Player Page

Coetzee, M (Mauritz)
Dob: 2012/04/17 (U14)
Gender: Male
Chess SA id: 1120109368
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/09/01 (81 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 rating1225.4
Current Weighted rating1209.8
Current Weighted performance1157.3
Current official/published rating (highest between Raw, WR and WP)1225.4
Current highest rating achieved1291.8
Current floor (min rating allowed)791.8
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)±159.9
Current Raw change used (final)0.0
Projected new Raw rating1225.4
Projected new Weighed rating1114.6
Projected new Weighted performance1157.3
Projected new final Raw rating (if new WP > new Raw)1225.4
Projected new highest rating1291.8
Projected new floor791.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1225.4
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 rating1214.2
Current Weighted rating1200.6
Current Weighted performance1157.3
Current official/published rating (highest between Raw, WR and WP)1214.2
Current highest rating achieved1285.1
Current floor (min rating allowed)785.1
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)±162.5
Current Raw change used (final)0.0
Projected new Raw rating1214.2
Projected new Weighed rating1106.3
Projected new Weighted performance1157.3
Projected new final Raw rating (if new WP > new Raw)1214.2
Projected new highest rating1285.1
Projected new floor785.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1214.2
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 rating1172.4
Current Weighted rating1172.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1172.4
Current highest rating achieved1172.4
Current floor (min rating allowed)672.4
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)±172.5
Current Raw change used (final)0.0
Projected new Raw rating1172.4
Projected new Weighed rating1078.6
Projected new Weighted performance286.2
Projected new final Raw rating (if new WP > new Raw)1172.4
Projected new highest rating1172.4
Projected new floor672.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1172.4
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 2024 Etienne Lewis (U14) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1279.5 1269.6 Analysis
6 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1291.8 1285.1 Analysis
5 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1232.6 1228.2 Analysis
4 2024 Chris Greyling Open Chess Tournament (D2) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1250.8 1247.4 Analysis
3 2024 Constantiapark Open (D2) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1182.7 1176.8 Analysis
2 2024 Piet Robbertse Open Chess Tournament (D2) 2024/02/03 2024/02/04 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1182.7 1176.8 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U12C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 5.0 1091.7 1077.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
23 2024 Etienne Lewis (U14) 2024/08/30 2024/09/01 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1279.5 1269.6 Analysis
22 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13A) 2024/08/03 2024/08/03 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1291.8 1285.1 Analysis
21 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1232.6 1228.2 Analysis
20 2024 Chris Greyling Open Chess Tournament (D2) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1250.8 1247.4 Analysis
19 2024 Constantiapark Open (D2) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1182.7 1176.8 Analysis
18 2024 Piet Robbertse Open Chess Tournament (D2) 2024/02/03 2024/02/04 Tshwane (GTP) Standard 90 0.94 5 5 2.0 1182.7 1176.8 Analysis
17 2024 Gauteng Inter-Region Chess Championship (U12C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 5.0 1091.7 1077.8 Analysis
16 2023 Alekhine Open Tournament (D) 2023/09/09 2023/09/09 Tshwane (GTP) Standard 90 0.94 5 4 0.0 1145.5 1132.5 Analysis
15 2023 Etienne Lewis Closed Tournament (U12) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 2.0 1180.7 1167.1 Analysis
