Player Page

Coetzee, D (David)
Dob: 2007/06/05 (U18)
Gender: Male
Chess SA id: 107093485
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2020/02/08 (1748 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 rating1048.6
Current Weighted rating1048.6
Current Weighted performance304.1
Current official/published rating (highest between Raw, WR and WP)1048.6
Current highest rating achieved1066.8
Current floor (min rating allowed)566.8
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)±205.7
Current Raw change used (final)0.0
Projected new Raw rating1048.6
Projected new Weighed rating964.7
Projected new Weighted performance304.1
Projected new final Raw rating (if new WP > new Raw)1048.6
Projected new highest rating1066.8
Projected new floor566.8
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1048.6
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 rating1064.0
Current Weighted rating1064.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1064.0
Current highest rating achieved1064.0
Current floor (min rating allowed)564.0
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)±201.3
Current Raw change used (final)0.0
Projected new Raw rating1064.0
Projected new Weighed rating978.9
Projected new Weighted performance215.2
Projected new final Raw rating (if new WP > new Raw)1064.0
Projected new highest rating1064.0
Projected new floor564.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1064.0
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 rating1104.4
Current Weighted rating1104.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1104.4
Current highest rating achieved1218.8
Current floor (min rating allowed)718.8
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)±190.0
Current Raw change used (final)0.0
Projected new Raw rating1104.4
Projected new Weighed rating1016.0
Projected new Weighted performance246.2
Projected new final Raw rating (if new WP > new Raw)1104.4
Projected new highest rating1218.8
Projected new floor718.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1104.4
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 rating1110.4
Current Weighted rating1110.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1110.4
Current highest rating achieved1110.4
Current floor (min rating allowed)610.4
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)±188.4
Current Raw change used (final)0.0
Projected new Raw rating1110.4
Projected new Weighed rating1021.6
Projected new Weighted performance37.7
Projected new final Raw rating (if new WP > new Raw)1110.4
Projected new highest rating1110.4
Projected new floor610.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1110.4
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
9 Cape Winelands Schools Trials 1 2020 (U13 Boys) 2020/02/08 2020/02/08 Cape Winelands (WCW) Rapid 30 0.60 6 6 3.0 1040.0 1104.0 Analysis
8 Cape Winelands Open 2019 (B) 2019/04/27 2019/04/27 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 992.9 1011.2 Analysis
7 Cape Winelands Schools Chess - Top Schools 2018 (U13 Mix) 2018/07/28 2018/07/28 Cape Winelands (WCW) Rapid 30 0.60 5 4 0.5 1020.5 1170.2 Analysis
6 Western Cape Schools Individuals 2018 (U11 Boys) 2018/05/19 2018/05/20 Overberg (WOS) Standard 60 0.83 6 6 3.0 1037.1 1022.8 Analysis
5 Cape Winelands Schools Prestige 2018 (U11 Boys) 2018/03/24 2018/03/25 Cape Winelands (WCW) Standard 60 0.83 7 7 4.0 1066.8 1040.4 Analysis
4 Cape Winelands Schools Trials 1 2018 (U11 Boys) 2018/03/03 2018/03/03 Cape Winelands (WCW) Rapid 30 0.60 6 6 4.0 1066.8 1218.8 Analysis
3 North Boland Trials 2018 (U11 Boys) 2018/02/17 2018/02/17 Cape Winelands (WCW) Rapid 30 0.60 5 5 4.0 1034.2 1200.0 Analysis
2 South African Junior Blitz 2017 Championships (B) 2018/01/07 2018/01/07 4 Knights (4K) Blitz 5 0.18 7 6 3.5 1200.0 1200.0 Analysis
1 South African Junior Team Championships 2017 (U12D) 2018/01/04 2018/01/08 4 Knights (4K) Standard 120 1.00 7 6 1.5 1200.0 1200.0 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 25 3 23 26.5 52.0 16.7 937.4 954.1
White 27 12 0 15 12.0 44.4 -47.2 955.9 908.6
Black 24 13 3 8 14.5 60.4 88.5 916.7 1005.3
Standard All 24 11 1 12 11.5 47.9 -17.7 936.3 918.6
White 12 4 0 8 4.0 33.3 -141.7 903.6 761.9
Black 12 7 1 4 7.5 62.5 106.3 969.1 1075.3
Rapid All 21 11 1 9 11.5 54.8 40.5 996.5 1037.0
White 12 7 0 5 7.0 58.3 70.8 1031.3 1102.1
Black 9 4 1 4 4.5 50.0 0.0 950.2 950.2
Blitz All 6 3 1 2 3.5 58.3 70.8 735.0 805.8
White 3 1 0 2 1.0 33.3 -141.7 863.3 721.7
Black 3 2 1 0 2.5 83.3 283.3 606.7 890.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 107078359 Davids, R (Rafael) 3 1.0 1 0 2 33.3 1055.9 -141.7 914.3 View list
2 107078341 Ismail, A (Amar) 2 0.0 0 0 2 0.0 1035.7 -425.0 610.7 View list
3 108072617 Adonis, D (Dylan) 1 1.0 1 0 0 100.0 1066.8 425.0 1491.8 View list
4 1070097081 Fortuin, R (Robin) 1 1.0 1 0 0 100.0 1034.2 425.0 1459.2 View list
5 1080099822 Isaacs, L (Lucas) 1 1.0 1 0 0 100.0 1037.1 425.0 1462.1 View list
6 204080588 Gwangwa, Q (Quraisha) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 108059020 Geyser, JM (Jacobus) 1 1.0 1 0 0 100.0 1066.8 425.0 1491.8 View list
8 108078354 De Vos, ES (Eustace Steyn) 1 1.0 1 0 0 100.0 1066.8 425.0 1491.8 View list
9 1070118452 De Bruyn, F (Furlin) 1 1.0 1 0 0 100.0 1040.0 425.0 1465.0 View list
10 2070098102 Conradie, R (Robyn) 1 1.0 1 0 0 100.0 992.9 425.0 1417.9 View list
11 206072835 Botha, C (Carla) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 106068126 Beesley, C (Cameron) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
13 108087348 Jansen, C (Cheslin) 1 1.0 1 0 0 100.0 1066.8 425.0 1491.8 View list
14 1070132338 Jimlongo, L (Lolwethu) 1 1.0 1 0 0 100.0 1040.0 425.0 1465.0 View list
15 1070108627 Louw, T (Tyrique) 1 1.0 1 0 0 100.0 1040.0 425.0 1465.0 View list
16 1060097097 Matthys, C (Curwin) 1 1.0 1 0 0 100.0 992.9 425.0 1417.9 View list
17 107057153 Mostert, I (Isai) 1 1.0 1 0 0 100.0 1034.2 425.0 1459.2 View list
18 107076745 Philander, R (Rayden) 1 1.0 1 0 0 100.0 1037.1 425.0 1462.1 View list
19 107057155 Pretorius, JB (Johnny) 1 1.0 1 0 0 100.0 1037.1 425.0 1462.1 View list
20 107060804 Rennie, D (David) 1 1.0 1 0 0 100.0 1066.8 425.0 1491.8 View list