PLAYER PAGE

Personal

Deysel, Z (Zachariah)

Chess SA id

1170134515

FIDE id

?

Date of birth

2017-04-23 (U10)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-08-09

Personal details last changed

1900-01-01

Junior GPX Games

44

Junior GPX Points

1425.8

Item Main Standard Rapid Blitz
Rating 1506.8 1505.3 1152.1 1200
Raw rating 1506.8 1505.3 1152.1 1200
Weighted rating 1460 1458.7 1151.2 1200
Weighted performance 1457.5 1461.9 0 0
Floor 1022.8 1026.3 700 700
K-factor 32 32 36 36
Min/Max rating change allowed 107.1 107.3 177.5 165.8
Highest rating 1538.2
2024-03-01
1542.6
2024-03-01
1200
2018-10-01
1200
2018-10-01
Highest raw rating 1522.8
2025-05-05
1526.3
2024-04-01
1200
2019-12-01
1200
2024-02-01
Highest weighted rating 1449.3
2025-09-01
1448.3
2025-09-01
1200
2018-10-01
1200
2018-10-01
Highest weighted performance 1538.2
2024-03-01
1542.6
2024-03-01
1200
2019-12-01
1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0 0 0 0
New rating 1506.8 1505.3 1152.1 1200
Analysis
Rating 1506.8 1505.3 1152.1 1200
Raw rating 1506.8 1505.3 1152.1 1200
Weighted rating 1460 1458.7 1151.2
Weighted performance 1457.5 1461.9 0
K-factor 32 32 36 36
Floor 1022.8 1026.3 700 700
Max/Min rating change allowed 107.1 107.3 177.5 165.8
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 1506.8 1505.3 1152.1 1200
New weighted rating 1469.1 1467.6 1151.1 1200
New weighted performance 1457 1461.4 0 0
Temp new rating 1506.8 1505.3 1152.1 1200
Temp new rating +/- 0 0 0 0
Final new rating +/- 0 0 0 0
New rating 1506.8 1505.3 1152.1 1200
New K-factor 32 32 36 36
New floor 1022.8 1026.3 700 700

Item Main Standard Rapid Blitz
0 0 0 0
34 34 0 0
112 98 14 0
44 44 0 0
43 43 0 0
20 15 5 0
History 253 234 19 0

