PLAYER PAGE

Personal

Michiel, RRJ (Raidan Reilly John)

Chess SA id

109087931

FIDE id

?

Date of birth

2009-04-03 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2025-08-10

Personal details last changed

1900-01-01

Junior GPX Games

12

Junior GPX Points

1529.4

Item Main Standard Rapid Blitz
Rating 1728.8 1722.8 1592 721.2
Raw rating 1694.3 1681.8 1592 721.2
Weighted rating 1728.8 1722.8 1584.3 721.2
Weighted performance 1470 1466.2 1216.9 0
Floor 1258.1 1256.6 1092 500
K-factor 28 28 32 40
Min/Max rating change allowed 82 83.5 94.9 328
Highest rating 1782.5
2024-03-01
1772.3
2024-03-01
1592
2024-08-01
1200
2024-02-01
Highest raw rating 1758.1
2024-08-01
1756.6
2024-04-01
1592
2024-08-01
721.2
2024-02-01
Highest weighted rating 1734
2025-08-01
1728.9
2025-08-01
1580.5
2025-08-01
721.2
2024-11-01
Highest weighted performance 1782.5
2024-03-01
1772.3
2024-03-01
1510.3
2022-02-01
1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change -2.7 -3.2 0 0
New rating 1726.1 1719.6 1592 721.2
Analysis
Rating 1728.8 1722.8 1592 721.2
Raw rating 1694.3 1681.8 1592 721.2
Weighted rating 1728.8 1722.8 1584.3
Weighted performance 1470 1466.2 1216.9
K-factor 28 28 32 40
Floor 1258.1 1256.6 1092 500
Max/Min rating change allowed 82 83.5 94.9 328
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 1694.3 1681.8 1592 721.2
New weighted rating 1726.1 1719.6 1585.9 721.2
New weighted performance 1469.5 1465.6 1216.3 0
Temp new rating 1726.1 1719.6 1592 721.2
Temp new rating +/- -2.7 -3.2 0 0
Final new rating +/- -2.7 -3.2 0 0
New rating 1726.1 1719.6 1592 721.2
New K-factor 28 28 32 40
New floor 1258.1 1256.6 1092 500

Item Main Standard Rapid Blitz
0 0 0 0
12 12 0 0
23 17 6 0
44 32 12 0
55 50 5 0
21 6 15 0
History 380 265 115 0

Games since
Main
41
Standard
29
Rapid
12
Blitz
0
Gender Male
Age group U18
Region Cape Town (WCT)
Province Western Cape (WC)
Main
RSA Province Region
Overall 251 78 60
Male 236 72 55
U18 34 9 6
U18 Male 34 9 6
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 12 5.5 45.83 -35.4 1620.8 1585.4
Standard 12 5.5 45.83 -35.4 1620.8 1585.4
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 357 246 68.91 160.7 1342.4 1503.1
Standard 242 159 65.7 133.5 1378.7 1512.2
Rapid 115 87 75.65 218 1266 1484
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1694.3 1681.8 1592 721.2
2025-09-01 1694.3 1681.8 1592 721.2
2025-08-01 1734 1728.9 1592 721.2
2025-07-01 1733.2 1728 1592 721.2
2025-06-01 1732.3 1727 1592 721.2
2025-05-01 1731.3 1725.8 1592 721.2
2025-04-01 1730.3 1724.6 1592 721.2
2025-03-01 1729.2 1723.2 1592 721.2
2025-02-01 1736 1729.2 1592 721.2
2025-01-01 1736 1729.2 1592 721.2
2024-12-01 1736 1729.2 1592 721.2
2024-11-01 1736 1729.2 1592 721.2
2024-10-01 1736 1729.2 1592 721.2
2024-09-01 1736 1729.2 1592 721.2
2024-08-01 1758.1 1756.6 1592 721.2
2024-07-01 1752.4 1756.6 1540.8 721.2
2024-06-01 1752.4 1756.6 1540.8 721.2
2024-08-01 1752.4 1756.6 1540.8 721.2
2024-04-01 1752.4 1756.6 1540.8 721.2
2024-03-01 1737.4 1736.4 1540.8 721.2
2024-02-01 1691.1 1684.1 1540.8 721.2
2024-01-01 1691.1 1684.1 1540.8 721.2
2023-12-01 1691.1 1666.2 1540.8 721.2
2023-11-01 1691.1 1666.2 1540.8 721.2

