Player Page

Rossouw, J (Johrne)
Dob: 2008/03/11 (U18)
Gender: Male
Chess SA id: 108086187
FIDE id:
Region: Mangaung (FMB)
Citizen: RSA
Title(s):
Last active: 2024/10/12 (40 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 rating1559.2
Current Weighted rating1515.9
Current Weighted performance1520.7
Current official/published rating (highest between Raw, WR and WP)1559.2
Current highest rating achieved1559.2
Current floor (min rating allowed)1059.2
Current K-factor32
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)±99.4
Current Raw change used (final)0.0
Projected new Raw rating1559.2
Projected new Weighed rating1397.1
Projected new Weighted performance1520.7
Projected new final Raw rating (if new WP > new Raw)1559.2
Projected new highest rating1559.2
Projected new floor1059.2
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1559.2
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 rating1517.2
Current Weighted rating1498.1
Current Weighted performance1469.3
Current official/published rating (highest between Raw, WR and WP)1517.2
Current highest rating achieved1517.2
Current floor (min rating allowed)1017.2
Current K-factor32
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)±105.5
Current Raw change used (final)0.0
Projected new Raw rating1517.2
Projected new Weighed rating1379.8
Projected new Weighted performance1469.3
Projected new final Raw rating (if new WP > new Raw)1517.2
Projected new highest rating1517.2
Projected new floor1017.2
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1517.2
Projected effective change (new Official - current Official)=0.0
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 rating1547.6
Current Weighted rating1443.4
Current Weighted performance1534.4
Current official/published rating (highest between Raw, WR and WP)1547.6
Current highest rating achieved1547.6
Current floor (min rating allowed)1047.6
Current K-factor32
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)±101.1
Current Raw change used (final)0.0
Projected new Raw rating1547.6
Projected new Weighed rating1333.7
Projected new Weighted performance1534.4
Projected new final Raw rating (if new WP > new Raw)1547.6
Projected new highest rating1547.6
Projected new floor1047.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1547.6
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 rating1168.3
Current Weighted rating1064.1
Current Weighted performance1065.6
Current official/published rating (highest between Raw, WR and WP)1168.3
Current highest rating achieved1168.3
Current floor (min rating allowed)668.3
Current K-factor40
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)±173.5
Current Raw change used (final)0.0
Projected new Raw rating1168.3
Projected new Weighed rating980.9
Projected new Weighted performance1065.6
Projected new final Raw rating (if new WP > new Raw)1168.3
Projected new highest rating1168.3
Projected new floor668.3
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1168.3
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
16 Mangaung Metro Chess 11-12 October 2024 (A) 2024/10/11 2024/10/12 Mangaung (FMB) Standard 62 0.84 5 5 3.5 1546.6 1505.7 Analysis
15 2024 Moja Chess Extravaganza (B) 2024/09/25 2024/09/29 Frances Baard (NCF) Standard 120 1.00 9 9 4.5 1523.9 1463.1 Analysis
14 Smart Chess Blitz 2024 (A) 2024/09/07 2024/09/07 Mangaung (FMB) Blitz 5 0.18 7 7 4.0 1523.9 1071.5 Analysis
13 Mangaung Metro Chess 3 August 2024 (A) 2024/08/03 2024/08/03 Mangaung (FMB) Rapid 32 0.63 5 5 3.5 1553.6 1547.6 Analysis