Games since
Main
146
Standard
132
Rapid
14
Blitz
0
Gender Male
Age group U10
Region Johannesburg Metro (GJM)
Province Gauteng (GT)
Main
RSA Province Region
Overall 1208 420 145
Male 1042 355 122
U10 58 24 11
U10 Male 50 21 9
Standard
RSA Province Region
Overall 1139 422 145
Male 973 355 122
U10 58 27 14
U10 Male 51 24 12
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U10 -1 -1 -1
U10 Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U10 -1 -1 -1
U10 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 34 21.5 63.24 112.5 1374 1486.5
Standard 34 21.5 63.24 112.5 1374 1486.5
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 253 123.5 48.81 -10.1 1232.3 1222.2
Standard 234 117 50 0 1222.3 1222.3
Rapid 19 6.5 34.21 -134.2 1354.9 1220.6
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1506.8 1505.3 1152.1 1200
2025-09-01 1506.8 1505.3 1152.1 1200
2025-08-01 1505.8 1500.8 1152.1 1200
2025-07-01 1486.5 1479.1 1152.1 1200
2025-06-01 1486.5 1479.1 1152.1 1200
2025-05-01 1522.8 1514 1152.1 1200
2025-04-01 1445.2 1435.6 1152.1 1200
2025-03-01 1456.8 1448.3 1152.1 1200
2025-02-01 1493.2 1492.6 1151.7 1200
2025-01-01 1493.2 1492.6 1144.8 1200
2024-12-01 1453.8 1452 1144.8 1200
2024-11-01 1453.8 1452 1144.8 1200
2024-10-01 1484.3 1483.7 1144.8 1200
2024-09-01 1415.2 1436.3 1144.8 1200
2024-08-01 1367.9 1395.3 1144.8 1200
2024-07-01 1406.4 1405.2 1158.4 1200
2024-06-01 1512.6 1511.6 1158.4 1200
2024-08-01 1521.9 1526.3 1158.4 1200
2024-04-01 1521.9 1526.3 1158.4 1200
2024-03-01 1097.8 1106.7 1158.4 1200
2024-02-01 1097.8 1106.7 1158.4 1200
2024-01-01 1060.7 1066.3 1158.4 1200
2023-12-01 1060.7 1066.3 1158.4 1200
2023-11-01 1060.7 1066.3 1158.4 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 JMC Closed 2025 (U10) 2025-08-09 2025-08-09 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
2 South African Open 2025 (U10 Open) 2025-07-03 2025-07-05 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
3 Moja Chess Extravaganza 2025 (U10) 2025-04-26 2025-04-28 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
4 South African Junior Closed Chess Championships 2025 (U8 Open) 2025-03-31 2025-04-05 Standard Cape Winelands (WCW) 9 9 6.5 Yes Analysis
5 JMC Crawford Ruimsig 2025 (U10) 2025-03-01 2025-03-01 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
6 JMC Kick Off 2025 (U10) 2025-02-02 2025-02-02 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 JMC Closed 2025 (U10) 2025-08-09 2025-08-09 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
2 South African Open 2025 (U10 Open) 2025-07-03 2025-07-05 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
3 Moja Chess Extravaganza 2025 (U10) 2025-04-26 2025-04-28 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
4 South African Junior Closed Chess Championships 2025 (U8 Open) 2025-03-31 2025-04-05 Standard Cape Winelands (WCW) 9 9 6.5 Yes Analysis
5 JMC Crawford Ruimsig 2025 (U10) 2025-03-01 2025-03-01 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
6 JMC Kick Off 2025 (U10) 2025-02-02 2025-02-02 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
7 Gauteng Inter-Region at UJ 2024 (U8 Open) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 5 Yes Analysis
8 2024 Tshwane Chess Club Clash (Open) 2024-10-12 2024-10-12 Standard Tshwane (GTP) 5 5 2 Yes Analysis
9 2024 Moja Chess Extravaganza (D) 2024-09-25 2024-09-26 Standard Frances Baard (NCF) 5 5 4 Yes Analysis
10 Centurion Chess Open Tournament 2024 (U12) 2024-09-21 2024-09-21 Standard Tshwane (GTP) 5 5 2 Yes Analysis
11 Kings Gambit Chess Open 14 Sept 2024 (E) 2024-09-14 2024-09-14 Standard Sedibeng (GSV) 5 5 5 Yes Analysis
12 JCC Khelo India 1st Annual Chess Tournament 2024 (E) 2024-08-31 2024-08-31 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
13 Bojanala's FIDE In The Sparkling Waters 2024 (Young Junior Champs) 2024-08-17 2024-08-17 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
14 JMC Closed 2024 (U8) 2024-08-09 2024-08-09 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
