Player Page

Griffiths, J (Jonathan)
Dob: 2015/05/26 (U10)
Gender: Male
Chess SA id: 1150301509
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (198 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 rating1226.6
Current Weighted rating1215.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1226.6
Current highest rating achieved1243.3
Current floor (min rating allowed)743.3
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)±159.6
Current Raw change used (final)0.0
Projected new Raw rating1226.6
Projected new Weighed rating1119.0
Projected new Weighted performance934.5
Projected new final Raw rating (if new WP > new Raw)1226.6
Projected new highest rating1243.3
Projected new floor743.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1226.6
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 rating1183.6
Current Weighted rating1194.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1194.0
Current highest rating achieved1183.6
Current floor (min rating allowed)683.6
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)±169.7
Current Raw change used (final)0.0
Projected new Raw rating1183.6
Projected new Weighed rating1098.3
Projected new Weighted performance358.7
Projected new final Raw rating (if new WP > new Raw)1183.6
Projected new highest rating1183.6
Projected new floor683.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1183.6
Projected effective change (new Official - current Official)-10.4
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 rating1272.0
Current Weighted rating1236.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1272.0
Current highest rating achieved1272.0
Current floor (min rating allowed)772.0
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)±149.6
Current Raw change used (final)0.0
Projected new Raw rating1272.0
Projected new Weighed rating1138.8
Projected new Weighted performance776.9
Projected new final Raw rating (if new WP > new Raw)1272.0
Projected new highest rating1272.0
Projected new floor772.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1272.0
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 achieved0.0
Current floor (min rating allowed)700.0
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)±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 rating0.0
Projected new floor700.0
Projected new K-facor40
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 Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Boys) 2024/05/11 2024/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1243.3 1200.0 Analysis
2 Kempton Park Cluster Teams League 2024 (U9B) 2024/04/13 2024/04/13 Ekurhuleni (GE) Rapid 30 0.60 5 4 3.5 1212.2 1221.6 Analysis
1 Kempton Park Cluster Individuals 2024 (U9 Boys) 2024/03/02 2024/03/02 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Boys) 2024/05/11 2024/05/11 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1243.3 1200.0 Analysis
2 Kempton Park Cluster Teams League 2024 (U9B) 2024/04/13 2024/04/13 Ekurhuleni (GE) Rapid 30 0.60 5 4 3.5 1212.2 1221.6 Analysis
1 Kempton Park Cluster Individuals 2024 (U9 Boys) 2024/03/02 2024/03/02 Ekurhuleni (GE) Rapid 30 0.60 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 14 8 1 5 8.5 60.7 91.1 1212.1 1303.2
White 7 4 1 2 4.5 64.3 121.4 1193.1 1314.5
Black 7 4 0 3 4.0 57.1 60.7 1231.1 1291.8
Standard All 5 2 0 3 2.0 40.0 -85.0 1239.4 1154.4
White 3 2 0 1 2.0 66.7 141.7 1200.0 1341.7
Black 2 0 0 2 0.0 0.0 -425.0 1298.5 873.5
Rapid All 9 6 1 2 6.5 72.2 188.9 1196.9 1385.8
White 4 2 1 1 2.5 62.5 106.3 1187.9 1294.1
Black 5 4 0 1 4.0 80.0 255.0 1204.1 1459.1
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 14 8 1 5 8.5 60.7 91.1 1212.1 1303.2
White 7 4 1 2 4.5 64.3 121.4 1193.1 1314.5
Black 7 4 0 3 4.0 57.1 60.7 1231.1 1291.8
Standard All 5 2 0 3 2.0 40.0 -85.0 1239.4 1154.4
White 3 2 0 1 2.0 66.7 141.7 1200.0 1341.7
Black 2 0 0 2 0.0 0.0 -425.0 1298.5 873.5
Rapid All 9 6 1 2 6.5 72.2 188.9 1196.9 1385.8
White 4 2 1 1 2.5 62.5 106.3 1187.9 1294.1
Black 5 4 0 1 4.0 80.0 255.0 1204.1 1459.1
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 1150153981 Hatton, J (James Michael) 2 0.0 0 0 2 0.0 1221.7 -425.0 796.7 View list
2 2160144438 Machuisa, M (Mokgethwa) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1160301510 Lamola, L (Leago) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 2150302621 Bernhardt, A (Amy-Leigh) 1 1.0 1 0 0 100.0 1212.2 425.0 1637.2 View list
5 1150302638 Moabelo, T (Thema) 1 1.0 1 0 0 100.0 1212.2 425.0 1637.2 View list
6 1160302635 Matehene, K (Kgothatso) 1 1.0 1 0 0 100.0 1212.2 425.0 1637.2 View list
7 1170301521 Pelser, G (Gysbert) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1150305767 Motloe, M (Mbuso) 1 1.0 1 0 0 100.0 1243.3 425.0 1668.3 View list
9 1150305773 Tsagane, O (Omphile) 1 1.0 1 0 0 100.0 1243.3 425.0 1668.3 View list
10 1140302644 Steyn, J (Jaco) 1 0.5 0 1 0 50.0 1212.2 0.0 1212.2 View list
11 1160305771 Sello, L (Lesego) 1 0.0 0 0 1 0.0 1243.3 -425.0 818.3 View list
12 1150301514 Mokokoane, A (Abuthi) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 1160154053 Masekela, L (Lepato) 1 0.0 0 0 1 0.0 1243.3 -425.0 818.3 View list