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Chess SA Region AOC

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Personal

Yew-Siong, R (Royden)

Chess SA id

193043398

FIDE id

?

Date of birth

1993-01-02 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2022-07-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item Main Standard Rapid Blitz
Rating 1251.7 1222.8 1300 1300
Raw rating 1251.7 1222.8 1300 1300
Weighted rating 1250.4 1221.6 1299 1299
Weighted performance 0 0 0 0
Floor 751.7 722.8 800 800
K-factor 36 36 36 36
Min/Max rating change allowed 154 160.5 143.8 143.8
Highest rating 1251.7
2024-02-01		 1222.8
2024-02-01		 1300
2024-02-01		 1300
2024-02-01
Highest raw rating 1251.7
2024-02-01		 1222.8
2024-02-01		 1300
2024-02-01		 1300
2024-02-01
Highest weighted rating 1247.3
2025-08-01		 1218.8
2025-08-01		 1296.7
2025-08-01		 1296.7
2025-08-01
Highest weighted performance 1200
2020-01-01		 1200
2020-01-01		 1200
2024-02-01		 1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0 0 0 0
New rating 1251.7 1222.8 1300 1300
Analysis
Rating 1251.7 1222.8 1300 1300
Raw rating 1251.7 1222.8 1300 1300
Weighted rating 1250.4 1221.6 1299
Weighted performance 0 0 0
K-factor 36 36 36 36
Floor 751.7 722.8 800 800
Max/Min rating change allowed 154 160.5 143.8 143.8
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 1251.7 1222.8 1300 1300
New weighted rating 1251.3 1222.4 1299.7 1299.7
New weighted performance 0 0 0 0
Temp new rating 1251.7 1222.8 1300 1300
Temp new rating +/- 0 0 0 0
Final new rating +/- 0 0 0 0
New rating 1251.7 1222.8 1300 1300
New K-factor 36 36 36 36
New floor 751.7 722.8 800 800

Item Main Standard Rapid Blitz
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
6 6 0 0
0 0 0 0
History 11 11 0 0

Games since
Main
0		 Standard
0		 Rapid
0		 Blitz
0
Gender Male
Age group Adult
Region Nelson Mandela Bay (ENM)
Province Eastern Cape (EC)
Main
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -1 -1 -1
Standard
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -1 -1 -1
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -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 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
History
Games Score % Dp AvgOpp Performance
Main 6 0 0 -425 1305.6 880.6
Standard 6 0 0 -425 1305.6 880.6
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1251.7 1222.8 1300 1300
2025-09-01 1251.7 1222.8 1300 1300
2025-08-01 1251.7 1222.8 1300 1300
2025-07-01 1251.7 1222.8 1300 1300
2025-06-01 1251.7 1222.8 1300 1300
2025-05-01 1251.7 1222.8 1300 1300
2025-04-01 1251.7 1222.8 1300 1300
2025-03-01 1251.7 1222.8 1300 1300
2025-02-01 1251.7 1222.8 1300 1300
2025-01-01 1251.7 1222.8 1300 1300
2024-12-01 1251.7 1222.8 1300 1300
2024-11-01 1251.7 1222.8 1300 1300
2024-10-01 1251.7 1222.8 1300 1300
2024-09-01 1251.7 1222.8 1300 1300
2024-08-01 1251.7 1222.8 1300 1300
2024-07-01 1251.7 1222.8 1300 1300
2024-06-01 1251.7 1222.8 1300 1300
2024-08-01 1251.7 1222.8 1300 1300
2024-04-01 1251.7 1222.8 1300 1300
2024-03-01 1251.7 1222.8 1300 1300
2024-02-01 1251.7 1222.8 1300 1300
2024-01-01 1251.7 1222.8 1300 1300
2023-12-01 1119.7 1102.4 1200 1200
2023-11-01 1119.7 1102.4 1200 1200

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 NMBCU Trial 3 2022 (Adults) 2022-07-22 2022-07-23 Standard Nelson Mandela Bay (ENM) 6 6 0 Yes Analysis

Top 3 Streaks

No games found.
# Games Start End
No games found.
# Games Start End
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# Games Start End
No games found.
# Games Start End
No games found.
# Games Start End
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# Games Start End
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# Games Start End
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 Kapp ,J (Jacinto) 1 0 -425 1 0 -425 0 0 0 0 0 0
1201.3 776.3 1202.8 776.3 0 0 0 0
2 Kanjana ,M (Mokete Lubaballo) 1 0 -425 1 0 -425 0 0 0 0 0 0
1200 775 1200 775 0 0 0 0
3 Jasson ,AJL (Alexander Joseph Luke) 1 0 -425 1 0 -425 0 0 0 0 0 0
1805.5 1380.5 1813.6 1380.5 0 0 0 0
4 Ncube ,T (Thembelani) 1 0 -425 1 0 -425 0 0 0 0 0 0
782.9 357.9 659.2 357.9 0 0 0 0
5 Modisaotsile ,B (Botlhale) 1 0 -425 1 0 -425 0 0 0 0 0 0
1365.8 940.8 1359.4 940.8 0 0 0 0
6 Kroutz ,JD (Johnathan Dawood) 1 0 -425 1 0 -425 0 0 0 0 0 0
1478.1 1053.1 1511.8 1053.1 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
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