PLAYER PAGE

Personal

Ngcobo, S (Siyamthemba)

Chess SA id

2120136165

FIDE id

?

Date of birth

2012-12-21 (U14)

Gender

Female

Region

King Cetshwayo (KUR)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

48.5

Junior GPX Points

1295.2

Item Main Standard Rapid Blitz
Rating 1492.8 1532 1305.8 1200
Raw rating 1466.6 1501.7 1304.9 1200
Weighted rating 1373.3 1380 1305.8 1200
Weighted performance 1492.8 1532 1302.3 0
Floor 966.6 1001.7 871.7 700
K-factor 32 32 36 36
Min/Max rating change allowed 113.4 107.9 142.8 165.8
Highest rating 1492.8
2025-11-01
1532
2025-11-01
1371.7
2025-09-01
1200
2018-10-01
Highest raw rating 1466.6
2025-11-01
1501.7
2025-11-01
1371.7
2025-09-01
1200
2024-03-01
Highest weighted rating 1373.3
2025-11-01
1380
2025-11-01
1312.4
2025-09-01
1200
2018-10-01
Highest weighted performance 1492.8
2025-11-01
1532
2025-11-01
1342.7
2023-10-01
1200
2024-03-01

Prediction
Item Main Standard Rapid Blitz
Rating change -8.8 -9.2 -0.6 0
New rating 1484 1522.8 1305.2 1200
Analysis
Rating 1492.8 1532 1305.8 1200
Raw rating 1466.6 1501.7 1304.9 1200
Weighted rating 1373.3 1380 1305.8
Weighted performance 1492.8 1532 1302.3
K-factor 32 32 36 36
Floor 966.6 1001.7 871.7 700
Max/Min rating change allowed 113.4 107.9 142.8 165.8
Games 0 0 0 0
Score 0 0 0 0
Expected score 0 0 0 0
Score-Expected 0 0 0 0
Temp raw +/- 0 0 0 0
Final raw +/- 0 0 0 0
New raw rating 1466.6 1501.7 1304.9 1200
New weighted rating 1382.3 1392.3 1305.2 1200
New weighted performance 1484 1522.8 1294.5 0
Temp new rating 1484 1522.8 1305.2 1200
Temp new rating +/- -8.8 -9.2 -0.6 0
Final new rating +/- -8.8 -9.2 -0.6 0
New rating 1484 1522.8 1305.2 1200
New K-factor 32 32 36 36
New floor 966.6 1001.7 871.7 700

Item Main Standard Rapid Blitz
0 0 0 0
52 30 22 0
42 35 7 0
35 19 16 0
41 27 14 0
4 4 0 0
History 174 115 59 0

Games since
Main
100
Standard
71
Rapid
29
Blitz
0
Gender Female
Age group U14
Region King Cetshwayo (KUR)
Province KwaZulu Natal (KZ)
Main
RSA Province Region
Overall 1317 82 14
Female 176 6 1
U14 183 15 2
U14 Female 34 3 1
Standard
RSA Province Region
Overall 989 70 8
Female 115 4 1
U14 134 12 1
U14 Female 24 2 1
Rapid
RSA Province Region
Overall 1032 116 20
Female 175 21 5
U14 230 32 6
U14 Female 56 7 2
Blitz
RSA Province Region
Overall -1 -1 -1
Female -1 -1 -1
U14 -1 -1 -1
U14 Female -1 -1 -1

