Player Page

Hefer, J (Jason)
Dob: 2009/04/30 (U16)
Gender: Male
Chess SA id: 1090139339
FIDE id:
Region: Lejweleputswa (FLW)
Citizen: RSA
Title(s):
Last active: 2024/09/21 (64 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 rating1176.1
Current Weighted rating1160.4
Current Weighted performance1059.7
Current official/published rating (highest between Raw, WR and WP)1176.1
Current highest rating achieved1220.8
Current floor (min rating allowed)720.8
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)±171.6
Current Raw change used (final)0.0
Projected new Raw rating1176.1
Projected new Weighed rating1067.1
Projected new Weighted performance1059.7
Projected new final Raw rating (if new WP > new Raw)1176.1
Projected new highest rating1220.8
Projected new floor720.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1176.1
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 rating1172.3
Current Weighted rating1150.9
Current Weighted performance1059.7
Current official/published rating (highest between Raw, WR and WP)1172.3
Current highest rating achieved1224.8
Current floor (min rating allowed)724.8
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)±172.5
Current Raw change used (final)0.0
Projected new Raw rating1172.3
Projected new Weighed rating1058.3
Projected new Weighted performance1059.7
Projected new final Raw rating (if new WP > new Raw)1172.3
Projected new highest rating1224.8
Projected new floor724.8
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1172.3
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 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
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
2 Lejweleputswa Closed Chess Championships 2024 (U16) 2024/09/21 2024/09/21 Lejweleputswa (FLW) Standard 63 0.84 5 4 2.0 1169.4 1162.9 Analysis
1 Lejweleputswa 3rd Qualifieng Tournament 2024 (U16) 2024/04/20 2024/04/20 Lejweleputswa (FLW) Standard 63 0.84 5 5 3.0 1142.5 1127.6 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
6 Lejweleputswa Closed Chess Championships 2024 (U16) 2024/09/21 2024/09/21 Lejweleputswa (FLW) Standard 63 0.84 5 4 2.0 1169.4 1162.9 Analysis
5 Lejweleputswa 3rd Qualifieng Tournament 2024 (U16) 2024/04/20 2024/04/20 Lejweleputswa (FLW) Standard 63 0.84 5 5 3.0 1142.5 1127.6 Analysis
4 Lejweleputswa 4th Qualifying Tournament 2023 (U16) 2023/05/26 2023/05/26 Lejweleputswa (FLW) Standard 63 0.84 5 5 2.0 1207.2 1207.5 Analysis
3 Inter Regional Chess Championship 2023 (U16) 2023/05/19 2023/05/20 Mangaung (FMB) Standard 62 0.84 5 5 1.0 1207.2 1207.5 Analysis
2 Lejweleputswa 3rd Qualifieng Tournament 2023 (C) 2023/04/21 2023/04/21 Lejweleputswa (FLW) Standard 63 0.84 5 5 2.0 1220.8 1224.8 Analysis
1 Lejweleputswa 2nd Qualifieng Tournament 2022 (D) 2022/03/19 2022/03/19 Lejweleputswa (FLW) Standard 63 0.84 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 9 5 0 4 5.0 55.6 47.2 1208.7 1255.9
White 4 3 0 1 3.0 75.0 212.5 1248.0 1460.5
Black 5 2 0 3 2.0 40.0 -85.0 1177.3 1092.3
Standard All 9 5 0 4 5.0 55.6 47.2 1208.7 1255.9
White 4 3 0 1 3.0 75.0 212.5 1248.0 1460.5
Black 5 2 0 3 2.0 40.0 -85.0 1177.3 1092.3
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 29 13 0 16 13.0 44.8 -44.0 1212.1 1168.1
White 15 8 0 7 8.0 53.3 28.3 1217.6 1245.9
Black 14 5 0 9 5.0 35.7 -121.4 1206.2 1084.8
Standard All 29 13 0 16 13.0 44.8 -44.0 1212.1 1168.1
White 15 8 0 7 8.0 53.3 28.3 1217.6 1245.9
Black 14 5 0 9 5.0 35.7 -121.4 1206.2 1084.8
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 109089849 Michalakis, S (Stylianos) 3 1.0 1 0 2 33.3 1199.1 -141.7 1057.5 View list
2 1090153937 Monyatso, T (Tankiso) 2 2.0 2 0 0 100.0 1214.0 425.0 1639.0 View list
3 1080152753 Cronje, M (Marnus) 2 1.0 1 0 1 50.0 1214.0 0.0 1214.0 View list
4 1080152755 Moru, T (Tshepo) 2 0.0 0 0 2 0.0 1214.0 -425.0 789.0 View list
5 1100097784 Van Brakel, J (Jandre) 2 0.0 0 0 2 0.0 1156.0 -425.0 731.0 View list
6 1090154839 Bezuidenhout, D (Dylan) 1 1.0 1 0 0 100.0 1207.2 425.0 1632.2 View list
7 2090302062 Benghiat, T (Telayla) 1 1.0 1 0 0 100.0 1142.5 425.0 1567.5 View list
8 1090114096 Mcnab, A (Andrew) 1 1.0 1 0 0 100.0 1169.4 425.0 1594.4 View list
9 1090114077 Dinale, K (Kabelo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1100302069 Thwala, M (Mthunzi) 1 1.0 1 0 0 100.0 1142.5 425.0 1567.5 View list
11 1100139347 Segalo, T (Tshiamo) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1090302067 Schourie, L (Liam) 1 1.0 1 0 0 100.0 1142.5 425.0 1567.5 View list
13 1090153938 Mosoeunyane, J (Junior) 1 1.0 1 0 0 100.0 1207.2 425.0 1632.2 View list
14 2100108110 Zabayo, P (Praise) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 1100133882 Tshaka, S (Sivuyile) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
16 2090107332 Tohlang, R (Reamohetse) 1 0.0 0 0 1 0.0 1207.2 -425.0 782.2 View list
17 1080154813 Phelane, K (Kwetsa) 1 0.0 0 0 1 0.0 1207.2 -425.0 782.2 View list
18 1100114074 Molongoana, P (Peo) 1 0.0 0 0 1 0.0 1169.4 -425.0 744.4 View list
19 1100302064 Mokoena, R (Reatile) 1 0.0 0 0 1 0.0 1142.5 -425.0 717.5 View list
20 108089844 Michalakis, K (Kiriakos) 1 0.0 0 0 1 0.0 1220.8 -425.0 795.8 View list