Chess South Africa
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Chess South Africa
Kemp, J (Jowan)
Dob:
2011/06/05 (U14)
Gender:
Male
Chess SA id:
1110139656
FIDE id:
Kemp
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/06/08 (10 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
Current Raw rating
1391.0
Current Weighted rating
1339.7
Current Weighted performance
1265.4
Current official/published rating (highest between Raw, WR and WP)
1391.0
Current highest rating achieved
1496.8
Current floor (min rating allowed)
996.8
Current K-factor
32
Games played this month
4
Score (S)
1.0
Expected score (We)
1.92
Difference (S-We)
-0.76
Current Raw change (no limits, including tournament time weight)
-24.4
Current min/max change allowed (with limits)
±126.3
Current Raw change used (final)
-24.4
Projected new Raw rating
1366.6
Projected new Weighed rating
1237.7
Projected new Weighted performance
1232.0
Projected new final Raw rating (if new WP > new Raw)
1366.6
Projected new highest rating
1496.8
Projected new floor
996.8
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1366.6
Projected effective change (new Official - current Official)
-24.4
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 rating
1372.1
Current Weighted rating
1325.9
Current Weighted performance
1265.4
Current official/published rating (highest between Raw, WR and WP)
1372.1
Current highest rating achieved
1489.6
Current floor (min rating allowed)
989.6
Current K-factor
32
Games played this month
4
Score (S)
1.0
Expected score (We)
1.82
Difference (S-We)
-0.82
Current Raw change (no limits, including tournament time weight)
-26.2
Current min/max change allowed (with limits)
±129.8
Current Raw change used (final)
-26.2
Projected new Raw rating
1345.9
Projected new Weighed rating
1224.9
Projected new Weighted performance
1232.0
Projected new final Raw rating (if new WP > new Raw)
1345.9
Projected new highest rating
1489.6
Projected new floor
989.6
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1345.9
Projected effective change (new Official - current Official)
-26.2
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 rating
1253.0
Current Weighted rating
1234.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1253.0
Current highest rating achieved
1253.0
Current floor (min rating allowed)
753.0
Current K-factor
36
s
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)
±153.8
Current Raw change used (final)
0.0
Projected new Raw rating
1253.0
Projected new Weighed rating
1137.0
Projected new Weighted performance
802.5
Projected new final Raw rating (if new WP > new Raw)
1253.0
Projected new highest rating
1253.0
Projected new floor
753.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1253.0
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 rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
History
Tournament:
AG Visser Open 2024 (B)
Start:
2024/06/08
End:
2024/06/08
Host:
GSV
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
4
Games:
4
Score:
1.0
Main rating:
1391.0
Rating gain/loss:
-24.4
Type rating:
1372.1
Rating gain/loss:
-26.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
7
AG Visser Open 2024 (B)
2024/06/08
2024/06/08
Sedibeng (GSV)
Standard
60
0.83
5
4
1.0
1391.0
1372.1
Analysis
6
Vaalpark Primary Chess Open 2024 (B)
2024/04/13
2024/04/13
Sedibeng (GSV)
Standard
60
0.83
5
5
2.5
1413.0
1395.8
Analysis
5
HS Drie Riviere Chess Open Section 2024
2024/03/09
2024/03/09
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
1413.0
1395.8
Analysis
4
Valia's Open 2024 (C)
2024/03/02
2024/03/02
Sedibeng (GSV)
Standard
61
0.84
5
5
2.0
1473.3
1465.9
Analysis
3
NG Kerk Vanderbijlpark Suid 2024 (C)
2024/02/24
2024/02/24
Sedibeng (GSV)
Standard
61
0.84
5
5
4.0
1473.3
1465.9
Analysis
2
Laerskool Midvaal Chess Open Section 2024 (C)
2024/02/10
2024/02/10
Sedibeng (GSV)
Standard
61
0.84
5
5
3.0
1473.3
1465.9
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U14B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1496.8
1489.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
20
AG Visser Open 2024 (B)
2024/06/08
2024/06/08
Sedibeng (GSV)
Standard
60
0.83
5
4
1.0
1391.0
1372.1
Analysis
19
Vaalpark Primary Chess Open 2024 (B)
2024/04/13
2024/04/13
Sedibeng (GSV)
Standard
60
0.83
5
5
2.5
1413.0
1395.8
Analysis
18
HS Drie Riviere Chess Open Section 2024
2024/03/09
2024/03/09
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
1413.0
1395.8
Analysis
17
Valia's Open 2024 (C)
2024/03/02
2024/03/02
Sedibeng (GSV)
Standard
61
0.84
5
5
2.0
1473.3