Games Score % Dp AvgOpp Performance
Main 0 0 0 0 0 0
Standard 0 0 0 0 0 0
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
Games Score % Dp AvgOpp Performance
Main 52 35.5 68.27 155.3 1290.6 1445.9
Standard 30 23 76.67 226.7 1281.7 1508.3
Rapid 22 12.5 56.82 58 1302.7 1360.6
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 174 107.5 61.78 100.1 1231.3 1331.4
Standard 115 74 64.35 122 1230.5 1352.5
Rapid 59 33.5 56.78 57.6 1232.8 1290.4
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-11-01 1466.6 1501.7 1304.9 1200
2025-09-30 1399.6 1462.9 1241.9 1200
2025-09-01 1448.7 1419.7 1371.7 1200
2025-08-01 1421.3 1419.7 1307.4 1200
2025-07-01 1421.3 1419.7 1307.2 1200
2025-06-01 1421.3 1419.7 1306.6 1200
2025-05-01 1389.4 1394.7 1305.5 1200
2025-04-01 1332.2 1346.3 1304.1 1200
2025-03-01 1349.1 1372.2 1302.2 1200
2025-02-01 1331.6 1357.1 1298.8 1200
2025-01-01 1331.6 1357.1 1278.8 1200
2024-12-01 1331.6 1357.1 1278.8 1200
2024-11-01 1264.7 1277.2 1278.8 1200
2024-10-01 1281.5 1277.2 1307.2 1200
2024-09-01 1281.5 1277.2 1307.2 1200
2024-08-01 1295.1 1277.2 1332 1200
2024-07-01 1351.4 1327.6 1332 1200
2024-09-01 1366 1346 1332 1200
2024-05-01 1346.3 1308.6 1332 1200
2024-04-01 1346.3 1308.6 1332 1200
2024-03-01 1346.3 1308.6 1332 1200
2024-02-01 1326.5 1273.3 1332 1200
2024-01-01 1326.5 1273.3 1332 1200
2023-12-01 1326.5 1273.3 1332 1200

