Player Page

Grobbelaar, A (Antoni)
Dob: 2012/09/01 (U14)
Gender: Male
Chess SA id: 1120305463
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/08/17 (99 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 rating1172.0
Current Weighted rating1193.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1193.8
Current highest rating achieved1201.4
Current floor (min rating allowed)701.4
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)±172.6
Current Raw change used (final)0.0
Projected new Raw rating1172.0
Projected new Weighed rating1098.1
Projected new Weighted performance584.3
Projected new final Raw rating (if new WP > new Raw)1172.0
Projected new highest rating1201.4
Projected new floor701.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1172.0
Projected effective change (new Official - current Official)-21.8
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
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 rating1152.2
Current Weighted rating1189.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1189.9
Current highest rating achieved1204.4
Current floor (min rating allowed)704.4
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)±177.5
Current Raw change used (final)0.0
Projected new Raw rating1152.2
Projected new Weighed rating1094.3
Projected new Weighted performance615.1
Projected new final Raw rating (if new WP > new Raw)1152.2
Projected new highest rating1204.4
Projected new floor704.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1152.2
Projected effective change (new Official - current Official)-37.7
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
2 Stellenbosch Primary 2024 (U13) 2024/08/17 2024/08/17 Cape Winelands (WCW) Rapid 30 0.60 5 5 1.0 1201.4 1204.4 Analysis
1 Rhenish PS Tournament 2024 (U14) 2024/05/11 2024/05/11 Cape Winelands (WCW) Rapid 27 0.57 6 6 3.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 Stellenbosch Primary 2024 (U13) 2024/08/17 2024/08/17 Cape Winelands (WCW) Rapid 30 0.60 5 5 1.0 1201.4 1204.4 Analysis
1 Rhenish PS Tournament 2024 (U14) 2024/05/11 2024/05/11 Cape Winelands (WCW) Rapid 27 0.57 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 11 4 0 7 4.0 36.4 -115.9 1219.1 1103.2
White 6 3 0 3 3.0 50.0 0.0 1189.8 1189.8
Black 5 1 0 4 1.0 20.0 -255.0 1254.4 999.4
Standard 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
Rapid All 11 4 0 7 4.0 36.4 -115.9 1219.1 1103.2
White 6 3 0 3 3.0 50.0 0.0 1189.8 1189.8
Black 5 1 0 4 1.0 20.0 -255.0 1254.4 999.4
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 11 4 0 7 4.0 36.4 -115.9 1219.1 1103.2
White 6 3 0 3 3.0 50.0 0.0 1189.8 1189.8
Black 5 1 0 4 1.0 20.0 -255.0 1254.4 999.4
Standard 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
Rapid All 11 4 0 7 4.0 36.4 -115.9 1219.1 1103.2
White 6 3 0 3 3.0 50.0 0.0 1189.8 1189.8
Black 5 1 0 4 1.0 20.0 -255.0 1254.4 999.4
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 1120309968 Kuhn, J (Jm) 1 1.0 1 0 0 100.0 1201.4 425.0 1626.4 View list
2 2120108998 Sauls, PQ (Piper) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1120305479 Wareley, C (Caleb) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1110139444 Senti, S (Samuel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1120156914 Segals, K (Kenzo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 1110309969 Maartin, K (Kieran) 1 0.0 0 0 1 0.0 1201.4 -425.0 776.4 View list
7 1110137462 Jephtha, U (Uziel) 1 0.0 0 0 1 0.0 1201.4 -425.0 776.4 View list
8 1110135521 Gaffoor, E (Eesa) 1 0.0 0 0 1 0.0 1201.4 -425.0 776.4 View list
9 1110118473 Frans, A (Aqeel) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1120156901 Fortuin, H (Haywill) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 1110138740 Amoraal, B (Benyamin) 1 0.0 0 0 1 0.0 1201.4 -425.0 776.4 View list