Player Page

Pfaff, R (Ruben)
Dob: 2011/01/13 (U14)
Gender: Male
Chess SA id: 1110097963
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/10/12 (59 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 rating1313.7
Current Weighted rating1314.5
Current Weighted performance1180.0
Current official/published rating (highest between Raw, WR and WP)1314.5
Current highest rating achieved1353.3
Current floor (min rating allowed)853.3
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 rating1313.7
Projected new Weighed rating1209.4
Projected new Weighted performance1180.0
Projected new final Raw rating (if new WP > new Raw)1313.7
Projected new highest rating1353.3
Projected new floor853.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1313.7
Projected effective change (new Official - current Official)-0.8
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 rating1255.6
Current Weighted rating1247.1
Current Weighted performance1153.7
Current official/published rating (highest between Raw, WR and WP)1255.6
Current highest rating achieved1307.1
Current floor (min rating allowed)807.1
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)±153.2
Current Raw change used (final)0.0
Projected new Raw rating1255.6
Projected new Weighed rating1147.2
Projected new Weighted performance1153.7
Projected new final Raw rating (if new WP > new Raw)1255.6
Projected new highest rating1307.1
Projected new floor807.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1255.6
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 rating1411.9
Current Weighted rating1404.1
Current Weighted performance1166.5
Current official/published rating (highest between Raw, WR and WP)1411.9
Current highest rating achieved1411.9
Current floor (min rating allowed)911.9
Current K-factor32
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)±122.6
Current Raw change used (final)0.0
Projected new Raw rating1411.9
Projected new Weighed rating1292.9
Projected new Weighted performance1166.5
Projected new final Raw rating (if new WP > new Raw)1411.9
Projected new highest rating1411.9
Projected new floor911.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1411.9
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 rating1160.0
Current Weighted rating1166.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1166.0
Current highest rating achieved1160.0
Current floor (min rating allowed)660.0
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)±175.5
Current Raw change used (final)0.0
Projected new Raw rating1160.0
Projected new Weighed rating1072.0
Projected new Weighted performance241.9
Projected new final Raw rating (if new WP > new Raw)1160.0
Projected new highest rating1160.0
Projected new floor660.0
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1160.0
Projected effective change (new Official - current Official)-6.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 De Hoop Chess Championship Tournament 2024 (U12+U14) 2024/10/12 2024/10/12 Cape Town (WCT) Standard 60 0.83 5 5 3.0 1305.0 1242.6 Analysis
3 Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 3 1.0 1327.7 1262.8 Analysis
2 De Hoop Teams Play Offs 2023 (U13 Mixed) 2024/02/10 2024/02/10 Cape Town (WCT) Standard 60 0.83 5 5 2.0 1339.4 1245.5 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 1339.4 1245.5 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
26 De Hoop Chess Championship Tournament 2024 (U12+U14) 2024/10/12 2024/10/12 Cape Town (WCT) Standard 60 0.83 5 5 3.0 1305.0 1242.6 Analysis
25 Cape Town Metro Schools Chess Closed Individuals 2024 (U13 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 3 1.0 1327.7 1262.8 Analysis
24 De Hoop Teams Play Offs 2023 (U13 Mixed) 2024/02/10 2024/02/10 Cape Town (WCT) Standard 60 0.83 5 5 2.0 1339.4 1245.5 Analysis
23 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 1339.4 1245.5 Analysis
22 De Hoop Chess Championship 2023 (Blitz U12) 2023/10/14 2023/10/14 Cape Town (WCT) Blitz 5 0.18 3 2 0.0 1317.4 1200.0 Analysis
21 De Hoop Chess Championship 2023 (U12) 2023/10/14 2023/10/14 Cape Town (WCT) Rapid 30 0.60 7 6 5.0 1317.4 1375.9 Analysis
20 CT Metro District East Top Schools Chess 2023 (U13 Mixed) 2023/07/29 2023/07/29 Cape Town (WCT) Rapid 30 0.60 7 5 4.0 1286.3 1341.3 Analysis