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 King Cetshwayo Summer Open (U14) 2025-10-25 2025-10-25 Standard King Cetshwayo (KUR) 5 5 5 Yes Analysis
2 2025 King Cetshwayo SALGA Selections (U14 Girls) 2025-10-18 2025-10-18 Rapid King Cetshwayo (KUR) 5 5 4.5 Yes Analysis
3 2025 Umhlathuze Mayoral Cup (U14 Girls) 2025-09-20 2025-09-20 Standard King Cetshwayo (KUR) 5 5 4.5 Yes Analysis
4 2025 KZN Provincial Trials (U14) 2025-09-06 2025-09-06 Rapid Ethekwini (KED) 6 6 1 Yes Analysis
5 2025 KwaZulu-Natal Women Championship (Teams) 2025-08-23 2025-08-23 Rapid King Cetshwayo (KUR) 6 6 3 Yes Analysis
6 2025 King Cetshwayo Inter-School Teams Junior Primary (Intermediate) 2025-08-02 2025-08-02 Rapid King Cetshwayo (KUR) 5 5 4 Yes Analysis
7 2025 King Cetshwayo Winter Open (U14) 2025-05-17 2025-05-17 Standard King Cetshwayo (KUR) 5 5 4 Yes Analysis
8 2025 King Cetshwayo Anniversary (U14 Girls) 2025-04-12 2025-04-12 Standard King Cetshwayo (KUR) 5 5 4 Yes Analysis
9 2025 Kinng Cetshwayo Championship (U14 Girls) 2025-03-01 2025-03-01 Standard King Cetshwayo (KUR) 5 5 2.5 Yes Analysis
10 2025 King Cetshwayo Open (U14) 2025-02-15 2025-02-15 Standard King Cetshwayo (KUR) 5 5 3 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 King Cetshwayo Summer Open (U14) 2025-10-25 2025-10-25 Standard King Cetshwayo (KUR) 5 5 5 Yes Analysis
2 2025 King Cetshwayo SALGA Selections (U14 Girls) 2025-10-18 2025-10-18 Rapid King Cetshwayo (KUR) 5 5 4.5 Yes Analysis
3 2025 Umhlathuze Mayoral Cup (U14 Girls) 2025-09-20 2025-09-20 Standard King Cetshwayo (KUR) 5 5 4.5 Yes Analysis
4 2025 KZN Provincial Trials (U14) 2025-09-06 2025-09-06 Rapid Ethekwini (KED) 6 6 1 Yes Analysis
5 2025 KwaZulu-Natal Women Championship (Teams) 2025-08-23 2025-08-23 Rapid King Cetshwayo (KUR) 6 6 3 Yes Analysis
6 2025 King Cetshwayo Inter-School Teams Junior Primary (Intermediate) 2025-08-02 2025-08-02 Rapid King Cetshwayo (KUR) 5 5 4 Yes Analysis
7 2025 King Cetshwayo Winter Open (U14) 2025-05-17 2025-05-17 Standard King Cetshwayo (KUR) 5 5 4 Yes Analysis
8 2025 King Cetshwayo Anniversary (U14 Girls) 2025-04-12 2025-04-12 Standard King Cetshwayo (KUR) 5 5 4 Yes Analysis
9 2025 Kinng Cetshwayo Championship (U14 Girls) 2025-03-01 2025-03-01 Standard King Cetshwayo (KUR) 5 5 2.5 Yes Analysis
10 2025 King Cetshwayo Open (U14) 2025-02-15 2025-02-15 Standard King Cetshwayo (KUR) 5 5 3 Yes Analysis
11 2024 King Cetshwayo Junior & Intermediate Tournament 2024 (U14) 2024-11-02 2024-11-02 Standard King Cetshwayo (KUR) 5 5 5 Yes Analysis
12 2024 Umhlthuze Mayoral Cup (U14) 2024-10-19 2024-10-19 Rapid King Cetshwayo (KUR) 5 5 2 Yes Analysis
13 2024 King Cetswayo Chess Womens Championship (Open) 2024-08-24 2024-08-24 Rapid King Cetshwayo (KUR) 5 2 1 Yes Analysis
14 2024 Nelson Mandela Chess Tournament (U14) 2024-07-20 2024-07-20 Standard King Cetshwayo (KUR) 5 5 3 Yes Analysis
15 South African Open Chess Championship 2024 (C) 2024-07-04 2024-07-07 Standard Ethekwini (KED) 7 6 3 Yes Analysis
16 2024 King Cetshwayo Winter Open (U14) 2024-06-08 2024-06-08 Standard King Cetshwayo (KUR) 5 5 3 Yes Analysis
17 2024 King Cesthwayo Chess Anniversary (U14) 2024-04-20 2024-04-21 Standard King Cetshwayo (KUR) 7 7 5 Yes Analysis
18 2024 King Cetshwayo Chess Open (B) 2024-02-17 2024-02-18 Standard King Cetshwayo (KUR) 7 7 4.5 Yes Analysis
19 2023 KZN SALGA Games Chess Tournament 2023 2023-12-08 2023-12-10 Standard Ethekwini (KED) 7 6 4 Yes Analysis
20 2023 King Cetshwayo Junior & Intermediate Chess Tournament (U12) 2023-10-28 2023-10-28 Rapid King Cetshwayo (KUR) 5 5 4 Yes Analysis
21 2023 King Cetswayo SALGA Elimination (U14 Girls) 2023-10-14 2023-10-14 Rapid King Cetshwayo (KUR) 5 5 4.5 Yes Analysis
22 UniZulu Tournament 2023 (U10+U12) 2023-09-23 2023-09-23 Standard King Cetshwayo (KUR) 6 6 3 Yes Analysis
23 2023 King Cetshwayo Winter Open (U12) 2023-07-29 2023-07-29 Rapid King Cetshwayo (KUR) 6 6 3.5 Yes Analysis
24 2023 King Cetshwayo Chess Anniversary (U12) 2023-04-22 2023-04-23 Standard King Cetshwayo (KUR) 7 7 3 Yes Analysis
25 2022 Salga KZN Dsr Games KC Team Selections (U14) 2022-10-15 2022-10-15 Rapid King Cetshwayo (KUR) 5 5 2 Yes Analysis
26 2022 King Cetshwayo Junior & Intermediate (U12) 2022-10-29 2022-10-29 Rapid King Cetshwayo (KUR) 5 5 2 Yes Analysis
27 2022 Unizulu Chess Tournament (U10-U14) 2022-09-03 2022-09-04 Standard King Cetshwayo (KUR) 7 7 4 Yes Analysis
28 2022 Mlalazi Chess Championship (Junior) 2022-05-14 2022-05-14 Rapid King Cetshwayo (KUR) 5 4 2 Yes Analysis
29 2022 King Cetshwayo Championship (U14) 2022-05-28 2022-05-29 Standard King Cetshwayo (KUR) 7 7 4 Yes Analysis
30 2022 King Cetshwayo Anniversary (U10-U14) 2022-03-12 2022-03-13 Standard King Cetshwayo (KUR) 7 6 3 Yes Analysis
31 2022 King Cetshwayo Open (U10-U14) 2022-02-19 2022-02-20 Standard King Cetshwayo (KUR) 7 7 4 Yes Analysis
32 2021 King Cetshwayo Christmas Tournament (U10) 2021-11-27 2021-11-28 Standard King Cetshwayo (KUR) 7 4 2.5 Yes Analysis