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 Western Cape Women’s Championship 2025 (Advanced) 2025-08-08 2025-08-10 Standard West Coast (WCU) 6 6 3.5 Yes Analysis
2 Cape of Good Hope Open 2025 (Championship) 2025-02-22 2025-02-23 Standard Cape Town (WCT) 6 6 2 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 Western Cape Women’s Championship 2025 (Advanced) 2025-08-08 2025-08-10 Standard West Coast (WCU) 6 6 3.5 Yes Analysis
2 Cape of Good Hope Open 2025 (Championship) 2025-02-22 2025-02-23 Standard Cape Town (WCT) 6 6 2 Yes Analysis
3 Western Cape Women’s Championship 2024 (Advanced) 2024-08-08 2024-08-11 Standard West Coast (WCU) 6 6 3.5 Yes Analysis
4 Curro Durbanville Chess Rapid Open 2024 (Championship) 2024-07-13 2024-07-13 Rapid Cape Town (WCT) 6 6 4 Yes Analysis
5 Cape Town Open Chess Championship 2024 (Championship) 2024-03-15 2024-03-17 Standard Cape Town (WCT) 6 6 2.5 Yes Analysis
6 Cape of Good Hope Open Chess Tournament 2024 (Championship) 2024-02-17 2024-02-17 Standard Cape Town (WCT) 5 5 3 Yes Analysis
7 Bonnievale Open Rapid 2023 (Advanced) 2023-10-21 2023-10-21 Rapid Cape Winelands (WCW) 6 6 5 Yes Analysis
8 WP Club League 2023 (C) 2023-07-29 2023-09-09 Standard Cape Town (WCT) 11 5 4 Yes Analysis
9 CW Top Schools 2023 (Advanced) 2023-08-11 2023-08-13 Standard West Coast (WCU) 6 6 4 Yes Analysis
10 Cape Winelands Open 2023 (Championship) 2023-07-22 2023-07-23 Standard Cape Winelands (WCW) 6 6 3 Yes Analysis
11 GPCA Rapid 2023 (Championship) 2023-06-24 2023-06-24 Rapid Cape Town (WCT) 7 6 1 Yes Analysis
12 Cape Town Open 2023 (Advanced) 2023-03-24 2023-03-26 Standard Cape Town (WCT) 6 5 2.5 Yes Analysis
13 Cape Winelands Schools Prestige 2023 (U15 Boys) 2023-03-11 2023-03-11 Standard Cape Winelands (WCW) 5 5 4.5 Yes Analysis
14 Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys) 2023-02-25 2023-02-25 Standard Cape Winelands (WCW) 5 5 5 Yes Analysis
15 Drakenstein Pioneers Club Championship 2022 (Open) 2022-09-20 2022-10-11 Standard Cape Winelands (WCW) 5 1 0 Yes Analysis
16 2022 Western Province Club League (D) 2022-08-27 2022-10-01 Standard Cape Town (WCT) 7 6 5 Yes Analysis
17 Western Cape Woman`s Championship 2022 (Open) 2022-09-02 2022-09-04 Standard West Coast (WCU) 5 5 4.5 Yes Analysis
18 Western Cape Schools 2022 (U13 Boys) 2022-05-28 2022-05-29 Standard Cape Winelands (WCW) 6 6 5.5 Yes Analysis
19 Drakenstein Pioneers Open 2022 (A) 2022-03-26 2022-03-26 Standard Cape Winelands (WCW) 5 5 4 Yes Analysis