14 2023 Tshwane South School District CLOSED League Championship (U13) 2023/07/29 2023/07/29 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1223.4 1218.6 Analysis
13 2023 Tshwane South School District CLOSED Individual Championships (U11 Open) 2023/04/22 2023/04/22 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1161.4 1151.6 Analysis
12 2023 Afrikaans Hoër Seunskool Open Chess Tournament (D1) 2023/03/04 2023/03/04 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1151.1 1134.0 Analysis
11 Laerskool Constantiapark Open Chess Tournament 2023 (U12) 2023/02/18 2023/02/18 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1130.8 1106.8 Analysis
10 2023 Tshwane Chess Open Registration Tournament (D1) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1143.7 1118.4 Analysis
9 Lardies Tournament 2022 (U12) 2022/10/29 2022/10/29 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1142.0 1114.4 Analysis
8 D4 Play Offs 2022 (U11) 2022/07/30 2022/07/30 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1119.1 1076.8 Analysis
7 D4 Individuals 2022 (U11 Open) 2022/04/23 2022/04/23 Tshwane (GTP) Rapid 30 0.60 7 7 4.0 1083.8 1200.0 Analysis
6 CP Ope 2022 (D1) 2022/02/19 2022/02/19 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1040.3 1019.6 Analysis
5 2022 Tshwane Chess Open Registration Tournament (D2) 2022/01/29 2022/01/29 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1083.1 1064.4 Analysis
4 2021 Blou Bul Tournament (E) 2021/04/10 2021/04/10 Mangaung (FMB) Standard 60 0.83 5 5 2.0 1082.8 1056.8 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 37 20 2 15 21.0 56.8 57.4 1219.1 1276.5
White 20 12 2 6 13.0 65.0 127.5 1216.6 1344.1
Black 17 8 0 9 8.0 47.1 -25.0 1222.0 1197.0
Standard All 37 20 2 15 21.0 56.8 57.4 1219.1 1276.5
White 20 12 2 6 13.0 65.0 127.5 1216.6 1344.1
Black 17 8 0 9 8.0 47.1 -25.0 1222.0 1197.0
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 120 51 6 63 54.0 45.0 -42.5 1198.3 1155.8
White 63 25 6 32 28.0 44.4 -47.2 1209.7 1162.5
Black 57 26 0 31 26.0 45.6 -37.3 1185.7 1148.4
Standard All 113 47 6 60 50.0 44.2 -48.9 1197.7 1148.8
White 59 24 6 29 27.0 45.8 -36.0 1209.5 1173.5
Black 54 23 0 31 23.0 42.6 -63.0 1184.9 1121.9
Rapid All 7 4 0 3 4.0 57.1 60.7 1207.4 1268.1
White 4 1 0 3 1.0 25.0 -212.5 1212.8 1000.3
Black 3 3 0 0 3.0 100.0 425.0 1200.2 1625.2
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 1120148665 Van Der Merwe, H (Hendrik) 3 1.5 1 1 1 50.0 1167.3 0.0 1167.3 View list
2 1120096779 Yang, JD (Daniel) 3 0.0 0 0 3 0.0 1205.8 -425.0 780.8 View list
3 1120119644 Kilian, D (Daniel) 2 2.0 2 0 0 100.0 1102.9 425.0 1527.9 View list
4 1130134055 Swart, J (Jevan) 2 2.0 2 0 0 100.0 1132.8 425.0 1557.8 View list
5 1110139988 Van Der Loo, B (Benjamin Antonie) 2 2.0 2 0 0 100.0 1101.4 425.0 1526.4 View list
6 1120139981 Kirstein, T (Tinus Ederich) 2 1.0 1 0 1 50.0 1187.3 0.0 1187.3 View list
7 2120109367 Pillay, V (Verana) 2 1.0 1 0 1 50.0 1245.9 0.0 1245.9 View list
8 1120135739 Pretorius, P (Pieter) 2 1.0 1 0 1 50.0 1112.5 0.0 1112.5 View list
9 1110114768 Le Roux, D (Daniel) 2 0.0 0 0 2 0.0 1187.8 -425.0 762.8 View list
10 1130131224 Minny, O (Oban) 2 0.0 0 0 2 0.0 1083.3 -425.0 658.3 View list
11 1130134049 Grobler, J (Joshua) 1 1.0 1 0 0 100.0 1182.7 425.0 1607.7 View list
12 1120133904 Fokker, CD (Christiaan Dirk) 1 1.0 1 0 0 100.0 1291.8 425.0 1716.8 View list
13 2120134048 Erwee, E (Elizabeth) 1 1.0 1 0 0 100.0 1142.0 425.0 1567.0 View list
14 1120134044 De Bruyn, A (Alzane) 1 1.0 1 0 0 100.0 1082.8 425.0 1507.8 View list
15 1110109561 Coetzee, M (Marko) 1 1.0 1 0 0 100.0 1083.8 425.0 1508.8 View list
16 1150136649 Coetzee, A (Adriaan) 1 1.0 1 0 0 100.0 1091.7 425.0 1516.7 View list
17 1110107189 Briers, F (Frederik) 1 1.0 1 0 0 100.0 1119.1 425.0 1544.1 View list
18 2130134040 Botha, L (Lincke) 1 1.0 1 0 0 100.0 1040.3 425.0 1465.3 View list
19 2140153998 Hattingh, A (Adante) 1 1.0 1 0 0 100.0 1091.7 425.0 1516.7 View list
20 1130108354 Jansen Van Vuuren, G (Gianni) 1 1.0 1 0 0 100.0 1291.8 425.0 1716.8 View list