Player Page

De Villiers, C (Cohen)
Dob: 2006/02/22 (U20)
Gender: Male
Chess SA id: 106078154
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2022/04/09 (770 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 rating1142.2
Curent Weighted rating1142.2
Curent Weighted performance750.9
Current official/published rating (highest between Raw, WR and WP)1142.2
Current floor (min rating allowed)700.4
Current highest rating achieved1200.4
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)±180.0
Current Raw change used (final)0.0
Projected new Raw rating1142.2
Projected new Weighed rating1142.2
Projected new Weighted performance750.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1142.2
Projected effective change (new Official - current Official)-0.0
Projected new highest rating1200.4
Projected new floor700.4
Projected new K-facor36
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 rating1121.8
Curent Weighted rating1121.8
Curent Weighted performance743.6
Current official/published rating (highest between Raw, WR and WP)1121.8
Current floor (min rating allowed)697.0
Current highest rating achieved1197.0
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)±185.4
Current Raw change used (final)0.0
Projected new Raw rating1121.8
Projected new Weighed rating1121.8
Projected new Weighted performance743.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1121.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1197.0
Projected new floor697.0
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 rating752.0
Curent Weighted rating752.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)752.0
Current floor (min rating allowed)500.0
Current highest rating achieved752.0
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)±313.9
Current Raw change used (final)0.0
Projected new Raw rating752.0
Projected new Weighed rating752.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)752.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating752.0
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 rating752.0
Curent Weighted rating752.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)752.0
Current floor (min rating allowed)500.0
Current highest rating achieved752.0
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)±313.9
Current Raw change used (final)0.0
Projected new Raw rating752.0
Projected new Weighed rating752.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)752.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating752.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
12 Eden Proewe 2 2022 (O18 Seuns) 2022/04/09 2022/04/09 Eden District (WEG) Standard 65 0.85 5 5 2.0 1155.4 1136.6 Analysis
11 Eden Proewe 1 2022 (O18 Seuns) 2022/03/12 2022/03/12 Eden District (WEG) Standard 65 0.85 5 5 1.0 1200.4 1197.0 Analysis
10 Mosselbaai Skole Skaak Proewe 1 2022 (U18 Open) 2022/01/29 2022/01/29 Eden District (WEG) Standard 65 0.85 5 4 3.0 1178.6 1172.2 Analysis
9 Eden Schools Closed Trials 1 2020 (U15 Boys) 2020/03/07 2020/03/07 Eden District (WEG) Standard 65 0.85 5 5 3.0 1165.0 1159.0 Analysis
8 Mossel Bay Trials 2 2020 (U15) 2020/02/15 2020/02/15 Eden District (WEG) Standard 65 0.85 5 5 3.0 1156.2 1148.6 Analysis
7 Mossel Bay Trials 1 2020 (U15) 2020/02/01 2020/02/01 Eden District (WEG) Standard 65 0.85 5 5 3.5 1156.2 1148.6 Analysis
6 Eden Top Schools 2019 (U13) 2019/07/20 2019/07/20 Eden District (WEG) Standard 60 0.83 5 5 2.5 1083.8 1078.3 Analysis
5 Eden Trials 3 2019 (U14 Open) 2019/05/11 2019/05/11 Eden District (WEG) Standard 60 0.83 5 5 3.0 908.0 932.0 Analysis
4 Eden Trials 2 2019 (U14 Open) 2019/04/13 2019/04/13 Eden District (WEG) Standard 60 0.83 5 5 3.0 830.6 842.4 Analysis
3 Eden Trials 1 2019 (U14 Open) 2019/03/02 2019/03/02 Eden District (WEG) Standard 60 0.83 5 5 2.0 777.1 777.6 Analysis
2 Eden Top Schools 2018 (U13 Mix) 2018/07/28 2018/07/28 Eden District (WEG) Standard 60 0.83 5 5 1.0 778.4 778.4 Analysis
1 South African Junior Team Championships 2017 (U12D) 2018/01/04 2018/01/08 4 Knights (4K) Standard 120 1.00 7 7 4.5 752.0 752.0 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 66 31 6 29 34.0 51.5 12.9 1095.1 1108.0
White 34 14 4 16 16.0 47.1 -25.0 1085.6 1060.6
Black 32 17 2 13 18.0 56.3 53.1 1105.2 1158.3
Standard All 66 31 6 29 34.0 51.5 12.9 1095.1 1108.0
White 34 14 4 16 16.0 47.1 -25.0 1085.6 1060.6
Black 32 17 2 13 18.0 56.3 53.1 1105.2 1158.3
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 1060118499 Claassen, R (Ruwaldo) 3 2.0 2 0 1 66.7 1163.7 141.7 1305.3 View list
2 2050130835 Jones, J (Jamie-Lee) 2 2.0 2 0 0 100.0 1156.2 425.0 1581.2 View list
3 1060107849 Kamfer, P (Pedronique) 2 2.0 2 0 0 100.0 803.9 425.0 1228.8 View list
4 1060117260 Maart, F (Francis) 2 2.0 2 0 0 100.0 1083.8 425.0 1508.8 View list
5 207072850 Nel, D (Danika) 2 2.0 2 0 0 100.0 1083.8 425.0 1508.8 View list
6 1000132956 Baatjies, H (Henzel) 2 1.0 1 0 1 50.0 1182.7 0.0 1182.7 View list
7 1070098426 Tebe, A (Alexandria) 2 1.0 0 2 0 50.0 1083.8 0.0 1083.8 View list
8 105078131 Kiewiet, M (Marvin) 2 0.5 0 1 1 25.0 967.3 -212.5 754.8 View list
9 1050107882 Julies, N (Nigeal) 2 0.0 0 0 2 0.0 1177.9 -425.0 752.9 View list
10 107086420 Kruger, S (Sachin) 2 0.0 0 0 2 0.0 1083.8 -425.0 658.8 View list
11 1060108575 Pietersen, E (Enzalin) 2 0.0 0 0 2 0.0 1083.8 -425.0 658.8 View list
12 105088335 Taute, C (Clayden) 2 0.0 0 0 2 0.0 1182.7 -425.0 757.7 View list
13 1040136867 Fourie, C (Carlo) 1 1.0 1 0 0 100.0 1178.6 425.0 1603.6 View list
14 2060098465 Fana, A (Awethu) 1 1.0 1 0 0 100.0 1156.2 425.0 1581.2 View list
15 1060110950 Diemer, A (Adriaan) 1 1.0 1 0 0 100.0 908.0 425.0 1333.0 View list
16 105088317 Hendricks, J (Jereldo) 1 1.0 1 0 0 100.0 778.4 425.0 1203.4 View list
17 1050107883 Jacobs, V (Vaughan) 1 1.0 1 0 0 100.0 1155.4 425.0 1580.4 View list
18 107082961 Baadjies, B (Bradley) 1 1.0 1 0 0 100.0 777.1 425.0 1202.1 View list
19 106092942 Daniels, K (Keanu) 1 1.0 1 0 0 100.0 1178.6 425.0 1603.6 View list
20 207072974 Carstens, I (Ineke) 1 1.0 1 0 0 100.0 830.6 425.0 1255.6 View list