Player Page

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
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 rating1450.2
Curent Weighted rating1360.3
Curent Weighted performance1433.2
Current official/published rating (highest between Raw, WR and WP)1450.2
Current floor (min rating allowed)950.2
Current highest rating achieved1450.2
Current K-factor32
Games played this month6
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 rating1485.0
Projected new Weighed rating1372.1
Projected new Weighted performance1433.2
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 rating1485.0
Projected new floor985.0
Projected new K-facor32
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 rating1415.1
Curent Weighted rating1354.9
Curent Weighted performance1304.3
Current official/published rating (highest between Raw, WR and WP)1415.1
Current floor (min rating allowed)915.1
Current highest rating achieved1415.1
Current K-factor32
Games played this month6
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 rating1467.3
Projected new Weighed rating1365.6
Projected new Weighted performance1304.3
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 rating1467.3
Projected new floor967.3
Projected new K-facor32
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 rating1394.1
Curent Weighted rating1287.8
Curent Weighted performance1385.8
Current official/published rating (highest between Raw, WR and WP)1394.1
Current floor (min rating allowed)894.1
Current highest rating achieved1394.1
Current K-factor36
Games played this month0
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 rating1394.1
Projected new Weighed rating1297.5
Projected new Weighted performance1385.8
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 rating1394.1
Projected new floor894.1
Projected new K-facor36
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)894.1
Current highest rating achieved1200.0
Current K-factor36
Games played this month0
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 rating1200.0
Projected new Weighed rating1200.0
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 rating1200.0
Projected new floor894.1
Projected new K-facor36
Tournaments
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
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
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
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
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
12
Game 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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
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