Player Page

Coetzee, Z (Zahne)
Dob: 2005/11/23 (U20)
Gender: Female
Chess SA id: 205087157
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Last active: 2019/08/24 (1731 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 rating1111.7
Curent Weighted rating1111.7
Curent Weighted performance433.2
Current official/published rating (highest between Raw, WR and WP)1111.7
Current floor (min rating allowed)646.6
Current highest rating achieved1146.6
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)±188.0
Current Raw change used (final)0.0
Projected new Raw rating1111.7
Projected new Weighed rating1111.7
Projected new Weighted performance433.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1111.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1146.6
Projected new floor646.6
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 rating1112.7
Curent Weighted rating1112.7
Curent Weighted performance433.6
Current official/published rating (highest between Raw, WR and WP)1112.7
Current floor (min rating allowed)649.7
Current highest rating achieved1149.7
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)±187.8
Current Raw change used (final)0.0
Projected new Raw rating1112.7
Projected new Weighed rating1112.7
Projected new Weighted performance433.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1112.7
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1149.7
Projected new floor649.7
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 rating678.0
Curent Weighted rating678.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)678.0
Current floor (min rating allowed)500.0
Current highest rating achieved678.0
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)±348.8
Current Raw change used (final)0.0
Projected new Raw rating678.0
Projected new Weighed rating678.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)678.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating678.0
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 rating678.0
Curent Weighted rating678.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)678.0
Current floor (min rating allowed)500.0
Current highest rating achieved678.0
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)±348.8
Current Raw change used (final)0.0
Projected new Raw rating678.0
Projected new Weighed rating678.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)678.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating678.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
16 2019 Gauteng School League Finals (U15 Open) 2019/08/24 2019/08/24 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1052.7 1056.9 Analysis
15 2019 Gauteng Secondary Schools Individual Chess Championships (U15 Girls) 2019/05/25 2019/05/25 Tshwane (GTP) Standard 60 0.83 5 5 3.5 892.3 869.7 Analysis
14 D7 Individuals 2019 (U15 Girls) 2019/05/04 2019/05/04 Sedibeng (GSV) Standard 60 0.83 5 5 3.5 892.3 869.7 Analysis
13 South African Junior Team Championships 2018 (U14C) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 1.5 885.5 851.7 Analysis
12 2018 Interregion Sedibeng vs Ekurhuleni (I) 2018/11/03 2018/11/03 Sedibeng (GSV) Standard 60 0.83 5 5 0.0 938.6 913.3 Analysis
11 2018 Sedibeng Summer Open (F) 2018/10/20 2018/10/20 Sedibeng (GSV) Standard 60 0.83 5 5 0.0 1017.0 1006.5 Analysis
10 Eureka Chess Open 2018 (F) 2018/09/29 2018/09/29 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 1017.7 1007.3 Analysis
9 2018 Gauteng League Final (U13 Girls) 2018/08/24 2018/08/24 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1060.9 1050.5 Analysis
8 Heidelberg Klub Round Robin 2018 (Team 2) 2018/08/18 2018/08/18 Sedibeng (GSV) Standard 61 0.83 5 5 1.5 1060.9 1050.5 Analysis
7 TST-MSA Tournament 2018 (A) 2018/07/21 2018/07/21 Sedibeng (GSV) Standard 61 0.83 5 5 0.0 1146.6 1149.7 Analysis
6 Broadland`s Knights Chess Open 2018 (C) 2018/06/16 2018/06/16 Sedibeng (GSV) Standard 61 0.83 5 5 4.0 896.3 935.6 Analysis
5 Hoerskool Drie Riviere Open 2018 (C) 2018/06/09 2018/06/09 Sedibeng (GSV) Standard 61 0.83 5 5 5.0 896.3 935.6 Analysis
4 Amigo Spur Eligwa Chess Open 2018 (C) 2018/05/19 2018/05/19 Sedibeng (GSV) Standard 60 0.83 5 5 3.0 735.3 743.2 Analysis
3 Heidelberg Skaak Klub 2018 (Team 8) 2018/05/05 2018/05/05 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 735.3 743.2 Analysis
2 D7 Individual 2018 (U13 Girls) 2018/02/24 2018/02/24 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 696.8 696.8 Analysis
1 South African Junior Team Championships 2017 (U14 Girls) 2018/01/04 2018/01/08 4 Knights (4K) Standard 120 1.00 7 6 4.0 678.0 678.0 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 83 38 4 41 40.0 48.2 -15.4 1004.3 988.9
White 43 23 2 18 24.0 55.8 49.4 998.5 1047.9
Black 40 15 2 23 16.0 40.0 -85.0 1010.5 925.5
Standard All 83 38 4 41 40.0 48.2 -15.4 1004.3 988.9
White 43 23 2 18 24.0 55.8 49.4 998.5 1047.9
Black 40 15 2 23 16.0 40.0 -85.0 1010.5 925.5
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 105044684 Nel, A (Altus) 3 1.0 1 0 2 33.3 897.5 -141.7 755.8 View list
2 205091406 Pretorius, S (Suate) 3 1.0 1 0 2 33.3 868.9 -141.7 727.3 View list
3 1040098050 Diedericks, E (Ethan) 2 2.0 2 0 0 100.0 957.0 425.0 1382.0 View list
4 107086032 Naude, E (Enrique) 2 1.0 1 0 1 50.0 978.6 0.0 978.6 View list
5 207053292 De Villiers, D (Danielle) 2 0.5 0 1 1 25.0 1039.0 -212.5 826.5 View list
6 109087166 Cronje, O (Omri) 1 1.0 1 0 0 100.0 735.3 425.0 1160.3 View list
7 111087168 Cronje, E (Emile) 1 1.0 1 0 0 100.0 735.3 425.0 1160.3 View list
8 205089252 Coetzee, M (Mieke) 1 1.0 1 0 0 100.0 696.8 425.0 1121.8 View list
9 109076176 Coetzee, J (Jaco) 1 1.0 1 0 0 100.0 735.3 425.0 1160.3 View list
10 106014912 Botes, A (Arne) 1 1.0 1 0 0 100.0 896.3 425.0 1321.3 View list
11 204006460 De Jager, V (Vivica) 1 1.0 1 0 0 100.0 892.3 425.0 1317.3 View list
12 107065189 Delaney, TC (Troy) 1 1.0 1 0 0 100.0 735.3 425.0 1160.3 View list
13 206079945 Gaula, M (Mateboho) 1 1.0 1 0 0 100.0 1060.9 425.0 1485.9 View list
14 106053294 Fritz, GPJ (Georg) 1 1.0 1 0 0 100.0 896.3 425.0 1321.3 View list
15 1090100404 Els, C (Christiaan) 1 1.0 1 0 0 100.0 735.3 425.0 1160.3 View list
16 206077174 Dyason, N (Nicola) 1 1.0 1 0 0 100.0 1060.9 425.0 1485.9 View list
17 107067393 Jones, M (Musa) 1 1.0 1 0 0 100.0 896.3 425.0 1321.3 View list
18 107065190 Jonker, J (Jaen-Pierre) 1 1.0 1 0 0 100.0 735.3 425.0 1160.3 View list
19 106089804 Kgokolo, K (Kgotso) 1 1.0 1 0 0 100.0 885.5 425.0 1310.5 View list
20 2040112797 Manguele, N (Nomfundo) 1 1.0 1 0 0 100.0 892.3 425.0 1317.3 View list