Player Page

Nel, J (Jacobus Johannes)
Dob: 2008/07/23 (U18)
Gender: Male
Chess SA id: 1080152859
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/09/21 (18 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 rating1269.6
Current Weighted rating1211.3
Current Weighted performance1175.4
Current official/published rating (highest between Raw, WR and WP)1269.6
Current highest rating achieved1361.5
Current floor (min rating allowed)861.5
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)±150.2
Current Raw change used (final)0.0
Projected new Raw rating1269.6
Projected new Weighed rating1116.0
Projected new Weighted performance1175.4
Projected new final Raw rating (if new WP > new Raw)1269.6
Projected new highest rating1361.5
Projected new floor861.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1269.6
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 rating1287.7
Current Weighted rating1206.0
Current Weighted performance1230.1
Current official/published rating (highest between Raw, WR and WP)1287.7
Current highest rating achieved1341.3
Current floor (min rating allowed)841.3
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)±146.3
Current Raw change used (final)0.0
Projected new Raw rating1287.7
Projected new Weighed rating1111.3
Projected new Weighted performance1230.1
Projected new final Raw rating (if new WP > new Raw)1287.7
Projected new highest rating1341.3
Projected new floor841.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1287.7
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 rating1155.0
Current Weighted rating1183.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1183.0
Current highest rating achieved1236.4
Current floor (min rating allowed)736.4
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)±176.8
Current Raw change used (final)0.0
Projected new Raw rating1155.0
Projected new Weighed rating1087.8
Projected new Weighted performance945.7
Projected new final Raw rating (if new WP > new Raw)1155.0
Projected new highest rating1236.4
Projected new floor736.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1155.0
Projected effective change (new Official - current Official)-28.0
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 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
9 Centurion Chess Open Tournament 2024 (C) 2024/09/21 2024/09/21 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1224.8 1236.9 Analysis
8 Cape Town Junior League Finals 2024 (U18 Open A) 2024/05/18 2024/05/18 Cape Town (WCT) Rapid 25 0.54 5 5 0.5 1357.3 1236.4 Analysis
7 Steinitz Chess Festival 2024 (Open) 2024/05/10 2024/05/12 Cape Town (WCT) Standard 90 0.94 6 5 0.0 1357.3 1328.7 Analysis
6 Cape Town Junior League - Qualifier 2 2024 (U18) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 6 2.0 1357.3 1236.4 Analysis
5 Strategize to Win 2024 (D) 2024/04/13 2024/04/14 Cape Town (WCT) Standard 70 0.87 5 5 2.0 1361.5 1341.3 Analysis
4 Cape Town Junior League Qualifier 2024 (U18 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 4 3.0 1361.5 1192.8 Analysis
3 Cape Town Open Chess Championship 2024 (Intermediate) 2024/03/16 2024/03/17 Cape Town (WCT) Standard 70 0.87 6 6 3.5 1208.8 1201.6 Analysis
2 Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1208.8 1201.6 Analysis
1 CT District East Schools Chess Individuals Trails 2024 (U18 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 3.0 1181.0 1162.4 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
14 Centurion Chess Open Tournament 2024 (C) 2024/09/21 2024/09/21 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1224.8 1236.9 Analysis
13 Cape Town Junior League Finals 2024 (U18 Open A) 2024/05/18 2024/05/18 Cape Town (WCT) Rapid 25 0.54 5 5 0.5 1357.3 1236.4 Analysis
12 Steinitz Chess Festival 2024 (Open) 2024/05/10 2024/05/12 Cape Town (WCT) Standard 90 0.94 6 5 0.0 1357.3 1328.7 Analysis
