Chess South Africa
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Chess South Africa
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:
2024/05/05 (5 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
1554.3
Curent Weighted rating
1472.4
Curent Weighted performance
1517.9
Current official/published rating (highest between Raw, WR and WP)
1554.3
Current floor (min rating allowed)
1054.3
Current highest rating achieved
1554.3
Current K-factor
32
Games played this month
5
Score (S)
3.5
Expected score (We)
3.22
Difference (S-We)
0.28
Current Raw change (no limits, including tournament time weight)
7.4
Current min/max change allowed (with limits)
±100.1
Current Raw change used (final)
7.4
Projected new Raw rating
1561.7
Projected new Weighed rating
1481.6
Projected new Weighted performance
1517.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1561.7
Projected effective change (new Official - current Official)
+7.4
Projected new highest rating
1561.7
Projected new floor
1061.7
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
1500.6
Curent Weighted rating
1473.9
Curent Weighted performance
1438.2
Current official/published rating (highest between Raw, WR and WP)
1500.6
Current floor (min rating allowed)
1000.6
Current highest rating achieved
1500.6
Current K-factor
32
Games played this month
5
Score (S)
3.5
Expected score (We)
2.93
Difference (S-We)
0.57
Current Raw change (no limits, including tournament time weight)
18.2
Current min/max change allowed (with limits)
±108.1
Current Raw change used (final)
18.2
Projected new Raw rating
1518.8
Projected new Weighed rating
1479.5
Projected new Weighted performance
1438.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1518.8
Projected effective change (new Official - current Official)
+18.2
Projected new highest rating
1518.8
Projected new floor
1018.8
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
1547.6
Curent Weighted rating
1334.6
Curent Weighted performance
1526.7
Current official/published rating (highest between Raw, WR and WP)
1547.6
Current floor (min rating allowed)
1047.6
Current highest rating achieved
1547.6
Current K-factor
32
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)
±101.1
Current Raw change used (final)
0.0
Projected new Raw rating
1547.6
Projected new Weighed rating
1355.7
Projected new Weighted performance
1526.7
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
Projected new highest rating
1547.6
Projected new floor
1047.6
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
1071.5
Curent Weighted rating
1023.8
Curent Weighted performance
702.0
Current official/published rating (highest between Raw, WR and WP)
1071.5
Current floor (min rating allowed)
1047.6
Current highest rating achieved
1071.5
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)
±199.1
Current Raw change used (final)
0.0
Projected new Raw rating
1071.5
Projected new Weighed rating
1028.9
Projected new Weighted performance
702.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1071.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1071.5
Projected new floor
1047.6
Projected new K-facor
40
Tournaments
History
Tournament:
Spartan Bishops Chess Championships 2024 (Bishops)
Start:
2024/05/04
End:
2024/05/05
Host:
NBR
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
3.5
Main rating:
1554.3
Rating gain/loss:
7.4
Type rating:
1500.6
Rating gain/loss:
18.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
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
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
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
48
Morris Club Championship 2023
2023/07/28
2023/07/28
Mangaung (FMB)
Rapid
32
0.63
5
5
4.0
1464.7