20 Cape Winelands Schools 2022 (U13 Boys) 2022-03-12 2022-03-12 Standard Cape Winelands (WCW) 5 5 4.5 Yes Analysis
21 Western Province Open 2022 (Advanced) 2022-02-25 2022-02-27 Standard Cape Town (WCT) 6 5 3.5 Yes Analysis
22 Central Winelands Schools Individual Trials 2022 (U13 Boys) 2022-02-19 2022-02-19 Rapid Cape Winelands (WCW) 5 5 5 Yes Analysis
23 Cape Winelands Open 2022 (Advanced) 2022-02-12 2022-02-13 Standard Cape Winelands (WCW) 6 5 3 Yes Analysis
24 Kraaifontein Open 2022 (Advanced) 2022-01-07 2022-01-09 Standard Cape Town (WCT) 6 6 3.5 Yes Analysis
25 2022 Cape Of Good Hope Open (Advanced) 2022-01-28 2022-01-30 Standard Cape Town (WCT) 6 6 3.5 Yes Analysis
26 Western Cape Schools Championship 2021 (U13 Boys) 2021-10-02 2021-10-02 Rapid Cape Town (WCT) 5 5 3 Yes Analysis
27 CWP Closed 2021 (Open) 2021-09-18 2021-09-19 Standard Cape Town (WCT) 6 6 3.5 Yes Analysis
28 Cape Winelands Schools Closed 2021 (U13 Boys) 2021-09-24 2021-09-24 Rapid Cape Winelands (WCW) 5 5 5 Yes Analysis
29 CWP Youth Day Rapid 2021 (U14) 2021-06-16 2021-06-16 Rapid Cape Town (WCT) 5 5 4 Yes Analysis
30 2020 Western Province Open (Elite) 2020-03-07 2020-03-08 Standard Cape Town (WCT) 6 6 2.5 Yes Analysis
31 Drakenstein Pioneers Inaugural 2020 (A) 2020-03-14 2020-03-14 Standard Cape Winelands (WCW) 5 5 2.5 Yes Analysis
32 2020 Cape Of Good Hope Open (Prestige) 2020-02-21 2020-02-23 Standard Cape Town (WCT) 6 6 3 Yes Analysis
33 Cape Winelands Schools Trials 1 2020 (U11 Boys) 2020-02-08 2020-02-08 Rapid Cape Winelands (WCW) 6 6 6 Yes Analysis
34 2019 South African Junior Team Championships (U12A) 2020-01-04 2020-01-08 Standard 4 Knights (4K) 7 7 6 Yes Analysis
35 2019 Kraaifontein Open (Open) 2019-12-06 2019-12-08 Standard Cape Town (WCT) 6 6 4.5 Yes Analysis
36 FIDE World Cadet Chess Championships 2019 2019-08-21 2019-09-01 Standard China (CHN) 11 11 3 Yes Analysis
37 The Manhattan Sweets & Super C National Chess Tournament 2019 (U11) 2019-09-06 2019-09-07 Standard Cape Winelands (WCW) 5 5 4 Yes Analysis
38 2019 Western Province League (D) 2019-07-27 2019-09-07 Standard Cape Town (WCT) 11 2 1 Yes Analysis
39 2019 WP Youth Open (A) 2019-07-13 2019-07-13 Standard Cape Town (WCT) 5 5 2 Yes Analysis
40 Cape Winelands Schools - Top Schools 2019 (U13 Mix) 2019-07-27 2019-07-27 Rapid Cape Winelands (WCW) 5 5 4 Yes Analysis
41 2019 GPCA Rapid (U14) 2019-06-29 2019-06-29 Rapid Cape Town (WCT) 7 7 4 Yes Analysis