15 JNW Rapid - Helpmekaar Kollege 2024 2024-07-28 2024-07-28 Rapid Johannesburg Metro (GJM) 7 7 3 Yes Analysis
16 JMC Trinityhouse Randpark Ridge 2024 (U10) 2024-07-13 2024-07-13 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
17 JMC NG Weltevreden Church 2024 2024-06-29 2024-06-29 Rapid Johannesburg Metro (GJM) 7 7 2 Yes Analysis
18 2024 African Youth Chess Championship 2024-06-16 2024-06-22 Standard Tshwane (GTP) 9 8 3.5 Yes Analysis
19 Chess Power House May Open 2024 (E) 2024-05-25 2024-05-25 Standard Johannesburg Metro (GJM) 5 5 4.5 Yes Analysis
20 JMC Crawford International Sandton 2024 (U10) 2024-05-11 2024-05-11 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
21 JMC Helpmekaar Kollege Tournament 2024 (U10) 2024-05-04 2024-05-04 Standard Johannesburg Metro (GJM) 5 5 3.5 Yes Analysis
22 1st Knights Open Tournament 2024 (U8) 2024-03-23 2024-03-23 Standard Johannesburg Metro (GJM) 5 5 4.5 Yes Analysis
23 Bojanala Silwerrand's Rating Implosion 2024 (Big Pawns) 2024-03-16 2024-03-16 Standard Bojanala Platina (NBR) 5 5 5 Yes Analysis
24 JNW Open - Classic - Crawford 2024 (U8) 2024-03-09 2024-03-09 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
25 JMC Unika School Tournament 2024 2024-03-02 2024-03-02 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
26 2024 Gauteng Inter-Region Chess Championship (U8) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 5 1 Yes Analysis
27 JMC Kick Off Tournament 2024 (U8) 2024-01-28 2024-01-28 Standard Johannesburg Metro (GJM) 5 5 3 Yes Analysis
28 ThinkChess Academy 2023 (B) 2023-09-09 2023-09-09 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
29 JMC Closed Aug 2023 (U8) 2023-08-04 2023-08-06 Standard Johannesburg Metro (GJM) 6 5 1 Yes Analysis
30 Bojanala's FIDE in the Sparkling Waters 2023 (Junior) 2023-07-29 2023-07-29 Standard Bojanala Platina (NBR) 6 5 1 Yes Analysis
31 JMC Trinity Little Falls 2023 (U8) 2023-07-02 2023-07-02 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
32 GoForChess Junior Chess Championship Grayston 2023 (Juniors) 2023-07-16 2023-07-16 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
33 GoForChess Junior Chess Championship 2023 (Junior) 2023-06-10 2023-06-10 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
34 JNW Open - Crawford 2023 (U8) 2023-03-04 2023-03-04 Standard Johannesburg Metro (GJM) 5 4 1 Yes Analysis
35 2023 Piet Robbertse Fide Rated Open Chess Tournament (F) 2023-02-04 2023-02-04 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
36 Laerkool Midvaal Chess Open 2023 (E) 2023-01-28 2023-01-28 Standard Sedibeng (GSV) 5 5 1 Yes Analysis
37 JMC Womens Day 2022 (U8) 2022-08-06 2022-08-06 Standard Johannesburg Metro (GJM) 5 5 1 Yes Analysis
38 JMC 2nd Trials 2022 (U8) 2022-08-27 2022-08-27 Standard Johannesburg Metro (GJM) 5 5 1.5 Yes Analysis
39 Chessheroes Junior Challenge 2022 (U7) 2022-08-13 2022-08-13 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
40 JMC Trials 1 - Laerskool Fontainebleau 2022 (U8) 2022-07-24 2022-07-24 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
41 Alberton Chess Club Open 2022 (D) 2022-07-16 2022-07-16 Standard Ekurhuleni (GE) 5 5 0.5 Yes Analysis
42 2022 Gauteng Interregion (U8 Open+Girls) 2022-02-26 2022-02-26 Standard Tshwane (GTP) 5 4 0 Yes Analysis
43 Piet Robertse 2022 (E+F) 2022-02-05 2022-02-05 Standard Tshwane (GTP) 7 6 0.5 Yes Analysis
44 JMC Charterhouse Open 2022 (E) 2022-02-12 2022-02-12 Standard Johannesburg Metro (GJM) 5 4 1 Yes Analysis
45 Midvaal Ope 2022 (E) 2022-01-29 2022-01-29 Standard Sedibeng (GSV) 5 4 1 Yes Analysis
46 JMC Bryanston 2021 (E) 2021-11-06 2021-11-06 Standard Johannesburg Metro (GJM) 5 5 1.5 Yes Analysis
47 JMC Everest 2021 (E) 2021-10-30 2021-10-30 Standard Johannesburg Metro (GJM) 5 4 0 Yes Analysis
48 JMC Helpmekaar 2021 (U8) 2021-09-06 2021-09-06 Rapid Johannesburg Metro (GJM) 5 5 1.5 Yes Analysis
49 2021 Gauteng North Open Tournament (F) 2021-08-28 2021-08-29 Standard Tshwane (GTP) 5 4 1 Yes Analysis
50 2021 Alekhine Open (F) 2021-08-14 2021-08-15 Standard Tshwane (GTP) 5 2 0.5 Yes Analysis

