Player Page

Petzer, J (Jayden)
Dob: 2012/07/13 (U14)
Gender: Male
Chess SA id: 1120133983
FIDE id:
Region: Buffalo City (EBC)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (6 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 rating1422.0
Curent Weighted rating1372.1
Curent Weighted performance1310.1
Current official/published rating (highest between Raw, WR and WP)1422.0
Current floor (min rating allowed)922.0
Current highest rating achieved1422.0
Current K-factor32
Games played this month5
Score (S)3.0
Expected score (We)3.25
Difference (S-We)-0.25
Current Raw change (no limits, including tournament time weight)-6.6
Current min/max change allowed (with limits)±120.9
Current Raw change used (final)-6.6
Projected new Raw rating1415.4
Projected new Weighed rating1377.7
Projected new Weighted performance1310.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1415.4
Projected effective change (new Official - current Official)-6.6
Projected new highest rating1422.0
Projected new floor922.0
Projected new K-facor32
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 rating1433.1
Curent Weighted rating1377.3
Curent Weighted performance1332.1
Current official/published rating (highest between Raw, WR and WP)1433.1
Current floor (min rating allowed)933.1
Current highest rating achieved1433.1
Current K-factor32
Games played this month5
Score (S)3.0
Expected score (We)3.28
Difference (S-We)-0.28
Current Raw change (no limits, including tournament time weight)-9.0
Current min/max change allowed (with limits)±119.0
Current Raw change used (final)-9.0
Projected new Raw rating1424.1
Projected new Weighed rating1383.5
Projected new Weighted performance1332.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1424.1
Projected effective change (new Official - current Official)-9.0
Projected new highest rating1433.1
Projected new floor933.1
Projected new K-facor32
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 rating1305.0
Curent Weighted rating1278.2
Curent Weighted performance1139.2
Current official/published rating (highest between Raw, WR and WP)1305.0
Current floor (min rating allowed)810.7
Current highest rating achieved1310.7
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)±142.8
Current Raw change used (final)0.0
Projected new Raw rating1305.0
Projected new Weighed rating1281.3
Projected new Weighted performance1139.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1305.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1310.7
Projected new floor810.7
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 rating1176.0
Curent Weighted rating1186.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1186.8
Current floor (min rating allowed)810.7
Current highest rating achieved1176.0
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)±171.6
Current Raw change used (final)0.0
Projected new Raw rating1176.0
Projected new Weighed rating1185.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1185.5
Projected effective change (new Official - current Official)-1.3
Projected new highest rating1176.0
