Chess South Africa
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Chess South Africa
Coffin-Grey, K (Kayden)
Dob:
2011/06/01 (U14)
Gender:
Male
Chess SA id:
1110309629
FIDE id:
Region:
Ethekwini (KED)
Citizen:
RSA
Title(s):
Last active:
2024/08/17 (41 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
1167.6
Current Weighted rating
1197.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1197.4
Current highest rating achieved
1167.6
Current floor (min rating allowed)
667.6
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)
±173.6
Current Raw change used (final)
0.0
Projected new Raw rating
1167.6
Projected new Weighed rating
1101.5
Projected new Weighted performance
275.2
Projected new final Raw rating (if new WP > new Raw)
1167.6
Projected new highest rating
1167.6
Projected new floor
667.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1167.6
Projected effective change (new Official - current Official)
-29.8
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 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
1139.6
Current Weighted rating
1195.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1195.2
Current highest rating achieved
1139.6
Current floor (min rating allowed)
639.6
Current K-factor
40
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)
±180.7
Current Raw change used (final)
0.0
Projected new Raw rating
1139.6
Projected new Weighed rating
1099.4
Projected new Weighted performance
289.7
Projected new final Raw rating (if new WP > new Raw)
1139.6
Projected new highest rating
1139.6
Projected new floor
639.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1139.6
Projected effective change (new Official - current Official)
-55.6
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
Ashton International College Chess Champs 2024 (Senior Primary)
2024/08/17
2024/08/17
Ethekwini (KED)
Rapid
25
0.54
5
4
0.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
Ashton International College Chess Champs 2024 (Senior Primary)
2024/08/17
2024/08/17
Ethekwini (KED)
Rapid
25
0.54
5
4
0.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
4
0
1
3
0.5
12.5
-318.8
1200.2
881.4
White
2
0
1
1
0.5
25.0
-212.5
1200.3
987.8
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
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
4
0
1
3
0.5
12.5
-318.8
1200.2
881.4
White
2
0
1
1
0.5
25.0
-212.5
1200.3
987.8
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
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
4
0
1
3
0.5
12.5
-318.8
1200.2
881.4
White
2
0
1
1
0.5
25.0
-212.5
1200.3
987.8
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
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
4
0
1
3
0.5
12.5
-318.8
1200.2
881.4
White
2
0
1
1
0.5
25.0
-212.5
1200.3
987.8
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
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
2120309640
Sibisi, Z (Zekhethelo)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
2
1120309641
Sukraj, N (Nikhil)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
2120309632
Mabanga, A (Asemahle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1140156646
Arthur, Z (Zachary)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
