Chess South Africa
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Chess South Africa
Natus, AS (Arthur)
Dob:
1969/08/07 (Adult)
Gender:
Male
Chess SA id:
169026725
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
TS
Last active:
2023/09/09 (442 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
1469.1
Current Weighted rating
1475.1
Current Weighted performance
970.2
Current official/published rating (highest between Raw, WR and WP)
1475.1
Current highest rating achieved
1650.0
Current floor (min rating allowed)
1150.0
Current K-factor
28
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)
±113.0
Current Raw change used (final)
0.0
Projected new Raw rating
1469.1
Projected new Weighed rating
1356.4
Projected new Weighted performance
970.2
Projected new final Raw rating (if new WP > new Raw)
1469.1
Projected new highest rating
1650.0
Projected new floor
1150.0
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1469.1
Projected effective change (new Official - current Official)
-6.0
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
1467.8
Current Weighted rating
1474.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1474.6
Current highest rating achieved
1650.0
Current floor (min rating allowed)
1150.0
Current K-factor
28
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)
±113.2
Current Raw change used (final)
0.0
Projected new Raw rating
1467.8
Projected new Weighed rating
1355.8
Projected new Weighted performance
937.9
Projected new final Raw rating (if new WP > new Raw)
1467.8
Projected new highest rating
1650.0
Projected new floor
1150.0
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1467.8
Projected effective change (new Official - current Official)
-6.8
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
1533.0
Current Weighted rating
1532.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1533.0
Current highest rating achieved
1650.0
Current floor (min rating allowed)
1150.0
Current K-factor
28
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)
±103.2
Current Raw change used (final)
0.0
Projected new Raw rating
1533.0
Projected new Weighed rating
1409.7
Projected new Weighted performance
316.5
Projected new final Raw rating (if new WP > new Raw)
1533.0
Projected new highest rating
1650.0
Projected new floor
1150.0
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1533.0
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
1592.0
Current Weighted rating
1584.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1592.0
Current highest rating achieved
1650.0
Current floor (min rating allowed)
1150.0
Current K-factor
28
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)
±94.9
Current Raw change used (final)
0.0
Projected new Raw rating
1592.0
Projected new Weighed rating
1458.3
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1650.0
Projected new floor
1150.0
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1592.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
WP Club League 2023 (C)
2023/07/29
2023/09/09
Cape Town (WCT)
Standard
120
1.00
11
7
4.0
1509.4
1513.4
Analysis
8
Drakenstein Pioneers Club Championship 2022 (Open)
2022/09/20
2022/10/11
Cape Winelands (WCW)
Standard
60
0.83
5
2
1.5
1502.1
1511.2
Analysis
7
2022 Western Province Club League (D)
2022/08/27
2022/10/01
Cape Town (WCT)
Standard
70
0.87
7
4
3.0
1502.1
1511.2
Analysis
6
Ceres Open 2022 (A)
2022/04/23
2022/04/23
Cape Winelands (WCW)
Standard
65
0.85
5
5
2.5
1507.1
1523.2
Analysis
5
2019 Western Province League (D)
2019/07/27
2019/09/07
Cape Town (WCT)
Standard
120
1.00
11
7
4.5
1530.6
1554.0
Analysis
4
Drakenstein Dragons Rapid 2019 (Open)
2019/06/15
2019/06/15
Cape Winelands (WCW)
Rapid
15
0.39
7
7
6.0
1523.0
1508.4
Analysis
3
Nelson Mandela Rapid 2019 (Open)
2019/03/02
2019/03/02
Cape Town (WCT)
Rapid
27
0.57
5
5
2.0
1534.7
1533.3
Analysis
2
2018 Western Province League (D)
2018/08/04
2018/09/15
Cape Town (WCT)
Standard
90
0.94
11
1
0.5
1547.6
1567.7
Analysis
1
Mandela Drakenstein Mgt Area Rapid Chess 2018 (Open)
2018/02/03
2018/02/03
Cape Winelands (WCW)
Rapid
27
0.57
7
6
2.5
1567.7
1567.7
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
Standard
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
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
44
22
9
13
26.5
60.2
86.9
1344.6
1431.5
White
19
11
3
5
12.5
65.8
134.2
1300.1
1434.3
Black
25
11
6
8
14.0
56.0
51.0
1378.3
1429.3
Standard
All
26
13
6
7
16.0
61.5
98.1
1320.9
1418.9
White
11
5
2
4
6.0
54.5
38.6
1351.8
1390.4
Black
15
8
4
3
10.0
66.7
141.7
1298.2
1439.8
Rapid
All
18
9
3
6
10.5
58.3
70.8
1378.8
1449.6
White
8
6
1
1
6.5
81.3
265.6
1229.0
1494.6
Black
10
3
2
5
4.0
40.0
-85.0
1498.6
1413.6
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
1800115873
April, L (Leonard)
1
1.0
1
0
0
100.0
1523.0
425.0
1948.0
View list
2
288014490
Joseph, JMA (Juanbrey)
1
1.0
1
0
0
100.0
1534.7
425.0
1959.7
View list
3
1700107937
Maneveld, C (Conrad)
1
1.0
1
0
0
100.0
1534.7
425.0
1959.7
View list
4
199000216
Adams, M (Matthew)
1
1.0
1
0
0
100.0
1523.0
425.0
1948.0
View list
5
108053347
Allie, I (Ishmaeel)
1
1.0
1
0
0
100.0
1530.6
425.0
1955.6
View list
6
105073361
Africa, L (Lindsay)
1
1.0
1
0
0
100.0
1507.1
425.0
1932.1
View list
7
207090606
Gcuze, K (Khanya)
1
1.0
1
0
0
100.0
1509.4
425.0
1934.4
View list
8
207090602
Fani, Z (Zimi)
1
1.0
1
0
0
100.0
1502.1
425.0
1927.1
View list
9
189056473
Dlamini, S (Simthembile)
1
1.0
1
0
0
100.0
1530.6
425.0
1955.6
View list
10
1780148183
De Villiers, A (Avril)
1
1.0
1
0
0
100.0
1502.1
425.0
1927.1
View list
11
198006479
De Jong, I (Ian)
1
1.0
1
0
0
100.0
1567.7
425.0
1992.7
View list
12
199060839
Matthys, A (Allistair)
1
1.0
1
0
0
100.0
1523.0
425.0
1948.0
View list
13
103092052
Mbayiwa, M (Michael)
1
1.0
1
0
0
100.0
1502.1
425.0
1927.1
View list
14
109087931
Michiel, RRJ (Raidan)
1
1.0
1
0
0
100.0
1523.0
425.0
1948.0
View list
15
191023895
Mohamed, A (Adil)
1
1.0
1
0
0
100.0
1530.6
425.0
1955.6
View list
16
1750096724
Ndlovu, B (Bigboy)
1
1.0
1
0
0
100.0
1567.7
425.0
1992.7
View list
17
199029433
Pasquelle, L (Lazio)
1
1.0
1
0
0
100.0
1523.0
425.0
1948.0
View list
18
199053719
Preston, W (Waylon)
1
1.0
1
0
0
100.0
1509.4
425.0
1934.4
View list
19
2060098625
Solulele, D (Diniso)
1
1.0
1
0
0
100.0
1509.4
425.0
1934.4
View list
20
103064771
Theunissen, J (Joshua)
1
1.0
1
0
0
100.0
1530.6
425.0
1955.6
View list