1465.9
Analysis
16
NG Kerk Vanderbijlpark Suid 2024 (C)
2024/02/24
2024/02/24
Sedibeng (GSV)
Standard
61
0.84
5
5
4.0
1473.3
1465.9
Analysis
15
Laerskool Midvaal Chess Open Section 2024 (C)
2024/02/10
2024/02/10
Sedibeng (GSV)
Standard
61
0.84
5
5
3.0
1473.3
1465.9
Analysis
14
2024 Gauteng Inter-Region Chess Championship (U14B)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1496.8
1489.6
Analysis
13
Queens Gambit Chess Open 2023 (D)
2023/11/25
2023/11/25
Sedibeng (GSV)
Standard
60
0.83
5
5
5.0
1341.3
1308.6
Analysis
12
Evaton Primary Chess Open 2023 (E)
2023/11/18
2023/11/18
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1341.3
1308.6
Analysis
11
Dr Pieter Hangelbroek Rapid 2023 (C)
2023/10/28
2023/10/28
Sedibeng (GSV)
Rapid
30
0.60
5
5
3.5
1233.0
1216.6
Analysis
10
NWU Vaal Open 2023 (D)
2023/10/14
2023/10/14
Sedibeng (GSV)
Standard
61
0.83
5
5
4.0
1233.0
1221.2
Analysis
9
Driehoek Open Chess Tournament 2023 (C)
2023/09/13
2023/09/13
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
1160.6
1153.9
Analysis
8
Fonteine Chess Open 2023 (D)
2023/09/02
2023/09/02
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1224.0
1205.7
Analysis
7
Eureka Open 2023 (D)
2023/07/29
2023/07/29
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
1222.8
1184.1
Analysis
6
Overvaal Ope Jul 2023 (C)
2023/07/22
2023/07/22
Sedibeng (GSV)
Standard
60
0.83
5
5
2.5
1222.8
1184.1
Analysis
5
VaalPark Primary Open Chess 2023 (C)
2023/06/16
2023/06/16
Sedibeng (GSV)
Rapid
45
0.74
5
5
3.0
1184.2
1200.0
Analysis
4
Valia's Chess Tournament 2023 (C)
2023/05/06
2023/05/06
Sedibeng (GSV)
Standard
60
0.83
5
5
3.0
1160.6
1153.9
Analysis
3
Hoerskool Drie Riviere Open 2023 (D)
2023/03/11
2023/03/11
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
1151.3
1140.6
Analysis
2
Hoerskool Overvaal 2022 (C)
2022/06/11
2022/06/11
Sedibeng (GSV)
Standard
60
0.83
5
5
1.0
1188.6
1186.3
Analysis
1
Lux Deo NG Kerk Chess Open 2022 (D)
2022/04/09
2022/04/09
Sedibeng (GSV)
Standard
61
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
34
18
3
13
19.5
57.4
62.5
1261.1
1323.6
White
17
11
1
5
11.5
67.6
150.0
1231.9
1381.9
Black
17
7
2
8
8.0
47.1
-25.0
1290.3
1265.3
Standard
All
34
18
3
13
19.5
57.4
62.5
1261.1
1323.6
White
17
11
1
5
11.5
67.6
150.0
1231.9
1381.9
Black
17
7
2
8
8.0
47.1
-25.0
1290.3
1265.3
Rapid
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
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
99
52
7
40
55.5
56.1
51.5
1267.8
1319.3
White
46
27
4
15
29.0
63.0
110.9
1250.7
1361.5
Black
53
25
3
25
26.5
50.0
0.0
1282.6
1282.6
Standard
All
89
46
6
37
49.0
55.1
43.0
1258.1
1301.1
White
41
24
3
14
25.5
62.2
103.7
1235.1
1338.7
Black
48
22
3
23
23.5
49.0
-8.9
1277.8
1268.9
Rapid
All
10
6
1
3
6.5
65.0
127.5
1353.8
1481.3
White
5
3
1
1
3.5
70.0
170.0
1378.4
1548.4
Black
5
3
0
2
3.0
60.0
85.0
1329.1
1414.1
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
1120136511
Brand, H (Henko)
4
1.0
1
0
3
25.0
1325.9
-212.5
1113.4
View list
2
2110137806
Visser, M (Mila)
3
2.0
2
0
1
66.7
1274.9
141.7
1416.5
View list
3
1110151858
Van De Venter, Z (Zandre)
3
1.5
1
1
1
50.0
1349.5
0.0
1349.5
View list
4
1090153283
Botha, T (Taygan)
2
2.0
2
0
0
100.0
1473.3
425.0
1898.3
View list
5
2100153290
Van As, A (An-Nike)
2
2.0
2
0
0
100.0
1223.4
425.0
1648.4
View list
6
2090300154
Visser, R (Roelien)
2
2.0
2
0
0
100.0
1443.2
425.0
1868.2
View list
7
1130140211
Bezuidenhout, M (Marlo)
2
1.5
1
1
0
75.0
1287.2
212.5
1499.7
View list
8
1090144708
Drotsky, R (Reynhardt)
2
1.0
1
0
1
50.0
1413.0
0.0
1413.0
View list
9
2110111878
Seobi, S (Semakaleng)
2
1.0
1
0
1
50.0
1227.9
0.0
1227.9
View list
10
2070100395
Van Der Merwe, L (Lilee)
2
1.0
1
0
1
50.0
1174.6
0.0
1174.6
View list
11
1100151855
Okelly, R (Ryan)
2
0.5
0
1
1
25.0
1223.4
-212.5
1010.9
View list
12
109089303
Tolmay, L (Llewellyn)
2
0.5
0
1
1
25.0
1174.6
-212.5
962.1
View list
13
1080158610
Van Eyssen, A (Arend)
2
0.0
0
0
2
0.0
1473.3
-425.0
1048.3
View list
14
1110157317
Balasubramaniam, Y (Yugandheeraa)
1
1.0
1
0
0
100.0
1184.2
425.0
1609.2
View list
15
1130155780
Coleske, T (Tyler)
1
1.0
1
0
0
100.0
1341.3
425.0
1766.3
View list
16
2100097415
Coetzer, Z (Zinique)
1
1.0
1
0
0
100.0
1473.3
425.0
1898.3
View list
17
1090153284
Coetzee, J (Johan)
1
1.0
1
0
0
100.0
1160.6
425.0
1585.6
View list
18
108081690
Erwee, M (Marko)
1
1.0
1
0
0
100.0
1413.0
425.0
1838.0
View list
19
2120135915
Emanuel, C (Caitlin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
20
1110119433
Du Randt, P (Phillip)
1
1.0
1
0
0
100.0
1233.0
425.0
1658.0
View list