Chess South Africa
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Chess South Africa
Van Der Merwe, M (Miekie Annebelle)
Dob:
2012/02/14 (U14)
Gender:
Female
Chess SA id:
2120158419
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2024/08/16 (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
1240.9
Current Weighted rating
1195.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1240.9
Current highest rating achieved
1240.9
Current floor (min rating allowed)
740.9
Current K-factor
36
Games played this month
5
Score (S)
0.0
Expected score (We)
2.80
Difference (S-We)
-2.32
Current Raw change (no limits, including tournament time weight)
-83.7
Current min/max change allowed (with limits)
±156.4
Current Raw change used (final)
-83.7
Projected new Raw rating
1157.2
Projected new Weighed rating
1100.0
Projected new Weighted performance
995.8
Projected new final Raw rating (if new WP > new Raw)
1157.2
Projected new highest rating
1240.9
Projected new floor
740.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1157.2
Projected effective change (new Official - current Official)
-83.7
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
1248.9
Current Weighted rating
1194.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1248.9
Current highest rating achieved
1248.9
Current floor (min rating allowed)
748.9
Current K-factor
36
Games played this month
5
Score (S)
0.0
Expected score (We)
2.86
Difference (S-We)
-2.86
Current Raw change (no limits, including tournament time weight)
-103.0
Current min/max change allowed (with limits)
±154.7
Current Raw change used (final)
-103.0
Projected new Raw rating
1145.9
Projected new Weighed rating
1099.0
Projected new Weighted performance
995.8
Projected new final Raw rating (if new WP > new Raw)
1145.9
Projected new highest rating
1248.9
Projected new floor
748.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1145.9
Projected effective change (new Official - current Official)
-103.0
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
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)
±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
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
Tournament:
Gauteng Schools Individuals Finals 2024 (U13 Girls)
Start:
2024/08/16
End:
2024/08/16
Host:
GE
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
0.0
Main rating:
1240.9
Rating gain/loss:
-83.7
Type rating:
1248.9
Rating gain/loss:
-103.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Gauteng Schools Individuals Finals 2024 (U13 Girls)
2024/08/16
2024/08/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
0.0
1240.9
1248.9
Analysis
2
D2 School League Finals 2024 (U13 Girls)
2024/07/20
2024/07/20
West Rand (GWR)
Standard
60
0.83
5
4
3.0
1214.6
1217.6
Analysis
1
2024 D2 Schools Individuals (U13 Girls)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
3.5
1176.4
1171.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Gauteng Schools Individuals Finals 2024 (U13 Girls)
2024/08/16
2024/08/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
0.0
1240.9
1248.9
Analysis
3
D2 School League Finals 2024 (U13 Girls)
2024/07/20
2024/07/20
West Rand (GWR)
Standard
60
0.83
5
4
3.0
1214.6
1217.6
Analysis
2
2024 D2 Schools Individuals (U13 Girls)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
3.5
1176.4
1171.2
Analysis
1
D2 School League Finals 2023 (U11)
2023/07/22
2023/07/22
West Rand (GWR)
Standard
60
0.83
5
4
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
6
1
7
6.5
46.4
-30.4
1197.8
1167.5
White
6
2
1
3
2.5
41.7
-70.8
1173.0
1102.2
Black
8
4
0
4
4.0
50.0
0.0
1216.4
1216.4
Standard
All
14
6
1
7
6.5
46.4
-30.4
1197.8
1167.5
White
6
2
1
3
2.5
41.7
-70.8
1173.0
1102.2
Black
8
4
0
4
4.0
50.0
0.0
1216.4
1216.4
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
18
7
1
10
7.5
41.7
-70.8
1208.2
1137.4
White
8
2
1
5
2.5
31.3
-159.4
1187.4
1028.0
Black
10
5
0
5
5.0
50.0
0.0
1224.9
1224.9
Standard
All
18
7
1
10
7.5
41.7
-70.8
1208.2
1137.4
White
8
2
1
5
2.5
31.3
-159.4
1187.4
1028.0
Black
10
5
0
5
5.0
50.0
0.0
1224.9
1224.9
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
2110149257
Fourie, C (Caitlin)
1
1.0
1
0
0
100.0
1214.6
425.0
1639.6
View list
2
1120156228
Elephant, O (Opelong)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2110303098
Du Toit, P (Payton)
1
1.0
1
0
0
100.0
1176.4
425.0
1601.4
View list
4
2120156253
Padi, R (Reabetswe)
1
1.0
1
0
0
100.0
1214.6
425.0
1639.6
View list
5
2120303104
Mohonoe, N (Ntsikeleo)
1
1.0
1
0
0
100.0
1176.4
425.0
1601.4
View list
6
2110306780
Phindani, M (Mbali)
1
1.0
1
0
0
100.0
1214.6
425.0
1639.6
View list
7
2120303106
Svosvai, U (Unashe)
1
1.0
1
0
0
100.0
1176.4
425.0
1601.4
View list
8
2120140247
Redelinghuys, J (Jade)
1
0.5
0
1
0
50.0
1176.4
0.0
1176.4
View list
9
2110140251
Tlhale, R (Reatile)
1
0.0
0
0
1
0.0
1214.6
-425.0
789.6
View list
10
2110310546
Tinovimba, R (Rufu)
1
0.0
0
0
1
0.0
1240.9
-425.0
815.9
View list
11
1120149248
Smith, K (Kyle)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
2110140248
Roos, S (Shani)
1
0.0
0
0
1
0.0
1176.4
-425.0
751.4
View list
13
2120135850
Phetu, N (Nompumelelo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
2120158402
Mogale, A (Amogelang)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
2120310541
Ngete, I (Inam)
1
0.0
0
0
1
0.0
1240.9
-425.0
815.9
View list
16
2110310539
Mpela, G (Grace)
1
0.0
0
0
1
0.0
1240.9
-425.0
815.9
View list
17
2120155219
Mokgoko, G (Gontse)
1
0.0
0
0
1
0.0
1240.9
-425.0
815.9
View list
18
2120105112
Bogaard, A (Anneke)
1
0.0
0
0
1
0.0
1240.9
-425.0
815.9
View list