Player Page

Coetzer, R (Rossouw)
Dob: 2017/02/01 (U8)
Gender: Male
Chess SA id: 1170159267
FIDE id:
Region: Overberg (WOS)
Citizen: RSA
Title(s):
Last active: 2024/11/10 (11 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
Current Raw rating1440.3
Current Weighted rating1310.0
Current Weighted performance1438.1
Current official/published rating (highest between Raw, WR and WP)1440.3
Current highest rating achieved1440.3
Current floor (min rating allowed)940.3
Current K-factor32
Games played this month6
Score (S)2.5
Expected score (We)4.70
Difference (S-We)-1.83
Current Raw change (no limits, including tournament time weight)-58.4
Current min/max change allowed (with limits)±117.7
Current Raw change used (final)-58.4
Projected new Raw rating1381.9
Projected new Weighed rating1208.6
Projected new Weighted performance1341.5
Projected new final Raw rating (if new WP > new Raw)1381.9
Projected new highest rating1440.3
Projected new floor940.3
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1381.9
Projected effective change (new Official - current Official)-58.4
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 rating1448.9
Current Weighted rating1291.2
Current Weighted performance1441.7
Current official/published rating (highest between Raw, WR and WP)1448.9
Current highest rating achieved1448.9
Current floor (min rating allowed)948.9
Current K-factor32
Games played this month6
Score (S)2.5
Expected score (We)4.70
Difference (S-We)-2.20
Current Raw change (no limits, including tournament time weight)-70.4
Current min/max change allowed (with limits)±116.3
Current Raw change used (final)-70.4
Projected new Raw rating1378.5
Projected new Weighed rating1190.7
Projected new Weighted performance1350.3
Projected new final Raw rating (if new WP > new Raw)1378.5
Projected new highest rating1448.9
Projected new floor948.9
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1378.5
Projected effective change (new Official - current Official)-70.4
s
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 rating1330.0
Current Weighted rating1258.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1330.0
Current highest rating achieved1330.0
Current floor (min rating allowed)830.0
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)±137.8
Current Raw change used (final)0.0
Projected new Raw rating1330.0
Projected new Weighed rating1160.0
Projected new Weighted performance1262.1
Projected new final Raw rating (if new WP > new Raw)1330.0
Projected new highest rating1330.0
Projected new floor830.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1330.0
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournament: Helderberg Chess Club Open 2024 (B)
Start: 2024/11/09  End: 2024/11/10  Host: WCT  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 6
Games: 6  Score: 2.5
Main rating: 1440.3  Rating gain/loss: -58.4
Type rating: 1448.9  Rating gain/loss: -70.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
12 Helderberg Chess Club Open 2024 (B) 2024/11/09 2024/11/10 Cape Town (WCT) Standard 60 0.83 6 6 2.5 1440.3 1448.9 Analysis
11 Strategema Chess October 2024 (U7) 2024/10/05 2024/10/05 Cape Winelands (WCW) Standard 60 0.83 5 5 5.0 1406.0 1380.4 Analysis
10 Overberg GP Invitational Day 2 2024 (C) 2024/09/27 2024/09/27 Overberg (WOS) Standard 60 0.83 5 5 3.0 1401.7 1343.3 Analysis
9 Overberg GP Invitational Day 1 2024 (C) 2024/09/26 2024/09/26 Overberg (WOS) Standard 60 0.83 5 5 3.5 1401.7 1343.3 Analysis
8 Kleinmond Chess Club Open 2024 (U10) 2024/09/07 2024/09/07 Overberg (WOS) Rapid 25 0.54 6 6 4.0 1401.7 1317.0 Analysis
7 Western Cape Top Schools Championship 2024 (U7 Mixed) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 5 4 3.0 1401.7 1343.3 Analysis
6 Overberg Schools - Top Schools 2024 (U7+U9 Mixed) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 5 2.5 1429.3 1375.3 Analysis
5 Western Cape - Kings and Queens 2024 (Boys) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 30 0.60 5 4 3.5 1422.0 1281.4 Analysis
4 Western Cape PS Individuals Championship 2024 (U7 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 6.0 1304.3 1269.8 Analysis
3 Overberg Schools - PS Closed 2024 (U7 Mixed) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 4.0 1210.6 1218.0 Analysis
2 Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) 2024/03/02 2024/03/02 Overberg (WOS) Rapid 30 0.60 5 5 5.0 1210.6 1192.8 Analysis
