Chess South Africa
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Chess South Africa
Opperman, E (Enrico)
Dob:
2005/02/25 (U20)
Gender:
Male
Chess SA id:
1050096739
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2022/03/05 (949 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
1095.3
Current Weighted rating
1095.3
Current Weighted performance
597.5
Current official/published rating (highest between Raw, WR and WP)
1095.3
Current highest rating achieved
1132.4
Current floor (min rating allowed)
632.4
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)
±192.5
Current Raw change used (final)
0.0
Projected new Raw rating
1095.3
Projected new Weighed rating
1007.7
Projected new Weighted performance
597.5
Projected new final Raw rating (if new WP > new Raw)
1095.3
Projected new highest rating
1132.4
Projected new floor
632.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1095.3
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
1108.8
Current Weighted rating
1108.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1108.8
Current highest rating achieved
1108.8
Current floor (min rating allowed)
608.8
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)
±188.8
Current Raw change used (final)
0.0
Projected new Raw rating
1108.8
Projected new Weighed rating
1020.1
Projected new Weighted performance
305.8
Projected new final Raw rating (if new WP > new Raw)
1108.8
Projected new highest rating
1108.8
Projected new floor
608.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1108.8
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
1108.4
Current Weighted rating
1108.4
Current Weighted performance
468.3
Current official/published rating (highest between Raw, WR and WP)
1108.4
Current highest rating achieved
1108.4
Current floor (min rating allowed)
608.4
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)
±188.9
Current Raw change used (final)
0.0
Projected new Raw rating
1108.4
Projected new Weighed rating
1019.7
Projected new Weighted performance
468.3
Projected new final Raw rating (if new WP > new Raw)
1108.4
Projected new highest rating
1108.4
Projected new floor
608.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1108.4
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
7
Cape Winelands Schools 2022 (U18 Boys)
2022/03/05
2022/03/05
Cape Winelands (WCW)
Standard
60
0.83
5
5
2.5
1075.7
1096.4
Analysis
6
Worcester Schools Trials 2022 (U18 Boys)
2022/02/19
2022/02/19
Cape Winelands (WCW)
Rapid
30
0.60
5
5
2.5
1055.5
1078.8
Analysis
5
Cape Winelands Schools Trials 1 2020 (U15 Boys)
2020/02/15
2020/02/15
Cape Winelands (WCW)
Rapid
30
0.60
6
6
3.5
1017.1
1027.6
Analysis
4
Cape Winelands Schools Prestige 2018 (U13 Boys)
2018/03/24
2018/03/25
Cape Winelands (WCW)
Standard
60
0.83
7
6
1.5
1132.4
1200.0
Analysis
3
Cape Winelands Schools Trials 1 2018 (U13 Boys)
2018/03/03
2018/03/03
Cape Winelands (WCW)
Rapid
30
0.60
6
6
2.0
1132.4
1082.4
Analysis
2
North Boland Trials 2018 (U13 Boys)
2018/02/17
2018/02/17
Cape Winelands (WCW)
Rapid
30
0.60
5
5
3.0
1200.0
1200.0
Analysis
1
Mandela Drakenstein Mgt Area Rapid Chess 2018 (Primary School)
2018/02/03
2018/02/03
Cape Winelands (WCW)
Rapid
27
0.57
7
7
2.5
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
40
15
5
20
17.5
43.8
-53.1
1060.2
1007.1
White
20
5
1
14
5.5
27.5
-191.2
1069.6
878.4
Black
20
10
4
6
12.0
60.0
85.0
1050.8
1135.8
Standard
All
11
3
2
6
4.0
36.4
-115.9
1098.1
982.2
White
6
1
0
5
1.0
16.7
-283.3
1104.5
821.2
Black
5
2
2
1
3.0
60.0
85.0
1090.4
1175.4
Rapid
All
29
12
3
14
13.5
46.6
-29.3
1045.9
1016.5
White
14
4
1
9
4.5
32.1
-151.8
1054.7
902.9
Black
15
8
2
5
9.0
60.0
85.0
1037.6
1122.6
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
105084226
Minnaar, M (Marquin)
2
1.5
1
1
0
75.0
1166.2
212.5
1378.7
View list
2
1060097998
Coetzee, J (Joshua)
2
1.0
1
0
1
50.0
1132.4
0.0
1132.4
View list
3
105072648
Snyman, A (Alex)
2
0.5
0
1
1
25.0
1074.8
-212.5
862.3
View list
4
106072628
Phillips, W (Waldo)
2
0.0
0
0
2
0.0
1132.4
-425.0
707.4
View list
5
1050098001
Manus, G (Granville)
1
1.0
1
0
0
100.0
1017.1
425.0
1442.1
View list
6
1050097110
Africa, R (Rajiet)
1
1.0
1
0
0
100.0
1132.4
425.0
1557.4
View list
7
105091685
Appolis, L (Liyema)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1050097100
Blignaut, E (Ethan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
105087921
Groenewald, J (Jacques)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1060097997
Jefthas, Z (Zairon)
1
1.0
1
0
0
100.0
1017.1
425.0
1442.1
View list
11
1040137629
Du Toit, S (Selwyn)
1
1.0
1
0
0
100.0
1055.5
425.0
1480.5
View list
12
1060133461
De Koker, D (Dillan)
1
1.0
1
0
0
100.0
1075.7
425.0
1500.7
View list
13
109093057
Mazibukwana, N (Nzuzo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
1060137636
Myoli, O (Oscar)
1
1.0
1
0
0
100.0
1055.5
425.0
1480.5
View list
15
1060137639
Piquer, C (Caleb)
1
1.0
1
0
0
100.0
1075.7
425.0
1500.7
View list
16
1050132394
Snyman, C (Cradwin)
1
1.0
1
0
0
100.0
1017.1
425.0
1442.1
View list
17
1050099580
Van Der Walt, Z (Zannie)
1
1.0
1
0
0
100.0
1132.4
425.0
1557.4
View list
18
1090096746
Cornelissen, D (Daniel)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
19
1060108632
Maree, B (Brevin)
1
0.5
0
1
0
50.0
1055.5
0.0
1055.5
View list
20
1040106551
Sinzumusi, A (Ahmed)
1
0.5
0
1
0
50.0
1075.7
0.0
1075.7
View list