12 Bloemfontein Highschool League 02 Aug 2024 (U19A) 2024/08/02 2024/08/02 Mangaung (FMB) Rapid 15 0.39 5 5 5.0 1553.6 1547.6 Analysis
11 Morris Club Championship 2024 2024/07/26 2024/07/27 Mangaung (FMB) Standard 62 0.84 5 4 1.0 1553.6 1512.1 Analysis
10 10th Piet van Zyl Chess Festival 2024 (A+B) 2024/05/24 2024/05/25 Mangaung (FMB) Standard 90 0.94 5 5 3.0 1554.3 1500.6 Analysis
9 Mangaung Metro Chess 10-11 May 2024 (A) 2024/05/10 2024/05/11 Mangaung (FMB) Standard 62 0.84 5 5 3.0 1554.3 1500.6 Analysis
8 Spartan Bishops Chess Championships 2024 (Bishops) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.5 1554.3 1500.6 Analysis
7 Mangaung Metro Chess 12-13 April 2024 (A) 2024/04/12 2024/04/13 Mangaung (FMB) Standard 62 0.84 5 5 4.0 1549.2 1498.0 Analysis
6 Mangaung Metro Chess 9 March 2024 (A) 2024/03/09 2024/03/09 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1535.4 1516.3 Analysis
5 Bloemfontein Highschool League 2024 (U19A) 2024/03/08 2024/03/08 Mangaung (FMB) Rapid 15 0.39 5 5 5.0 1535.4 1516.3 Analysis
4 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 3.5 1488.3 1493.2 Analysis
3 Bloemfontein High School League 16 February 2024 (U19A+U19B) 2024/02/16 2024/02/16 Mangaung (FMB) Rapid 15 0.39 5 5 4.5 1488.3 1375.4 Analysis
2 Mangaung Metro Chess 10 February 2024 (A) 2024/02/10 2024/02/10 Mangaung (FMB) Rapid 32 0.63 5 5 3.5 1488.3 1375.4 Analysis
1 Kings & Queens Chess 27 January 2024 (A) 2024/01/27 2024/01/27 Mangaung (FMB) Rapid 32 0.63 5 5 4.0 1459.1 1300.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
68 Mangaung Metro Chess 11-12 October 2024 (A) 2024/10/11 2024/10/12 Mangaung (FMB) Standard 62 0.84 5 5 3.5 1546.6 1505.7 Analysis
67 2024 Moja Chess Extravaganza (B) 2024/09/25 2024/09/29 Frances Baard (NCF) Standard 120 1.00 9 9 4.5 1523.9 1463.1 Analysis
66 Smart Chess Blitz 2024 (A) 2024/09/07 2024/09/07 Mangaung (FMB) Blitz 5 0.18 7 7 4.0 1523.9 1071.5 Analysis
65 Mangaung Metro Chess 3 August 2024 (A) 2024/08/03 2024/08/03 Mangaung (FMB) Rapid 32 0.63 5 5 3.5 1553.6 1547.6 Analysis
64 Bloemfontein Highschool League 02 Aug 2024 (U19A) 2024/08/02 2024/08/02 Mangaung (FMB) Rapid 15 0.39 5 5 5.0 1553.6 1547.6 Analysis
63 Morris Club Championship 2024 2024/07/26 2024/07/27 Mangaung (FMB) Standard 62 0.84 5 4 1.0 1553.6 1512.1 Analysis
62 10th Piet van Zyl Chess Festival 2024 (A+B) 2024/05/24 2024/05/25 Mangaung (FMB) Standard 90 0.94 5 5 3.0 1554.3 1500.6 Analysis
61 Mangaung Metro Chess 10-11 May 2024 (A) 2024/05/10 2024/05/11 Mangaung (FMB) Standard 62 0.84 5 5 3.0 1554.3 1500.6 Analysis
60 Spartan Bishops Chess Championships 2024 (Bishops) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.5 1554.3 1500.6 Analysis
59 Mangaung Metro Chess 12-13 April 2024 (A) 2024/04/12 2024/04/13 Mangaung (FMB) Standard 62 0.84 5 5 4.0 1549.2 1498.0 Analysis
58 Mangaung Metro Chess 9 March 2024 (A) 2024/03/09 2024/03/09 Mangaung (FMB) Rapid 32 0.63 5 5 3.0 1535.4 1516.3 Analysis
57 Bloemfontein Highschool League 2024 (U19A) 2024/03/08 2024/03/08 Mangaung (FMB) Rapid 15 0.39 5 5 5.0 1535.4 1516.3 Analysis
56 Grey College Team Championship 2024 (A) 2024/02/23 2024/02/24 Mangaung (FMB) Standard 60 0.83 5 5 3.5 1488.3 1493.2 Analysis
55 Bloemfontein High School League 16 February 2024 (U19A+U19B) 2024/02/16 2024/02/16 Mangaung (FMB) Rapid 15 0.39 5 5 4.5 1488.3 1375.4 Analysis
54 Mangaung Metro Chess 10 February 2024 (A) 2024/02/10 2024/02/10 Mangaung (FMB) Rapid 32 0.63 5 5 3.5 1488.3 1375.4 Analysis
