Chess South Africa
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Chess South Africa
De Coning, J (Jan Cornelius)
Dob:
2010/03/27 (U16)
Gender:
Male
Chess SA id:
1100140530
FIDE id:
Region:
Ehlanzeni (MEN)
Citizen:
RSA
Title(s):
Last active:
2023/09/02 (391 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
1247.9
Current Weighted rating
1233.8
Current Weighted performance
1088.5
Current official/published rating (highest between Raw, WR and WP)
1247.9
Current highest rating achieved
1247.9
Current floor (min rating allowed)
747.9
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)
±154.9
Current Raw change used (final)
0.0
Projected new Raw rating
1247.9
Projected new Weighed rating
1136.5
Projected new Weighted performance
1088.5
Projected new final Raw rating (if new WP > new Raw)
1247.9
Projected new highest rating
1247.9
Projected new floor
747.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1247.9
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
1170.0
Current Weighted rating
1169.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1170.0
Current highest rating achieved
1173.2
Current floor (min rating allowed)
673.2
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)
±173.1
Current Raw change used (final)
0.0
Projected new Raw rating
1170.0
Projected new Weighed rating
1076.0
Projected new Weighted performance
723.8
Projected new final Raw rating (if new WP > new Raw)
1170.0
Projected new highest rating
1173.2
Projected new floor
673.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1170.0
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
1306.7
Current Weighted rating
1286.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1306.7
Current highest rating achieved
1306.7
Current floor (min rating allowed)
806.7
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)
±142.4
Current Raw change used (final)
0.0
Projected new Raw rating
1306.7
Projected new Weighed rating
1185.9
Projected new Weighted performance
756.7
Projected new final Raw rating (if new WP > new Raw)
1306.7
Projected new highest rating
1306.7
Projected new floor
806.7
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1306.7
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
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
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
5
Mpumalanga Final 2023 (U13)
2023/09/02
2023/09/02
Gert Sibande (MGS)
Rapid
30
0.60
5
5
3.0
1241.0
1298.4
Analysis
4
Interprimary Finals 2023 (U13)
2023/08/19
2023/08/19
Ehlanzeni (MEN)
Rapid
30
0.60
5
5
5.0
1173.8
1200.0
Analysis
3
Robbies 2023 (U14)
2023/05/11
2023/05/11
Ehlanzeni (MEN)
Standard
63
0.84
5
5
2.0
1167.4
1160.4
Analysis
2
Penryn Chess Tournament 2023 (U14)
2023/02/11
2023/02/11
Ehlanzeni (MEN)
Standard
63
0.84
5
5
2.0
1178.5
1173.2
Analysis
1
Rob Ferreira Chess Tournament 2022 (U14)
2022/05/07
2022/05/07
Ehlanzeni (MEN)
Standard
62
0.84
5
5
2.0
1200.0
1200.0
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
25
14
0
11
14.0
56.0
51.0
1225.2
1276.2
White
14
7
0
7
7.0
50.0
0.0
1248.9
1248.9
Black
11
7
0
4
7.0
63.6
115.9
1194.9
1310.9
Standard
All
15
6
0
9
6.0
40.0
-85.0
1225.2
1140.2
White
8
3
0
5
3.0
37.5
-106.3
1251.9
1145.6
Black
7
3
0
4
3.0
42.9
-60.7
1194.8
1134.1
Rapid
All
10
8
0
2
8.0
80.0
255.0
1225.1
1480.1
White
6
4
0
2
4.0
66.7
141.7
1245.0
1386.7
Black
4
4
0
0
4.0
100.0
425.0
1195.2
1620.2
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
1110149506
Williams, J (Jody)
2
2.0
2
0
0
100.0
1207.4
425.0
1632.4
View list
2
1100149500
Macanja, G (Gerson)
1
1.0
1
0
0
100.0
1178.5
425.0
1603.5
View list
3
1100161791
Khumalo, T (Tatenda)
1
1.0
1
0
0
100.0
1241.0
425.0
1666.0
View list
4
2100156687
Masoka, T (Thobeka)
1
1.0
1
0
0
100.0
1167.4
425.0
1592.4
View list
5
1130148564
Mashaba, T (Thato)
1
1.0
1
0
0
100.0
1173.8
425.0
1598.8
View list
6
2100139863
Makawa, T (Tabeth)
1
1.0
1
0
0
100.0
1178.5
425.0
1603.5
View list
7
211087266
Erasmus, C (Carli)
1
1.0
1
0
0
100.0
1241.0
425.0
1666.0
View list
8
1110160290
Nkuna, G (Gabriel)
1
1.0
1
0
0
100.0
1173.8
425.0
1598.8
View list
9
1110149503
Nel, D (Demar)
1
1.0
1
0
0
100.0
1167.4
425.0
1592.4
View list
10
1130149486
Saldanha, N (Noah)
1
1.0
1
0
0
100.0
1173.8
425.0
1598.8
View list
11
1100160276
Tsabetse, L (Lindelani)
1
1.0
1
0
0
100.0
1173.8
425.0
1598.8
View list
12
1100137669
Thobejane, K (Kgantsho)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
13
1090137671
Van Staden, D (Divan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
1010143975
Tyhokolo, S (Simanye)
1
0.0
0
0
1
0.0
1241.0
-425.0
816.0
View list
15
2100149505
Seakamela, T (Thati)
1
0.0
0
0
1
0.0
1178.5
-425.0
753.5
View list
16
2100139891
Pretorius, M (Miandi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
110087575
Ogunjiofor, CJ (Chinedu Jeremy)
1
0.0
0
0
1
0.0
1178.5
-425.0
753.5
View list
18
1100140536
Myakayaka, K (Khaya)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
1110161789
De Beer, C (Caleb)
1
0.0
0
0
1
0.0
1241.0
-425.0
816.0
View list
20
2100149501
Macanja, U (Usia)
1
0.0
0
0
1
0.0
1178.5
-425.0
753.5
View list