Player Page

Pieterse, R (Ronan)
Dob: 2006/11/08 (U20)
Gender: Male
Chess SA id: 1060108574
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2024/03/09 (70 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 rating1311.4
Curent Weighted rating1283.4
Curent Weighted performance1288.6
Current official/published rating (highest between Raw, WR and WP)1311.4
Current floor (min rating allowed)845.1
Current highest rating achieved1345.1
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)±141.5
Current Raw change used (final)0.0
Projected new Raw rating1311.4
Projected new Weighed rating1286.0
Projected new Weighted performance1288.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1311.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1345.1
Projected new floor845.1
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 rating1314.0
Curent Weighted rating1287.9
Curent Weighted performance1283.8
Current official/published rating (highest between Raw, WR and WP)1314.0
Current floor (min rating allowed)840.8
Current highest rating achieved1340.8
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)±141.0
Current Raw change used (final)0.0
Projected new Raw rating1314.0
Projected new Weighed rating1290.2
Projected new Weighted performance1283.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1314.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1340.8
Projected new floor840.8
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 rating1070.0
Curent Weighted rating1069.8
Curent Weighted performance805.1
Current official/published rating (highest between Raw, WR and WP)1070.0
Current floor (min rating allowed)646.0
Current highest rating achieved1146.0
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)±199.6
Current Raw change used (final)0.0
Projected new Raw rating1070.0
Projected new Weighed rating1069.7
Projected new Weighted performance805.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1070.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1146.0
Projected new floor646.0
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 rating1173.6
Curent Weighted rating1174.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1174.9
Current floor (min rating allowed)646.0
Current highest rating achieved1173.6
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)±172.2
Current Raw change used (final)0.0
Projected new Raw rating1173.6
Projected new Weighed rating1174.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1174.5
Projected effective change (new Official - current Official)-0.4
Projected new highest rating1173.6
Projected new floor646.0
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Eden School Chess Trials 1 2024 (U18 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 2.5 1317.4 1320.8 Analysis
2 Hessequa Skole Proewe 2 2024 (U18 Boys) 2024/02/03 2024/02/03 Eden District (WEG) Standard 60 0.83 5 5 3.5 1291.7 1292.4 Analysis
1 Hessequa Proewe 1 2024 (U18 Boys) 2024/01/27 2024/01/27 Eden District (WEG) Standard 60 0.83 5 5 3.0 1289.6 1293.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
33 Eden School Chess Trials 1 2024 (U18 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 2.5 1317.4 1320.8 Analysis
32 Hessequa Skole Proewe 2 2024 (U18 Boys) 2024/02/03 2024/02/03 Eden District (WEG) Standard 60 0.83 5 5 3.5 1291.7 1292.4 Analysis
31 Hessequa Proewe 1 2024 (U18 Boys) 2024/01/27 2024/01/27 Eden District (WEG) Standard 60 0.83 5 5 3.0 1289.6 1293.1 Analysis
30 Western Cape Club Championships 2023 (Tier 2) 2023/10/21 2023/10/22 Eden District (WEG) Standard 65 0.85 5 5 2.5 1256.6 1256.7 Analysis
29 Eden Trials 2+3 2023 (U18) 2023/04/15 2023/05/13 Eden District (WEG) Standard 60 0.83 10 6 2.5 1263.5 1268.6 Analysis
28 Eden Trails 1 2023 (U17 Boys) 2023/03/11 2023/03/11 Eden District (WEG) Standard 60 0.83 5 5 2.0 1299.7 1316.8 Analysis
27 Hessequa Proewe 2 2023 (O17 Seuns) 2023/02/11 2023/02/11 Eden District (WEG) Standard 60 0.83 5 5 4.0 1269.5 1286.9 Analysis
26 Hessequa Proewe 1 2023 (O17 Seuns) 2023/01/28 2023/01/28 Eden District (WEG) Standard 60 0.83 5 5 3.0 1259.3 1284.0 Analysis