1 Overberg Open Rapid 2024 (U7+U9) 2024/01/27 2024/01/27 Overberg (WOS) Rapid 20 0.47 5 5 2.0 1215.2 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
13 Helderberg Chess Club Open 2024 (B) 2024/11/09 2024/11/10 Cape Town (WCT) Standard 60 0.83 6 6 2.5 1440.3 1448.9 Analysis
12 Strategema Chess October 2024 (U7) 2024/10/05 2024/10/05 Cape Winelands (WCW) Standard 60 0.83 5 5 5.0 1406.0 1380.4 Analysis
11 Overberg GP Invitational Day 2 2024 (C) 2024/09/27 2024/09/27 Overberg (WOS) Standard 60 0.83 5 5 3.0 1401.7 1343.3 Analysis
10 Overberg GP Invitational Day 1 2024 (C) 2024/09/26 2024/09/26 Overberg (WOS) Standard 60 0.83 5 5 3.5 1401.7 1343.3 Analysis
9 Kleinmond Chess Club Open 2024 (U10) 2024/09/07 2024/09/07 Overberg (WOS) Rapid 25 0.54 6 6 4.0 1401.7 1317.0 Analysis
8 Western Cape Top Schools Championship 2024 (U7 Mixed) 2024/08/30 2024/09/01 Eden (WEG) Standard 60 0.83 5 4 3.0 1401.7 1343.3 Analysis
7 Overberg Schools - Top Schools 2024 (U7+U9 Mixed) 2024/07/27 2024/07/27 Overberg (WOS) Standard 60 0.83 5 5 2.5 1429.3 1375.3 Analysis
6 Western Cape - Kings and Queens 2024 (Boys) 2024/06/08 2024/06/08 Overberg (WOS) Rapid 30 0.60 5 4 3.5 1422.0 1281.4 Analysis
5 Western Cape PS Individuals Championship 2024 (U7 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 6.0 1304.3 1269.8 Analysis
4 Overberg Schools - PS Closed 2024 (U7 Mixed) 2024/03/16 2024/03/16 Overberg (WOS) Standard 60 0.83 5 5 4.0 1210.6 1218.0 Analysis
3 Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) 2024/03/02 2024/03/02 Overberg (WOS) Rapid 30 0.60 5 5 5.0 1210.6 1192.8 Analysis
2 Overberg Open Rapid 2024 (U7+U9) 2024/01/27 2024/01/27 Overberg (WOS) Rapid 20 0.47 5 5 2.0 1215.2 1200.0 Analysis
1 Overberg Top Schools 2023 (U7+U9) 2023/08/05 2023/08/05 Overberg (WOS) Standard 60 0.83 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 61 41 6 14 44.0 72.1 188.1 1231.9 1420.0
White 32 21 5 6 23.5 73.4 199.2 1237.2 1436.4
Black 29 20 1 8 20.5 70.7 175.9 1226.1 1402.0
Standard All 41 27 5 9 29.5 72.0 186.6 1237.4 1424.0
White 22 15 4 3 17.0 77.3 231.8 1245.6 1477.5
Black 19 12 1 6 12.5 65.8 134.2 1227.8 1362.0
Rapid All 20 14 1 5 14.5 72.5 191.2 1220.8 1412.0
White 10 6 1 3 6.5 65.0 127.5 1218.6 1346.1
Black 10 8 0 2 8.0 80.0 255.0 1223.0 1478.0
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 66 44 6 16 47.0 71.2 180.3 1229.1 1409.4
White 34 22 5 7 24.5 72.1 187.5 1235.5 1423.0
Black 32 22 1 9 22.5 70.3 172.7 1222.3 1394.9
Standard All 46 30 5 11 32.5 70.7 175.5 1232.7 1408.3
White 24 16 4 4 18.0 75.0 212.5 1242.5 1455.0
Black 22 14 1 7 14.5 65.9 135.2 1222.0 1357.2
Rapid All 20 14 1 5 14.5 72.5 191.2 1220.8 1412.0
White 10 6 1 3 6.5 65.0 127.5 1218.6 1346.1
Black 10 8 0 2 8.0 80.0 255.0 1223.0 1478.0
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1170300085 Louw, S (Sarel Johannes) 6 4.0 4 0 2 66.7 1342.6 141.7 1484.3 View list
2 1170300084 Lourens, L (Lihan) 3 3.0 3 0 0 100.0 1275.7 425.0 1700.7 View list
3 1170192862 Smit, G (Gerrit) 3 3.0 3 0 0 100.0 1377.4 425.0 1802.4 View list
4 2160307556 Rasekgololo, B (Bandile) 2 2.0 2 0 0 100.0 1401.7 425.0 1826.7 View list
5 1170148816 Van Der Merwe, F (Finley) 2 2.0 2 0 0 100.0 1353.0 425.0 1778.0 View list
6 1140152346 Coetzer, H (Hanro) 2 1.5 1 1 0 75.0 1401.7 212.5 1614.2 View list
7 1170192943 Rens, D (Deauwin) 2 1.5 1 1 0 75.0 1363.2 212.5 1575.7 View list
8 1170191692 Henning, A (Alex) 2 1.0 1 0 1 50.0 1212.9 0.0 1212.9 View list
9 1180191693 Mackenzie, T (Tylo) 2 1.0 1 0 1 50.0 1212.9 0.0 1212.9 View list
10 2140148940 Scholtz, M (Miche) 2 1.0 1 0 1 50.0 1300.8 0.0 1300.8 View list
11 1160150060 Badenhorst, R (Rouxan) 2 0.0 0 0 2 0.0 1322.3 -425.0 897.3 View list
12 1180192861 Joseph, E (Elliah) 1 1.0 1 0 0 100.0 1422.0 425.0 1847.0 View list
13 1110306591 Jansen Van Rensburg, RE (Rylee Edward) 1 1.0 1 0 0 100.0 1440.3 425.0 1865.3 View list
14 1170300079 Fourie, C (Cj) 1 1.0 1 0 0 100.0 1401.7 425.0 1826.7 View list
15 2150159270 Faasen, M (Madeleine) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
16 1160152344 Faasen, C (Charles) 1 1.0 1 0 0 100.0 1215.2 425.0 1640.2 View list
17 1190309859 Edons, E (Elijah) 1 1.0 1 0 0 100.0 1406.0 425.0 1831.0 View list
18 1160160634 Botha, J (Johann Alexander) 1 1.0 1 0 0 100.0 1401.7 425.0 1826.7 View list
19 1150159265 Acutt, L (Luka) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
20 2170152341 Avenant, J (Jone) 1 1.0 1 0 0 100.0 1210.6 425.0 1635.6 View list