42 2019 Elsies River Open (Open) 2019-06-22 2019-06-23 Standard Cape Town (WCT) 6 6 4 Yes Analysis
43 Drakenstein Dragons Rapid 2019 (Open) 2019-06-15 2019-06-15 Rapid Cape Winelands (WCW) 7 6 2 Yes Analysis
44 Western Cape Schools Individuals 2019 (U11 Boys) 2019-05-18 2019-05-19 Standard Eden (WEG) 6 6 4.5 Yes Analysis
45 Steinitz Chess Festival 2019 (B) 2019-04-05 2019-04-07 Standard Cape Town (WCT) 6 6 2 Yes Analysis
46 2019 South African Junior Closed Chess Championship (U10 Open) 2019-03-17 2019-03-22 Standard Chess South Africa (CSA) 9 9 6.5 Yes Analysis
47 CW Schools Open 2019 (U11 Boys) 2019-02-02 2019-02-02 Rapid Cape Winelands (WCW) 6 6 6 Yes Analysis
48 Cape of Good Hope Open 2019 (C) 2019-01-25 2019-01-27 Standard Cape Town (WCT) 6 6 4.5 Yes Analysis
49 Drakenstein Dragons Rapid 2019 (U11) 2019-01-19 2019-01-19 Rapid Cape Winelands (WCW) 6 5 5 Yes Analysis
50 South African Junior Team Championships 2018 (U10A) 2018-12-16 2018-12-20 Standard 4 Knights (4K) 7 7 7 Yes Analysis
51 Western Cape Kings & Queens 2018 (Boys) 2018-10-20 2018-10-20 Rapid Cape Winelands (WCW) 5 5 4 Yes Analysis
52 Courtrai Young Masters 2018 (Open) 2018-10-27 2018-10-27 Rapid Cape Winelands (WCW) 7 6 3 Yes Analysis
53 2018 Western Province League (D) 2018-08-04 2018-09-15 Standard Cape Town (WCT) 11 4 2 Yes Analysis
54 Western Cape Top Schools 2018 (U13 Mix) 2018-08-25 2018-08-26 Standard Overberg (WOS) 5 4 2 Yes Analysis
55 Cape Winelands Schools Chess - Top Schools 2018 (U13 Mix) 2018-07-28 2018-07-28 Rapid Cape Winelands (WCW) 5 5 5 Yes Analysis
56 Drakenstein Dragons Rapid 2018 (U13) 2018-06-09 2018-06-09 Rapid Cape Winelands (WCW) 7 7 4 Yes Analysis
57 Western Cape Schools Individuals 2018 (U9 Boys) 2018-05-19 2018-05-20 Standard Overberg (WOS) 6 6 5 Yes Analysis
58 Inter Regional 2018 (U10 Team) 2018-05-04 2018-05-05 Standard Frances Baard (NCF) 5 5 5 Yes Analysis
59 Cape Winelands Schools Trials 1 2018 (U9 Boys) 2018-03-03 2018-03-03 Rapid Cape Winelands (WCW) 6 6 4.5 Yes Analysis
60 Cape Winelands Schools Prestige 2018 (U9 Boys) 2018-03-24 2018-03-25 Standard Cape Winelands (WCW) 7 7 6 Yes Analysis
61 Mandela Drakenstein Mgt Area Rapid Chess 2018 (Primary School) 2018-02-03 2018-02-03 Rapid Cape Winelands (WCW) 7 7 7 Yes Analysis
62 PHBS Rememberance Tournament 2018 (Youth) 2018-02-23 2018-02-24 Standard Cape Town (WCT) 6 6 4 Yes Analysis
63 2018 Cape of Good Hope Open Chess Championships (U10) 2018-01-27 2018-01-27 Rapid Cape Town (WCT) 6 6 5.5 Yes Analysis

