Player Page

Pieterse, M (Matthew)
Dob: 2011/11/26 (U14)
Gender: Male
Chess SA id: 1110140736
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/04/06 (42 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 rating1352.1
Curent Weighted rating1272.5
Curent Weighted performance1234.7
Current official/published rating (highest between Raw, WR and WP)1352.1
Current floor (min rating allowed)852.1
Current highest rating achieved1352.1
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)±133.5
Current Raw change used (final)0.0
Projected new Raw rating1352.1
Projected new Weighed rating1280.4
Projected new Weighted performance1234.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1352.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1352.1
Projected new floor852.1
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 rating1250.9
Curent Weighted rating1236.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1250.9
Current floor (min rating allowed)785.1
Current highest rating achieved1285.1
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)±154.2
Current Raw change used (final)0.0
Projected new Raw rating1250.9
Projected new Weighed rating1238.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1250.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1285.1
Projected new floor785.1
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 rating1326.9
Curent Weighted rating1264.2
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1326.9
Current floor (min rating allowed)826.9
Current highest rating achieved1326.9
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)±138.4
Current Raw change used (final)0.0
Projected new Raw rating1326.9
Projected new Weighed rating1270.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1326.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1326.9
Projected new floor826.9
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)826.9
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor826.9
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Cape Town Junior League Qualifier 2024 (U13 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 3 3.0 1289.0 1272.2 Analysis
2 Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1316.5 1285.1 Analysis
1 CT District East Schools Chess Individuals Trails 2024 (U13 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 4.0 1271.4 1234.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Cape Town Junior League Qualifier 2024 (U13 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 3 3.0 1289.0 1272.2 Analysis
5 Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1316.5 1285.1 Analysis
4 CT District East Schools Chess Individuals Trails 2024 (U13 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 4.0 1271.4 1234.0 Analysis
3 Rhenish Primary Tournament 2023 (U14) 2023/05/13 2023/05/13 Cape Winelands (WCW) Rapid 30 0.60 6 5 4.0 1240.9 1216.0 Analysis
2 District East Schools Chess Individual Trials 2023 (U13 Boys) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1213.7 1200.0 Analysis
1 Rhenish Primary Tournament 2022 (U12) 2022/05/14 2022/05/14 Cape Winelands (WCW) Rapid 30 0.60 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 14 8 2 4 9.0 64.3 121.4 1301.4 1422.8
White 7 3 1 3 3.5 50.0 0.0 1287.9 1287.9
Black 7 5 1 1 5.5 78.6 242.9 1314.9 1557.8
Standard All 11 5 2 4 6.0 54.5 38.6 1300.7 1339.3
White 5 1 1 3 1.5 30.0 -170.0 1308.1 1138.1
Black 6 4 1 1 4.5 75.0 212.5 1294.5 1507.0
Rapid All 3 3 0 0 3.0 100.0 425.0 1304.1 1729.1
White 2 2 0 0 2.0 100.0 425.0 1237.3 1662.3
Black 1 1 0 0 1.0 100.0 425.0 1437.7 1862.7
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 30 18 3 9 19.5 65.0 127.5 1267.8 1395.3
White 15 8 1 6 8.5 56.7 56.7 1255.7 1312.3
Black 15 10 2 3 11.0 73.3 198.3 1279.9 1478.2
Standard All 17 8 3 6 9.5 55.9 50.0 1290.3 1340.3
White 8 3 1 4 3.5 43.8 -53.1 1297.1 1244.0
Black 9 5 2 2 6.0 66.7 141.7 1284.3 1426.0
Rapid All 13 10 0 3 10.0 76.9 228.8 1238.2 1467.1
White 7 5 0 2 5.0 71.4 182.1 1208.3 1390.4
Black 6 5 0 1 5.0 83.3 283.3 1273.2 1556.5
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 1110138766 Mcweba, S (Sange) 2 1.5 1 1 0 75.0 1242.6 212.5 1455.1 View list
2 1110118934 Boshoff, M (Matthew) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1110150145 Abrams, M (Moegammad) 1 1.0 1 0 0 100.0 1213.7 425.0 1638.7 View list
4 1100150151 De Stadler, N (Nathan) 1 1.0 1 0 0 100.0 1213.7 425.0 1638.7 View list
5 1110108721 Heyes, Z (Zachary) 1 1.0 1 0 0 100.0 1271.4 425.0 1696.4 View list
6 1110150425 Haman, R (Rico) 1 1.0 1 0 0 100.0 1316.5 425.0 1741.5 View list
7 1100150154 Hagan, T (Tristin) 1 1.0 1 0 0 100.0 1240.9 425.0 1665.9 View list
8 1110138753 Geldenhuys, S (Stian) 1 1.0 1 0 0 100.0 1213.7 425.0 1638.7 View list
9 1120140728 Fourie, J (James) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1120151135 Onyire, P (Prince) 1 1.0 1 0 0 100.0 1289.0 425.0 1714.0 View list
11 2110139461 Ntangana, M (Mihle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1110301960 Liebenberg, J (Jayden) 1 1.0 1 0 0 100.0 1289.0 425.0 1714.0 View list
13 1110109004 Jeftha, L (Liam) 1 1.0 1 0 0 100.0 1271.4 425.0 1696.4 View list
14 1110097963 Pfaff, R (Ruben) 1 1.0 1 0 0 100.0 1271.4 425.0 1696.4 View list
15 1100138839 Rall, T (Tayne) 1 1.0 1 0 0 100.0 1240.9 425.0 1665.9 View list
16 1110118988 Schutte, D (Daniel) 1 1.0 1 0 0 100.0 1240.9 425.0 1665.9 View list
17 1100151154 Smith, A (Alto) 1 1.0 1 0 0 100.0 1240.9 425.0 1665.9 View list
18 1140143665 Somai, J (Jhash) 1 1.0 1 0 0 100.0 1289.0 425.0 1714.0 View list
19 1120147433 Issel, Y (Yaeesh) 1 0.5 0 1 0 50.0 1316.5 0.0 1316.5 View list
20 1110138506 Morrison, L (Liam) 1 0.5 0 1 0 50.0 1316.5 0.0 1316.5 View list