PLAYER PAGE

Personal

Van Der Merwe, ZC (Zander Christiaan)

Chess SA id

1140134245

FIDE id

534000275

Date of birth

2014-05-27 (U14)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-12-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item Main Standard Rapid Blitz
Rating 1589.6 1596.3 1200 1200
Raw rating 1589.6 1596.3 1200 1200
Weighted rating 1509.9 1507.8 1200 1200
Weighted performance 1565.4 1559.9 0 0
Floor 1089.6 1096.3 700 700
K-factor 32 32 36 36
Min/Max rating change allowed 95.2 94.3 165.8 165.8
Highest rating 1589.6
2026-01-01
1596.3
2026-01-01
1200
2018-10-01
1200
2018-10-01
Highest raw rating 1589.6
2026-01-01
1596.3
2026-01-01
1200
2024-02-01
1200
2024-02-01
Highest weighted rating 1509.9
2026-01-01
1507.8
2026-01-01
1200
2018-10-01
1200
2018-10-01
Highest weighted performance 1565.4
2026-01-01
1559.9
2026-01-01
1200
2024-02-01
1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0 0 0 0
New rating 1589.6 1596.3 1200 1200
Analysis
Rating 1589.6 1596.3 1200 1200
Raw rating 1589.6 1596.3 1200 1200
Weighted rating 1509.9 1507.8 1200
Weighted performance 1565.4 1559.9 0
K-factor 32 32 36 36
Floor 1089.6 1096.3 700 700
Max/Min rating change allowed 95.2 94.3 165.8 165.8
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 1589.6 1596.3 1200 1200
New weighted rating 1519.1 1517.8 1200 1200
New weighted performance 1555.1 1549.7 0 0
Temp new rating 1589.6 1596.3 1200 1200
Temp new rating +/- 0 0 0 0
Final new rating +/- 0 0 0 0
New rating 1589.6 1596.3 1200 1200
New K-factor 32 32 36 36
New floor 1089.6 1096.3 700 700

Item Main Standard Rapid Blitz
0 0 0 0
61 61 0 0
74 74 0 0
51 51 0 0
30 30 0 0
9 9 0 0
History 225 225 0 0

