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Personal

Matthews, D (Devon)

Chess SA id

1080111487

FIDE id

?

Date of birth

2008-02-15 (U18)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2020-03-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item Main Standard Rapid Blitz
Rating 1066.6 1038 1200 1200
Raw rating 1066.6 1038 1200 1200
Weighted rating 1066.6 1038 1200 1200
Weighted performance 0 0 0 0
Floor 700 700 700 700
K-factor 36 36 36 36
Min/Max rating change allowed 200.5 208.9 165.8 165.8
Highest rating 1200
2018-10-01		 1200
2018-10-01		 1200
2018-10-01		 1200
2018-10-01
Highest raw rating 1200
2020-01-01		 1200
2020-01-01		 1200
2024-02-01		 1200
2024-02-01
Highest weighted rating 1200
2018-10-01		 1200
2018-10-01		 1200
2018-10-01		 1200
2018-10-01
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 1066.6 1038 1200 1200
Analysis
Rating 1066.6 1038 1200 1200
Raw rating 1066.6 1038 1200 1200
Weighted rating 1066.6 1038 1200
Weighted performance 0 0 0
K-factor 36 36 36 36
Floor 700 700 700 700
Max/Min rating change allowed 200.5 208.9 165.8 165.8
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 1066.6 1038 1200 1200
New weighted rating 1066.6 1038 1200 1200
New weighted performance 0 0 0 0
Temp new rating 1066.6 1038 1200 1200
Temp new rating +/- 0 0 0 0
Final new rating +/- 0 0 0 0
New rating 1066.6 1038 1200 1200
New K-factor 36 36 36 36
New floor 700 700 700 700

Item Main Standard Rapid Blitz
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
History 10 10 0 0

Games since
Main
0		 Standard
0		 Rapid
0		 Blitz
0
Gender Male
Age group U18
Region Nelson Mandela Bay (ENM)
Province Eastern Cape (EC)
Main
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U18 -1 -1 -1
U18 Male -1 -1 -1
Standard
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U18 -1 -1 -1
U18 Male -1 -1 -1
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U18 -1 -1 -1
U18 Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U18 -1 -1 -1
U18 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 10 2 20 -255 1095.6 840.6
Standard 10 2 20 -255 1095.6 840.6
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1066.6 1038 1200 1200
2025-09-01 1066.6 1038 1200 1200
2025-08-01 1066.6 1038 1200 1200
2025-07-01 1066.6 1038 1200 1200
2025-06-01 1066.6 1038 1200 1200
2025-05-01 1066.6 1038 1200 1200
2025-04-01 1066.6 1038 1200 1200
2025-03-01 1066.6 1038 1200 1200
2025-02-01 1066.6 1038 1200 1200
2025-01-01 1066.6 1038 1200 1200
2024-12-01 1066.6 1038 1200 1200
2024-11-01 1066.6 1038 1200 1200
2024-10-01 1066.6 1038 1200 1200
2024-09-01 1066.6 1038 1200 1200
2024-08-01 1066.6 1038 1200 1200
2024-07-01 1066.6 1038 1200 1200
2024-06-01 1066.6 1038 1200 1200
2024-08-01 1066.6 1038 1200 1200
2024-04-01 1066.6 1038 1200 1200
2024-03-01 1066.6 1038 1200 1200
2024-02-01 1066.6 1038 1200 1200
2024-01-01 1066.6 1038 1200 1200
2023-12-01 1066.6 1038 1200 1200
2023-11-01 1066.6 1038 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 2020 NMBCU Chess Trials 2 2020 (U12) 2020-03-07 2020-03-07 Standard Nelson Mandela Bay (ENM) 5 4 0 Yes Analysis
2 2020 NMBCU Chess Trial 1 (U12) 2020-02-08 2020-02-09 Standard Nelson Mandela Bay (ENM) 6 6 2 Yes Analysis

Top 3 Streaks

# Games Start End
1 2 Tournament
2020 NMBCU Chess Trial 1		 Tournament
2020 NMBCU Chess Trial 1
date
2020-02-09		 rnd
5		 type
Standard		 result
1		 date
2020-02-09		 rnd
6		 type
Standard		 result
1
Opponent
Claassen, C (Cody)		 Opponent
Meyer, J (Johann George)
# Games Start End
1 2 Tournament
2020 NMBCU Chess Trial 1		 Tournament
2020 NMBCU Chess Trial 1
date
2020-02-09		 rnd
5		 type
Standard		 result
1		 date
2020-02-09		 rnd
6		 type
Standard		 result
1
Opponent
Claassen, C (Cody)		 Opponent
Meyer, J (Johann George)
No games found.
# Games Start End
No games found.
# Games Start End
# Games Start End
1 2 Tournament
2020 NMBCU Chess Trial 1		 Tournament
2020 NMBCU Chess Trial 1
date
2020-02-09		 rnd
5		 type
Standard		 result
1		 date
2020-02-09		 rnd
6		 type
Standard		 result
1
Opponent
Claassen, C (Cody)		 Opponent
Meyer, J (Johann George)
# Games Start End
1 2 Tournament
2020 NMBCU Chess Trial 1		 Tournament
2020 NMBCU Chess Trial 1
date
2020-02-09		 rnd
5		 type
Standard		 result
1		 date
2020-02-09		 rnd
6		 type
Standard		 result
1
Opponent
Claassen, C (Cody)		 Opponent
Meyer, J (Johann George)
No games found.
# 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 Fourie ,T (Tiaart) 1 0 -425 1 0 -425 0 0 0 0 0 0
1083.9 658.9 1107.6 658.9 0 0 0 0
2 Blignaut ,J (Jordan) 1 0 -425 1 0 -425 0 0 0 0 0 0
1123.8 698.8 1113 698.8 0 0 0 0
3 Claassen ,C (Cody) 1 1 425 1 1 425 0 0 0 0 0 0
1200 1625 1200 1625 0 0 0 0
4 Fortune ,DE (Devin Ezra) 1 0 -425 1 0 -425 0 0 0 0 0 0
1057.9 632.9 1026.8 632.9 0 0 0 0
5 Jonker ,A (Adrian) 1 0 -425 1 0 -425 0 0 0 0 0 0
1050.4 625.4 1040.7 625.4 0 0 0 0
6 Meyer ,J (Johann George) 1 1 425 1 1 425 0 0 0 0 0 0
1200 1625 1200 1625 0 0 0 0
7 Steenkamp ,C (Colleen) 1 0 -425 1 0 -425 0 0 0 0 0 0
978.5 553.5 942.4 553.5 0 0 0 0
8 Wesso ,E (Evan) 1 0 -425 1 0 -425 0 0 0 0 0 0
1200 775 1200 775 0 0 0 0
9 Le Roux ,JC (Jean Charles) 1 0 -425 1 0 -425 0 0 0 0 0 0
1035.8 610.8 1005.4 610.8 0 0 0 0
10 Olsen ,C (Christopher) 1 0 -425 1 0 -425 0 0 0 0 0 0
1025.7 600.7 1021.8 600.7 0 0 0 0

Norms

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