Projected new floor810.7
Projected new K-facor40
Tournaments
Tournament: 3rd BC Trials 2024 (U14A)
Start: 2024/05/11  End: 2024/05/11  Host: EBC  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 3.0
Main rating: 1422.0  Rating gain/loss: -6.6
Type rating: 1433.1  Rating gain/loss: -9.0
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 3rd BC Trials 2024 (U14A) 2024/05/11 2024/05/11 Buffalo City (EBC) Standard 60 0.83 5 5 3.0 1422.0 1433.1 Analysis
3 Buffalo City Vikings Chess Trials 2024 (U14A) 2024/02/03 2024/02/03 Buffalo City (EBC) Standard 60 0.83 5 5 3.0 1403.4 1409.4 Analysis
2 Chess Vikings VP-Mall Blitz 2024 (B) 2024/01/27 2024/01/27 Buffalo City (EBC) Blitz 8 0.25 9 9 5.5 1397.8 1175.6 Analysis
1 2nd BC Trials 2024 (U14A) 2014/03/09 2014/03/09 Buffalo City (EBC) Standard 60 0.83 5 5 4.0 1407.1 1414.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
28 3rd BC Trials 2024 (U14A) 2024/05/11 2024/05/11 Buffalo City (EBC) Standard 60 0.83 5 5 3.0 1422.0 1433.1 Analysis
27 Buffalo City Vikings Chess Trials 2024 (U14A) 2024/02/03 2024/02/03 Buffalo City (EBC) Standard 60 0.83 5 5 3.0 1403.4 1409.4 Analysis
26 Chess Vikings VP-Mall Blitz 2024 (B) 2024/01/27 2024/01/27 Buffalo City (EBC) Blitz 8 0.25 9 9 5.5 1397.8 1175.6 Analysis
25 Chess Vikings Exam Rapid 2023 (B) 2023/11/04 2023/11/04 Buffalo City (EBC) Rapid 20 0.47 7 7 5.0 1391.9 1258.9 Analysis
24 BC Vikings Blitz Championship 2023 2023/10/05 2023/10/05 Buffalo City (EBC) Blitz 5 0.18 10 4 1.0 1390.9 1200.0 Analysis
23 BC Vikings Closed 2023 (U12) 2023/10/03 2023/10/04 Buffalo City (EBC) Standard 65 0.85 6 5 3.0 1390.9 1403.0 Analysis
22 UFH Heritage Open 2023 (C) 2023/09/23 2023/09/23 Amathole (EAL) Standard 62 0.84 5 5 3.0 1348.8 1349.4 Analysis
21 BCM Chess Clubs League 2023 (C) 2023/09/09 2023/09/16 Buffalo City (EBC) Standard 60 0.83 5 1 1.0 1348.8 1349.4 Analysis
20 BC 5th Trials 2023 (U12A) 2023/09/02 2023/09/02 Buffalo City (EBC) Standard 60 0.83 5 5 4.5 1348.8 1349.4 Analysis
19 3rd BC Trials 2023 (U12A) 2023/08/12 2023/08/12 Buffalo City (EBC) Standard 60 0.83 5 5 3.5 1338.3 1337.9 Analysis
18 2nd BC Trials 2023 (U12A) 2023/06/03 2023/06/03 Buffalo City (EBC) Rapid 30 0.60 7 5 3.0 1342.4 1247.7 Analysis
17 BC Chess Trials 1 of 5 2023 (U12A) 2023/04/22 2023/04/22 Buffalo City (EBC) Standard 60 0.83 5 5 3.0 1350.8 1348.7 Analysis
16 2nd Little Vikings 2023 (U10A+U12A) 2023/02/23 2023/02/23 Buffalo City (EBC) Standard 60 0.83 5 5 5.0 1248.2 1239.7 Analysis
15 Little Vikings 2023 (U10A+U12A) 2023/02/11 2023/02/11 Buffalo City (EBC) Standard 60 0.83 5 5 2.5 1248.2 1239.7 Analysis
14 2022 South African Junior Wild Card Chess Championships (U12 Open) 2022/12/09 2022/12/12 4 Knights (4K) Standard 120 1.00 7 7 3.0 1301.8 1287.2 Analysis
13 2022 South African Junior Team Chess Championships (U12 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 3.0 1301.8 1287.2 Analysis
12 Slum Knights 6th Open 2022 (B) 2022/11/12 2022/11/12 Buffalo City (EBC) Rapid 20 0.47 8 8 5.0 1282.2 1218.5 Analysis
