Player Page

Pieterse, C (Chioma)
Dob: 2008/07/04 (U18)
Gender: Female
Chess SA id: 2080102031
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2023/05/27 (344 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 rating1339.2
Curent Weighted rating1330.4
Curent Weighted performance1100.4
Current official/published rating (highest between Raw, WR and WP)1339.2
Current floor (min rating allowed)839.2
Current highest rating achieved1339.2
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)±136.0
Current Raw change used (final)0.0
Projected new Raw rating1339.2
Projected new Weighed rating1332.1
Projected new Weighted performance1100.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1339.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1339.2
Projected new floor839.2
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 rating1322.8
Curent Weighted rating1312.1
Curent Weighted performance861.4
Current official/published rating (highest between Raw, WR and WP)1322.8
Current floor (min rating allowed)822.8
Current highest rating achieved1322.8
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)±139.2
Current Raw change used (final)0.0
Projected new Raw rating1322.8
Projected new Weighed rating1313.9
Projected new Weighted performance861.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1322.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1322.8
Projected new floor822.8
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 rating1277.5
Curent Weighted rating1275.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1277.5
Current floor (min rating allowed)777.5
Current highest rating achieved1277.5
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)±148.5
Current Raw change used (final)0.0
Projected new Raw rating1277.5
Projected new Weighed rating1276.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1277.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1277.5
Projected new floor777.5
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)777.5
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 floor777.5
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
8 Gauteng Schools Individual Finals 2023 (U15 Girls) 2023/05/27 2023/05/27 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1303.6 1274.2 Analysis
7 OR Tambo Soncini Finals 2022 (Girls) 2022/10/29 2022/10/29 Ekurhuleni (GE) Rapid 30 0.60 5 5 4.0 1285.7 1230.0 Analysis
6 Ekurhuleni Soncini Playoffs 2022 (Girls) 2022/09/24 2022/09/24 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.5 1267.1 1200.0 Analysis
5 2021 Gauteng Schools Chess Championships (U13 Girls) 2021/10/16 2021/10/16 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1271.0 1283.6 Analysis
4 2019 Gauteng Primary Schools Individual Chess Championships (U11 Girls) 2019/05/25 2019/05/25 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1171.1 1166.0 Analysis
3 Ekurhuleni South School Chess 2019 (U11 Girls) 2019/05/11 2019/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1171.1 1166.0 Analysis
2 2018 Gauteng Secondary Schools Individual Chess Championships (U11 Girls) 2018/05/25 2018/05/25 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1200.0 1200.0 Analysis
1 Ekurhuleni South D6 Individual Finals 2018 (U11 Girls) 2018/05/19 2018/05/19 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 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 40 29 1 10 29.5 73.8 201.9 1129.2 1331.0
White 20 16 0 4 16.0 80.0 255.0 1145.3 1400.3
Black 20 13 1 6 13.5 67.5 148.8 1113.1 1261.8
Standard All 30 22 0 8 22.0 73.3 198.3 1103.2 1301.5
White 15 11 0 4 11.0 73.3 198.3 1120.1 1318.5
Black 15 11 0 4 11.0 73.3 198.3 1086.3 1284.6
Rapid All 10 7 1 2 7.5 75.0 212.5 1207.0 1419.5
White 5 5 0 0 5.0 100.0 425.0 1220.7 1645.7
Black 5 2 1 2 2.5 50.0 0.0 1193.3 1193.3
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 2090108309 Maharaj, A (Anaamika) 2 2.0 2 0 0 100.0 1221.0 425.0 1646.0 View list
2 208088664 Bosman, E (Elri) 2 0.0 0 0 2 0.0 1235.5 -425.0 810.5 View list
3 2090135229 Mofokeng, M (Mathabo) 1 1.0 1 0 0 100.0 1285.7 425.0 1710.7 View list
4 2090146370 Mavuso, A (Angel) 1 1.0 1 0 0 100.0 1285.7 425.0 1710.7 View list
5 2090115236 Mashankane, K (Kelebogile) 1 1.0 1 0 0 100.0 1171.1 425.0 1596.1 View list
6 2090145836 Maseko, O (Olwethu Rethabile) 1 1.0 1 0 0 100.0 1267.1 425.0 1692.1 View list
7 2090102053 Marakalala, R (Rebaone) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 2080115237 Malherbe, M (Mia) 1 1.0 1 0 0 100.0 1303.6 425.0 1728.6 View list
9 2080102046 Albrecht, L (Liza) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 2080101272 Janssen, D (Danelle) 1 1.0 1 0 0 100.0 1171.1 425.0 1596.1 View list
11 209083780 Grootboom, C (Chante) 1 1.0 1 0 0 100.0 1171.1 425.0 1596.1 View list
12 2080155381 Goodall, C (Chloe) 1 1.0 1 0 0 100.0 1303.6 425.0 1728.6 View list
13 207091196 Gebuza, M (Mbali) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
14 2090147270 Davis, A (Alyssa) 1 1.0 1 0 0 100.0 1285.7 425.0 1710.7 View list
15 2090101534 Cannon, NC (Natalie Christene) 1 1.0 1 0 0 100.0 1267.1 425.0 1692.1 View list
16 2080096803 Basson, P (Piper) 1 1.0 1 0 0 100.0 1171.1 425.0 1596.1 View list
17 2070102047 Ballot, K (Kayolin) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
18 207080447 Mofokeng, S (Sindisiwe) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
19 2080113547 Monosi, K (Katleho) 1 1.0 1 0 0 100.0 1271.0 425.0 1696.0 View list
20 2080106098 Nhambi, E (Emily) 1 1.0 1 0 0 100.0 1285.7 425.0 1710.7 View list