Top 3 Streaks

# Games Start End
1 13 Tournament
JNW Open - Classic - Crawford 2024
Tournament
1st Knights Open Tournament 2024
date
2024-03-09
rnd
3
type
Standard
result
1
date
2024-03-23
rnd
5
type
Standard
result
0.5
Opponent
Lochner, C (Calitz)
Opponent
De Klerk, L (Line)
2 10 Tournament
JMC Crawford Ruimsig 2025
Tournament
South African Junior Closed Chess Championships 2025
date
2025-03-01
rnd
3
type
Standard
result
1
date
2025-04-04
rnd
7
type
Standard
result
1
Opponent
Khaohle, K (Karabo)
Opponent
Mofokeng, K (Khotso)
3 7 Tournament
JMC Crawford International Sandton 2024
Tournament
Chess Power House May Open 2024
date
2024-05-11
rnd
4
type
Standard
result
1
date
2024-05-25
rnd
5
type
Standard
result
0.5
Opponent
Loots, A (Albert)
Opponent
Lin, Y (Yizheng)
# Games Start End
1 13 Tournament
JNW Open - Classic - Crawford 2024
Tournament
1st Knights Open Tournament 2024
date
2024-03-09
rnd
3
type
Standard
result
1
date
2024-03-23
rnd
5
type
Standard
result
0.5
Opponent
Lochner, C (Calitz)
Opponent
De Klerk, L (Line)
2 10 Tournament
JMC Crawford Ruimsig 2025
Tournament
South African Junior Closed Chess Championships 2025
date
2025-03-01
rnd
3
type
Standard
result
1
date
2025-04-04
rnd
7
type
Standard
result
1
Opponent
Khaohle, K (Karabo)
Opponent
Mofokeng, K (Khotso)
3 7 Tournament
JMC Crawford International Sandton 2024
Tournament
Chess Power House May Open 2024
date
2024-05-11
rnd
4
type
Standard
result
1
date
2024-05-25
rnd
5
type
Standard
result
0.5
Opponent
Loots, A (Albert)
Opponent
Lin, Y (Yizheng)
# Games Start End
1 2 Tournament
JNW Rapid - Helpmekaar Kollege 2024
Tournament
JNW Rapid - Helpmekaar Kollege 2024
date
2024-07-28
rnd
3
type
Rapid
result
1
date
2024-07-28
rnd
4
type
Rapid
result
1
Opponent
Magodielo, M (Mamello)
Opponent
Moletsane, O (Oabile)
2 2 Tournament
JMC Helpmekaar 2021
Tournament
JMC NG Weltevreden Church 2024
date
2021-09-06
rnd
5
type
Rapid
result
0.5
date
2024-06-29
rnd
1
type
Rapid
result
1
Opponent
Deysel, E (Eli)
Opponent
Morgan, R (Raegan)
3 1 Tournament
JNW Rapid - Helpmekaar Kollege 2024
Tournament
JNW Rapid - Helpmekaar Kollege 2024
date
2024-07-28
rnd
6
type
Rapid
result
1
date
2024-07-28
rnd
6
type
Rapid
result
1
Opponent
Platt, Z (Zamar)
Opponent
Platt, Z (Zamar)
No games found.
# Games Start End
# Games Start End
1 12 Tournament
JNW Open - Classic - Crawford 2024
Tournament
1st Knights Open Tournament 2024
date
2024-03-09
rnd
3
type
Standard
result
1
date
2024-03-23
rnd
4
type
Standard
result
1
Opponent
Lochner, C (Calitz)
Opponent
Stelloh, A (Alexander)
2 8 Tournament
JMC Crawford Ruimsig 2025
Tournament
South African Junior Closed Chess Championships 2025
date
2025-03-01
rnd
3
type
Standard
result
1
date
2025-04-03
rnd
5
type
Standard
result
1
Opponent
Khaohle, K (Karabo)
Opponent
Tak, A (Abeer)
