PLAYER PAGE

Personal

Melville, J (Joalize)

Chess SA id

207064253

FIDE id

?

Date of birth

2007-05-07 (U20)

Gender

Female

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

No

Last active game

2025-02-22

Personal details last changed

1900-01-01

Junior GPX Games

10

Junior GPX Points

1203.8

Item Main Standard Rapid Blitz
Rating 1123.1 1069.4 1132.2 620
Raw rating 1122.4 1069.4 1132.2 620
Weighted rating 1123.1 1061.5 1127.9 620
Weighted performance 987.5 965.5 945.8 0
Floor 645.6 581.8 632.2 500
K-factor 40 40 40 40
Min/Max rating change allowed 185.2 199.7 182.6 378.9
Highest rating 1200
2024-11-01
1200
2024-11-01
1200
2019-12-01
1200
2018-02-01
Highest raw rating 1145.6
2024-11-01
1081.8
2024-11-01
1132.2
2024-09-01
620
2024-03-01
Highest weighted rating 1145.6
2024-11-01
1081.8
2024-11-01
1132.2
2024-11-01
620
2024-11-01
Highest weighted performance 1200
2024-12-01
1200
2024-12-01
1200
2019-12-01
1200
2018-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0.8 0 0 0
New rating 1123.9 1069.4 1132.2 620
Analysis
Rating 1123.1 1069.4 1132.2 620
Raw rating 1122.4 1069.4 1132.2 620
Weighted rating 1123.1 1061.5 1127.9
Weighted performance 987.5 965.5 945.8
K-factor 40 40 40 40
Floor 645.6 581.8 632.2 500
Max/Min rating change allowed 185.2 199.7 182.6 378.9
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 1122.4 1069.4 1132.2 620
New weighted rating 1123.9 1063.2 1129.6 620
New weighted performance 987.1 965.1 945.4 0
Temp new rating 1123.9 1069.4 1132.2 620
Temp new rating +/- 0.8 0 0 0
Final new rating +/- 0.8 0 0 0
New rating 1123.9 1069.4 1132.2 620
New K-factor 40 40 40 40
New floor 645.6 581.8 632.2 500

Item Main Standard Rapid Blitz
0 0 0 0
5 5 0 0
39 19 20 0
43 10 33 0
40 14 26 0
10 0 10 0
History 360 264 89 7

Games since
Main
58
Standard
24
Rapid
34
Blitz
0
Gender Female
Age group U20
Region Mangaung (FMB)
Province Free State (FS)
Main
RSA Province Region
Overall 4326 82 69
Female 1113 22 20
U20 296 11 11
U20 Female 69 5 5
Standard
RSA Province Region
Overall -1 -1 -1
Female -1 -1 -1
U20 -1 -1 -1
U20 Female -1 -1 -1
Rapid
RSA Province Region
Overall 1855 70 67
Female 453 10 10
U20 114 16 16
U20 Female 19 4 4
Blitz
RSA Province Region
Overall -1 -1 -1
Female -1 -1 -1
U20 -1 -1 -1
U20 Female -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 5 1 20 -255 1291.8 1036.8
Standard 5 1 20 -255 1291.8 1036.8
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 260 100 38.46 -98.1 1126.7 1028.6
Standard 164 61 37.2 -108.8 1097.1 988.2
Rapid 89 35 39.33 -90.7 1193.6 1102.9
Blitz 7 4 57.14 60.7 969.9 1030.6