Games since
Main
135
Standard
135
Rapid
0
Blitz
0
Gender Male
Age group U12
Region Tshwane (GTP)
Province Gauteng (GT)
Main
RSA Province Region
Overall 1002 350 133
Male 873 300 116
U12 86 38 14
U12 Male 68 27 10
Standard
RSA Province Region
Overall 947 359 136
Male 821 307 120
U12 83 39 14
U12 Male 63 26 10
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U12 -1 -1 -1
U12 Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U12 -1 -1 -1
U12 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 61 38.5 63.11 111.5 1407.6 1519.1
Standard 61 38.5 63.11 111.5 1407.6 1519.1
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 225 146 64.89 126.6 1294.6 1421.1
Standard 225 146 64.89 126.6 1294.6 1421.1
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2026-01-01 1589.6 1596.3 1200 1200
2025-11-30 1536.1 1535.5 1200 1200
2025-11-01 1536.1 1535.5 1200 1200
2025-09-30 1547 1545.8 1200 1200
2025-09-01 1547 1545.8 1200 1200
2025-08-01 1507.1 1501.3 1200 1200
2025-07-01 1509.7 1503.9 1200 1200
2025-06-01 1509.7 1503.9 1200 1200
2025-05-01 1525.5 1522.3 1200 1200
2025-04-01 1525.5 1522.3 1200 1200
2025-03-01 1526.5 1525.1 1200 1200
2025-02-01 1529.8 1530.1 1200 1200
2025-01-01 1536.1 1532.3 1200 1200
2024-12-01 1458.9 1458.1 1200 1200
2024-11-01 1429.2 1430.3 1200 1200
2024-10-01 1397.3 1391.6 1200 1200
2024-09-01 1443.4 1435.8 1200 1200
2024-11-01 1456.4 1450.8 1200 1200
2024-07-01 1429.3 1423.4 1200 1200
2024-06-01 1401.8 1403.6 1200 1200
2024-05-01 1346.8 1337.4 1200 1200
2024-04-01 1360.9 1353.4 1200 1200
2024-03-01 1360.9 1353.4 1200 1200
2024-02-01 1379.5 1376.8 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 2025 Mzansi Individual Championships (U12 Open) 2025-12-17 2025-12-20 Standard Nelson Mandela Bay (ENM) 6 6 3 Yes Analysis
2 2025 Mzansi Inter Provincial Team Championships (U12 Combined) 2025-12-15 2025-12-17 Standard Nelson Mandela Bay (ENM) 6 6 5 Yes Analysis
3 Gauteng Inter-Region at Emerald Resort 2025 (U12 Championship) 2025-12-06 2025-12-07 Standard Sedibeng (GSV) 5 5 5 Yes Analysis
4 2025 Gauteng Top Schools Teams (U11) 2025-08-29 2025-08-29 Standard Tshwane (GTP) 5 5 3 Yes Analysis
5 2025 Midstream Open Chess Tournament (U12) 2025-08-25 2025-08-25 Standard Tshwane (GTP) 5 5 3 Yes Analysis
6 2025 Tshwane South School District CLOSED League Championship (U11A) 2025-08-15 2025-08-15 Standard Tshwane (GTP) 5 5 5 Yes Analysis
7 2025 Etienne Lewis Closed Chess Tournament (U12) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 7 4.5 Yes Analysis
8 Lonehill Chess Academy - 1st Rated Tournament 2025 (B) 2025-08-02 2025-08-02 Standard Johannesburg Metro (GJM) 5 5 2.5 Yes Analysis
9 2025 Menlo Open (U12) 2025-07-26 2025-07-26 Standard Tshwane (GTP) 5 5 3 Yes Analysis
10 2025 Tshwane South School District Individual Finals (D4) (U11 Boys) 2025-05-10 2025-05-10 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
11 2025 Silver Lakes Chess Club Open Chess Tournament (U12) 2025-05-03 2025-05-03 Standard Tshwane (GTP) 5 5 4 Yes Analysis
12 2025 Chris Greyling Open Chess Tournament (U12) 2025-03-15 2025-03-15 Standard Tshwane (GTP) 5 5 3 Yes Analysis
13 Constantiapark Open 2025 (U12) 2025-02-15 2025-02-15 Standard Tshwane (GTP) 5 5 4 Yes Analysis
14 2025 Piet Robbertse Fide Rated Open Chess Tournament (B) 2025-02-01 2025-02-02 Standard Tshwane (GTP) 5 4 1 Yes Analysis
15 2025 Tshwane Chess OPEN Registration Tournament (U12) 2025-01-25 2025-01-25 Standard Tshwane (GTP) 5 5 3 Yes Analysis
16 Gauteng Inter-Region at UJ 2024 (U12 Candidates) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 5 Yes Analysis
