Player Page

Jonas, K (Kirwan)
Dob: 2007/09/24 (U18)
Gender: Male
Chess SA id: 107057892
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/02/17 (92 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 rating1251.8
Curent Weighted rating1211.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1251.8
Current floor (min rating allowed)751.8
Current highest rating achieved1251.8
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)±154.0
Current Raw change used (final)0.0
Projected new Raw rating1251.8
Projected new Weighed rating1215.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1251.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1251.8
Projected new floor751.8
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 rating1259.4
Curent Weighted rating1213.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1259.4
Current floor (min rating allowed)759.4
Current highest rating achieved1259.4
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)±152.4
Current Raw change used (final)0.0
Projected new Raw rating1259.4
Projected new Weighed rating1217.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1259.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1259.4
Projected new floor759.4
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)759.4
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 floor759.4
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Cape Winelands Schools - HS Trials 1 2024 (U18 Boys) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 4.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
1 Cape Winelands Schools - HS Trials 1 2024 (U18 Boys) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 6 4 0 2 4.0 66.7 141.7 1386.7 1528.4
White 3 2 0 1 2.0 66.7 141.7 1420.9 1562.5
Black 3 2 0 1 2.0 66.7 141.7 1352.5 1494.2
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 6 4 0 2 4.0 66.7 141.7 1386.7 1528.4
White 3 2 0 1 2.0 66.7 141.7 1420.9 1562.5
Black 3 2 0 1 2.0 66.7 141.7 1352.5 1494.2
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 6 4 0 2 4.0 66.7 141.7 1386.7 1528.4
White 3 2 0 1 2.0 66.7 141.7 1420.9 1562.5
Black 3 2 0 1 2.0 66.7 141.7 1352.5 1494.2
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 6 4 0 2 4.0 66.7 141.7 1386.7 1528.4
White 3 2 0 1 2.0 66.7 141.7 1420.9 1562.5
Black 3 2 0 1 2.0 66.7 141.7 1352.5 1494.2
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 1070156957 Kotze, J (Johann) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1080113447 February, E (Ethan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1060162870 Dos Martiris, A (Antonio) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1080113450 Alkaster, R (Rickelme) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 106072635 Williams, B (Brett) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
6 106087912 Lielieveld, F (Franco) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list