Top 3 Streaks

# Games Start End
1 16 Tournament
Drakenstein Pioneers Open 2022
Tournament
2022 Western Province Club League
date
2022-03-26
rnd
5
type
Standard
result
1
date
2022-09-17
rnd
5
type
Standard
result
1
Opponent
Ncethelo, B (Bongolethu)
Opponent
Macilikishe, A (Ayabulela)
2 15 Tournament
Courtrai Young Masters 2018
Tournament
Cape of Good Hope Open 2019
date
2018-10-27
rnd
6
type
Rapid
result
1
date
2019-01-26
rnd
2
type
Standard
result
1
Opponent
Maxwell, CP (Christian)
Opponent
Kariem, S (Shakir)
3 15 Tournament
2018 Cape of Good Hope Open Chess Championships
Tournament
PHBS Rememberance Tournament 2018
date
2018-01-27
rnd
1
type
Rapid
result
1
date
2018-02-24
rnd
2
type
Standard
result
1
Opponent
Dutton, H (Harry)
Opponent
Fabricius, H (Hanro)
# Games Start End
1 16 Tournament
Drakenstein Pioneers Open 2022
Tournament
2022 Western Province Club League
date
2022-03-26
rnd
5
type
Standard
result
1
date
2022-09-17
rnd
5
type
Standard
result
1
Opponent
Ncethelo, B (Bongolethu)
Opponent
Macilikishe, A (Ayabulela)
2 12 Tournament
2022 Western Province Club League
Tournament
Cape Winelands Schools Prestige 2023
date
2022-10-01
rnd
6
type
Standard
result
0.5
date
2023-03-11
rnd
5
type
Standard
result
0.5
Opponent
Oerson, R (Roy)
Opponent
Potgieter, W (Werne)
3 10 Tournament
Western Cape Top Schools 2018
Tournament
Cape of Good Hope Open 2019
date
2018-08-26
rnd
5
type
Standard
result
1
date
2019-01-26
rnd
2
type
Standard
result
1
Opponent
Minnaar, E (Ethan)
Opponent
Kariem, S (Shakir)
# Games Start End
1 17 Tournament
2018 Cape of Good Hope Open Chess Championships
Tournament
Cape Winelands Schools Trials 1 2018
date
2018-01-27
rnd
1
type
Rapid
result
1
date
2018-03-03
rnd
4
type
Rapid
result
1
Opponent
Dutton, H (Harry)
Opponent
Neethling, S (Sean)
2 12 Tournament
CWP Youth Day Rapid 2021
Tournament
Western Cape Schools Championship 2021
date
2021-06-16
rnd
2
type
Rapid
result
1
date
2021-10-02
rnd
3
type
Rapid
result
1
Opponent
Steininger, A (Alexander)
Opponent
Dicks, D (Drake)
3 12 Tournament
Courtrai Young Masters 2018
Tournament
CW Schools Open 2019
date
2018-10-27
rnd
6
type
Rapid
result
1
date
2019-02-02
rnd
6
type
Rapid
result
1
Opponent
Maxwell, CP (Christian)
Opponent
Willis, C (Cronan)
No games found.
# Games Start End
# Games Start End
1 15 Tournament
Courtrai Young Masters 2018
Tournament
Cape of Good Hope Open 2019
date
2018-10-27
rnd
6
type
Rapid
result
1
date
2019-01-26
rnd
2
type
Standard
result
1
Opponent
Maxwell, CP (Christian)
Opponent
Kariem, S (Shakir)
2 12 Tournament
2018 Cape of Good Hope Open Chess Championships
Tournament
PHBS Rememberance Tournament 2018
date
2018-01-27
rnd
4
type
Rapid
result
1
date
2018-02-24
rnd
2
type
Standard
result
1
Opponent
Nabela, A (Alutshitshi)
Opponent
Fabricius, H (Hanro)
3 11 Tournament
