Chess South Africa
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Chess South Africa
Van Der Bank, RO (Ronald)
Dob:
1971/07/14 (Adult)
Gender:
Male
Chess SA id:
171070031
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2024/05/28 (24 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
1324.8
Current Weighted rating
1318.3
Current Weighted performance
1164.6
Current official/published rating (highest between Raw, WR and WP)
1324.8
Current highest rating achieved
1401.0
Current floor (min rating allowed)
901.0
Current K-factor
32
Games played this month
2
Score (S)
1.0
Expected score (We)
1.27
Difference (S-We)
-0.23
Current Raw change (no limits, including tournament time weight)
-7.3
Current min/max change allowed (with limits)
±138.8
Current Raw change used (final)
-7.3
Projected new Raw rating
1317.5
Projected new Weighed rating
1215.4
Projected new Weighted performance
1164.6
Projected new final Raw rating (if new WP > new Raw)
1317.5
Projected new highest rating
1401.0
Projected new floor
901.0
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1317.5
Projected effective change (new Official - current Official)
-7.3
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
1260.7
Current Weighted rating
1283.2
Current Weighted performance
1185.4
Current official/published rating (highest between Raw, WR and WP)
1283.2
Current highest rating achieved
1339.2
Current floor (min rating allowed)
839.2
Current K-factor
36
Games played this month
2
Score (S)
1.0
Expected score (We)
1.15
Difference (S-We)
-0.15
Current Raw change (no limits, including tournament time weight)
-5.4
Current min/max change allowed (with limits)
±152.1
Current Raw change used (final)
-5.4
Projected new Raw rating
1255.3
Projected new Weighed rating
1182.0
Projected new Weighted performance
1185.4
Projected new final Raw rating (if new WP > new Raw)
1255.3
Projected new highest rating
1339.2
Projected new floor
839.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1255.3
Projected effective change (new Official - current Official)
-27.9
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
1256.2
Current Weighted rating
1264.6
Current Weighted performance
1264.0
Current official/published rating (highest between Raw, WR and WP)
1264.6
Current highest rating achieved
1304.1
Current floor (min rating allowed)
804.1
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)
±153.1
Current Raw change used (final)
0.0
Projected new Raw rating
1256.2
Projected new Weighed rating
1164.9
Projected new Weighted performance
1264.0
Projected new final Raw rating (if new WP > new Raw)
1264.0
Projected new highest rating
1304.1
Projected new floor
804.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1264.0
Projected effective change (new Official - current Official)
-0.6
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
1165.4
Current Weighted rating
1141.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1165.4
Current highest rating achieved
1165.4
Current floor (min rating allowed)
665.4
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)
±174.2
Current Raw change used (final)
0.0
Projected new Raw rating
1165.4
Projected new Weighed rating
1050.5
Projected new Weighted performance
284.0
Projected new final Raw rating (if new WP > new Raw)
1165.4
Projected new highest rating
1165.4
Projected new floor
665.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1165.4
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Tournament:
Uitenhage Chess Club Presidential Cup 2024 (A)
Start:
2024/04/30
End:
2024/05/28
Host:
ENM
Type:
Standard
Time:
62
Time weight:
0.84
Rounds:
2
Games:
2
Score:
1.0
Main rating:
1324.8
Rating gain/loss:
-7.3
Type rating:
1260.7
Rating gain/loss:
-5.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
5
Uitenhage Chess Club Presidential Cup 2024 (A)
2024/04/30
2024/05/28
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
2
1.0
1324.8
1260.7
Analysis
4
UCC Rapid April 2024
2024/04/09
2024/04/23
Nelson Mandela Bay (ENM)
Rapid
17
0.42
6
4
2.0
1334.6
1304.1
Analysis
3
UCC Blitz Tournamen March 2024
2024/03/26
2024/04/02
Nelson Mandela Bay (ENM)
Rapid
10
0.29
6
6
2.5
1334.6
1304.1
Analysis
2
UCC Protea Cup 2024 (A)
2024/02/20
2024/03/26
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
5
1.0
1401.0
1339.2
Analysis
1
Uitenhage Chess Club Rapid January 2024
2024/01/30
2024/02/13
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
4
3.0
1394.1
1281.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
