Chess South Africa
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Chess South Africa
Koorbanally, J (James)
Dob:
2007/07/19 (U18)
Gender:
Male
Chess SA id:
1070097632
FIDE id:
Region:
Ethekwini (KED)
Citizen:
RSA
Title(s):
Last active:
2023/03/04 (447 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
1343.2
Curent Weighted rating
1342.7
Curent Weighted performance
1071.9
Current official/published rating (highest between Raw, WR and WP)
1343.2
Current floor (min rating allowed)
876.9
Current highest rating achieved
1376.9
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)
±135.2
Current Raw change used (final)
0.0
Projected new Raw rating
1343.2
Projected new Weighed rating
1342.5
Projected new Weighted performance
1071.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1343.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1376.9
Projected new floor
876.9
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
1358.1
Curent Weighted rating
1355.8
Curent Weighted performance
1016.5
Current official/published rating (highest between Raw, WR and WP)
1358.1
Current floor (min rating allowed)
884.7
Current highest rating achieved
1384.7
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)
±132.4
Current Raw change used (final)
0.0
Projected new Raw rating
1358.1
Projected new Weighed rating
1355.9
Projected new Weighted performance
1016.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1358.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1384.7
Projected new floor
884.7
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
1204.8
Curent Weighted rating
1208.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1208.2
Current floor (min rating allowed)
741.2
Current highest rating achieved
1241.2
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)
±164.7
Current Raw change used (final)
0.0
Projected new Raw rating
1204.8
Projected new Weighed rating
1207.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1207.3
Projected effective change (new Official - current Official)
-0.8
Projected new highest rating
1241.2
Projected new floor
741.2
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
1244.0
Curent Weighted rating
1244.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1244.0
Current floor (min rating allowed)
741.2
Current highest rating achieved
1244.0
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)
±155.7
Current Raw change used (final)
0.0
Projected new Raw rating
1244.0
Projected new Weighed rating
1244.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1244.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1244.0
Projected new floor
741.2
Projected new K-facor
36
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
18
Durban Chess Summer Championship 2023 (B)
2023/03/04
2023/03/04
Ethekwini (KED)
Standard
60
0.83
5
5
3.5
1325.6
1336.1
Analysis
17
2023 La Lucia Rapid (A)
2023/01/21
2023/01/21
Ethekwini (KED)
Rapid
25
0.54
6
6
2.0
1340.4
1241.2
Analysis
16
2022 Heritage Day Open (B)
2022/09/24
2022/09/25
Ethekwini (KED)
Standard
60
0.83
6
6
3.0
1376.9
1384.7
Analysis
15
2022 KZN Open (B)
2022/04/30
2022/05/01
Ethekwini (KED)
Standard
60
0.83
6
6
5.0
1321.3
1322.1
Analysis
14
2022 Umhlanga Rapid (B)
2022/01/29
2022/01/29
Ethekwini (KED)
Rapid
25
0.54
6
6
4.0
1318.2
1200.0
Analysis
13
2020 ECA Youth Trials (U14)
2020/02/22
2020/02/23
Ethekwini (KED)
Standard
60
0.83
6
6
4.0
1305.9
1308.4
Analysis
12
2020 Chess & Pizza January Blitz
2020/01/26
2020/01/26
Ethekwini (KED)
Blitz
5
0.18
11
11
5.5
1282.3
1200.0
Analysis
11