2019 South African Junior Team Championships
Tournament
2020 Cape Of Good Hope Open
date
2020-01-06
rnd
4
type
Standard
result
1
date
2020-02-21
rnd
1
type
Standard
result
1
Opponent
Kivido, Z (Zach)
Opponent
Kapp, E (Ettiene)
# Games Start End
1 10 Tournament
2022 Western Province Club League
Tournament
Cape Winelands Schools Prestige 2023
date
2022-10-01
rnd
7
type
Standard
result
1
date
2023-03-11
rnd
4
type
Standard
result
1
Opponent
Osborne, N (Nicole)
Opponent
Rosenberg, W (Wagheed)
2 10 Tournament
Western Cape Top Schools 2018
Tournament
Cape of Good Hope Open 2019
date
2018-08-26
rnd
5
type
Standard
result
1
date
2019-01-26
rnd
2
type
Standard
result
1
Opponent
Minnaar, E (Ethan)
Opponent
Kariem, S (Shakir)
3 9 Tournament
Cape Winelands Schools Prestige 2018
Tournament
Western Cape Schools Individuals 2018
date
2018-03-25
rnd
7
type
Standard
result
1
date
2018-05-19
rnd
3
type
Standard
result
1
Opponent
Samuels, R (Reagan)
Opponent
Lielieveld, J (Jadrian)
# Games Start End
1 12 Tournament
CWP Youth Day Rapid 2021
Tournament
Western Cape Schools Championship 2021
date
2021-06-16
rnd
2
type
Rapid
result
1
date
2021-10-02
rnd
3
type
Rapid
result
1
Opponent
Steininger, A (Alexander)
Opponent
Dicks, D (Drake)
2 12 Tournament
Courtrai Young Masters 2018
Tournament
CW Schools Open 2019
date
2018-10-27
rnd
6
type
Rapid
result
1
date
2019-02-02
rnd
6
type
Rapid
result
1
Opponent
Maxwell, CP (Christian)
Opponent
Willis, C (Cronan)
3 12 Tournament
2018 Cape of Good Hope Open Chess Championships
Tournament
Cape Winelands Schools Trials 1 2018
date
2018-01-27
rnd
4
type
Rapid
result
1
date
2018-03-03
rnd
2
type
Rapid
result
1
Opponent
Nabela, A (Alutshitshi)
Opponent
De Kock, S (Stephan)
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 Willis ,C (Cronan) 9 7 236.1 2 1 0 7 6 303.6 0 0 0
1282.3 1518.4 1145.4 1282.3 1225.9 1585.9 0 0
2 Lielieveld ,J (Jadrian) 8 7 318.8 4 3.5 318.8 4 3.5 318.8 0 0 0
1360.8 1679.6 1336.8 1679.6 1271 1679.6 0 0
3 Baruch ,L (Liam) 4 0 -425 3 0 -425 1 0 -425 0 0 0
1602.7 1177.7 1581.3 1177.7 1451.7 1177.7 0 0
4 Palmer ,J (Jesse) 4 4 425 2 2 425 2 2 425 0 0 0
1154 1579 1080.9 1579 1102.1 1579 0 0
5 Rosenberg ,W (Wagheed) 4 4 425 1 1 425 3 3 425 0 0 0
1344.7 1769.7 1442 1769.7 1259.5 1769.7 0 0
6 Parenzee ,E (Ethan) 3 1.5 0 3 1.5 0 0 0 0 0 0 0
1225.5 1225.5 1217.5 1225.5 0 0 0 0
7 Cunningham ,L (Lezerick) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1227.3 1369 1221.8 1369 0 0 0 0
8 Mnyasta ,T (Tezihano) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1960.6 1819 1927.8 1819 0 0 0 0
9 Hartley ,A (Ameen) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1366.7 1508.3 1296.3 1508.3 0 0 0 0
10 Valentine ,L (Luke) 3 2.5 283.3 2 2 425 1 0.5 0 0 0 0
1475.1 1758.4 1496.8 1900.1 767.6 1475.1 0 0

Norms

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