Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Ngcobo, S (Siyamthemba)
Dob:
2012/12/21 (U14)
Gender:
Female
Chess SA id:
2120136165
FIDE id:
Region:
King Cetshwayo (KUR)
Citizen:
RSA
Title(s):
Last active:
2024/04/21 (65 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
1366.0
Current Weighted rating
1280.2
Current Weighted performance
1349.6
Current official/published rating (highest between Raw, WR and WP)
1366.0
Current highest rating achieved
1366.0
Current floor (min rating allowed)
866.0
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)
±130.9
Current Raw change used (final)
0.0
Projected new Raw rating
1366.0
Projected new Weighed rating
1179.8
Projected new Weighted performance
1349.6
Projected new final Raw rating (if new WP > new Raw)
1366.0
Projected new highest rating
1366.0
Projected new floor
866.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1366.0
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
1346.0
Current Weighted rating
1262.1
Current Weighted performance
1304.3
Current official/published rating (highest between Raw, WR and WP)
1346.0
Current highest rating achieved
1346.0
Current floor (min rating allowed)
846.0
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)
±134.7
Current Raw change used (final)
0.0
Projected new Raw rating
1346.0
Projected new Weighed rating
1162.1
Projected new Weighted performance
1304.3
Projected new final Raw rating (if new WP > new Raw)
1346.0
Projected new highest rating
1346.0
Projected new floor
846.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1346.0
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
1332.0
Current Weighted rating
1268.9
Current Weighted performance
1219.3
Current official/published rating (highest between Raw, WR and WP)
1332.0
Current highest rating achieved
1332.0
Current floor (min rating allowed)
832.0
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)
±137.4
Current Raw change used (final)
0.0
Projected new Raw rating
1332.0
Projected new Weighed rating
1170.2
Projected new Weighted performance
1219.3
Projected new final Raw rating (if new WP > new Raw)
1332.0
Projected new highest rating
1332.0
Projected new floor
832.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1332.0
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
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
2024 King Cesthwayo Chess Anniversary (U14)
2024/04/20
2024/04/21
King Cetshwayo (KUR)
Standard
60
0.83
7
7
5.0
1346.3
1308.6
Analysis
1
2024 King Cetshwayo Chess Open (B)
2024/02/17
2024/02/18
King Cetshwayo (KUR)
Standard
60
0.83
7
7
4.5
1326.5
1273.3
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
16
2024 King Cesthwayo Chess Anniversary (U14)
2024/04/20
2024/04/21
King Cetshwayo (KUR)
Standard
60
0.83
7
7
5.0
1346.3
1308.6
Analysis
15
2024 King Cetshwayo Chess Open (B)
2024/02/17
2024/02/18
King Cetshwayo (KUR)
Standard
60
0.83
7
7
4.5
1326.5
1273.3
Analysis
14
2023 KZN SALGA Games Chess Tournament 2023
2023/12/08
2023/12/10
Ethekwini (KED)
Standard
60
0.83
7
6
4.0
1275.3
1215.7
Analysis
13
2023 King Cetshwayo Junior & Intermediate Chess Tournament (U12)
2023/10/28
2023/10/28
King Cetshwayo (KUR)
Rapid
25
0.54
5
5
4.0
1209.6
1192.4
Analysis
12
2023 King Cetswayo SALGA Elimination (U14 Girls)
2023/10/14
2023/10/14
King Cetshwayo (KUR)
Rapid
25
0.54
5
5
4.5
1209.6
1192.4
Analysis
11
UniZulu Tournament 2023 (U10+U12)
2023/09/23
2023/09/23
King Cetshwayo (KUR)
Standard
60
0.83
6
6
3.0
1205.1
1217.9
Analysis
10
2023 King Cetshwayo Winter Open (U12)
2023/07/29
2023/07/29
King Cetshwayo (KUR)
Rapid
25
0.54
6
6
3.5
1194.6
1161.6
Analysis
9