11 Cape Town Junior League - Qualifier 2 2024 (U18) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 6 2.0 1357.3 1236.4 Analysis
10 Strategize to Win 2024 (D) 2024/04/13 2024/04/14 Cape Town (WCT) Standard 70 0.87 5 5 2.0 1361.5 1341.3 Analysis
9 Cape Town Junior League Qualifier 2024 (U18 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 4 3.0 1361.5 1192.8 Analysis
8 Cape Town Open Chess Championship 2024 (Intermediate) 2024/03/16 2024/03/17 Cape Town (WCT) Standard 70 0.87 6 6 3.5 1208.8 1201.6 Analysis
7 Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.0 1208.8 1201.6 Analysis
6 CT District East Schools Chess Individuals Trails 2024 (U18 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 3.0 1181.0 1162.4 Analysis
5 Kraaifontein Open 2023 (Intermediate) 2023/12/09 2023/12/10 Cape Town (WCT) Standard 70 0.87 6 6 1.5 1204.8 1193.6 Analysis
4 Chess Elevation Series 2023 (Level 1A) 2023/11/03 2023/11/04 Cape Town (WCT) Standard 70 0.87 5 5 4.0 1107.4 1090.8 Analysis
3 Western Cape Closed Championship 2023 (U16) 2023/09/23 2023/09/23 Cape Town (WCT) Rapid 25 0.54 6 1 0.0 1107.8 1200.0 Analysis
2 WP Closed 2023 (U16) 2023/06/16 2023/06/17 Cape Town (WCT) Standard 70 0.87 6 5 0.5 1142.6 1130.8 Analysis
1 Cape Town Open 2023 (Intermediate) 2023/03/25 2023/03/26 Cape Town (WCT) Standard 70 0.87 6 4 0.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 47 20 2 25 21.0 44.7 -45.2 1345.6 1300.4
White 23 11 1 11 11.5 50.0 0.0 1367.2 1367.2
Black 24 9 1 14 9.5 39.6 -88.5 1325.0 1236.4
Standard All 32 15 1 16 15.5 48.4 -13.3 1338.4 1325.1
White 14 8 0 6 8.0 57.1 60.7 1348.3 1409.0
Black 18 7 1 10 7.5 41.7 -70.8 1330.7 1259.9
Rapid All 15 5 1 9 5.5 36.7 -113.3 1361.0 1247.6
White 9 3 1 5 3.5 38.9 -94.4 1396.5 1302.1
Black 6 2 0 4 2.0 33.3 -141.7 1307.7 1166.0
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 68 25 4 39 27.0 39.7 -87.5 1338.9 1251.4
White 35 15 2 18 16.0 45.7 -36.4 1352.2 1315.8
Black 33 10 2 21 11.0 33.3 -141.7 1324.8 1183.1
Standard All 52 20 3 29 21.5 41.3 -73.6 1328.4 1254.8
White 25 12 1 12 12.5 50.0 0.0 1328.2 1328.2
Black 27 8 2 17 9.0 33.3 -141.7 1328.6 1186.9
Rapid All 16 5 1 10 5.5 34.4 -132.8 1373.1 1240.3
White 10 3 1 6 3.5 35.0 -127.5 1412.4 1284.9
Black 6 2 0 4 2.0 33.3 -141.7 1307.7 1166.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 108089520 Adams, K (Kyron) 2 1.0 1 0 1 50.0 1271.3 0.0 1271.3 View list
2 1080097960 Kruger, D (Daniel) 2 0.0 0 0 2 0.0 1249.9 -425.0 824.9 View list
3 109076474 Palmer, J (Jesse) 2 0.0 0 0 2 0.0 1281.0 -425.0 856.0 View list
4 1120138507 Shasha, I (Iyanda) 2 0.0 0 0 2 0.0 1206.8 -425.0 781.8 View list
5 208088220 Afonso, IS (Isabella) 1 1.0 1 0 0 100.0 1208.8 425.0 1633.8 View list
6 1080157716 Badimo, L (Leano G) 1 1.0 1 0 0 100.0 1181.0 425.0 1606.0 View list
7 108051707 De Wit, M (Marnus) 1 1.0 1 0 0 100.0 1208.8 425.0 1633.8 View list
8 1070141922 De Haast, M (Marinus) 1 1.0 1 0 0 100.0 1224.8 425.0 1649.8 View list
9 1130134375 Copley, M (Murray) 1 1.0 1 0 0 100.0 1107.4 425.0 1532.4 View list
10 1120152458 Chadalavada, B (Bhaarghavarama) 1 1.0 1 0 0 100.0 1224.8 425.0 1649.8 View list
11 1090157940 Dubbeld, B (Benjamin) 1 1.0 1 0 0 100.0 1107.4 425.0 1532.4 View list
12 1070138858 Diedericks, J (Jordan) 1 1.0 1 0 0 100.0 1181.0 425.0 1606.0 View list
13 210090620 Goliath, E (Eugeney) 1 1.0 1 0 0 100.0 1361.5 425.0 1786.5 View list
14 2090150223 Hagan, B (Bianca) 1 1.0 1 0 0 100.0 1361.5 425.0 1786.5 View list
15 1080150210 Jonker, R (Ruan) 1 1.0 1 0 0 100.0 1208.8 425.0 1633.8 View list
16 1140146769 Klopper, B (Ben) 1 1.0 1 0 0 100.0 1107.4 425.0 1532.4 View list
17 1080157942 Koegelenberg, U (Ulrich) 1 1.0 1 0 0 100.0 1107.4 425.0 1532.4 View list
18 2120311082 Motumi, O (Omphy) 1 1.0 1 0 0 100.0 1224.8 425.0 1649.8 View list
19 108087015 Nieuwoudt, H (Hein) 1 1.0 1 0 0 100.0 1208.8 425.0 1633.8 View list
20 1990191523 Petersen, C (Cole) 1 1.0 1 0 0 100.0 1204.8 425.0 1629.8 View list