Chess South Africa
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Chess South Africa
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
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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 rating
1251.8
Curent Weighted rating
1211.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1251.8
Current floor (min rating allowed)
751.8
Current highest rating achieved
1251.8
Current K-factor
36
Games played this month
0
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 rating
1251.8
Projected new Weighed rating
1215.5
Projected new Weighted performance
0.0
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 rating
1251.8
Projected new floor
751.8
Projected new K-facor
36
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 rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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 rating
1259.4
Curent Weighted rating
1213.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1259.4
Current floor (min rating allowed)
759.4
Current highest rating achieved
1259.4
Current K-factor
36
Games played this month
0
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 rating
1259.4
Projected new Weighed rating
1217.8
Projected new Weighted performance
0.0
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 rating
1259.4
Projected new floor
759.4
Projected new K-facor
36
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 rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
759.4
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
759.4
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
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
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
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
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
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