Player Page

Butler, K (Kelvin)
Dob: 2011/12/22 (U14)
Gender: Male
Chess SA id: 1110153788
FIDE id:
Region: West Coast (WCU)
Citizen: RSA
Title(s):
Last active: 2024/03/09 (70 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 rating1201.3
Curent Weighted rating1201.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1201.3
Current floor (min rating allowed)715.6
Current highest rating achieved1215.6
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)±165.5
Current Raw change used (final)0.0
Projected new Raw rating1201.3
Projected new Weighed rating1201.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1201.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1215.6
Projected new floor715.6
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 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 rating1203.9
Curent Weighted rating1201.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1203.9
Current floor (min rating allowed)728.0
Current highest rating achieved1228.0
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)±164.9
Current Raw change used (final)0.0
Projected new Raw rating1203.9
Projected new Weighed rating1201.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1203.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1228.0
Projected new floor728.0
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 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)728.0
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 floor728.0
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 West Coast Schools Chess Prestige Championships 2024 (U13 Boys) 2024/03/09 2024/03/09 West Coast (WCU) Rapid 30 0.60 5 5 2.0 1215.6 1228.0 Analysis
1 Lower West Coast Schools Chess Prestige 2024 (U13 Boys) 2024/02/17 2024/02/17 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1199.6 1197.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 West Coast Schools Chess Prestige Championships 2024 (U13 Boys) 2024/03/09 2024/03/09 West Coast (WCU) Rapid 30 0.60 5 5 2.0 1215.6 1228.0 Analysis
2 Lower West Coast Schools Chess Prestige 2024 (U13 Boys) 2024/02/17 2024/02/17 West Coast (WCU) Rapid 30 0.60 5 5 3.0 1199.6 1197.8 Analysis
1 Lower West Coast Primary Schools Prestige Championships 2023 (U13 Boys) 2023/03/04 2023/03/04 West Coast (WCU) Rapid 30 0.60 5 5 2.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 10 5 0 5 5.0 50.0 0.0 1208.2 1208.2
White 4 2 0 2 2.0 50.0 0.0 1180.1 1180.1
Black 6 3 0 3 3.0 50.0 0.0 1227.0 1227.0
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 10 5 0 5 5.0 50.0 0.0 1208.2 1208.2
White 4 2 0 2 2.0 50.0 0.0 1180.1 1180.1
Black 6 3 0 3 3.0 50.0 0.0 1227.0 1227.0
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 15 7 1 7 7.5 50.0 0.0 1202.2 1202.2
White 6 4 0 2 4.0 66.7 141.7 1186.7 1328.4
Black 9 3 1 5 3.5 38.9 -94.4 1212.5 1118.1
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 15 7 1 7 7.5 50.0 0.0 1202.2 1202.2
White 6 4 0 2 4.0 66.7 141.7 1186.7 1328.4
Black 9 3 1 5 3.5 38.9 -94.4 1212.5 1118.1
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 1100153810 West, C (Cole) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1120192666 Vraagom, E (Ethan) 1 1.0 1 0 0 100.0 1199.6 425.0 1624.6 View list
3 1110192557 Owies, A (Ashwin) 1 1.0 1 0 0 100.0 1215.6 425.0 1640.6 View list
4 1110134296 Maila, M (Mpendulo) 1 1.0 1 0 0 100.0 1215.6 425.0 1640.6 View list
5 1100153799 Maarman, Z (Zaib) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1110192650 Domingo, W (Willrique) 1 1.0 1 0 0 100.0 1199.6 425.0 1624.6 View list
7 1120192659 Pieters, C (Civano) 1 1.0 1 0 0 100.0 1199.6 425.0 1624.6 View list
8 1110153804 Persens, G (Geraldo) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
9 1100153807 Te Water, Q (Quinico) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1100142275 Solomons, M (Mateo) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
11 1120192649 Dirks, A (Aledin) 1 0.0 0 0 1 0.0 1215.6 -425.0 790.6 View list
12 1120147351 Louw, E (E-Jay) 1 0.0 0 0 1 0.0 1215.6 -425.0 790.6 View list
13 1120139044 Koopman, V (Virat) 1 0.0 0 0 1 0.0 1199.6 -425.0 774.6 View list
14 1120139039 Engelbrecht, V (Vinchenzo) 1 0.0 0 0 1 0.0 1215.6 -425.0 790.6 View list
15 1120192651 Eksteen, T (Theunis) 1 0.0 0 0 1 0.0 1199.6 -425.0 774.6 View list