Top 3 Streaks

# Games Start End
1 15 Tournament
2025 Umhlathuze Mayoral Cup
Tournament
2025 King Cetshwayo Summer Open
date
2025-09-20
rnd
1
type
Standard
result
0.5
date
2025-10-25
rnd
5
type
Standard
result
1
Opponent
Simelani, Y (Yali)
Opponent
Sihlongonyane, A (Amegelo)
2 6 Tournament
2024 King Cetshwayo Junior & Intermediate Tournament 2024
Tournament
2025 King Cetshwayo Open
date
2024-11-02
rnd
1
type
Standard
result
1
date
2025-02-15
rnd
1
type
Standard
result
1
Opponent
Mulholand, E (Emmy)
Opponent
Khumalo, P (Phembuxolo)
3 6 Tournament
2023 King Cetswayo SALGA Elimination
Tournament
2023 King Cetshwayo Junior & Intermediate Chess Tournament
date
2023-10-14
rnd
1
type
Rapid
result
1
date
2023-10-28
rnd
1
type
Rapid
result
1
Opponent
Shange, A (Asemahle)
Opponent
Hlongwane, K (Khaya)
# Games Start End
1 7 Tournament
2024 Nelson Mandela Chess Tournament
Tournament
2025 King Cetshwayo Open
date
2024-07-20
rnd
5
type
Standard
result
1
date
2025-02-15
rnd
1
type
Standard
result
1
Opponent
Carstens, J (Jayden)
Opponent
Khumalo, P (Phembuxolo)
2 4 Tournament
2025 King Cetshwayo Anniversary
Tournament
2025 King Cetshwayo Winter Open
date
2025-04-12
rnd
3
type
Standard
result
1
date
2025-05-17
rnd
1
type
Standard
result
1
Opponent
Beharry, A (Aurora)
Opponent
Mkhize, N (Nqubeko)
3 4 Tournament
2023 KZN SALGA Games Chess Tournament 2023
Tournament
2024 King Cetshwayo Chess Open
date
2023-12-10
rnd
6
type
Standard
result
1
date
2024-02-17
rnd
2
type
Standard
result
1
Opponent
Baleni, A (Aphendule)
Opponent
Heenop, D (Darious)
# Games Start End
1 10 Tournament
2023 King Cetshwayo Winter Open
Tournament
2023 King Cetshwayo Junior & Intermediate Chess Tournament
date
2023-07-29
rnd
3
type
Rapid
result
1
date
2023-10-28
rnd
1
type
Rapid
result
1
Opponent
Msweli, K (Khanya)
Opponent
Hlongwane, K (Khaya)
2 3 Tournament
2025 King Cetshwayo Inter-School Teams Junior Primary
Tournament
2025 King Cetshwayo Inter-School Teams Junior Primary
date
2025-08-02
rnd
3
type
Rapid
result
1
date
2025-08-02
rnd
5
type
Rapid
result
1
Opponent
Beharry, A (Aurora)
Opponent
Musliah, S (Shayan)
3 3 Tournament
2023 King Cetshwayo Junior & Intermediate Chess Tournament
Tournament
2023 King Cetshwayo Junior & Intermediate Chess Tournament
date
2023-10-28
rnd
3
type
Rapid
result
1
date
2023-10-28
rnd
5
type
Rapid
result
1
Opponent
Zondi, B (Bandile)
Opponent
Pillay, G (Giuliana)
No games found.
# Games Start End
# Games Start End
1 6 Tournament
2024 King Cetshwayo Junior & Intermediate Tournament 2024
Tournament
2025 King Cetshwayo Open
date
2024-11-02
rnd
1
type
Standard
result
1
date
2025-02-15
rnd
1
type
Standard
result
1
Opponent
Mulholand, E (Emmy)
Opponent
Khumalo, P (Phembuxolo)
2 4 Tournament
2025 King Cetshwayo Winter Open
Tournament
2025 King Cetshwayo Inter-School Teams Junior Primary
date
2025-05-17
rnd
3
type
Standard
result
1
date
2025-08-02
rnd
1
type
Rapid
result
1
Opponent
Le Roux, J (Javier)
Opponent
Hlophe, M (Mayenziwe)
3 4 Tournament
2025 King Cetshwayo Anniversary
Tournament
2025 King Cetshwayo Winter Open
date
2025-04-12
rnd
3
type
Standard
result
1
date
2025-05-17
rnd
1
type
Standard
result
1
Opponent
Beharry, A (Aurora)
Opponent
Mkhize, N (Nqubeko)
# Games Start End
1 7 Tournament
2024 Nelson Mandela Chess Tournament
Tournament
2025 King Cetshwayo Open
date
2024-07-20
rnd
5
type
Standard
result
1
date
2025-02-15
rnd
1
type
Standard
result
1
Opponent
Carstens, J (Jayden)
Opponent
Khumalo, P (Phembuxolo)
2 4 Tournament
2025 King Cetshwayo Anniversary
Tournament
2025 King Cetshwayo Winter Open
date
2025-04-12
rnd
3
type
Standard
result
1
date
2025-05-17
rnd
1
type
Standard
result
1
Opponent
Beharry, A (Aurora)
Opponent
Mkhize, N (Nqubeko)
3 4 Tournament
2023 KZN SALGA Games Chess Tournament 2023
Tournament
2024 King Cetshwayo Chess Open
date
2023-12-10
rnd
6
type
Standard
result
1
date
2024-02-17
rnd
2
type
Standard
result
1
Opponent
Baleni, A (Aphendule)
Opponent
Heenop, D (Darious)
# Games Start End
1 4 Tournament
2023 King Cetshwayo Winter Open
Tournament
2023 King Cetswayo SALGA Elimination
date
2023-07-29
rnd
6
type
Rapid
result
1
date
2023-10-14
rnd
3
type
Rapid
result
1
Opponent
Mthembu, M (Mnqobi)
Opponent
Pillay, G (Giuliana)
2 3 Tournament
2025 King Cetshwayo Inter-School Teams Junior Primary
Tournament
2025 King Cetshwayo Inter-School Teams Junior Primary
date
2025-08-02
rnd
3
type
Rapid
result
1
date
2025-08-02
rnd
5
type
Rapid
result
1
Opponent
Beharry, A (Aurora)
Opponent
Musliah, S (Shayan)
3 3 Tournament
2023 King Cetshwayo Junior & Intermediate Chess Tournament
Tournament
2023 King Cetshwayo Junior & Intermediate Chess Tournament
date
2023-10-28
rnd
3
type
Rapid
result
1
date
2023-10-28
rnd
5
type
Rapid
result
1
Opponent
Zondi, B (Bandile)
Opponent
Pillay, G (Giuliana)
No games found.
# Games Start End