19 De Hoop Teams Play Offs 2023 (U13 Mixed) 2023/02/11 2023/02/11 Cape Town (WCT) Rapid 30 0.60 5 5 3.0 1300.2 1338.1 Analysis
18 Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Boys) 2023/02/03 2023/03/04 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1344.6 1307.1 Analysis
17 District East Schools Chess Individual Trials 2023 (U13 Boys) 2023/02/03 2023/02/04 Cape Town (WCT) Standard 60 0.83 6 6 4.5 1300.2 1250.6 Analysis
16 Western Cape Top Schools 2022 (U11 Mix) 2022/09/16 2022/09/17 Overberg (WOS) Standard 60 0.83 5 5 1.0 1332.2 1281.6 Analysis
15 Western Cape Schools 2022 (U11 Boys) 2022/05/28 2022/05/29 Cape Winelands (WCW) Standard 65 0.85 6 6 3.0 1350.3 1292.8 Analysis
14 Metro WP Schools Chess Trials 2022 (U11 Boys) 2022/04/22 2022/04/23 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1353.3 1292.4 Analysis
13 2022 East Dist Individuals (U11) 2022/03/13 2022/03/13 Cape Town (WCT) Rapid 45 0.74 6 6 5.0 1320.8 1285.9 Analysis
12 Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U12) 2022/02/19 2022/02/19 Cape Town (WCT) Rapid 30 0.60 5 5 3.0 1318.0 1275.5 Analysis
11 CWP Youth Day Rapid 2021 (U12) 2021/06/16 2021/06/16 Cape Town (WCT) Rapid 25 0.54 5 5 3.0 1315.1 1263.3 Analysis
10 The Manhattan Sweets & Super C National Chess Tournament 2019 (U9) 2019/09/06 2019/09/07 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1276.8 1256.0 Analysis
9 2019 WP Youth Open (D) 2019/07/13 2019/07/13 Cape Town (WCT) Standard 60 0.83 5 5 4.0 1231.1 1187.2 Analysis
8 Western Cape Schools Individuals 2019 (U9 Boys) 2019/05/18 2019/05/19 Eden District (WEG) Standard 60 0.83 6 6 3.0 1223.2 1189.2 Analysis
7 Rhenish Primary Chess Tournament 2019 (U10) 2019/05/11 2019/05/11 Cape Winelands (WCW) Rapid 30 0.60 7 7 4.0 1223.2 1260.1 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 18 10 0 8 10.0 55.6 47.2 1247.0 1294.2
White 11 6 0 5 6.0 54.5 38.6 1255.3 1294.0
Black 7 4 0 3 4.0 57.1 60.7 1233.8 1294.6
Standard All 18 10 0 8 10.0 55.6 47.2 1247.0 1294.2
White 11 6 0 5 6.0 54.5 38.6 1255.3 1294.0
Black 7 4 0 3 4.0 57.1 60.7 1233.8 1294.6
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 133 77 3 53 78.5 59.0 76.7 1233.3 1310.0
White 68 36 0 32 36.0 52.9 25.0 1244.6 1269.6
Black 65 41 3 21 42.5 65.4 130.8 1221.4 1352.2
Standard All 77 41 2 34 42.0 54.5 38.6 1238.3 1276.9
White 40 19 0 21 19.0 47.5 -21.3 1246.8 1225.5
Black 37 22 2 13 23.0 62.2 103.4 1229.0 1332.4
Rapid All 54 36 1 17 36.5 67.6 149.5 1224.7 1374.2
White 27 17 0 10 17.0 63.0 110.2 1244.9 1355.1
Black 27 19 1 7 19.5 72.2 188.9 1204.4 1393.3
Blitz All 2 0 0 2 0.0 0.0 -425.0 1273.6 848.6
White 1 0 0 1 0.0 0.0 -425.0 1149.8 724.8
Black 1 0 0 1 0.0 0.0 -425.0 1397.4 972.4
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1110118988 Schutte, D (Daniel) 5 5.0 5 0 0 100.0 1318.4 425.0 1743.4 View list
2 1110138751 Fisher, A (Aaron) 5 0.0 0 0 5 0.0 1315.9 -425.0 890.9 View list
3 1110113436 Richards, K (Kiran) 4 3.0 3 0 1 75.0 1310.0 212.5 1522.5 View list
4 1110130499 Lindes, CW (Carl) 3 1.0 1 0 2 33.3 1320.6 -141.7 1178.9 View list
5 1110096082 Edwards, I (Israel) 3 0.0 0 0 3 0.0 1210.4 -425.0 785.4 View list
6 1100109823 Calitz, J (Joey) 2 2.0 2 0 0 100.0 1227.2 425.0 1652.2 View list
7 111094682 Frankel, I (Isaac) 2 2.0 2 0 0 100.0 1200.0 425.0 1625.0 View list
8 1110109004 Jeftha, L (Liam) 2 2.0 2 0 0 100.0 1265.0 425.0 1690.0 View list
9 1110138766 Mcweba, S (Sange) 2 2.0 2 0 0 100.0 1303.5 425.0 1728.5 View list
10 1120112770 Botha, E (Eduan) 2 1.0 1 0 1 50.0 1292.2 0.0 1292.2 View list
11 1110097519 Beech, K (Kael) 2 0.5 0 1 1 25.0 1200.0 -212.5 987.5 View list
12 1110099722 Booysen, C (Chadlin) 2 0.0 0 0 2 0.0 1277.7 -425.0 852.7 View list
13 1110104004 Shapiro, M (Matthew) 2 0.0 0 0 2 0.0 1259.4 -425.0 834.4 View list
14 1110102387 Smith, Z (Zion) 2 0.0 0 0 2 0.0 1326.8 -425.0 901.8 View list
15 1110131799 Barends, Z (Zac) 1 1.0 1 0 0 100.0 1353.3 425.0 1778.3 View list
16 1110193368 Aucamp, J (Janko) 1 1.0 1 0 0 100.0 1339.4 425.0 1764.4 View list
17 1100147737 Boesak, N (Neo) 1 1.0 1 0 0 100.0 1300.2 425.0 1725.2 View list
18 111094683 Bingold, V (Vincent) 1 1.0 1 0 0 100.0 1209.2 425.0 1634.2 View list
19 2110150100 Bezuidenhout, S (Saskia) 1 1.0 1 0 0 100.0 1300.2 425.0 1725.2 View list
20 1110113438 Boshoff, L (Lukas) 1 1.0 1 0 0 100.0 1223.2 425.0 1648.2 View list