Chess South Africa
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Chess South Africa
Arnold, M (Michael)
Dob:
1957/07/14 (Adult)
Gender:
Male
Chess SA id:
157000799
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2024/03/24 (51 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
1493.7
Curent Weighted rating
1482.5
Curent Weighted performance
1385.4
Current official/published rating (highest between Raw, WR and WP)
1493.7
Current floor (min rating allowed)
1090.1
Current highest rating achieved
1590.1
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)
±109.1
Current Raw change used (final)
0.0
Projected new Raw rating
1493.7
Projected new Weighed rating
1483.7
Projected new Weighted performance
1385.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1493.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1590.1
Projected new floor
1090.1
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
1490.6
Curent Weighted rating
1506.7
Curent Weighted performance
1292.2
Current official/published rating (highest between Raw, WR and WP)
1506.7
Current floor (min rating allowed)
1098.5
Current highest rating achieved
1598.5
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)
±109.6
Current Raw change used (final)
0.0
Projected new Raw rating
1490.6
Projected new Weighed rating
1504.6
Projected new Weighted performance
1292.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1504.6
Projected effective change (new Official - current Official)
-2.1
Projected new highest rating
1598.5
Projected new floor
1098.5
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
1441.8
Curent Weighted rating
1394.1
Curent Weighted performance
1316.3
Current official/published rating (highest between Raw, WR and WP)
1441.8
Current floor (min rating allowed)
1031.0
Current highest rating achieved
1531.0
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)
±117.5
Current Raw change used (final)
0.0
Projected new Raw rating
1441.8
Projected new Weighed rating
1399.6
Projected new Weighted performance
1316.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1441.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1531.0
Projected new floor
1031.0
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
1539.1
Curent Weighted rating
1534.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1539.1
Current floor (min rating allowed)
1031.0
Current highest rating achieved
1539.1
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)
±102.3
Current Raw change used (final)
0.0
Projected new Raw rating
1539.1
Projected new Weighed rating
1535.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1539.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1539.1
Projected new floor
1031.0
Projected new K-facor
32
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Western Cape Inter Region Cup 2024 (Open)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
5
1.5
1498.2
1496.0
Analysis
1
Overberg Open Rapid 2024 (Open)
2024/01/27
2024/01/27
Overberg (WOS)
Rapid
20
0.47
5
5
3.0
1507.7
1452.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
26
Western Cape Inter Region Cup 2024 (Open)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
5
1.5
1498.2
1496.0
Analysis
25
Overberg Open Rapid 2024 (Open)
2024/01/27
2024/01/27
Overberg (WOS)
Rapid
20
0.47
5
5
3.0
1507.7
1452.4
Analysis
24
Western Cape Club Championships 2023 (Tier 1)
2023/10/21
2023/10/22
Eden District (WEG)
Standard
65
0.85
5
5
1.5
1482.3
1511.4
Analysis
23
Hermanus Chess Club Rapid 2023 (A)
2023/08/26
2023/08/26
Overberg (WOS)
Rapid
20
0.47
5
5
4.0
1458.8
1341.6
Analysis
22
Overberg Club Championships 2023 (A+B)
2023/07/29
2023/07/29
Overberg (WOS)
Rapid
30
0.60
5
5
4.0
1453.2
1306.7
Analysis
21
Hermanus Rapid 2023 (A)
2023/04/22
2023/04/22
Overberg (WOS)
Rapid
25
0.54
6
6
1.5
1477.2
1344.8
Analysis
20
Western Cape Inter Regional 2023 (Senior Men)
2023/03/18
2023/03/19
Eden District (WEG)
Standard
90
0.94
5
4
0.5
1481.9
1541.8
Analysis
19
Western Cape Inter Regional 2023 (Blitz)
2023/03/17
2023/03/17
Eden District (WEG)
Blitz
5
0.18
5
4
3.5
1481.9
1506.8
Analysis
18
WCCA Rural Cup 2022 (Open)
2022/08/13
2022/08/14
