Chess South Africa
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Chess South Africa
Coetzee, J (Joshua)
Dob:
2013/09/30 (U12)
Gender:
Male
Chess SA id:
1130157361
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/04/13 (64 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
1153.1
Current Weighted rating
1184.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1184.5
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±177.3
Current Raw change used (final)
0.0
Projected new Raw rating
1153.1
Projected new Weighed rating
1089.3
Projected new Weighted performance
528.1
Projected new final Raw rating (if new WP > new Raw)
1153.1
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1153.1
Projected effective change (new Official - current Official)
-31.4
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
1157.5
Current Weighted rating
1193.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1193.3
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±176.2
Current Raw change used (final)
0.0
Projected new Raw rating
1157.5
Projected new Weighed rating
1097.6
Projected new Weighted performance
279.1
Projected new final Raw rating (if new WP > new Raw)
1157.5
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1157.5
Projected effective change (new Official - current Official)
-35.8
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
1180.6
Current Weighted rating
1184.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1184.9
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±170.5
Current Raw change used (final)
0.0
Projected new Raw rating
1180.6
Projected new Weighed rating
1089.7
Projected new Weighted performance
327.6
Projected new final Raw rating (if new WP > new Raw)
1180.6
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1180.6
Projected effective change (new Official - current Official)
-4.3
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
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Vaalpark Primary Chess Open 2024 (D)
2024/04/13
2024/04/13
Sedibeng (GSV)
Standard
60
0.83
5
3
0.0
1186.9
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Vaalpark Primary Chess Open 2024 (D)
2024/04/13
2024/04/13
Sedibeng (GSV)
Standard
60
0.83
5
3
0.0
1186.9
1200.0
Analysis
1
VaalPark Primary Open Chess 2023 (E)
2023/06/16
2023/06/16
Sedibeng (GSV)
Rapid
45
0.74
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
3
0
0
3
0.0
0.0
-425.0
1281.2
856.2
White
1
0
0
1
0.0
0.0
-425.0
1134.1
709.1
Black
2
0
0
2
0.0
0.0
-425.0
1354.8
929.8
Standard
All
3
0
0
3
0.0
0.0
-425.0
1281.2
856.2
White
1
0
0
1
0.0
0.0
-425.0
1134.1
709.1
Black
2
0
0
2
0.0
0.0
-425.0
1354.8
929.8
Rapid
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
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
8
2
0
6
2.0
25.0
-212.5
1235.9
1023.4
White
4
1
0
3
1.0
25.0
-212.5
1183.5
971.0
Black
4
1
0
3
1.0
25.0
-212.5
1288.2
1075.7
Standard
All
3
0
0
3
0.0
0.0
-425.0
1281.2
856.2
White
1
0
0
1
0.0
0.0
-425.0
1134.1
709.1
Black
2
0
0
2
0.0
0.0
-425.0
1354.8
929.8
Rapid
All
5
2
0
3
2.0
40.0
-85.0
1208.7
1123.7
White
3
1
0
2
1.0
33.3
-141.7
1200.0
1058.3
Black
2
1
0
1
1.0
50.0
0.0
1221.7
1221.7
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
2130157372
Ngubeni, T (Thando)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1120157370
Ngoy, J (Joshva Philippe)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2120141889
Wagner, E (Elona)
1
0.0
0
0
1
0.0
1186.9
-425.0
761.9
View list
4
2110157374
Tshabalala, L (Lukhanyo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
2120140219
Smit, L (Liane)
1
0.0
0
0
1
0.0
1186.9
-425.0
761.9
View list
6
1120157362
Kriel, D (Divan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1120136517
Hutcheson, JL (Justin Luke)
1
0.0
0
0
1
0.0
1186.9
-425.0
761.9
View list
8
1130155780
Coleske, T (Tyler)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list