Chess South Africa
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Chess South Africa
Coetzee, S (Schalk)
Dob:
2011/12/21 (U14)
Gender:
Male
Chess SA id:
1110139746
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (7 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
Curent Raw rating
1450.2
Curent Weighted rating
1360.3
Curent Weighted performance
1433.2
Current official/published rating (highest between Raw, WR and WP)
1450.2
Current floor (min rating allowed)
950.2
Current highest rating achieved
1450.2
Current K-factor
32
Games played this month
6
Score (S)
4.5
Expected score (We)
3.19
Difference (S-We)
1.31
Current Raw change (no limits, including tournament time weight)
34.8
Current min/max change allowed (with limits)
±116.1
Current Raw change used (final)
34.8
Projected new Raw rating
1485.0
Projected new Weighed rating
1372.1
Projected new Weighted performance
1433.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1485.0
Projected effective change (new Official - current Official)
+34.8
Projected new highest rating
1485.0
Projected new floor
985.0
Projected new K-facor
32
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
Curent Raw rating
1415.1
Curent Weighted rating
1354.9
Curent Weighted performance
1304.3
Current official/published rating (highest between Raw, WR and WP)
1415.1
Current floor (min rating allowed)
915.1
Current highest rating achieved
1415.1
Current K-factor
32
Games played this month
6
Score (S)
4.5
Expected score (We)
2.87
Difference (S-We)
1.63
Current Raw change (no limits, including tournament time weight)
52.2
Current min/max change allowed (with limits)
±122.0
Current Raw change used (final)
52.2
Projected new Raw rating
1467.3
Projected new Weighed rating
1365.6
Projected new Weighted performance
1304.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1467.3
Projected effective change (new Official - current Official)
+52.2
Projected new highest rating
1467.3
Projected new floor
967.3
Projected new K-facor
32
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
Curent Raw rating
1394.1
Curent Weighted rating
1287.8
Curent Weighted performance
1385.8
Current official/published rating (highest between Raw, WR and WP)
1394.1
Current floor (min rating allowed)
894.1
Current highest rating achieved
1394.1
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)
±125.8
Current Raw change used (final)
0.0
Projected new Raw rating
1394.1
Projected new Weighed rating
1297.5
Projected new Weighted performance
1385.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1394.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1394.1
Projected new floor
894.1
Projected new K-facor
36
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
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
894.1
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
894.1
Projected new K-facor
36
Tournaments
History
Tournament:
NMBCU Trial 3 2024 (U14)
Start:
2024/05/10
End:
2024/05/11
Host:
ENM
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
6
Games:
6
Score:
4.5
Main rating:
1450.2
Rating gain/loss:
34.8
Type rating:
1415.1
Rating gain/loss:
52.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
9
NMBCU Trial 3 2024 (U14)
2024/05/10
2024/05/11
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.5
1450.2
1415.1
Analysis
8
NMBCU Trials 2 2024 (U14)
2024/04/12
2024/04/13
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1409.8
1411.8
Analysis
7
UCC Rapid April 2024
2024/04/09
2024/04/23
Nelson Mandela Bay (ENM)
Rapid
17
0.42
6
4
4.0
1409.8
1268.8
Analysis
6
UCC Blitz Tournamen March 2024
2024/03/26
2024/04/02
Nelson Mandela Bay (ENM)
Rapid
10
0.29
6
6
4.0
1409.8
1268.8
Analysis
5
UCC Strategic Moves 2024 (A)
2024/03/08
2024/03/09
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
5
2.0
1369.2
1382.1
Analysis
4
Pearson Open Chess Tournament 2024 (B)
2024/02/23
2024/02/24
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
3.0
1346.5
1340.7
Analysis
3
UCC Protea Cup 2024 (A)
2024/02/20
2024/03/26
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
3
3.0
1369.2
1382.1
Analysis
2
NMBCU Trials 1 2024 (U14)
2024/02/16
2024/02/16
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1346.5
1340.7
Analysis
1
Uitenhage Chess Club Rapid January 2024
2024/01/30
2024/02/13
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
4
2.0
1346.5
1290.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
30
NMBCU Trial 3 2024 (U14)
2024/05/10
2024/05/11
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.5
1450.2
1415.1
Analysis
29
NMBCU Trials 2 2024 (U14)
2024/04/12
2024/04/13
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1409.8
1411.8
Analysis
28
UCC Rapid April 2024
2024/04/09
2024/04/23
Nelson Mandela Bay (ENM)
Rapid
17
0.42
6
4
4.0
1409.8
1268.8
Analysis
27
UCC Blitz Tournamen March 2024
2024/03/26
2024/04/02
Nelson Mandela Bay (ENM)
Rapid
