Chess South Africa
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Chess South Africa
Koert, C (Connor)
Dob:
2009/08/04 (U16)
Gender:
Male
Chess SA id:
1090155762
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/03/11 (64 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
1357.2
Curent Weighted rating
1237.7
Curent Weighted performance
1357.6
Current official/published rating (highest between Raw, WR and WP)
1357.2
Current floor (min rating allowed)
857.2
Current highest rating achieved
1357.2
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)
±132.5
Current Raw change used (final)
0.0
Projected new Raw rating
1357.2
Projected new Weighed rating
1248.7
Projected new Weighted performance
1357.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1357.6
Projected effective change (new Official - current Official)
+0.4
Projected new highest rating
1357.2
Projected new floor
857.2
Projected new K-facor
36
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
1378.2
Curent Weighted rating
1256.5
Curent Weighted performance
1371.8
Current official/published rating (highest between Raw, WR and WP)
1378.2
Current floor (min rating allowed)
878.2
Current highest rating achieved
1378.2
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)
±128.6
Current Raw change used (final)
0.0
Projected new Raw rating
1378.2
Projected new Weighed rating
1268.3
Projected new Weighted performance
1371.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1378.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1378.2
Projected new floor
878.2
Projected new K-facor
36
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
1101.4
Curent Weighted rating
1146.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1146.1
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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)
±190.8
Current Raw change used (final)
0.0
Projected new Raw rating
1101.4
Projected new Weighed rating
1140.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1140.8
Projected effective change (new Official - current Official)
-5.3
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
2024 Piet Robbertse Open Chess Tournament (C)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1266.4
1307.8
Analysis
1
Dainfern College Chess League 2024 (A)
2024/01/29
2024/03/11
Johannesburg Metro (GJM)
Standard
60
0.83
6
6
5.0
1279.3
1312.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
2024 Piet Robbertse Open Chess Tournament (C)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1266.4
1307.8
Analysis
8
Dainfern College Chess League 2024 (A)
2024/01/29
2024/03/11
Johannesburg Metro (GJM)
Standard
60
0.83
6
6
5.0
1279.3
1312.5
Analysis
7
2023 Moja Chess Extravaganza (Blitz)
2023/10/03
2023/10/03
Frances Baard (NCF)
Blitz
5
0.18
7
6
1.0
1181.0
1200.0
Analysis
6
2023 Moja Chess Extravaganza (B)
2023/09/30
2023/10/04
Frances Baard (NCF)
Standard
120
1.00
9
9
3.0
1181.0
1179.1
Analysis
5
St Peters College Chess League 2023 (A)
2023/09/11
2023/10/23
Johannesburg Metro (GJM)
Standard
60
0.83
6
4
3.5
1181.0
1179.1
Analysis
4
Chess Power House 2023 (B)
2023/08/19
2023/08/19
Johannesburg Metro (GJM)
Standard
90
0.94
5
5
2.0
1154.9
1149.2
Analysis
3
Steyn City School Chess League 2023 (A)
2023/05/05
2023/05/29
Johannesburg Metro (GJM)
Standard
60
0.83
6
5
1.5
1200.0
1200.0
Analysis
2
Steyn City School Chess League 2023 (B)
2023/05/05
2023/05/29
Johannesburg Metro (GJM)
Standard
60
0.83
6
1
0.0
1200.0
1200.0
Analysis
1
Mzansi Fide Open 2023 (Intermediate)
2023/04/27
2023/05/01
Johannesburg Metro (GJM)
Standard
120
1.00
6
6
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
11
8
0
3
8.0
72.7
193.2
1263.7
1456.9
White
6
3
0
3
3.0
50.0
0.0
1268.4
1268.4
Black
5
5
0
0
5.0
100.0
425.0
1258.1
1683.1
Standard
All
11
8
0
3
8.0
72.7
193.2
1263.7
1456.9
White
6
3
0
3
3.0
50.0
0.0
1268.4
1268.4
Black
5
5
0
0
5.0
100.0
425.0
1258.1
1683.1
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
47
20
2
25
21.0
44.7
-45.2
1323.1
1277.8
White
25
11
1
13
11.5
46.0
-34.0
1314.3
1280.3
Black
22
9
1
12
9.5
43.2
-58.0
1333.0
1275.0
Standard
All
41
19
2
20
20.0
48.8
-10.4
1316.3
1305.9
White
22
10
1
11
10.5
47.7
-19.3
1323.6
1304.3
Black
19
9
1
9
9.5
50.0
0.0
1307.8
1307.8
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
6
1
0
5
1.0
16.7
-283.3
1369.5
1086.2
White
3
1
0
2
1.0
33.3
-141.7
1246.3
1104.6
Black
3
0
0
3
0.0
0.0
-425.0
1492.7
1067.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1090157137
Lekganyane, M (Makgoba)
1
1.0
1
0
0
100.0
1181.0
425.0
1606.0
View list
2
1070153444
Ballim, S (Salif)
1
1.0
1
0
0
100.0
1266.4
425.0
1691.4
View list
3
1060153693
Burman, D (Daniel)
1
1.0
1
0
0
100.0
1181.0
425.0
1606.0
View list
4
1070301641
Johnson, P (Promise)
1
1.0
1
0
0
100.0
1279.3
425.0
1704.3
View list
5
1090116741
Kekana, N (Neo)
1
1.0
1
0
0
100.0
1266.4
425.0
1691.4
View list
6
1080153700
Kalakonda, S (Sahasra)
1
1.0
1
0
0
100.0
1181.0
425.0
1606.0
View list
7
1100114016
Lamola, T (Tumisho)
1
1.0
1
0
0
100.0
1279.3
425.0
1704.3
View list
8
2140155741
Akole, S (Sara)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1930162776
Masiu, L (Lawrence)
1
1.0
1
0
0
100.0
1266.4
425.0
1691.4
View list
10
1070157109
Mukhari, Z (Zwivhuya)
1
1.0
1
0
0
100.0
1279.3
425.0
1704.3
View list
11
1050153751
Munthree, A (Ashalen)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1060157143
Myburgh, J (Joshua)
1
1.0
1
0
0
100.0
1279.3
425.0
1704.3
View list
13
1070157112
Nkosi, P (Philasande)
1
1.0
1
0
0
100.0
1181.0
425.0
1606.0
View list
14
1050136666
Rampou, O (Oratile)
1
1.0
1
0
0
100.0
1181.0
425.0
1606.0
View list
15
1060136733
Scanes, D (Dentin)
1
1.0
1
0
0
100.0
1279.3
425.0
1704.3
View list
16
1090119738
Shen Yu, F (Frank)
1
1.0
1
0
0
100.0
1154.9
425.0
1579.9
View list
17
1150134491
Soojay, J (Josiah)
1
1.0
1
0
0
100.0
1181.0
425.0
1606.0
View list
18
1170147325
Stelloh, A (Alexander)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
19
1140135557
Thorulsley, K (Kairaav)
1
1.0
1
0
0
100.0
1181.0
425.0
1606.0
View list
20
1160160677
Tshabalala, M (Mluleki)
1
1.0
1
0
0
100.0
1154.9
425.0
1579.9
View list