1208.2
Analysis
47
9th Piet van Zyl Chess Festival 2023 (B)
2023/05/26
2023/05/27
Mangaung (FMB)
Standard
90
0.94
5
5
3.5
1405.7
1422.2
Analysis
46
Inter Regional Chess Championship 2023 (U16)
2023/05/19
2023/05/20
Mangaung (FMB)
Standard
62
0.84
5
5
5.0
1405.7
1422.2
Analysis
45
Bloemfontein Highschool League 24 Feb 2023 (U19A)
2023/02/24
2023/02/24
Mangaung (FMB)
Rapid
17
0.42
5
5
3.0
1375.5
1236.3
Analysis
44
Grey College Team Championship 2023 (A)
2023/02/03
2023/02/04
Mangaung (FMB)
Standard
60
0.83
5
5
4.5
1375.5
1361.7
Analysis
43
Kings & Queens Chess 21 January 2023 (A)
2023/01/21
2023/01/21
Mangaung (FMB)
Rapid
32
0.63
5
5
3.0
1370.1
1214.7
Analysis
42
2022 South African Junior Team Chess Championships (U16 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
2.0
1400.5
1394.8
Analysis
41
Courteney Page Chess Festival 2022 (A+B)
2022/10/15
2022/10/15
Mangaung (FMB)
Rapid
32
0.63
5
5
2.5
1399.7
1202.1
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
40
28
6
6
31.0
77.5
233.8
1396.4
1630.2
White
20
16
3
1
17.5
87.5
318.8
1390.3
1709.1
Black
20
12
3
5
13.5
67.5
148.8
1402.5
1551.2
Standard
All
15
9
4
2
11.0
73.3
198.3
1367.2
1565.5
White
7
5
2
0
6.0
85.7
303.6
1368.4
1672.0
Black
8
4
2
2
5.0
62.5
106.3
1366.1
1472.4
Rapid
All
25
19
2
4
20.0
80.0
255.0
1413.9
1668.9
White
13
11
1
1
11.5
88.5
326.9
1402.2
1729.1
Black
12
8
1
3
8.5
70.8
177.1
1426.7
1603.8
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
319
188
33
98
204.5
64.1
119.9
1198.9
1318.9
White
165
100
21
44
110.5
67.0
144.2
1179.5
1323.8
Black
154
88
12
54
94.0
61.0
93.8
1219.8
1313.6
Standard
All
180
107
23
50
118.5
65.8
134.6
1121.2
1255.8
White
94
59
13
22
65.5
69.7
167.3
1101.8
1269.0
Black
86
48
10
28
53.0
61.6
98.8
1142.5
1241.3
Rapid
All
104
65
8
31
69.0
66.3
138.9
1329.9
1468.9
White
52
32
6
14
35.0
67.3
147.1
1317.8
1464.9
Black
52
33
2
17
34.0
65.4
130.8
1342.1
1472.9
Blitz
All
35
16
2
17
17.0
48.6
-12.1
1209.4
1197.3
White
19
9
2
8
10.0
52.6
22.4
1185.9
1208.3
Black
16
7
0
9
7.0
43.8
-53.1
1237.3
1184.2
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
107069734
Jordaan, W (Wian)
8
8.0
8
0
0
100.0
1328.9
425.0
1753.9
View list
2
102034070
Senatle, K (Kamogelo)
6
0.0
0
0
6
0.0
1433.9
-425.0
1008.9
View list
3
1040106774
Redguard, J (Junaid)
5
4.0
4
0
1
80.0
1343.4
255.0
1598.4
View list
4
1040106458
Mcthebe, M (Marshall)
5
2.5
2
1
2
50.0
1396.3
0.0
1396.3
View list
5
107064255
Van Rensburg, M (Malan)
5
2.5
2
1
2
50.0
971.1
0.0
971.1
View list
6
106044536
Robberts, M (Morne Christian)
4
3.0
3
0
1
75.0
1226.9
212.5
1439.4
View list
7
207064249
Boje, C (Carissa)
4
2.5
2
1
1
62.5
1326.5
106.3
1432.7
View list
8
101084890
Nophale, N (Ntokozo)
4
2.5
2
1
1
62.5
1417.2
106.3
1523.5
View list
9
107076014
Van Rooyen, H (Hanro)
4
2.0
2
0
2
50.0
1222.7
0.0
1222.7
View list
10
101025290
Motaung, L (Lehlohonolo)
4
1.0
1
0
3
25.0
1416.8
-212.5
1204.3
View list
11
107052210
Kotze, CJ (Christiaan)
4
0.5
0
1
3
12.5
1474.5
-318.8
1155.8
View list
12
102023635
Modirwa, O (Ofentse)
4
0.5
0
1
3
12.5
1459.2
-318.8
1140.5
View list
13
107070351
Molemi, K (Katleho)
3
3.0
3
0
0
100.0
1105.1
425.0
1530.1
View list
14
1050136744
Pretorius, L (Leighan)
3
3.0
3
0
0
100.0
1447.9
425.0
1872.9
View list
15
1870111352
Van Der Merwe, T (Tiaan)
3
3.0
3
0
0
100.0
1455.1
425.0
1880.1
View list
16
108069747
Melville, J (Jason)
3
2.5
2
1
0
83.3
1232.4
283.3
1515.8
View list
17
172017078
Landman, J (Johan)
3
2.0
2
0
1
66.7
1391.0
141.7
1532.6
View list
18
107059659
Marangellis, H (Haralambos)
3
2.0
2
0
1
66.7
1314.8
141.7
1456.4
View list
19
105035097
Smit, A (Albert)
3
2.0
1
2
0
66.7
1423.0
141.7
1564.7
View list
20
107059658
Eliades, AK (Alexandros)
3
1.0
1
0
2
33.3
1183.0
-141.7
1041.3
View list