Top 10 opponents most often played

# Opponent Main Standard Rapid Blitz
Gms Score Dp Gms Score Dp Gms Score Dp Gms Score Dp
Aor Prat Aor Prat Aor Prat Aor Prat
1 Pillay ,G (Giuliana) 8 6 212.5 5 4 255 3 2 141.7 0 0 0
1235.6 1448.1 1247.9 1490.6 1185.6 1377.3 0 0
2 Mulholland ,E (Emmy) 5 1 -255 5 1 -255 0 0 0 0 0 0
1269.3 1014.3 1299.9 1014.3 0 0 0 0
3 Beharry ,A (Aurora) 5 3 85 3 2 141.7 2 1 0 0 0 0
1311.1 1396.1 1247.1 1452.7 1438.2 1311.1 0 0
4 Hlophe ,M (Mayenziwe) 5 3.5 170 2 2 425 3 1.5 0 0 0 0
1341.5 1511.5 1225.8 1766.5 1409.6 1341.5 0 0
5 Botha ,L (Louis) 4 0 -425 4 0 -425 0 0 0 0 0 0
1281 856 1270.8 856 0 0 0 0
6 Mchunu ,Y (Yethu) 4 2.5 106.2 2 1 0 2 1.5 212.5 0 0 0
1251 1357.3 1290.6 1251 1200 1463.5 0 0
7 Gqibitole ,WO (Wonga) 3 0 -425 3 0 -425 0 0 0 0 0 0
1284 859 1299.2 859 0 0 0 0
8 Govender ,TK (Trivae) 3 0 -425 3 0 -425 0 0 0 0 0 0
1461.3 1036.3 1441.6 1036.3 0 0 0 0
9 Reddy ,T (Tyler) 3 2 141.7 2 1 0 1 1 425 0 0 0
1221 1362.6 1176.2 1221 1248.9 1646 0 0
10 Dlamini ,L (Lwazi) 2 1.5 212.5 2 1.5 212.5 0 0 0 0 0 0
1200.5 1413 1187.2 1413 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
© Chess South Africa