.7 View list
3 105021655 Mathew, A (Asish) 2 1.5 1 1 0 75.0 893.1 212.5 1105.6 View list
4 208076273 Roux, I (Ilse) 2 1.5 1 1 0 75.0 889.5 212.5 1102.0 View list
5 104000850 Aslett, J (Juan-Naude) 2 1.0 1 0 1 50.0 969.5 0.0 969.5 View list
6 104033189 Saunderson, F (Fredricht) 2 1.0 1 0 1 50.0 1018.4 0.0 1018.4 View list
7 106060952 Viljoen, J (Jaden) 2 1.0 1 0 1 50.0 979.5 0.0 979.5 View list
8 206052259 Hattingh, CP (Carike) 2 0.0 0 0 2 0.0 1016.4 -425.0 591.4 View list
9 106045209 Ouwencamp, DA (Dihan) 2 0.0 0 0 2 0.0 832.0 -425.0 407.0 View list
10 1940106075 Choeu, K (Kagisho) 1 1.0 1 0 0 100.0 1075.3 425.0 1500.3 View list
11 106095162 Dala, Z (Zwelakhe) 1 1.0 1 0 0 100.0 1041.8 425.0 1466.8 View list
12 1060113585 Cooper-Bell, BO (Ben) 1 1.0 1 0 0 100.0 1105.0 425.0 1530.0 View list
13 1060097242 Fernandes, A (Aleandro) 1 1.0 1 0 0 100.0 845.9 425.0 1270.9 View list
14 106009154 Etsebeth, H (Hanno) 1 1.0 1 0 0 100.0 780.2 425.0 1205.2 View list
15 108081703 Hugo, H (Howard) 1 1.0 1 0 0 100.0 1030.8 425.0 1455.8 View list
16 104073254 James, T (Tumiso) 1 1.0 1 0 0 100.0 1006.0 425.0 1431.0 View list
17 106095172 Janse Van Rensburg, P (Philip) 1 1.0 1 0 0 100.0 780.2 425.0 1205.2 View list
18 105064007 Jooste, JBF (Johannes) 1 1.0 1 0 0 100.0 884.4 425.0 1309.4 View list
19 1030117285 Keagile, L (Letlhogonolo) 1 1.0 1 0 0 100.0 1006.0 425.0 1431.0 View list
20 105079237 Kleynhans, TS (Tristian) 1 1.0 1 0 0 100.0 884.4 425.0 1309.4 View list