3 6 Tournament
JCC Khelo India 1st Annual Chess Tournament 2024
Tournament
Kings Gambit Chess Open 14 Sept 2024
date
2024-08-31
rnd
5
type
Standard
result
1
date
2024-09-14
rnd
5
type
Standard
result
1
Opponent
Mahale, A (Agastya)
Opponent
Malilani, A (Atinatsa David)
# Games Start End
1 12 Tournament
JNW Open - Classic - Crawford 2024
Tournament
1st Knights Open Tournament 2024
date
2024-03-09
rnd
3
type
Standard
result
1
date
2024-03-23
rnd
4
type
Standard
result
1
Opponent
Lochner, C (Calitz)
Opponent
Stelloh, A (Alexander)
2 8 Tournament
JMC Crawford Ruimsig 2025
Tournament
South African Junior Closed Chess Championships 2025
date
2025-03-01
rnd
3
type
Standard
result
1
date
2025-04-03
rnd
5
type
Standard
result
1
Opponent
Khaohle, K (Karabo)
Opponent
Tak, A (Abeer)
3 6 Tournament
JCC Khelo India 1st Annual Chess Tournament 2024
Tournament
Kings Gambit Chess Open 14 Sept 2024
date
2024-08-31
rnd
5
type
Standard
result
1
date
2024-09-14
rnd
5
type
Standard
result
1
Opponent
Mahale, A (Agastya)
Opponent
Malilani, A (Atinatsa David)
# Games Start End
1 2 Tournament
JNW Rapid - Helpmekaar Kollege 2024
Tournament
JNW Rapid - Helpmekaar Kollege 2024
date
2024-07-28
rnd
3
type
Rapid
result
1
date
2024-07-28
rnd
4
type
Rapid
result
1
Opponent
Magodielo, M (Mamello)
Opponent
Moletsane, O (Oabile)
2 1 Tournament
JNW Rapid - Helpmekaar Kollege 2024
Tournament
JNW Rapid - Helpmekaar Kollege 2024
date
2024-07-28
rnd
6
type
Rapid
result
1
date
2024-07-28
rnd
6
type
Rapid
result
1
Opponent
Platt, Z (Zamar)
Opponent
Platt, Z (Zamar)
3 1 Tournament
JMC NG Weltevreden Church 2024
Tournament
JMC NG Weltevreden Church 2024
date
2024-06-29
rnd
3
type
Rapid
result
1
date
2024-06-29
rnd
3
type
Rapid
result
1
Opponent
Pilane, O (Ogone)
Opponent
Pilane, O (Ogone)
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 Deysel ,E (Eli) 13 9.5 196.2 12 9 212.5 1 0.5 0 0 0 0
940.3 1136.4 916.8 1152.8 1200 940.3 0 0
2 Malemane ,A (Atlehang Faith) 6 4 141.7 6 4 141.7 0 0 0 0 0 0
1222.6 1364.2 1236.2 1364.2 0 0 0 0
3 Koorts ,L (Lukas) 6 0.5 -354.2 6 0.5 -354.2 0 0 0 0 0 0
1522.2 1168 1524.7 1168 0 0 0 0
4 Steyn ,K (Kahn) 5 2.5 0 5 2.5 0 0 0 0 0 0 0
1307.7 1307.7 1312.5 1307.7 0 0 0 0
5 Gerber ,Z (Zoe) 5 3.5 170 5 3.5 170 0 0 0 0 0 0
1139.9 1309.9 1144.6 1309.9 0 0 0 0
6 Sahoo ,S (Shaurya) 5 4 255 5 4 255 0 0 0 0 0 0
1314.1 1569.1 1312.8 1569.1 0 0 0 0
7 Conradie ,D (David) 4 1 -212.5 4 1 -212.5 0 0 0 0 0 0
1259.6 1047.1 1266.4 1047.1 0 0 0 0
8 Stelloh ,A (Alexander) 4 3 212.5 4 3 212.5 0 0 0 0 0 0
1316.7 1529.2 1323.4 1529.2 0 0 0 0
9 Loots ,A (Albert) 4 3 212.5 4 3 212.5 0 0 0 0 0 0
1157.8 1370.3 1157.6 1370.3 0 0 0 0
10 Lochner ,C (Calitz) 3 3 425 3 3 425 0 0 0 0 0 0
1223.9 1648.9 1224.6 1648.9 0 0 0 0

Norms

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