Player Page

Jacobs, J (Joel)
Dob: 2015/02/06 (U10)
Gender: Male
Chess SA id: 1150146349
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2024/04/13 (21 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 rating1413.3
Curent Weighted rating1275.2
Curent Weighted performance1411.8
Current official/published rating (highest between Raw, WR and WP)1413.3
Current floor (min rating allowed)913.3
Current highest rating achieved1413.3
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)±122.4
Current Raw change used (final)0.0
Projected new Raw rating1413.3
Projected new Weighed rating1288.8
Projected new Weighted performance1411.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1413.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1413.3
Projected new floor913.3
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 rating1417.2
Curent Weighted rating1285.9
Curent Weighted performance1415.1
Current official/published rating (highest between Raw, WR and WP)1417.2
Current floor (min rating allowed)917.2
Current highest rating achieved1417.2
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)±121.7
Current Raw change used (final)0.0
Projected new Raw rating1417.2
Projected new Weighed rating1299.0
Projected new Weighted performance1415.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1417.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1417.2
Projected new floor917.2
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)700.0
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor700.0
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 rating1102.4
Curent Weighted rating1103.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1103.4
Current floor (min rating allowed)700.0
Current highest rating achieved1102.4
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)±190.6
Current Raw change used (final)0.0
Projected new Raw rating1102.4
Projected new Weighed rating1102.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1102.7
Projected effective change (new Official - current Official)-0.7
Projected new highest rating1102.4
Projected new floor700.0
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
5 NMBCU Trials 2 2024 (U10) 2024/04/12 2024/04/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 6.0 1327.8 1334.4 Analysis
4 Sams Easter Invitational 1 2024 2024/03/27 2024/03/27 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1341.2 1354.2 Analysis
3 Chess Lovers Invitational March 2024 2024/03/20 2024/03/21 Nelson Mandela Bay (ENM) Standard 60 0.83 7 7 2.0 1341.2 1354.2 Analysis
2 Pearson Open Chess Tournament 2024 (C) 2024/02/23 2024/02/24 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 2.0 1322.1 1333.3 Analysis
1 NMBCU Trials 1 2024 (U10) 2024/02/16 2024/02/17 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 5.0 1322.1 1333.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
12 NMBCU Trials 2 2024 (U10) 2024/04/12 2024/04/13 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 6.0 1327.8 1334.4 Analysis
11 Sams Easter Invitational 1 2024 2024/03/27 2024/03/27 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1341.2 1354.2 Analysis
10 Chess Lovers Invitational March 2024 2024/03/20 2024/03/21 Nelson Mandela Bay (ENM) Standard 60 0.83 7 7 2.0 1341.2 1354.2 Analysis
9 Pearson Open Chess Tournament 2024 (C) 2024/02/23 2024/02/24 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 2.0 1322.1 1333.3 Analysis
8 NMBCU Trials 1 2024 (U10) 2024/02/16 2024/02/17 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 5.0 1322.1 1333.3 Analysis