11 Slum Knights 3rd Open 2022 (B) 2022/09/18 2022/09/18 Buffalo City (EBC) Rapid 35 0.66 6 6 3.0 1324.0 1310.7 Analysis
10 Slum Knights 2nd Open 2022 (B) 2022/09/17 2022/09/17 Buffalo City (EBC) Rapid 35 0.66 6 5 2.0 1324.0 1310.7 Analysis
9 Slum Knights 2022 (C) 2022/08/06 2022/08/06 Buffalo City (EBC) Rapid 35 0.66 6 6 5.5 1279.3 1234.4 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 19 10 3 6 11.5 60.5 89.5 1340.1 1429.5
White 10 5 1 4 5.5 55.0 42.5 1398.3 1440.8
Black 9 5 2 2 6.0 66.7 141.7 1275.3 1417.0
Standard All 10 5 2 3 6.0 60.0 85.0 1317.2 1402.2
White 5 2 1 2 2.5 50.0 0.0 1400.4 1400.4
Black 5 3 1 1 3.5 70.0 170.0 1234.0 1404.0
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 9 5 1 3 5.5 61.1 94.4 1365.4 1459.9
White 5 3 0 2 3.0 60.0 85.0 1396.2 1481.2
Black 4 2 1 1 2.5 62.5 106.3 1327.0 1433.2
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 147 84 13 50 90.5 61.6 98.3 1253.7 1352.0
White 73 42 7 24 45.5 62.3 104.8 1269.1 1373.9
Black 74 42 6 26 45.0 60.8 91.9 1238.5 1330.4
Standard All 84 48 9 27 52.5 62.5 106.3 1252.4 1358.7
White 41 21 5 15 23.5 57.3 62.2 1277.5 1339.6
Black 43 27 4 12 29.0 67.4 148.3 1228.6 1376.8
Rapid All 50 30 3 17 31.5 63.0 110.5 1234.2 1344.7
White 25 17 2 6 18.0 72.0 187.0 1220.8 1407.8
Black 25 13 1 11 13.5 54.0 34.0 1247.6 1281.6
Blitz All 13 6 1 6 6.5 50.0 0.0 1337.0 1337.0
White 7 4 0 3 4.0 57.1 60.7 1392.9 1453.7
Black 6 2 1 3 2.5 41.7 -70.8 1271.7 1200.8
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1130133657 George, A (Aaron) 5 1.5 1 1 3 30.0 1318.9 -170.0 1148.9 View list
2 1120136875 Nhiwatiwa, A (Anoshamisa) 4 3.0 3 0 1 75.0 1282.2 212.5 1494.7 View list
3 1120131139 Mabhera, J (Jedidiah) 4 0.0 0 0 5 0.0 1331.2 -425.0 906.2 View list
4 1120109254 Mazikana, E (Ethan) 4 0.0 0 0 4 0.0 1316.6 -425.0 891.6 View list
5 1130137759 Du Preez, D (Dante) 3 3.0 3 0 0 100.0 1373.7 425.0 1798.7 View list
6 2120141794 Kleynhans, R (Rachelle) 3 3.0 3 0 0 100.0 1302.5 425.0 1727.5 View list
7 1120148996 Hlela, Z (Zimi) 3 2.5 2 1 0 83.3 1347.3 283.3 1630.7 View list
8 2110131143 Ndumndum, O (Olwethu) 3 1.5 1 1 1 50.0 1187.7 0.0 1187.7 View list
9 2100109242 George, A (Alaina) 3 1.0 1 0 2 33.3 1305.3 -141.7 1163.6 View list
10 1120131144 Ndwandwa, L (Luhlumile) 3 1.0 0 2 1 33.3 1291.5 -141.7 1149.9 View list
11 108088680 Pearson, E (Ethan) 3 0.0 0 0 3 0.0 1334.7 -425.0 909.7 View list
12 1090097264 Cetyiwe, A (Asamele) 2 2.0 2 0 0 100.0 1272.5 425.0 1697.5 View list
13 1120150771 Harman, R (Ryan) 2 2.0 2 0 0 100.0 1365.1 425.0 1790.1 View list
14 1130136882 Jagers, N (Noah) 2 2.0 2 0 0 100.0 1298.5 425.0 1723.5 View list
15 1110137764 Siswana, A (Andiphile) 2 2.0 2 0 0 100.0 1255.7 425.0 1680.7 View list
16 1110161958 Van Der Sandt, J (Joshua) 2 2.0 2 0 0 100.0 1370.3 425.0 1795.3 View list
17 1140137766 Wildeman, J (Jordez) 2 2.0 2 0 0 100.0 1263.8 425.0 1688.8 View list
18 1100146655 Witbooi, J (Joshua) 2 2.0 2 0 0 100.0 1286.1 425.0 1711.1 View list
19 1120148990 Daniel, A (Aidan) 2 1.5 1 1 0 75.0 1293.3 212.5 1505.8 View list
20 1120160314 Canham, E (Ethan) 2 1.0 1 0 1 50.0 1364.6 0.0 1364.6 View list