Chess South Africa
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Chess South Africa
Katz, Z (Zackary)
Dob:
2009/03/17 (U16)
Gender:
Male
Chess SA id:
1090306350
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/06/10 (25 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
Current Raw rating
1217.3
Current Weighted rating
1201.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1217.3
Current highest rating achieved
1217.3
Current floor (min rating allowed)
717.3
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)
±161.8
Current Raw change used (final)
0.0
Projected new Raw rating
1217.3
Projected new Weighed rating
1105.3
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1217.3
Projected new floor
717.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1217.3
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 rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
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
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 rating
1236.8
Current Weighted rating
1202.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1236.8
Current highest rating achieved
1236.8
Current floor (min rating allowed)
736.8
Current K-factor
36
s
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)
±157.3
Current Raw change used (final)
0.0
Projected new Raw rating
1236.8
Projected new Weighed rating
1106.8
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1236.8
Projected new floor
736.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1236.8
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 rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
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
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
JCC SAHETI High Schools League Round Robin 2024
2024/05/20
2024/06/10
Johannesburg Metro (GJM)
Rapid
20
0.47
7
2
2.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
JCC SAHETI High Schools League Round Robin 2024
2024/05/20
2024/06/10
Johannesburg Metro (GJM)
Rapid
20
0.47
7
2
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
White
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
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
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
White
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
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
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
White
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
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
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
White
2
2
0
0
2.0
100.0
425.0
1200.0
1625.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1080306345
Joffe, C (Cody)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2060306341
Henning, S (Siân)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