Overberg (WOS)
Standard
60
0.83
5
4
2.0
1472.9
1538.0
Analysis
17
WCCA Rural Cup Blitz 2022
2022/07/12
2022/07/12
Overberg (WOS)
Blitz
5
0.18
5
4
3.0
1468.3
1502.6
Analysis
16
The Hermanus Open 2022 (Open)
2022/05/14
2022/05/14
Overberg (WOS)
Rapid
10
0.29
6
6
2.0
1491.5
1423.8
Analysis
15
OCF Open 2022 (Open)
2022/04/09
2022/04/09
Overberg (WOS)
Rapid
30
0.60
5
5
3.0
1512.4
1465.1
Analysis
14
Western Cape Club Championships 2021 (A)
2021/10/15
2021/10/17
Eden District (WEG)
Standard
65
0.85
6
6
3.5
1468.3
1491.0
Analysis
13
Coast to Coast 2021 (Open)
2021/08/28
2021/08/28
West Coast (WCU)
Rapid
30
0.60
7
7
2.0
1558.2
1536.5
Analysis
12
Coast to Coast 2021 (Blitz)
2021/08/27
2021/08/27
West Coast (WCU)
Blitz
5
0.18
5
5
3.5
1558.2
1536.5
Analysis
11
OCF Club Champs 2021 (Seniors)
2021/06/05
2021/08/14
Overberg (WOS)
Standard
60
0.83
10
5
2.0
1558.2
1560.1
Analysis
10
Kleinmond Open 2021 (U18+Open)
2021/04/17
2021/04/17
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1570.2
1573.9
Analysis
9
JNW Club - Charterhouse Open 2019 (A)
2019/04/13
2019/04/13
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1563.6
1566.5
Analysis
8
JNW Club - Trinityhouse Randpark Ridge Open 2019 (A)
2019/03/09
2019/03/09
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1547.1
1546.0
Analysis
7
JNW Club - Trinityhouse Little Falls Open 2019 (A)
2019/02/23
2019/02/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1547.9
1547.6
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
4
1
5
4.5
45.0
-42.5
1487.4
1444.9
White
5
2
1
2
2.5
50.0
0.0
1450.7
1450.7
Black
5
2
0
3
2.0
40.0
-85.0
1524.1
1439.1
Standard
All
5
1
1
3
1.5
30.0
-170.0
1654.1
1484.1
White
2
0
1
1
0.5
25.0
-212.5
1616.8
1404.3
Black
3
1
0
2
1.0
33.3
-141.7
1679.1
1537.4
Rapid
All
5
3
0
2
3.0
60.0
85.0
1320.6
1405.6
White
3
2
0
1
2.0
66.7
141.7
1339.9
1481.6
Black
2
1
0
1
1.0
50.0
0.0
1291.7
1291.7
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
131
50
23
58
61.5
46.9
-26.0
1529.1
1503.1
White
67
30
10
27
35.0
52.2
19.0
1542.8
1561.9
Black
64
20
13
31
26.5
41.4
-73.0
1514.7
1441.6
Standard
All
79
23
18
38
32.0
40.5
-80.7
1621.6
1541.0
White
40
15
10
15
20.0
50.0
0.0
1617.3
1617.3
Black
39
8
8
23
12.0
30.8
-163.5
1626.1
1462.6
Rapid
All
39
18
3
18
19.5
50.0
0.0
1379.0
1379.0
White
20
8
0
12
8.0
40.0
-85.0
1427.9
1342.9
Black
19
10
3
6
11.5
60.5
89.5
1327.5
1417.0
Blitz
All
13
9
2
2
10.0
76.9
228.8
1416.8
1645.7
White
7
7
0
0
7.0
100.0
425.0
1445.4
1870.4
Black
6
2
2
2
3.0
50.0
0.0
1383.4
1383.4
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
147035755
Southey, AM (Andrew)
3
1.5
1
1
1
50.0
1498.1
0.0
1498.1
View list
2
1720110739
Brink, M (Martin)
3
1.0
1
0
2
33.3
1529.1
-141.7
1387.4
View list
3
163015814
Kleyn, AE (Andrew)
3
1.0
1
0
2
33.3
1554.6
-141.7
1412.9
View list
4
104085328
Mostert, R (Remi)
3
1.0
1
0
2
33.3
1503.9
-141.7
1362.2
View list
5
199036980
Swart, G (George)
3
1.0
1
0
2
33.3
1477.5
-141.7
1335.8
View list
6
171001529
Basson, JE (Jacques)
3
1.0
0
2
1
33.3
1509.8
-141.7
1368.1
View list
7
184042918
Willenberg, KS (Kenneth)
3
0.5
0
1
2
16.7
1506.9
-283.3
1223.6
View list
8
174086674
Badenhorst, A (Allen)
2
2.0
2
0
0
100.0
1535.3
425.0
1960.3
View list
9
189034917
Skaarnek, S (Shaun)
2
2.0
2
0
0
100.0
1470.6
425.0
1895.6
View list
10
105065981
Minnaar, E (Ethan)
2
1.5
1
1
0
75.0
1490.1
212.5
1702.6
View list
11
168000858
Assabi, O (Ofer)
2
1.0
1
0
1
50.0
1553.3
0.0
1553.3
View list
12
1980102793
Booi, O (Ocean)
2
1.0
1
0
1
50.0
1539.0
0.0
1539.0
View list
13
1060096290
Kariem, S (Shakir)
2
1.0
1
0
1
50.0
1513.3
0.0
1513.3
View list
14
104067563
Maharaj, A (Ameet)
2
1.0
1
0
1
50.0
1563.2
0.0
1563.2
View list
15
1880097427
Meyer, P (Peter)
2
1.0
1
0
1
50.0
1541.3
0.0
1541.3
View list
16
188033535
Schoombee, CA (Carel)
2
1.0
1
0
1
50.0
1475.2
0.0
1475.2
View list
17
184017431
Lebea, BE (Botlhale)
2
1.0
0
2
0
50.0
1560.3
0.0
1560.3
View list
18
177028759
Odendaal, W (Willem)
2
0.5
0
1
1
25.0
1547.5
-212.5
1335.0
View list
19
1050106200
Braaf, J (Jiraan)
2
0.0
0
0
2
0.0
1483.3
-425.0
1058.3
View list
20
187018778
Lukhwareni, NR (Nkhumbuleni)
2
0.0
0
0
2
0.0
1573.5
-425.0
1148.5
View list