53 Kings & Queens Chess 27 January 2024 (A) 2024/01/27 2024/01/27 Mangaung (FMB) Rapid 32 0.63 5 5 4.0 1459.1 1300.2 Analysis
52 Bloemfontein HS League 27 October 2023 (U19) 2023/10/27 2023/10/27 Cape Winelands (WCW) Rapid 15 0.39 5 5 3.0 1495.0 1329.4 Analysis
51 Heidedal Chess 14 October 2023 (A) 2023/10/14 2023/10/14 Mangaung (FMB) Rapid 32 0.63 5 5 2.0 1495.0 1329.4 Analysis
50 Bloemfontein HS League 13 October 2023 (U17+U19) 2023/10/13 2023/10/13 Mangaung (FMB) Rapid 20 0.47 5 5 4.0 1495.0 1329.4 Analysis
49 St Andrews 19 August 2023 (A) 2023/08/19 2023/08/19 Mangaung (FMB) Rapid 32 0.63 5 5 3.5 1474.6 1269.8 Analysis
1234
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 85 54 9 22 58.5 68.8 160.0 1427.1 1587.1
White 42 31 5 6 33.5 79.8 253.0 1426.1 1679.1
Black 43 23 4 16 25.0 58.1 69.2 1428.1 1497.3
Standard All 43 23 6 14 26.0 60.5 89.0 1443.8 1532.7
White 21 13 3 5 14.5 69.0 161.9 1455.5 1617.4
Black 22 10 3 9 11.5 52.3 19.3 1432.6 1451.9
Rapid All 35 27 3 5 28.5 81.4 267.1 1395.4 1662.6
White 18 15 2 1 16.0 88.9 330.6 1377.4 1708.0
Black 17 12 1 4 12.5 73.5 200.0 1414.5 1614.5
Blitz All 7 4 0 3 4.0 57.1 60.7 1483.3 1544.0
White 3 3 0 0 3.0 100.0 425.0 1512.6 1937.6
Black 4 1 0 3 1.0 25.0 -212.5 1461.4 1248.9
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 364 214 36 114 232.0 63.7 116.8 1230.5 1347.3
White 187 115 23 49 126.5 67.6 150.0 1212.4 1362.4
Black 177 99 13 65 105.5 59.6 81.6 1249.7 1331.4
Standard All 208 121 25 62 133.5 64.2 120.6 1170.2 1290.7
White 108 67 14 27 74.0 68.5 157.4 1153.2 1310.7
Black 100 54 11 35 59.5 59.5 80.7 1188.4 1269.2
Rapid All 114 73 9 32 77.5 68.0 152.9 1331.6 1484.5
White 57 36 7 14 39.5 69.3 164.0 1317.4 1481.4
Black 57 37 2 18 38.0 66.7 141.7 1345.9 1487.5
Blitz All 42 20 2 20 21.0 50.0 0.0 1255.1 1255.1
White 22 12 2 8 13.0 59.1 77.3 1230.5 1307.7
Black 20 8 0 12 8.0 40.0 -85.0 1282.1 1197.1
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 107069734 Jordaan, W (Wian) 9 9.0 9 0 0 100.0 1354.0 425.0 1779.0 View list
2 102034070 Senatle, K (Kamogelo) 9 0.0 0 0 9 0.0 1469.8 -425.0 1044.8 View list
3 102023635 Modirwa, O (Ofentse) 6 1.5 1 1 4 25.0 1485.7 -212.5 1273.2 View list
4 1050136744 Pretorius, L (Leighan) 5 5.0 5 0 0 100.0 1490.4 425.0 1915.4 View list
5 1090143830 Weng, Q (Qi) 5 5.0 5 0 0 100.0 1513.0 425.0 1938.0 View list
6 1040106774 Redguard, J (Junaid) 5 4.0 4 0 1 80.0 1343.4 255.0 1598.4 View list
7 1040106458 Mcthebe, M (Marshall) 5 2.5 2 1 2 50.0 1396.3 0.0 1396.3 View list
8 107064255 Van Rensburg, M (Malan) 5 2.5 2 1 2 50.0 971.1 0.0 971.1 View list
9 1100098157 De Villiers, H (Hj) 4 3.5 3 1 0 87.5 1489.7 318.8 1808.5 View list
10 106044536 Robberts, M (Morne Christian) 4 3.0 3 0 1 75.0 1226.9 212.5 1439.4 View list
11 1870111352 Van Der Merwe, T (Tiaan) 4 3.0 3 0 1 75.0 1479.8 212.5 1692.3 View list
12 207064249 Boje, C (Carissa) 4 2.5 2 1 1 62.5 1326.5 106.3 1432.7 View list
13 101084890 Nophale, N (Ntokozo) 4 2.5 2 1 1 62.5 1417.2 106.3 1523.5 View list
14 107076014 Van Rooyen, H (Hanro) 4 2.0 2 0 2 50.0 1222.7 0.0 1222.7 View list
15 101025290 Motaung, L (Lehlohonolo) 4 1.0 1 0 3 25.0 1416.9 -212.5 1204.4 View list
16 107052210 Kotze, CJ (Christiaan) 4 0.5 0 1 3 12.5 1474.5 -318.8 1155.8 View list
17 107070351 Molemi, K (Katleho) 3 3.0 3 0 0 100.0 1105.1 425.0 1530.1 View list
18 2060138204 Xuma, O (Owam) 3 3.0 3 0 0 100.0 1530.4 425.0 1955.4 View list
19 108069747 Melville, J (Jason) 3 2.5 2 1 0 83.3 1232.4 283.3 1515.8 View list
20 172017078 Landman, J (Johan) 3 2.0 2 0 1 66.7 1391.0 141.7 1532.6 View list