17 Lardies Ope 2024 (U12) 2024-10-26 2024-10-26 Standard Tshwane (GTP) 5 5 4 Yes Analysis
18 Gauteng Top Schools 2024 (U11 Open) 2024-10-04 2024-10-04 Standard Ekurhuleni (GE) 5 5 4 Yes Analysis
19 2024 Etienne Lewis (U12) 2024-08-30 2024-09-01 Standard Tshwane (GTP) 7 7 3 Yes Analysis
20 Gauteng Schools Individuals Finals 2024 (U11 Boys) 2024-08-16 2024-08-16 Standard Ekurhuleni (GE) 5 5 4 Yes Analysis
21 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U11A) 2024-08-03 2024-08-03 Standard Tshwane (GTP) 5 5 3 Yes Analysis
22 2024 Midstream College Open Chess Tournament (U12) 2024-07-20 2024-07-20 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
23 2024 Elise Steenkamp Open Chess Tournament (Kings) 2024-06-15 2024-06-17 Standard Tshwane (GTP) 7 7 3 Yes Analysis
24 2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed) 2024-05-11 2024-05-11 Standard Tshwane (GTP) 5 5 5 Yes Analysis
25 2024 Silver Lakes Open Chess Tournament (D2) 2024-04-20 2024-04-20 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
26 2024 Constantiapark Open (D1) 2024-02-17 2024-02-17 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
27 2024 Blou Bul Open Chess Tournament (D) 2024-02-10 2024-02-10 Standard Tshwane (GTP) 5 5 3 Yes Analysis
28 2024 Tshwane Chess OPEN Registration Tournament (D1) 2024-01-27 2024-01-27 Standard Tshwane (GTP) 5 5 3 Yes Analysis
29 2024 Gauteng Inter-Region Chess Championship (U10B) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 5 4.5 Yes Analysis
30 Lardies Open Tournament 2023 (D1) 2023-10-28 2023-10-28 Standard Tshwane (GTP) 5 4 2.5 Yes Analysis
31 2023 Centurion Chess Open (D) 2023-09-23 2023-09-23 Standard Tshwane (GTP) 5 5 3 Yes Analysis
32 2023 Gauteng Top Schools (U9 Mixed) 2023-08-18 2023-08-18 Standard West Rand (GWR) 5 5 4 Yes Analysis
33 2023 Woman's Day Open Chess Tournament (Knight) 2023-08-09 2023-08-09 Standard Tshwane (GTP) 5 5 3 Yes Analysis
34 2023 Etienne Lewis Closed Tournament (U10) 2023-08-25 2023-08-27 Standard Tshwane (GTP) 7 7 4.5 Yes Analysis
35 2023 Tshwane South School District CLOSED League Championship (U9) 2023-07-29 2023-07-29 Standard Tshwane (GTP) 5 5 1 Yes Analysis
36 2023 Milos Ristic Open Tournament (D1) 2023-04-27 2023-04-27 Standard Tshwane (GTP) 5 5 2 Yes Analysis
37 Laerskool Constantiapark Open Chess Tournament 2023 (U10) 2023-02-18 2023-02-18 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
38 2023 Piet Robbertse Fide Rated Open Chess Tournament (E) 2023-02-04 2023-02-04 Standard Tshwane (GTP) 5 5 5 Yes Analysis
39 2023 Tshwane Chess Open Registration Tournament (E) 2023-01-28 2023-01-28 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
40 2022 Alekhine Open (E) 2022-08-13 2022-08-13 Standard Tshwane (GTP) 5 5 2 Yes Analysis
41 2022 Gauteng Schools Team Championships (U9 Open) 2022-08-27 2022-08-27 Standard Tshwane (GTP) 5 5 4 Yes Analysis
42 D4 Play Offs 2022 (U9) 2022-07-30 2022-07-30 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
43 2022 Chris Greyling Open (E) 2022-03-12 2022-03-12 Standard Tshwane (GTP) 5 5 4.5 Yes Analysis
44 CP Ope 2022 (E) 2022-02-19 2022-02-19 Standard Tshwane (GTP) 5 5 5 Yes Analysis
45 2022 Tshwane Chess Open Registration Tournament (E) 2022-01-29 2022-01-29 Standard Tshwane (GTP) 5 5 3 Yes Analysis
46 2021 Lardies Ope (F) 2021-10-30 2021-10-30 Standard Tshwane (GTP) 5 5 3 Yes Analysis
47 2021 Chris Greyling Open Tournament (F) 2021-05-08 2021-05-08 Standard Tshwane (GTP) 5 4 1.5 Yes Analysis

