Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Durow, NL (Neil)
Dob:
1959/07/28 (Adult)
Gender:
Male
Chess SA id:
159008414
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/02/06 (88 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
1620.4
Curent Weighted rating
1659.8
Curent Weighted performance
1424.4
Current official/published rating (highest between Raw, WR and WP)
1659.8
Current floor (min rating allowed)
1353.0
Current highest rating achieved
1853.0
Current K-factor
24
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)
±91.1
Current Raw change used (final)
0.0
Projected new Raw rating
1620.4
Projected new Weighed rating
1654.4
Projected new Weighted performance
1424.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1654.4
Projected effective change (new Official - current Official)
-5.3
Projected new highest rating
1853.0
Projected new floor
1353.0
Projected new K-facor
24
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
1600.5
Curent Weighted rating
1653.5
Curent Weighted performance
1411.5
Current official/published rating (highest between Raw, WR and WP)
1653.5
Current floor (min rating allowed)
1353.0
Current highest rating achieved
1853.0
Current K-factor
24
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)
±93.7
Current Raw change used (final)
0.0
Projected new Raw rating
1600.5
Projected new Weighed rating
1646.8
Projected new Weighted performance
1411.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1646.8
Projected effective change (new Official - current Official)
-6.7
Projected new highest rating
1853.0
Projected new floor
1353.0
Projected new K-facor
24
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
1739.7
Curent Weighted rating
1757.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1757.3
Current floor (min rating allowed)
1353.0
Current highest rating achieved
1853.0
Current K-factor
24
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)
±76.9
Current Raw change used (final)
0.0
Projected new Raw rating
1739.7
Projected new Weighed rating
1754.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1754.8
Projected effective change (new Official - current Official)
-2.5
Projected new highest rating
1853.0
Projected new floor
1353.0
Projected new K-facor
24
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
1804.8
Curent Weighted rating
1804.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1804.8
Current floor (min rating allowed)
1353.0
Current highest rating achieved
1853.0
Current K-factor
24
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)
±70.0
Current Raw change used (final)
0.0
Projected new Raw rating
1804.8
Projected new Weighed rating
1804.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1804.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1853.0
Projected new floor
1353.0
Projected new K-facor
24
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Randburg Chess Club New Year Swiss 2024
2024/02/06
2024/02/06
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
3.0
1661.9
1641.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
13
Randburg Chess Club New Year Swiss 2024
2024/02/06
2024/02/06
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
3.0
1661.9
1641.8
Analysis
12
Randburg Club Championships Swiss 2023
2023/08/29
2023/10/10
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
4.5
1643.2
1646.6
Analysis
11
Randburg Club Championship Rapid 2023
2023/08/15
2023/08/22
Johannesburg Metro (GJM)
Rapid
25
0.54
6
6
3.0
1646.8
1772.8
Analysis
10
Randburg Winter Swiss 2023
2023/06/13
2023/07/25
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
4.0
1663.0
1661.2
