Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Koopman, A (Anjanique)
Dob:
2010/04/10 (U16)
Gender:
Female
Chess SA id:
2100153186
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2023/06/10 (544 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
1142.0
Current Weighted rating
1143.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1143.4
Current highest rating achieved
1162.6
Current floor (min rating allowed)
662.6
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)
±180.1
Current Raw change used (final)
0.0
Projected new Raw rating
1142.0
Projected new Weighed rating
1051.5
Projected new Weighted performance
446.7
Projected new final Raw rating (if new WP > new Raw)
1142.0
Projected new highest rating
1162.6
Projected new floor
662.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1142.0
Projected effective change (new Official - current Official)
-1.4
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
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
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
1114.0
Current Weighted rating
1115.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1115.8
Current highest rating achieved
1136.8
Current floor (min rating allowed)
636.8
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)
±187.4
Current Raw change used (final)
0.0
Projected new Raw rating
1114.0
Projected new Weighed rating
1025.9
Projected new Weighted performance
470.2
Projected new final Raw rating (if new WP > new Raw)
1114.0
Projected new highest rating
1136.8
Projected new floor
636.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1114.0
Projected effective change (new Official - current Official)
-1.8
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
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Upper West Coast Top Schools Championship 2023 (U13)
2023/06/10
2023/06/10
West Coast (WCU)
Rapid
30
0.60
5
5
1.0
1162.6
1136.8
Analysis
1
Bo-Weskus Skole Prestige 2023 (O13 Dogters)
2023/03/04
2023/03/04
West Coast (WCU)
Rapid
30
0.60
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
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
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
10
2
0
8
2.0
20.0
-255.0
1231.5
976.5
White
5
0
0
5
0.0
0.0
-425.0
1236.7
811.7
Black
5
2
0
3
2.0
40.0
-85.0
1226.4
1141.4
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
10
2
0
8
2.0
20.0
-255.0
1231.5
976.5
White
5
0
0
5
0.0
0.0
-425.0
1236.7
811.7
Black
5
2
0
3
2.0
40.0
-85.0
1226.4
1141.4
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
2100153183
De Wee, P (Porchia)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1100156598
Magwaza, A (Alwande)
1
1.0
1
0
0
100.0
1162.6
425.0
1587.6
View list
3
2090131942
Sacco, M (Muriel)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1130139149
Pieters, A (Aj)
1
0.0
0
0
1
0.0
1162.6
-425.0
737.6
View list
5
2110111789
Owies, C (Chamica)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
111078591
Nel, F (Fourie)
1
0.0
0
0
1
0.0
1162.6
-425.0
737.6
View list
7
2100153185
Khohlakala, M (Miyo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1110139101
Greeff, G (Giteau)
1
0.0
0
0
1
0.0
1162.6
-425.0
737.6
View list
9
2110099723
Cardinal, J (Jacelynn)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1110131950
Bowden, R (Ryan)
1
0.0
0
0
1
0.0
1162.6
-425.0
737.6
View list