7 Eastern Cape Chess Team Championship 2023 (U10) 2023/10/07 2023/10/08 Nelson Mandela Bay (ENM) Standard 65 0.85 5 3 3.0 1188.6 1199.6 Analysis
6 Eastern Cape Provincial Individual Championship 2023 (U10 Boys) 2023/10/05 2023/10/05 Nelson Mandela Bay (ENM) Standard 65 0.85 7 7 4.0 1188.6 1199.6 Analysis
5 NMBCU Closed 2023 (U10) 2023/08/11 2023/08/12 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 1.5 1234.6 1252.9 Analysis
4 NMBCU Trial 4 2023 (U10) 2023/07/28 2023/07/29 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 4.0 1197.5 1206.8 Analysis
3 EP Trials 3 2023 (U10) 2023/05/05 2023/05/06 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1202.6 1217.2 Analysis
2 NMB 1st Trials 2023 (U8+U10) 2023/02/17 2023/02/18 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.5 1189.0 1200.0 Analysis
1 PECC Blitz Closed 2022 2022/08/11 2022/08/18 Nelson Mandela Bay (ENM) Blitz 5 0.18 9 9 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 30 18 0 12 18.0 60.0 85.0 1319.1 1404.1
White 15 11 0 4 11.0 73.3 198.3 1321.6 1519.9
Black 15 7 0 8 7.0 46.7 -28.3 1316.7 1288.3
Standard All 30 18 0 12 18.0 60.0 85.0 1319.1 1404.1
White 15 11 0 4 11.0 73.3 198.3 1321.6 1519.9
Black 15 7 0 8 7.0 46.7 -28.3 1316.7 1288.3
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 73 37 6 30 40.0 54.8 40.8 1255.5 1296.3
White 36 22 4 10 24.0 66.7 141.7 1242.5 1384.2
Black 37 15 2 20 16.0 43.2 -57.4 1268.1 1210.7
Standard All 64 34 6 24 37.0 57.8 66.4 1264.5 1330.9
White 32 20 4 8 22.0 68.8 159.4 1249.9 1409.2
Black 32 14 2 16 15.0 46.9 -26.6 1279.2 1252.6
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 9 3 0 6 3.0 33.3 -141.7 1191.4 1049.8
White 4 2 0 2 2.0 50.0 0.0 1184.1 1184.1
Black 5 1 0 4 1.0 20.0 -255.0 1197.3 942.3
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1140143838 Manton, C (Charlie) 5 1.0 1 0 4 20.0 1281.9 -255.0 1026.9 View list
2 1150152419 King, J (Jaymie) 4 3.0 3 0 1 75.0 1270.5 212.5 1483.0 View list
3 1150139785 Furniss, T (Tyler) 4 2.0 2 0 2 50.0 1309.8 0.0 1309.8 View list
4 1140143836 Boggenpoel, L (Levi) 4 0.5 0 1 3 12.5 1240.6 -318.8 921.8 View list
5 1140139788 Swanepoel, B (Bijan) 3 2.0 2 0 1 66.7 1254.8 141.7 1396.5 View list
6 2140151201 Schreinders, M (Mia) 3 2.0 1 2 0 66.7 1208.7 141.7 1350.4 View list
7 1140140461 Cerfonteyn, R (Raees) 3 1.0 1 0 2 33.3 1240.7 -141.7 1099.1 View list
8 1130112094 Driscoll, S (Samuel) 3 1.0 1 0 2 33.3 1341.2 -141.7 1199.5 View list
9 1160153683 Verwey, M (Malan) 2 2.0 2 0 0 100.0 1324.9 425.0 1749.9 View list
10 1160151192 Kritzinger, A (Adrian) 2 1.0 1 0 1 50.0 1331.7 0.0 1331.7 View list
11 1150143842 Crawford, D (Dean) 2 0.0 0 0 2 0.0 1193.3 -425.0 768.3 View list
12 1120131278 Prinsloo, L (Liam) 2 0.0 0 0 2 0.0 1270.6 -425.0 845.6 View list
13 1140146562 Boggenpoel, B (Blake) 1 1.0 1 0 0 100.0 1341.2 425.0 1766.2 View list
14 2050140183 Billett, L (Lauren) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 1150147201 Bezuidenhout, J (Jarrod) 1 1.0 1 0 0 100.0 1327.8 425.0 1752.8 View list
16 1150143666 Combrinck, J (James Orion) 1 1.0 1 0 0 100.0 1188.6 425.0 1613.6 View list
17 1150191834 Dorfling, L (Liam) 1 1.0 1 0 0 100.0 1322.1 425.0 1747.1 View list
18 1160152443 Celliers, M (Morgan) 1 1.0 1 0 0 100.0 1327.8 425.0 1752.8 View list
19 1140191817 Du Preez, L (Luke) 1 1.0 1 0 0 100.0 1322.1 425.0 1747.1 View list
20 1140140935 Du Plessis, W (Walter) 1 1.0 1 0 0 100.0 1188.6 425.0 1613.6 View list