Top 3 Streaks

# Games Start End
1 10 Tournament
Lardies Open Tournament 2023
Tournament
2024 Tshwane Chess OPEN Registration Tournament
date
2023-10-28
rnd
4
type
Standard
result
1
date
2024-01-27
rnd
3
type
Standard
result
1
Opponent
Muller, H (Heinerich)
Opponent
Rajagpaul, C (Cole)
2 10 Tournament
CP Ope 2022
Tournament
2022 Chris Greyling Open
date
2022-02-19
rnd
1
type
Standard
result
1
date
2022-03-12
rnd
5
type
Standard
result
1
Opponent
Myburgh, V (Van Zyl)
Opponent
Ottermann, E (Erik)
3 9 Tournament
2023 Tshwane Chess Open Registration Tournament
Tournament
Laerskool Constantiapark Open Chess Tournament 2023
date
2023-01-28
rnd
5
type
Standard
result
1
date
2023-02-18
rnd
3
type
Standard
result
0.5
Opponent
Bornman, R (Rousseau)
Opponent
Haupt, A (Abigail)
# Games Start End
1 10 Tournament
Lardies Open Tournament 2023
Tournament
2024 Tshwane Chess OPEN Registration Tournament
date
2023-10-28
rnd
4
type
Standard
result
1
date
2024-01-27
rnd
3
type
Standard
result
1
Opponent
Muller, H (Heinerich)
Opponent
Rajagpaul, C (Cole)
2 10 Tournament
CP Ope 2022
Tournament
2022 Chris Greyling Open
date
2022-02-19
rnd
1
type
Standard
result
1
date
2022-03-12
rnd
5
type
Standard
result
1
Opponent
Myburgh, V (Van Zyl)
Opponent
Ottermann, E (Erik)
3 9 Tournament
2023 Tshwane Chess Open Registration Tournament
Tournament
Laerskool Constantiapark Open Chess Tournament 2023
date
2023-01-28
rnd
5
type
Standard
result
1
date
2023-02-18
rnd
3
type
Standard
result
0.5
Opponent
Bornman, R (Rousseau)
Opponent
Haupt, A (Abigail)
No games found.
# Games Start End
No games found.
# Games Start End
# Games Start End
1 8 Tournament
2023 Tshwane Chess Open Registration Tournament
Tournament
Laerskool Constantiapark Open Chess Tournament 2023
date
2023-01-28
rnd
5
type
Standard
result
1
date
2023-02-18
rnd
2
type
Standard
result
1
Opponent
Bornman, R (Rousseau)
Opponent
De Klerk, O (Oliver)
2 7 Tournament
2025 Etienne Lewis Closed Chess Tournament
Tournament
2025 Midstream Open Chess Tournament
date
2025-08-10
rnd
7
type
Standard
result
1
date
2025-08-25
rnd
1
type
Standard
result
1
Opponent
Lekalakala, R (Realeboga Blessings)
Opponent
Machete, T (Tiisetso)
3 7 Tournament
Gauteng Inter-Region at UJ 2024
Tournament
2025 Tshwane Chess OPEN Registration Tournament
date
2024-12-07
rnd
1
type
Standard
result
1
date
2025-01-25
rnd
2
type
Standard
result
1
Opponent
Mahale, A (Agastya)
Opponent
Dixon, G (Genevieve)
# Games Start End
1 8 Tournament
2023 Tshwane Chess Open Registration Tournament
Tournament
Laerskool Constantiapark Open Chess Tournament 2023
date
2023-01-28
rnd
5
type
Standard
result
1
date
2023-02-18
rnd
2
type
Standard
result
1
Opponent
Bornman, R (Rousseau)
Opponent
De Klerk, O (Oliver)
2 7 Tournament
2025 Etienne Lewis Closed Chess Tournament
Tournament
2025 Midstream Open Chess Tournament
date
2025-08-10
rnd
7
type
Standard
result
1
date
2025-08-25
rnd
1
type
Standard
result
1
Opponent
Lekalakala, R (Realeboga Blessings)
Opponent
Machete, T (Tiisetso)
3 7 Tournament
Gauteng Inter-Region at UJ 2024
Tournament
2025 Tshwane Chess OPEN Registration Tournament
date
2024-12-07
rnd
1
type
Standard
result
1
date
2025-01-25
rnd
2
type
Standard
result
1
Opponent
Mahale, A (Agastya)
Opponent
Dixon, G (Genevieve)
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 Barkhuizen ,SJ (Simon Jurgens) 7 3.5 0 7 3.5 0 0 0 0 0 0 0
1492.6 1492.6 1488.9 1492.6 0 0 0 0
2 Bienedell ,R (Robin) 6 2 -141.7 6 2 -141.7 0 0 0 0 0 0
1468.6 1326.9 1458.5 1326.9 0 0 0 0
3 Janse Van Rensburg ,J (Josh) 5 0.5 -340 5 0.5 -340 0 0 0 0 0 0
1443.3 1103.3 1436.3 1103.3 0 0 0 0
4 Lekalakala ,R (Realeboga Blessings) 4 3 212.5 4 3 212.5 0 0 0 0 0 0
1310.2 1522.7 1306.4 1522.7 0 0 0 0
5 Erwee ,HP (Hermanus Philipus) 4 3 212.5 4 3 212.5 0 0 0 0 0 0
1258 1470.5 1252.2 1470.5 0 0 0 0
6 Roberts ,F (Frans-Leigh) 4 1 -212.5 4 1 -212.5 0 0 0 0 0 0
1217.2 1004.7 1212.8 1004.7 0 0 0 0
7 Wolvaardt ,J (Jonathan) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1381.6 1523.3 1398.3 1523.3 0 0 0 0
8 Mabuza ,O (Oluhle) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1344.2 1485.8 1345.4 1485.8 0 0 0 0
9 Loots ,M (Mia) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1353.1 1494.8 1354.9 1494.8 0 0 0 0
10 Vosloo ,D (De Waal) 3 0 -425 3 0 -425 0 0 0 0 0 0
1528.2 1103.2 1521.5 1103.2 0 0 0 0

Norms

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