25 VGK 2022 (Rapid Open) 2022/11/12 2022/11/12 Eden District (WEG) Rapid 17 0.42 6 6 2.5 1258.3 1046.4 Analysis
24 VGK 2022 (Blitz) 2022/11/12 2022/11/12 Eden District (WEG) Blitz 5 0.18 6 6 2.5 1258.3 1200.0 Analysis
23 Hessequa Ontwikkeling 2022 (Hoerskole) 2022/10/22 2022/10/22 Eden District (WEG) Rapid 30 0.60 5 5 2.5 1289.4 1082.0 Analysis
22 Albertinia Chess Club Closed 1 2022 (Open) 2022/09/10 2022/09/10 Eden District (WEG) Rapid 25 0.54 6 6 4.0 1273.7 1059.2 Analysis
21 Eden Topskole 2022 (O18 Ope) 2022/08/13 2022/08/13 Eden District (WEG) Standard 60 0.83 5 3 2.0 1272.8 1285.4 Analysis
20 Knysna Oyster Festival Rapid Chess 2022 (A) 2022/07/02 2022/07/02 Eden District (WEG) Rapid 30 0.60 5 5 1.0 1300.4 1146.0 Analysis
19 Eden Proewe 2 2022 (O18 Seuns) 2022/04/09 2022/04/09 Eden District (WEG) Standard 65 0.85 5 5 2.5 1332.2 1320.3 Analysis
18 Eden Proewe 1 2022 (O18 Seuns) 2022/03/12 2022/03/12 Eden District (WEG) Standard 65 0.85 5 5 3.5 1330.4 1316.7 Analysis
17 Hessequa Proewe 1 2022 (O18 Seuns) 2022/01/29 2022/01/29 Eden District (WEG) Standard 65 0.85 5 5 3.0 1345.1 1335.8 Analysis
16 Western Cape Club Championships 2021 (C) 2021/10/15 2021/10/17 Eden District (WEG) Standard 65 0.85 5 5 3.0 1344.6 1340.8 Analysis
15 Eden Proewe 2021 (O15 Seuns) 2021/10/15 2021/10/15 Eden District (WEG) Rapid 30 0.60 5 5 2.5 1344.6 1200.0 Analysis
14 Western Cape Schools 2020 (U15 Boys) 2020/03/14 2020/03/15 Cape Town (WCT) Standard 60 0.83 5 5 2.0 1293.9 1292.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 8 2 5 9.0 60.0 85.0 1257.1 1342.1
White 8 3 1 4 3.5 43.8 -53.1 1318.6 1265.5
Black 7 5 1 1 5.5 78.6 242.9 1186.9 1429.7
Standard All 15 8 2 5 9.0 60.0 85.0 1257.1 1342.1
White 8 3 1 4 3.5 43.8 -53.1 1318.6 1265.5
Black 7 5 1 1 5.5 78.6 242.9 1186.9 1429.7
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 176 87 27 62 100.5 57.1 60.4 1223.5 1283.9
White 89 45 12 32 51.0 57.3 62.1 1246.5 1308.6
Black 87 42 15 30 49.5 56.9 58.6 1200.0 1258.6
Standard All 143 75 21 47 85.5 59.8 83.2 1208.9 1292.1
White 72 37 9 26 41.5 57.6 64.9 1233.4 1298.4
Black 71 38 12 21 44.0 62.0 101.8 1184.0 1285.8
Rapid All 27 10 5 12 12.5 46.3 -31.5 1262.6 1231.1
White 13 7 3 3 8.5 65.4 130.8 1269.7 1400.5
Black 14 3 2 9 4.0 28.6 -182.1 1256.0 1073.9
Blitz All 6 2 1 3 2.5 41.7 -70.8 1396.1 1325.3
White 4 1 0 3 1.0 25.0 -212.5 1407.0 1194.5
Black 2 1 1 0 1.5 75.0 212.5 1374.3 1586.8
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1060108575 Pietersen, E (Enzalin) 8 3.5 1 5 2 43.8 1263.4 -53.1 1210.3 View list
2 107088314 Manho, L (Leancon) 5 0.0 0 0 5 0.0 1280.9 -425.0 855.9 View list
3 106088320 Groenewald, C (Curlin) 4 2.5 2 1 1 62.5 1293.4 106.3 1399.7 View list
4 106055788 Sefoor, J (Jordan) 4 2.0 0 4 0 50.0 1319.3 0.0 1319.3 View list
5 104055802 Sefoor, F (Fayden) 3 2.5 2 1 0 83.3 1335.9 283.3 1619.2 View list
6 107089396 Valentine, J (Jaden) 3 1.5 1 1 1 50.0 1290.7 0.0 1290.7 View list
7 107083837 Daniels, R (Reuben) 3 0.5 0 1 2 16.7 1271.3 -283.3 988.0 View list
8 206088319 Andrews, K (Kaylin) 2 2.0 2 0 0 100.0 1213.3 425.0 1638.3 View list
9 106065421 Burgess, J (Jaydelan-Waytt) 2 2.0 2 0 0 100.0 1234.7 425.0 1659.7 View list
10 1070108559 Kiewiet, M (Melvin) 2 2.0 2 0 0 100.0 1279.5 425.0 1704.5 View list
11 107055598 Moller, R (Ruan) 2 2.0 2 0 0 100.0 1234.7 425.0 1659.7 View list
12 1070191741 Vaaltyn, B (Benedict) 2 2.0 2 0 0 100.0 1290.7 425.0 1715.7 View list
13 104040032 Van Loggerenberg, P (Pierre) 2 2.0 2 0 0 100.0 1331.3 425.0 1756.3 View list
14 106086419 Le Roux, N (Nicolaas) 2 1.5 1 1 0 75.0 1304.0 212.5 1516.5 View list
15 1060109429 Campher, L (Luwiaan) 2 1.0 1 0 1 50.0 1331.3 0.0 1331.3 View list
16 108078116 Eksteen, L (Leigh Quin) 2 1.0 1 0 1 50.0 1275.0 0.0 1275.0 View list
17 107055783 Heynse, A (Armando) 2 1.0 1 0 1 50.0 1258.4 0.0 1258.4 View list
18 1070132018 Jacobs, P (Pernell) 2 1.0 1 0 1 50.0 1290.5 0.0 1290.5 View list
19 206083980 Losper, S (Simone) 2 1.0 1 0 1 50.0 1236.8 0.0 1236.8 View list
20 1070148865 Micheals, D (Dihogen) 2 1.0 1 0 1 50.0 1261.4 0.0 1261.4 View list