Player Page

Kiewiet, B (B Jay)
Dob: 2009/12/23 (U16)
Gender: Male
Chess SA id: 1090130785
FIDE id:
Region: Eden (WEG)
Citizen: RSA
Title(s):
Last active: 2024/06/08 (40 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 rating1414.4
Current Weighted rating1351.2
Current Weighted performance1310.2
Current official/published rating (highest between Raw, WR and WP)1414.4
Current highest rating achieved1438.7
Current floor (min rating allowed)938.7
Current K-factor32
Games played this month-4
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)±122.2
Current Raw change used (final)0.0
Projected new Raw rating1414.4
Projected new Weighed rating1244.3
Projected new Weighted performance1310.2
Projected new final Raw rating (if new WP > new Raw)1414.4
Projected new highest rating1438.7
Projected new floor938.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1414.4
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 rating1446.9
Current Weighted rating1339.4
Current Weighted performance1332.2
Current official/published rating (highest between Raw, WR and WP)1446.9
Current highest rating achieved1446.9
Current floor (min rating allowed)946.9
Current K-factor32
Games played this month-4
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)±116.6
Current Raw change used (final)0.0
Projected new Raw rating1446.9
Projected new Weighed rating1233.8
Projected new Weighted performance1332.2
Projected new final Raw rating (if new WP > new Raw)1446.9
Projected new highest rating1446.9
Projected new floor946.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1446.9
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 rating1246.1
Current Weighted rating1249.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1249.6
Current highest rating achieved1250.4
Current floor (min rating allowed)750.4
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)±155.3
Current Raw change used (final)0.0
Projected new Raw rating1246.1
Projected new Weighed rating1149.9
Projected new Weighted performance747.8
Projected new final Raw rating (if new WP > new Raw)1246.1
Projected new highest rating1250.4
Projected new floor750.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1246.1
Projected effective change (new Official - current Official)-3.5
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
3 Western Cape - Brian Raubenheimer Development Tournament 2024 (U15 Boys) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 35 0.66 6 6 3.0 1438.7 1250.4 Analysis
2 Eden Chess Trials 2 2024 (U16) 2024/04/13 2024/04/20 Eden (WEG) Standard 60 0.83 10 10 7.0 1338.6 1324.9 Analysis
1 Eden School Chess Trials 1 2024 (U15 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 3.0 1327.5 1308.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
16 Western Cape - Brian Raubenheimer Development Tournament 2024 (U15 Boys) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 35 0.66 6 6 3.0 1438.7 1250.4 Analysis
15 Eden Chess Trials 2 2024 (U16) 2024/04/13 2024/04/20 Eden (WEG) Standard 60 0.83 10 10 7.0 1338.6 1324.9 Analysis
14 Eden School Chess Trials 1 2024 (U15 Boys) 2024/03/09 2024/03/09 Eden District (WEG) Standard 60 0.83 5 5 3.0 1327.5 1308.0 Analysis
13 Eden Trials 2+3 2023 (U16) 2023/04/15 2023/05/13 Eden District (WEG) Standard 60 0.83 10 0 0.0 1327.5 1308.0 Analysis
12 Western Cape HS Individuals 2023 (U15 Boys) 2023/04/01 2023/04/02 Cape Town (WCT) Standard 60 0.83 6 6 2.0 1343.0 1325.6 Analysis
11 Eden Trails 1 2023 (U15 Boys) 2023/03/11 2023/03/11 Eden District (WEG) Standard 60 0.83 5 5 3.5 1320.0 1293.2 Analysis
10 Mossel Bay Schools Trials 2 2023 (U15 Boys) 2023/02/18 2023/02/18 Eden District (WEG) Standard 60 0.83 5 5 3.0 1319.1 1285.6 Analysis
