Chess South Africa
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Chess South Africa
Ackerman, J (Joshua)
Dob:
2008/12/12 (U18)
Gender:
Male
Chess SA id:
1080301060
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (109 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
1174.8
Current Weighted rating
1194.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1194.2
Current highest rating achieved
1174.8
Current floor (min rating allowed)
674.8
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)
±171.9
Current Raw change used (final)
0.0
Projected new Raw rating
1174.8
Projected new Weighed rating
1098.5
Projected new Weighted performance
332.3
Projected new final Raw rating (if new WP > new Raw)
1174.8
Projected new highest rating
1174.8
Projected new floor
674.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1174.8
Projected effective change (new Official - current Official)
-19.4
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
1171.2
Current Weighted rating
1193.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1193.4
Current highest rating achieved
1171.2
Current floor (min rating allowed)
671.2
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)
±172.8
Current Raw change used (final)
0.0
Projected new Raw rating
1171.2
Projected new Weighed rating
1097.7
Projected new Weighted performance
332.3
Projected new final Raw rating (if new WP > new Raw)
1171.2
Projected new highest rating
1171.2
Projected new floor
671.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1171.2
Projected effective change (new Official - current Official)
-22.2
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
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)
±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
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
2024 West Rand Juniors (U18)
2024/03/09
2024/03/09
West Rand (GWR)
Standard
60
0.83
5
4
1.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
2024 West Rand Juniors (U18)
2024/03/09
2024/03/09
West Rand (GWR)
Standard
60
0.83
5
4
1.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
4
1
1
2
1.5
37.5
-106.3
1141.9
1035.7
White
2
1
0
1
1.0
50.0
0.0
1224.7
1224.7
Black
2
0
1
1
0.5
25.0
-212.5
1059.2
846.7
Standard
All
4
1
1
2
1.5
37.5
-106.3
1141.9
1035.7
White
2
1
0
1
1.0
50.0
0.0
1224.7
1224.7
Black
2
0
1
1
0.5
25.0
-212.5
1059.2
846.7
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
4
1
1
2
1.5
37.5
-106.3
1141.9
1035.7
White
2
1
0
1
1.0
50.0
0.0
1224.7
1224.7
Black
2
0
1
1
0.5
25.0
-212.5
1059.2
846.7
Standard
All
4
1
1
2
1.5
37.5
-106.3
1141.9
1035.7
White
2
1
0
1
1.0
50.0
0.0
1224.7
1224.7
Black
2
0
1
1
0.5
25.0
-212.5
1059.2
846.7
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1080301065
Sibeko, N (Njabulo Kamogelo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
208078743
Rankin, L (Lara)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
3
2080136707
Mojaki, T (Tshegofatso)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
207083539
Mnguni, A (Atlegang)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