2019 South African Junior Team Championships (U14A)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1282.3
1288.2
Analysis
10
2019 Heritage Open (B)
2019/10/05
2019/10/06
Ethekwini (KED)
Standard
60
0.83
6
6
4.0
1265.6
1267.0
Analysis
9
2019 Ethekwini 3rd Youth Trials (U14)
2019/07/20
2019/07/21
Ethekwini (KED)
Standard
60
0.83
6
5
3.0
1263.5
1264.1
Analysis
8
2019 KZN Open (B)
2019/04/27
2019/04/28
Ethekwini (KED)
Standard
60
0.83
6
5
2.0
1235.2
1247.2
Analysis
7
2019 Ethekwini Youth Trials 2nd (U14)
2019/04/13
2019/04/14
Ethekwini (KED)
Standard
60
0.83
6
6
4.0
1235.2
1247.2
Analysis
6
2019 Ethekwini Open (B)
2019/03/30
2019/03/31
Ethekwini (KED)
Standard
60
0.83
6
6
4.0
1174.8
1175.2
Analysis
5
2019 Ethekwini Youth Trials (U14)
2019/03/09
2019/03/10
Ethekwini (KED)
Standard
60
0.83
6
6
4.0
1174.8
1175.2
Analysis
4
2019 JR Mthembu Memorial Swiss (Primary School)
2019/02/16
2019/02/17
Ethekwini (KED)
Standard
60
0.83
5
5
3.0
1148.6
1141.6
Analysis
3
2018 Ethekwini Youth Trials 2 (U12)
2018/05/19
2018/05/20
Ethekwini (KED)
Standard
60
0.83
6
5
3.0
1144.9
1135.6
Analysis
2
2018 Ethekwini Open (B)
2018/03/24
2018/03/25
Ethekwini (KED)
Standard
60
0.83
6
6
3.5
1157.2
1148.4
Analysis
1
2018 Ethekwini Youth Trials (U12)
2018/02/24
2018/02/25
Ethekwini (KED)
Standard
60
0.83
6
6
4.0
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
109
61
9
39
65.5
60.1
85.8
1194.2
1280.0
White
56
35
6
15
38.0
67.9
151.8
1196.1
1347.9
Black
53
26
3
24
27.5
51.9
16.0
1192.1
1208.1
Standard
All
86
50
8
28
54.0
62.8
108.7
1168.4
1277.1
White
45
28
6
11
31.0
68.9
160.6
1164.8
1325.3
Black
41
22
2
17
23.0
56.1
51.8
1172.3
1224.1
Rapid
All
12
6
0
6
6.0
50.0
0.0
1286.4
1286.4
White
6
5
0
1
5.0
83.3
283.3
1216.8
1500.2
Black
6
1
0
5
1.0
16.7
-283.3
1356.0
1072.7
Blitz
All
11
5
1
5
5.5
50.0
0.0
1295.4
1295.4
White
5
2
0
3
2.0
40.0
-85.0
1453.7
1368.7
Black
6
3
1
2
3.5
58.3
70.8
1163.5
1234.3
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
107082588
Ballim, Y (Yahya)
3
1.5
1
1
1
50.0
1202.8
0.0
1202.8
View list
2
1070099657
Moodley, B (Bhairava)
3
1.5
0
3
0
50.0
1268.2
0.0
1268.2
View list
3
1100097611
Narainsamy, T (Taygen)
2
2.0
2
0
0
100.0
1293.4
425.0
1718.4
View list
4
1070109586
Radhakrishna, S (Shohiel)
2
2.0
2
0
0
100.0
1206.0
425.0
1631.0
View list
5
108068293
Daniel, I (Isaiah)
2
1.0
1
0
1
50.0
1250.4
0.0
1250.4
View list
6
1060111177
Ganyaza, T (Thandolwethu)
2
1.0
1
0
1
50.0
1205.0
0.0
1205.0
View list
7
1090103646
Jugree, A (Arav)
2
1.0
1
0
1
50.0
1301.8
0.0
1301.8
View list
8
1110106568
Makaula, L (Lubanzi)
2
1.0
1
0
1
50.0
1319.8
0.0
1319.8
View list
9
1090112248
Subramoney, R (Riaan)
2
1.0
1
0
1
50.0
1319.8
0.0
1319.8
View list
10
108079781
Soojay, J (Jorah)
2
0.0
0
0
2
0.0
1253.0
-425.0
828.0
View list
11
108092581
Taljaard, C (Connor)
2
0.0
0
0
2
0.0
1295.6
-425.0
870.6
View list
12
1050099645
Bhika, Y (Yastir)
1
1.0
1
0
0
100.0
1157.2
425.0
1582.2
View list
13
1060147836
Dunkley, J (Jaydon)
1
1.0
1
0
0
100.0
1325.6
425.0
1750.6
View list
14
1050105383
Duma, A (Amkele)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list
15
107080604
Dube, O (Olwethu)
1
1.0
1
0
0
100.0
1282.3
425.0
1707.3
View list
16
106087235
Du Preez, D (Dillon)
1
1.0
1
0
0
100.0
1282.3
425.0
1707.3
View list
17
2090135067
Dlamini, K (Khethelo)
1
1.0
1
0
0
100.0
1321.3
425.0
1746.3
View list
18
1080137835
Gopaul, K (Kevaughn)
1
1.0
1
0
0
100.0
1321.3
425.0
1746.3
View list
19
107080755
Appanna, S (Shaylin)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list
20
1060111180
Chetty, E (Ethan)
1
1.0
1
0
0
100.0
1174.8
425.0
1599.8
View list