Date Main Standard Rapid Blitz
2025-09-30 1122.4 1069.4 1132.2 620
2025-09-01 1122.4 1069.4 1132.2 620
2025-08-01 1122.4 1069.4 1132.2 620
2025-07-01 1122.4 1069.4 1132.2 620
2025-06-01 1122.4 1069.4 1132.2 620
2025-05-01 1122.4 1069.4 1132.2 620
2025-04-01 1122.4 1069.4 1132.2 620
2025-03-01 1122.4 1069.4 1132.2 620
2025-02-01 1145.6 1081.8 1132.2 620
2025-01-01 1145.6 1081.8 1132.2 620
2024-12-01 1145.6 1081.8 1132.2 620
2024-11-01 1145.6 1081.8 1132.2 620
2024-10-01 1117.7 1040.2 1132.2 620
2024-09-01 1117.7 1040.2 1132.2 620
2024-08-01 1116 1040.2 1124.6 620
2024-07-01 1116 1040.2 1124.6 620
2024-06-01 1116 1040.2 1124.6 620
2024-08-01 1124.3 1039.8 1124.6 620
2024-04-01 1088.7 990.2 1124.6 620
2024-03-01 1088.7 990.2 1124.6 620
2024-02-01 1102 1013.8 1108.6 620
2024-01-01 1053.3 1013.8 991 620
2023-12-01 1053.3 1013.8 991 620
2023-11-01 1053.3 1013.8 991 620