9 Mossel Bay Schools Trials 1 2023 (U15 Boys) 2023/01/28 2023/01/28 Eden District (WEG) Standard 60 0.83 5 5 3.0 1319.7 1279.1 Analysis
8 Mossel Bay Open 2022 (C) 2022/10/01 2022/10/01 Eden District (WEG) Rapid 30 0.60 5 5 4.0 1279.1 1200.0 Analysis
7 Eden Topskole 2022 (O13 Ope) 2022/08/13 2022/08/13 Eden District (WEG) Standard 60 0.83 5 5 1.0 1299.7 1306.1 Analysis
6 Western Cape Schools 2022 (U13 Boys) 2022/05/28 2022/05/29 Cape Winelands (WCW) Standard 65 0.85 6 6 3.0 1295.1 1308.3 Analysis
5 Eden Proewe 2 2022 (O13 Seuns) 2022/04/09 2022/04/09 Eden District (WEG) Standard 65 0.85 5 5 3.0 1286.5 1300.7 Analysis
4 Eden Proewe 1 2022 (O13 Seuns) 2022/03/12 2022/03/12 Eden District (WEG) Standard 65 0.85 5 5 4.0 1239.7 1246.0 Analysis
3 Eden Schools Closed Trials 1 2020 (U11 Boys) 2020/03/07 2020/03/07 Eden District (WEG) Standard 65 0.85 5 4 2.0 1239.1 1246.4 Analysis
2 Mossel Bay Trials 2 2020 (U11) 2020/02/15 2020/02/15 Eden District (WEG) Standard 65 0.85 5 5 3.0 1200.0 1200.0 Analysis
1 Mossel Bay Trials 1 2020 (U11) 2020/02/01 2020/02/01 Eden District (WEG) Standard 65 0.85 5 5 3.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 21 13 0 8 13.0 61.9 101.2 1373.9 1475.1
White 11 8 0 3 8.0 72.7 193.2 1293.4 1486.6
Black 10 5 0 5 5.0 50.0 0.0 1462.5 1462.5
Standard All 15 10 0 5 10.0 66.7 141.7 1414.4 1556.1
White 8 7 0 1 7.0 87.5 318.8 1313.4 1632.1
Black 7 3 0 4 3.0 42.9 -60.7 1529.9 1469.2
Rapid All 6 3 0 3 3.0 50.0 0.0 1272.6 1272.6
White 3 1 0 2 1.0 33.3 -141.7 1240.2 1098.6
Black 3 2 0 1 2.0 66.7 141.7 1305.0 1446.7
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 82 47 2 33 48.0 58.5 72.6 1306.8 1379.3
White 43 24 2 17 25.0 58.1 69.2 1305.4 1374.6
Black 39 23 0 16 23.0 59.0 76.3 1308.3 1384.5
Standard All 71 40 2 29 41.0 57.7 65.8 1307.4 1373.3
White 38 21 2 15 22.0 57.9 67.1 1307.5 1374.6
Black 33 19 0 14 19.0 57.6 64.4 1307.3 1371.7
Rapid All 11 7 0 4 7.0 63.6 115.9 1302.4 1418.3
White 5 3 0 2 3.0 60.0 85.0 1289.2 1374.2
Black 6 4 0 2 4.0 66.7 141.7 1313.4 1455.1
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 1090119262 Bredenkamp, J (Jaydon) 4 0.0 0 0 4 0.0 1276.3 -425.0 851.3 View list
2 1100130762 Claassen, M (Mervin) 3 2.0 2 0 1 66.7 1259.4 141.7 1401.1 View list
3 1090150037 Hone, R (Ryan) 3 0.0 0 0 3 0.0 1328.4 -425.0 903.4 View list
4 1090130755 Beukes, Z (Zaydian) 2 2.0 2 0 0 100.0 1303.1 425.0 1728.1 View list
5 209088299 Golding, E (Elnichia) 2 2.0 2 0 0 100.0 1319.2 425.0 1744.2 View list
6 1080148915 Petersen, J (Jordan-Ray) 2 2.0 2 0 0 100.0 1319.4 425.0 1744.4 View list
7 1090109670 Swartz, T (Tayrese) 2 1.5 1 1 0 75.0 1279.5 212.5 1492.0 View list
8 1100131365 Michaels, J (Joshua) 2 1.0 1 0 1 50.0 1383.1 0.0 1383.1 View list
9 1100119486 Muller, K (Kieran) 2 1.0 1 0 1 50.0 1288.8 0.0 1288.8 View list
10 1100130764 Claassen, R (Raynier) 2 0.0 0 0 2 0.0 1288.8 -425.0 863.8 View list
11 1100108128 Prins, R (Reinhart) 2 0.0 0 0 2 0.0 1290.8 -425.0 865.8 View list
12 109086413 Scholtz, H (Hanko) 2 0.0 0 0 2 0.0 1309.8 -425.0 884.8 View list
13 2130136581 Brewis, S (Sienna) 1 1.0 1 0 0 100.0 1279.1 425.0 1704.1 View list
14 1100157819 De Bruin, M (Matthew) 1 1.0 1 0 0 100.0 1438.7 425.0 1863.7 View list
15 2100119464 Daniels, R (Richall) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
16 1110130128 Da Silva, D (Darren) 1 1.0 1 0 0 100.0 1279.1 425.0 1704.1 View list
17 2100119440 Aspeling, A (Anthea) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
18 1100108153 Arpin, L (Lukas) 1 1.0 1 0 0 100.0 1338.6 425.0 1763.6 View list
19 1080113450 Alkaster, R (Rickelme) 1 1.0 1 0 0 100.0 1343.0 425.0 1768.0 View list
20 1090110344 Adams, L (Lincoln) 1 1.0 1 0 0 100.0 1239.1 425.0 1664.1 View list