Chess South Africa
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Chess South Africa
Opperman, A (Amy)
Dob:
2010/03/19 (U16)
Gender:
Female
Chess SA id:
2100108130
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2020/03/07 (1724 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
1248.9
Current Weighted rating
1248.9
Current Weighted performance
452.8
Current official/published rating (highest between Raw, WR and WP)
1248.9
Current highest rating achieved
1361.4
Current floor (min rating allowed)
861.4
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)
±154.7
Current Raw change used (final)
0.0
Projected new Raw rating
1248.9
Projected new Weighed rating
1149.0
Projected new Weighted performance
452.8
Projected new final Raw rating (if new WP > new Raw)
1248.9
Projected new highest rating
1361.4
Projected new floor
861.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1248.9
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
1232.6
Current Weighted rating
1232.6
Current Weighted performance
446.3
Current official/published rating (highest between Raw, WR and WP)
1232.6
Current highest rating achieved
1359.0
Current floor (min rating allowed)
859.0
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)
±158.3
Current Raw change used (final)
0.0
Projected new Raw rating
1232.6
Projected new Weighed rating
1134.0
Projected new Weighted performance
446.3
Projected new final Raw rating (if new WP > new Raw)
1232.6
Projected new highest rating
1359.0
Projected new floor
859.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1232.6
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
1221.6
Current Weighted rating
1221.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1221.6
Current highest rating achieved
1221.6
Current floor (min rating allowed)
721.6
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)
±160.8
Current Raw change used (final)
0.0
Projected new Raw rating
1221.6
Projected new Weighed rating
1123.9
Projected new Weighted performance
146.4
Projected new final Raw rating (if new WP > new Raw)
1221.6
Projected new highest rating
1221.6
Projected new floor
721.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1221.6
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
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
10
Eden Schools Closed Trials 1 2020 (U11 Girls)
2020/03/07
2020/03/07
Eden District (WEG)
Standard
65
0.85
5
5
2.5
1257.8
1240.9
Analysis
9
George Trial 2 2020 (U12)
2020/02/08
2020/02/08
Eden District (WEG)
Standard
65
0.85
5
5
3.0
1253.8
1235.5
Analysis
8
George Suid Junior Skaaktoernooi 2019
2019/10/19
2019/10/19
Eden District (WEG)
Rapid
30
0.60
5
5
3.0
1258.3
1200.0
Analysis
7
Western Cape Schools Individuals 2019 (U9 Girls)
2019/05/18
2019/05/19
Eden District (WEG)
Standard
60
0.83
6
6
3.0
1361.4
1359.0
Analysis
6
Eden Trials 3 2019 (U10 Girls)
2019/05/11
2019/05/11
Eden District (WEG)
Standard
60
0.83
5
5
1.5
1361.4
1359.0
Analysis
5
Eden Trials 2 2019 (U10 Girls)
2019/04/13
2019/04/13
Eden District (WEG)
Standard
60
0.83
5
5
5.0
1226.5
1229.5
Analysis
4
Eden Trials 1 2019 (U10 Girls)
2019/03/02
2019/03/02
Eden District (WEG)
Standard
60
0.83
5
3
2.0
1218.7
1220.9
Analysis
3
George Trials 3 2019 (U10)
2019/02/23
2019/02/23
Eden District (WEG)
Standard
60
0.83
5
5
3.0
1210.6
1214.8
Analysis
2
George Trials 2 2019 (U10)
2019/02/09
2019/02/09
Eden District (WEG)
Standard
60
0.83
5
5
2.5
1210.6
1214.8
Analysis
1
George Trials 1 2019 (U10)
2019/01/26
2019/01/26
Eden District (WEG)
Standard
60
0.83
5
5
3.0
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
49
27
3
19
28.5
58.2
69.4
1178.5
1247.9
White
25
14
1
10
14.5
58.0
68.0
1177.6
1245.6
Black
24
13
2
9
14.0
58.3
70.8
1179.4
1250.3
Standard
All
44
24
3
17
25.5
58.0
67.6
1184.1
1251.7
White
23
13
1
9
13.5
58.7
73.9
1184.1
1258.0
Black
21
11
2
8
12.0
57.1
60.7
1184.0
1244.8
Rapid
All
5
3
0
2
3.0
60.0
85.0
1129.3
1214.3
White
2
1
0
1
1.0
50.0
0.0
1102.6
1102.6
Black
3
2
0
1
2.0
66.7
141.7
1147.1
1288.8
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
2100109379
Gouws, G (Garlan)
4
3.0
2
2
0
75.0
1254.3
212.5
1466.8
View list
2
2100110931
Labuschagne, A (Anke)
4
2.0
2
0
2
50.0
1266.1
0.0
1266.1
View list
3
2100119466
Reynecke, A (Annemieka)
3
3.0
3
0
0
100.0
1240.9
425.0
1665.9
View list
4
110095405
Oosthuizen, J (Johalin)
2
2.0
2
0
0
100.0
1232.2
425.0
1657.2
View list
5
2100109663
Windvogel, P (Paulene)
2
2.0
2
0
0
100.0
1222.6
425.0
1647.6
View list
6
2100110930
Othandwaya, K (Kanana)
2
1.0
1
0
1
50.0
1294.0
0.0
1294.0
View list
7
2100108154
Bukenya, P (Princess)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
2100130760
Brown, A (Avah)
1
1.0
1
0
0
100.0
1257.8
425.0
1682.8
View list
9
2100108734
Botma, I (Inke)
1
1.0
1
0
0
100.0
1361.4
425.0
1786.4
View list
10
1110119453
Geswindt, C (Callum)
1
1.0
1
0
0
100.0
1258.3
425.0
1683.3
View list
11
2110108164
Fourie, K (Klara)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1100119462
Du Plessis, L (Liam)
1
1.0
1
0
0
100.0
1253.8
425.0
1678.8
View list
13
1110130128
Da Silva, D (Darren)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
2110110929
Coetzee, M (Marelize)
1
1.0
1
0
0
100.0
1226.5
425.0
1651.5
View list
15
2100110934
Janse Van Rensburg, D (Danique)
1
1.0
1
0
0
100.0
1361.4
425.0
1786.4
View list
16
2090109669
Kenzenie, K (Keisha)
1
1.0
1
0
0
100.0
1257.8
425.0
1682.8
View list
17
210088553
Marthinus, S (Shanne)
1
1.0
1
0
0
100.0
1361.4
425.0
1786.4
View list
18
1100109391
Myburgh, Z (Zandre)
1
1.0
1
0
0
100.0
1210.6
425.0
1635.6
View list
19
2100108127
Oktober, S (Shandre)
1
1.0
1
0
0
100.0
1210.6
425.0
1635.6
View list
20
2100109396
Schoeman, M (Mia)
1
1.0
1
0
0
100.0
1258.3
425.0
1683.3
View list