Chess South Africa
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Chess South Africa
October, JW (Jonathan)
Dob:
1985/07/09 (Adult)
Gender:
Male
Chess SA id:
185028714
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2022/10/01 (638 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
1247.3
Current Weighted rating
1246.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1247.3
Current highest rating achieved
1247.3
Current floor (min rating allowed)
747.3
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)
±155.0
Current Raw change used (final)
0.0
Projected new Raw rating
1247.3
Projected new Weighed rating
1146.9
Projected new Weighted performance
552.9
Projected new final Raw rating (if new WP > new Raw)
1247.3
Projected new highest rating
1247.3
Projected new floor
747.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1247.3
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
1232.4
Current Weighted rating
1231.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1232.4
Current highest rating achieved
1232.4
Current floor (min rating allowed)
732.4
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)
±158.3
Current Raw change used (final)
0.0
Projected new Raw rating
1232.4
Projected new Weighed rating
1133.2
Projected new Weighted performance
500.8
Projected new final Raw rating (if new WP > new Raw)
1232.4
Projected new highest rating
1232.4
Projected new floor
732.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1232.4
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
1220.4
Current Weighted rating
1209.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1220.4
Current highest rating achieved
1220.4
Current floor (min rating allowed)
720.4
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)
±161.1
Current Raw change used (final)
0.0
Projected new Raw rating
1220.4
Projected new Weighed rating
1113.4
Projected new Weighted performance
91.4
Projected new final Raw rating (if new WP > new Raw)
1220.4
Projected new highest rating
1220.4
Projected new floor
720.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1220.4
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
1172.0
Current Weighted rating
1172.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1172.0
Current highest rating achieved
1172.0
Current floor (min rating allowed)
672.0
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)
±172.6
Current Raw change used (final)
0.0
Projected new Raw rating
1172.0
Projected new Weighed rating
1078.2
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1172.0
Projected new floor
672.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1172.0
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
4
Heritage Chess Open 2022
2022/10/01
2022/10/01
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.5
1190.5
1168.4
Analysis
3
Strategema 2022 (Open)
2022/09/10
2022/09/10
Cape Winelands (WCW)
Standard
60
0.83
5
0
0.0
1190.5
1168.4
Analysis
2
Cape Winelands Open 2019 (B)
2019/04/27
2019/04/27
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
1188.8
1172.0
Analysis
1
Strategema Club 2018 (Open)
2018/03/10
2018/03/10
Cape Winelands (WCW)
Rapid
30
0.60
5
5
3.0
1172.0
1172.0
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
15
9
1
5
9.5
63.3
113.3
1217.1
1330.5
White
9
6
0
3
6.0
66.7
141.7
1186.3
1327.9
Black
6
3
1
2
3.5
58.3
70.8
1263.4
1334.3
Standard
All
10
6
1
3
6.5
65.0
127.5
1218.3
1345.8
White
6
4
0
2
4.0
66.7
141.7
1179.4
1321.1
Black
4
2
1
1
2.5
62.5
106.3
1276.6
1382.8
Rapid
All
5
3
0
2
3.0
60.0
85.0
1214.8
1299.8
White
3
2
0
1
2.0
66.7
141.7
1200.0
1341.7
Black
2
1
0
1
1.0
50.0
0.0
1237.1
1237.1
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
107093485
Coetzee, D (David)
1
1.0
1
0
0
100.0
1188.8
425.0
1613.8
View list
2
1130139478
Barends, R (Reece)
1
1.0
1
0
0
100.0
1190.5
425.0
1615.5
View list
3
1760098103
Abrahams, R (Rieyaad)
1
1.0
1
0
0
100.0
1172.0
425.0
1597.0
View list
4
1150147003
Jansen, M (Malachi)
1
1.0
1
0
0
100.0
1190.5
425.0
1615.5
View list
5
1010098122
Heyman, A (Arthur)
1
1.0
1
0
0
100.0
1188.8
425.0
1613.8
View list
6
288014490
Joseph, JMA (Juanbrey)
1
1.0
1
0
0
100.0
1172.0
425.0
1597.0
View list
7
106073359
Meyer, WK (Wayde)
1
1.0
1
0
0
100.0
1188.8
425.0
1613.8
View list
8
1750098104
Scheepers, J (Julian)
1
1.0
1
0
0
100.0
1172.0
425.0
1597.0
View list
9
1080146184
Scheepers, J (Jude)
1
1.0
1
0
0
100.0
1190.5
425.0
1615.5
View list
10
187006098
Davids, JW (Jo-Wayne)
1
0.5
0
1
0
50.0
1190.5
0.0
1190.5
View list
11
181084192
Neethling, V (Vincent)
1
0.0
0
0
1
0.0
1188.8
-425.0
763.8
View list
12
174021979
Maxwell, CP (Christian)
1
0.0
0
0
1
0.0
1188.8
-425.0
763.8
View list
13
1070137714
Lirafu, S (Siyambonga)
1
0.0
0
0
1
0.0
1190.5
-425.0
765.5
View list
14
179072614
Johnson, HW (Heinrich)
1
0.0
0
0
1
0.0
1172.0
-425.0
747.0
View list
15
175011891
Harris, DH (David)
1
0.0
0
0
1
0.0
1172.0
-425.0
747.0
View list