2023 King Cetshwayo Chess Anniversary (U12)
2023/04/22
2023/04/23
King Cetshwayo (KUR)
Standard
60
0.83
7
7
3.0
1210.4
1244.2
Analysis
8
2022 King Cetshwayo Junior & Intermediate (U12)
2022/10/29
2022/10/29
King Cetshwayo (KUR)
Rapid
25
0.54
5
5
2.0
1239.6
1198.4
Analysis
7
2022 Salga KZN Dsr Games KC Team Selections (U14)
2022/10/15
2022/10/15
King Cetshwayo (KUR)
Rapid
25
0.54
5
5
2.0
1239.6
1198.4
Analysis
6
2022 Unizulu Chess Tournament (U10-U14)
2022/09/03
2022/09/04
King Cetshwayo (KUR)
Standard
60
0.83
7
7
4.0
1230.3
1234.1
Analysis
5
2022 King Cetshwayo Championship (U14)
2022/05/28
2022/05/29
King Cetshwayo (KUR)
Standard
60
0.83
7
7
4.0
1214.6
1210.0
Analysis
4
2022 Mlalazi Chess Championship (Junior)
2022/05/14
2022/05/14
King Cetshwayo (KUR)
Rapid
25
0.54
5
4
2.0
1214.6
1200.0
Analysis
3
2022 King Cetshwayo Anniversary (U10-U14)
2022/03/12
2022/03/13
King Cetshwayo (KUR)
Standard
60
0.83
7
6
3.0
1209.8
1207.5
Analysis
2
2022 King Cetshwayo Open (U10-U14)
2022/02/19
2022/02/20
King Cetshwayo (KUR)
Standard
60
0.83
7
7
4.0
1217.3
1217.6
Analysis
1
2021 King Cetshwayo Christmas Tournament (U10)
2021/11/27
2021/11/28
King Cetshwayo (KUR)
Standard
60
0.83
7
4
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
9
1
4
9.5
67.9
151.8
1254.3
1406.1
White
7
2
1
4
2.5
35.7
-121.4
1288.6
1167.1
Black
7
7
0
0
7.0
100.0
425.0
1220.1
1645.1
Standard
All
14
9
1
4
9.5
67.9
151.8
1254.3
1406.1
White
7
2
1
4
2.5
35.7
-121.4
1288.6
1167.1
Black
7
7
0
0
7.0
100.0
425.0
1220.1
1645.1
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
94
53
4
37
55.0
58.5
72.3
1212.3
1284.7
White
45
28
3
14
29.5
65.6
132.2
1220.3
1352.5
Black
49
25
1
23
25.5
52.0
17.3
1205.1
1222.4
Standard
All
64
36
2
26
37.0
57.8
66.4
1220.7
1287.1
White
31
19
2
10
20.0
64.5
123.4
1231.3
1354.7
Black
33
17
0
16
17.0
51.5
12.9
1210.8
1223.7
Rapid
All
30
17
2
11
18.0
60.0
85.0
1194.4
1279.4
White
14
9
1
4
9.5
67.9
151.8
1195.9
1347.7
Black
16
8
1
7
8.5
53.1
26.6
1193.2
1219.8
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
2120136167
Pillay, G (Giuliana)
5
3.0
3
0
2
60.0
1217.3
85.0
1302.3
View list
2
1110117041
Botha, L (Louis)
4
0.0
0
0
4
0.0
1239.6
-425.0
814.6
View list
3
1130160224
Mchunu, Y (Yethu)
3
1.5
1
1
1
50.0
1204.9
0.0
1204.9
View list
4
1100101795
Gqibitole, WO (Wonga)
3
0.0
0
0
3
0.0
1250.3
-425.0
825.3
View list
5
1110105576
Govender, TK (Trivae)
3
0.0
0
0
3
0.0
1262.1
-425.0
837.1
View list
6
2130135033
Mthimkhulu, B (Bandile)
2
2.0
2
0
0
100.0
1204.9
425.0
1629.9
View list
7
1090141672
Nyawo, N (Nqubeko)
2
2.0
2
0
0
100.0
1270.5
425.0
1695.5
View list
8
1120135019
Dlamini, L (Lwazi)
2
1.5
1
1
0
75.0
1204.9
212.5
1417.4
View list
9
2130157004
Beharry, A (Aurora)
2
1.0
1
0
1
50.0
1207.8
0.0
1207.8
View list
10
1100135037
Opperman, E (Eagan)
2
1.0
1
0
1
50.0
1212.2
0.0
1212.2
View list
11
1130141700
Reddy, T (Tyler)
2
1.0
1
0
1
50.0
1217.7
0.0
1217.7
View list
12
2100147990
Buthelezi, D (Deneo)
2
0.5
0
1
1
25.0
1224.6
-212.5
1012.1
View list
13
2120160228
Mulholland, E (Emmy)
2
0.0
0
0
2
0.0
1278.3
-425.0
853.3
View list
14
2100191396
Cele, O (Olwethu)
1
1.0
1
0
0
100.0
1275.3
425.0
1700.3
View list
15
1120190460
Hlongwane, K (Khaya)
1
1.0
1
0
0
100.0
1209.6
425.0
1634.6
View list
16
1100160234
Heenop, D (Darious)
1
1.0
1
0
0
100.0
1326.5
425.0
1751.5
View list
17
2120160221
Heenop, D (Danika)
1
1.0
1
0
0
100.0
1346.3
425.0
1771.3
View list
18
1150162567
Harypursat, R (Rylan)
1
1.0
1
0
0
100.0
1205.1
425.0
1630.1
View list
19
1100119175
Hall, B (Braedan)
1
1.0
1
0
0
100.0
1214.6
425.0
1639.6
View list
20
2110147967
Gumede, U (Uyibuyisile)
1
1.0
1
0
0
100.0
1239.6
425.0
1664.6
View list