Analysis
9
Randburg Mid-Year Themed Rapid 2023
2023/05/30
2023/06/06
Johannesburg Metro (GJM)
Rapid
25
0.54
6
6
3.5
1663.4
1795.4
Analysis
8
Randburg Autumn Swiss 2023
2023/04/11
2023/05/23
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
3.5
1690.0
1689.8
Analysis
7
Randburg Summer Swiss 2022
2022/10/25
2022/12/06
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
3.0
1745.7
1749.6
Analysis
6
Randburg Spring Rapid 2022
2022/09/20
2022/09/27
Johannesburg Metro (GJM)
Rapid
25
0.54
6
3
2.0
1801.0
1804.8
Analysis
5
Randburg Club Championships Swiss 2022
2022/07/19
2022/09/06
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
4.0
1801.0
1801.7
Analysis
4
Randburg Chess Club Autum Swiss 2020
2020/02/04
2020/03/10
Johannesburg Metro (GJM)
Standard
90
0.94
6
5
3.5
1808.4
1807.9
Analysis
3
Randburg Chess Club Winter Swiss 2019
2019/07/30
2019/09/03
Johannesburg Metro (GJM)
Standard
90
0.94
6
6
5.0
1794.6
1793.0
Analysis
2
Randburg Club Champs 2019
2019/05/07
2019/06/18
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
5.5
1806.8
1806.7
Analysis
1
Randburg Club - Summer Swiss 2018
2018/01/30
2018/03/13
Johannesburg Metro (GJM)
Standard
90
0.94
7
6
4.5
1804.8
1804.8
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
7
2
2
3
3.0
42.9
-60.7
1501.8
1441.1
White
4
1
2
1
2.0
50.0
0.0
1591.9
1591.9
Black
3
1
0
2
1.0
33.3
-141.7
1381.6
1239.9
Standard
All
7
2
2
3
3.0
42.9
-60.7
1501.8
1441.1
White
4
1
2
1
2.0
50.0
0.0
1591.9
1591.9
Black
3
1
0
2
1.0
33.3
-141.7
1381.6
1239.9
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
81
41
16
24
49.0
60.5
89.2
1507.1
1596.3
White
43
23
8
12
27.0
62.8
108.7
1490.7
1599.4
Black
38
18
8
12
22.0
57.9
67.1
1525.7
1592.8
Standard
All
66
33
15
18
40.5
61.4
96.6
1497.2
1593.8
White
36
19
7
10
22.5
62.5
106.3
1483.6
1589.9
Black
30
14
8
8
18.0
60.0
85.0
1513.5
1598.5
Rapid
All
15
8
1
6
8.5
56.7
56.7
1550.7
1607.4
White
7
4
1
2
4.5
64.3
121.4
1527.2
1648.6
Black
8
4
0
4
4.0
50.0
0.0
1571.3
1571.3
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
158022721
Metcalfe, AR (Allister)
9
1.5
0
3
6
16.7
1734.3
-283.3
1451.0
View list
2
170035526
Snyckers, FA (Frank)
7
5.0
5
0
2
71.4
1716.7
182.1
1898.8
View list
3
174009090
Essop, R (Rashied)
7
5.0
4
2
1
71.4
1730.2
182.1
1912.3
View list
4
1130116883
Tak, R (Rannveer)
6
3.5
3
1
2
58.3
1661.4
70.8
1732.2
View list
5
181011771
Hangelbroek, P (Peter)
5
4.5
4
1
0
90.0
1763.7
340.0
2103.7
View list
6
163015814
Kleyn, AE (Andrew)
5
3.0
2
2
1
60.0
1739.7
85.0
1824.7
View list
7
179057929
Essop, H (Haroon)
4
1.5
1
1
2
37.5
1768.9
-106.3
1662.7
View list
8
1670097020
Molema, W (Warner)
3
3.0
3
0
0
100.0
1731.2
425.0
2156.2
View list
9
101050584
Mazibuko, K (Khanya)
3
0.0
0
0
3
0.0
1666.7
-425.0
1241.7
View list
10
102072832
Snyckers, A (Adam)
2
2.0
2
0
0
100.0
1735.7
425.0
2160.7
View list
11
155022650
Mendelsohn, DC (David)
2
1.5
1
1
0
75.0
1801.5
212.5
2014.0
View list
12
157033194
Savage, NR (Neil)
2
1.5
1
1
0
75.0
1803.9
212.5
2016.4
View list
13
203034366
Shaw, LA (Laurie Ann)
2
1.5
1
1
0
75.0
1805.8
212.5
2018.3
View list
14
1560115964
Van Der Berg, P (Pieter)
2
1.0
1
0
1
50.0
1652.6
0.0
1652.6
View list
15
1820157348
Mulaudzi, W (Wiseman)
1
1.0
1
0
0
100.0
1663.4
425.0
2088.4
View list
16
190011552
Gwaza, KK (Khanya)
1
1.0
1
0
0
100.0
1794.6
425.0
2219.6
View list
17
1640119080
Goldberg, M (Mark)
1
1.0
1
0
0
100.0
1801.0
425.0
2226.0
View list
18
184009464
Fienberg, L (Leonard)
1
1.0
1
0
0
100.0
1794.6
425.0
2219.6
View list
19
198007398
Diplock, GT (Graham)
1
1.0
1
0
0
100.0
1663.4
425.0
2088.4
View list
20
1770144450
Boshoff, E (Ernst)
1
1.0
1
0
0
100.0
1801.0
425.0
2226.0
View list