10
0.29
6
6
4.0
1409.8
1268.8
Analysis
26
UCC Strategic Moves 2024 (A)
2024/03/08
2024/03/09
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
5
2.0
1369.2
1382.1
Analysis
25
Pearson Open Chess Tournament 2024 (B)
2024/02/23
2024/02/24
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
3.0
1346.5
1340.7
Analysis
24
UCC Protea Cup 2024 (A)
2024/02/20
2024/03/26
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
3
3.0
1369.2
1382.1
Analysis
23
NMBCU Trials 1 2024 (U14)
2024/02/16
2024/02/16
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1346.5
1340.7
Analysis
22
Uitenhage Chess Club Rapid January 2024
2024/01/30
2024/02/13
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
4
2.0
1346.5
1290.8
Analysis
21
UCC Club Champs 2023 (A)
2023/10/17
2023/11/14
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
4
1.0
1372.2
1373.5
Analysis
20
Eastern Cape Chess Team Championship 2023 (U14)
2023/10/07
2023/10/08
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
4
1.5
1348.9
1342.9
Analysis
19
Eastern Cape Provincial Individual Championship 2023 (U14 Boys)
2023/10/05
2023/10/05
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
7
4.5
1348.9
1342.9
Analysis
18
Uitenhage Chess Club RAPID III 2023
2023/08/29
2023/09/12
Nelson Mandela Bay (ENM)
Rapid
15
0.39
6
6
3.0
1341.0
1274.6
Analysis
17
NMBCU Closed 2023 (U14)
2023/08/11
2023/08/12
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1319.5
1314.5
Analysis
16
NMBCU Trial 4 2023 (U14)
2023/07/28
2023/07/29
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
3.5
1321.3
1313.8
Analysis
15
UCC Presidential Cup 2023 (A)
2023/07/18
2023/08/15
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
3
1.0
1319.5
1314.5
Analysis
14
EP Trials 3 2023 (U14)
2023/05/05
2023/05/06
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
3.5
1374.2
1384.0
Analysis
13
UCC Protea Cup 2023 (A)
2023/04/14
2023/05/30
Nelson Mandela Bay (ENM)
Standard
60
0.83
8
6
3.0
1374.2
1384.0
Analysis
12
NMB 2nd Trials 2023 (U14)
2023/03/24
2023/03/25
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.5
1363.7
1349.8
Analysis
11
Uitenhage Chess Club Inaugural Rapid Tournament 2023
2023/02/21
2023/03/27
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
6
3.0
1363.7
1283.2
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
45
27
7
11
30.5
67.8
151.1
1304.8
1455.9
White
20
12
1
7
12.5
62.5
106.3
1342.9
1449.2
Black
25
15
6
4
18.0
72.0
187.0
1274.2
1461.2
Standard
All
31
17
7
7
20.5
66.1
137.1
1313.0
1450.1
White
14
10
1
3
10.5
75.0
212.5
1337.0
1549.5
Black
17
7
6
4
10.0
58.8
75.0
1293.3
1368.3
Rapid
All
14
10
0
4
10.0
71.4
182.1
1286.4
1468.5
White
6
2
0
4
2.0
33.3
-141.7
1356.8
1215.1
Black
8
8
0
0
8.0
100.0
425.0
1233.6
1658.6
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
160
82
25
53
94.5
59.1
77.0
1288.4
1365.4
White
73
35
10
28
40.0
54.8
40.8
1297.7
1338.5
Black
87
47
15
25
54.5
62.6
107.5
1280.5
1388.0
Standard
All
122
58
25
39
70.5
57.8
66.2
1285.8
1352.0
White
55
26
10
19
31.0
56.4
54.1
1286.8
1340.9
Black
67
32
15
20
39.5
59.0
76.1
1285.0
1361.1
Rapid
All
38
24
0
14
24.0
63.2
111.8
1296.5
1408.4
White
18
9
0
9
9.0
50.0
0.0
1330.9
1330.9
Black
20
15
0
5
15.0
75.0
212.5
1265.6
1478.1
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
1110111043
Banda, B (Benjamin)
5
4.0
3
2
0
80.0
1257.3
255.0
1512.3
View list
2
1110131279
Smith, A (Andre)
5
3.5
3
1
1
70.0
1367.3
170.0
1537.3
View list
3
1110131268
Clainos, S (Spiro)
5
0.0
0
0
5
0.0
1282.3
-425.0
857.3
View list
4
1100139765
Schler, J (Jayden)
4
2.5
2
1
1
62.5
1377.4
106.3
1483.6
View list
5
1120140436
Kapp, S (Sebastian)
4
1.5
1
1
2
37.5
1268.6
-106.3
1162.3
View list
6
185036626
Strydom, JP (Jean-Pierre)
4
0.0
0
0
4
0.0
1370.9
-425.0
945.9
View list
7
1100160716
Barnard, C (Connor)
3
3.0
3
0
0
100.0
1396.3
425.0
1821.3
View list
8
2120139737
Norris, B (Britney)
3
3.0
3
0
0
100.0
1324.7
425.0
1749.7
View list
9
1110106675
Mangala, S (Sibonelo)
3
2.5
2
1
0
83.3
1222.2
283.3
1505.5
View list
10
1100111055
Rautenbach, J (Johan)
3
2.5
2
1
0
83.3
1344.6
283.3
1628.0
View list
11
1190140439
Ackerdien, S (Saud)
3
2.0
2
0
1
66.7
1338.0
141.7
1479.7
View list
12
2110099521
Kritzinger, L (Lune)
3
2.0
2
0
1
66.7
1243.6
141.7
1385.3
View list
13
1110151211
Coetzee, S (Samual)
3
2.0
1
2
0
66.7
1352.5
141.7
1494.1
View list
14
1100111044
Brown, N (Nathan)
3
2.0
1
2
0
66.7
1362.0
141.7
1503.6
View list
15
111087672
Twigg, G (Garen)
3
1.0
1
0
2
33.3
1308.9
-141.7
1167.2
View list
16
1140146562
Boggenpoel, B (Blake)
2
2.0
2
0
0
100.0
1333.4
425.0
1758.4
View list
17
1110151213
Koutsouvelis, J (Joshua)
2
2.0
2
0
0
100.0
1360.3
425.0
1785.3
View list
18
1100158532
Prins, J (Joshua)
2
2.0
2
0
0
100.0
1365.5
425.0
1790.5
View list
19
1120131278
Prinsloo, L (Liam)
2
2.0
2
0
0
100.0
1183.6
425.0
1608.6
View list
20
1080191806
Schoeman, D (Devan)
2
2.0
2
0
0
100.0
1357.8
425.0
1782.8
View list