13
Uitenhage Chess Club Presidential Cup 2024 (A)
2024/04/30
2024/05/28
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
2
1.0
1324.8
1260.7
Analysis
12
UCC Rapid April 2024
2024/04/09
2024/04/23
Nelson Mandela Bay (ENM)
Rapid
17
0.42
6
4
2.0
1334.6
1304.1
Analysis
11
UCC Blitz Tournamen March 2024
2024/03/26
2024/04/02
Nelson Mandela Bay (ENM)
Rapid
10
0.29
6
6
2.5
1334.6
1304.1
Analysis
10
UCC Protea Cup 2024 (A)
2024/02/20
2024/03/26
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
5
1.0
1401.0
1339.2
Analysis
9
Uitenhage Chess Club Rapid January 2024
2024/01/30
2024/02/13
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
4
3.0
1394.1
1281.4
Analysis
8
UCC Club Champs 2023 (A)
2023/10/17
2023/11/14
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
3
2.0
1311.1
1308.2
Analysis
7
Uitenhage Chess Club RAPID III 2023
2023/08/29
2023/09/12
Nelson Mandela Bay (ENM)
Rapid
15
0.39
6
4
3.0
1306.7
1254.0
Analysis
6
Uitenhage Chess Club Grand Prix 2023 (A)
2023/08/25
2023/08/26
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
3.0
1247.8
1238.4
Analysis
5
UCC Presidential Cup 2023 (A)
2023/07/18
2023/08/15
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
2
1.0
1247.8
1238.4
Analysis
4
UCC Protea Cup 2023 (A)
2023/04/14
2023/05/30
Nelson Mandela Bay (ENM)
Standard
60
0.83
8
6
3.0
1238.5
1223.6
Analysis
3
Uitenhage Chess Club Inaugural Rapid Tournament 2023
2023/02/21
2023/03/27
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
6
4.0
1218.7
1200.0
Analysis
2
2022 Madibaz Tournament (Open Blitz)
2022/09/09
2022/09/09
Nelson Mandela Bay (ENM)
Blitz
5
0.18
7
7
2.0
1225.9
1200.0
Analysis
1
King Cars Pe Chess Club Grand Prix Leg 1 2020
2020/02/15
2020/02/22
Nelson Mandela Bay (ENM)
Standard
92
0.94
6
6
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
21
9
1
11
9.5
45.2
-40.5
1270.0
1229.5
White
10
5
0
5
5.0
50.0
0.0
1296.8
1296.8
Black
11
4
1
6
4.5
40.9
-77.3
1245.6
1168.4
Standard
All
7
2
0
5
2.0
28.6
-182.1
1221.4
1039.3
White
3
1
0
2
1.0
33.3
-141.7
1198.0
1056.3
Black
4
1
0
3
1.0
25.0
-212.5
1239.0
1026.5
Rapid
All
14
7
1
6
7.5
53.6
30.4
1294.3
1324.6
White
7
4
0
3
4.0
57.1
60.7
1339.2
1399.9
Black
7
3
1
3
3.5
50.0
0.0
1249.4
1249.4
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
60
30
1
29
30.5
50.8
7.1
1303.3
1310.4
White
29
17
0
12
17.0
58.6
73.3
1275.4
1348.7
Black
31
13
1
17
13.5
43.5
-54.8
1329.3
1274.5
Standard
All
29
14
0
15
14.0
48.3
-14.7
1346.0
1331.3
White
13
7
0
6
7.0
53.8
32.7
1304.2
1336.9
Black
16
7
0
9
7.0
43.8
-53.1
1379.9
1326.8
Rapid
All
24
14
1
9
14.5
60.4
88.5
1258.9
1347.5
White
12
8
0
4
8.0
66.7
141.7
1277.5
1419.1
Black
12
6
1
5
6.5
54.2
35.4
1240.4
1275.8
Blitz
All
7
2
0
5
2.0
28.6
-182.1
1278.4
1096.3
White
4
2
0
2
2.0
50.0
0.0
1175.8
1175.8
Black
3
0
0
3
0.0
0.0
-425.0
1415.3
990.3
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
185036626
Strydom, JP (Jean-Pierre)
4
1.0
1
0
3
25.0
1256.3
-212.5
1043.8
View list
2
106070877
Mellet, A (Andries)
3
1.0
1
0
2
33.3
1356.7
-141.7
1215.1
View list
3
1120190829
Crouse, J (Jayden)
2
2.0
2
0
0
100.0
1334.6
425.0
1759.6
View list
4
1060151676
Makay, M (Mikhail)
2
2.0
2
0
0
100.0
1279.4
425.0
1704.4
View list
5
1100158527
Gouws, C (Carter)
2
1.0
1
0
1
50.0
1362.9
0.0
1362.9
View list
6
102055284
De Jager, E (Eken)
2
1.0
1
0
1
50.0
1243.2
0.0
1243.2
View list
7
2110153680
Kilian, S (Skyler)
2
1.0
1
0
1
50.0
1306.4
0.0
1306.4
View list
8
1100139765
Schler, J (Jayden)
2
1.0
1
0
1
50.0
1322.8
0.0
1322.8
View list
9
107057083
Lagardien, I (Ismaeel)
2
0.0
0
0
2
0.0
1213.0
-425.0
788.0
View list
10
1110151664
Bester, M (Michael)
1
1.0
1
0
0
100.0
1394.1
425.0
1819.1
View list
11
1110111043
Banda, B (Benjamin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1120112095
Claassen, E (Enrique)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
2050140183
Billett, L (Lauren)
1
1.0
1
0
0
100.0
1225.9
425.0
1650.9
View list
14
1750146548
De Klerk, R (Riaan)
1
1.0
1
0
0
100.0
1238.5
425.0
1663.5
View list
15
1100099216
An, B (Bryant)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
16
2100151661
Adams, J (Jessica)
1
1.0
1
0
0
100.0
1401.0
425.0
1826.0
View list
17
1150153678
Hoogh, E (Ethan)
1
1.0
1
0
0
100.0
1334.6
425.0
1759.6
View list
18
1120151669
Henn, R (Robert)
1
1.0
1
0
0
100.0
1394.1
425.0
1819.1
View list
19
1120138154
Hechter, J (Jarrod)
1
1.0
1
0
0
100.0
1218.7
425.0
1643.7
View list
20
209077417
Louis, C (Caitlyn)
1
1.0
1
0
0
100.0
1225.9
425.0
1650.9
View list