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 Grey College Team Championship 2025 (A) 2025-02-21 2025-02-22 Standard Mangaung (FMB) 5 5 1 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 Grey College Team Championship 2025 (A) 2025-02-21 2025-02-22 Standard Mangaung (FMB) 5 5 1 Yes Analysis
2 Mangaung Metro Chess 11-12 October 2024 (B) 2024-10-11 2024-10-12 Standard Mangaung (FMB) 5 5 2.5 Yes Analysis
3 Bloemfontein Highschool League 02 Aug 2024 (U17A) 2024-08-02 2024-08-02 Rapid Mangaung (FMB) 5 5 2 Yes Analysis
4 Spartan Bishops Chess Championships 2024 (Rooks) 2024-05-04 2024-05-05 Standard Bojanala Platina (NBR) 5 4 0.5 Yes Analysis
5 Mangaung Metro Chess 12-13 April 2024 (B) 2024-04-12 2024-04-13 Standard Mangaung (FMB) 5 5 2.5 Yes Analysis
6 Mangaung Metro Chess 10 February 2024 (B) 2024-02-10 2024-02-10 Rapid Mangaung (FMB) 5 5 3 Yes Analysis
7 Grey College Team Championship 2024 (B) 2024-02-23 2024-02-24 Standard Mangaung (FMB) 5 5 1 Yes Analysis
8 Kings & Queens Chess 27 January 2024 (B) 2024-01-27 2024-01-27 Rapid Mangaung (FMB) 5 5 2.5 Yes Analysis
9 Bloemfontein High School League Tournament 26 January 2024 (U19B) 2024-01-26 2024-01-26 Rapid Mangaung (FMB) 5 5 3 Yes Analysis
10 Bloemfontein HS League 13 October 2023 (U17+U19) 2023-10-13 2023-10-13 Rapid Mangaung (FMB) 5 5 2 Yes Analysis
11 Heidedal Chess 14 October 2023 (B) 2023-10-14 2023-10-14 Rapid Mangaung (FMB) 5 4 1 Yes Analysis
12 Bloemfontein HS League 27 October 2023 (U19) 2023-10-27 2023-10-27 Rapid Cape Winelands (WCW) 5 5 0.5 Yes Analysis
13 St Andrews 19 August 2023 (B) 2023-08-19 2023-08-19 Rapid Mangaung (FMB) 5 5 2.5 Yes Analysis
14 Morris Club Championship 2023 2023-07-28 2023-07-28 Rapid Mangaung (FMB) 5 5 2 Yes Analysis
15 Inter Regional Chess Championship 2023 (U18) 2023-05-19 2023-05-20 Standard Mangaung (FMB) 5 5 2 Yes Analysis
16 Grey College Team Championship 2023 (A) 2023-02-03 2023-02-04 Standard Mangaung (FMB) 5 5 1 Yes Analysis
17 Bloemfontein Highschool League 24 Feb 2023 (U17) 2023-02-24 2023-02-24 Rapid Mangaung (FMB) 5 5 3 Yes Analysis
18 Kings & Queens Chess 21 January 2023 (B) 2023-01-21 2023-01-21 Rapid Mangaung (FMB) 5 4 1 Yes Analysis
19 2022 South African Junior Team Chess Championships (U16 Open) 2022-12-04 2022-12-08 Standard 4 Knights (4K) 7 4 1.5 Yes Analysis
20 Bloemfontein School League 2022 (U19) 2022-08-12 2022-08-12 Rapid Mangaung (FMB) 5 5 2.5 Yes Analysis
21 Mangaung Metro Chess 13 August 2022 (B) 2022-08-13 2022-08-13 Rapid Mangaung (FMB) 5 3 1 Yes Analysis
22 Mangaung Metro Chess 30 July 2022 (B) 2022-07-30 2022-07-30 Rapid Mangaung (FMB) 5 4 1 Yes Analysis
23 8th Piet Van Zyl Chess Festival 2022 (C) 2022-07-22 2022-07-23 Standard Mangaung (FMB) 5 5 1.5 Yes Analysis
24 Bloemfontein Schools League 2022 (U19+Open) 2022-02-25 2022-02-25 Rapid Mangaung (FMB) 5 5 2 Yes Analysis
25 Morris Club Championship 2022 2022-02-26 2022-02-26 Rapid Mangaung (FMB) 5 4 2 Yes Analysis
26 Grey College Team Championship 2022 (A) 2022-02-18 2022-02-19 Standard Mangaung (FMB) 5 5 1.5 Yes Analysis
27 Mangaung Metro Chess 22 January 2022 (B) 2022-01-22 2022-01-22 Rapid Mangaung (FMB) 5 5 1.5 Yes Analysis
28 Mangaung Metro Chess 28 August 2021 (C) 2021-08-28 2021-08-28 Rapid Mangaung (FMB) 5 5 1.5 Yes Analysis
29 Morris Chess Club Challenge 2021 2021-04-10 2021-04-10 Rapid Mangaung (FMB) 5 5 1 Yes Analysis
30 Morris Club Tournament 2020 2020-02-15 2020-02-15 Standard Mangaung (FMB) 5 5 3 Yes Analysis
31 Mangaung Metro Chess 17-18 January 2020 (C) 2020-01-17 2020-01-18 Standard Mangaung (FMB) 5 4 0 Yes Analysis
32 2019 Wild Card Chess Championship (U14 Girls) 2020-01-09 2020-01-12 Standard 4 Knights (4K) 7 7 2 Yes Analysis
33 2019 South African Junior Team Championships (U16C) 2020-01-04 2020-01-08 Standard 4 Knights (4K) 7 7 3 Yes Analysis
34 Mangaung Metro Chess October 2019 (D) 2019-10-11 2019-10-12 Standard Mangaung (FMB) 5 5 3 Yes Analysis
35 Mangaung Metro Chess 16-17 August 2019 (D) 2019-08-16 2019-08-17 Standard Mangaung (FMB) 5 5 2 Yes Analysis
36 Mangaung Metro July Trials 2019 (U16 Girls) 2019-07-19 2019-07-20 Standard Mangaung (FMB) 5 4 1 Yes Analysis
37 Mangaung Metro Chess 31 May to 1 June 2019 (D) 2019-05-31 2019-06-01 Standard Mangaung (FMB) 5 5 3 Yes Analysis
38 Inter Regional Chess Championship 2019 (U14-U18 Girls) 2019-05-10 2019-05-11 Standard Mangaung (FMB) 5 5 2 Yes Analysis
39 Morris Club Challenge 2019 2019-02-16 2019-02-16 Standard Mangaung (FMB) 5 4 1 Yes Analysis
40 Mangaung Metro Chess 1-2 February 2019 (D) 2019-02-01 2019-02-02 Standard Mangaung (FMB) 5 5 2.5 Yes Analysis
41 Mangaung Metro Chess 18-19 January 2019 (D) 2019-01-18 2019-01-19 Standard Mangaung (FMB) 5 5 2 Yes Analysis
42 South African Junior Team Championships 2018 (U12D) 2018-12-16 2018-12-20 Standard 4 Knights (4K) 7 6 3 Yes Analysis
43 Mangaung Metro Chess12 & 13 October 2018 (D) 2018-10-12 2018-10-13 Standard Mangaung (FMB) 5 5 2 Yes Analysis
44 Free State Open 2018 (C) 2018-08-17 2018-08-18 Standard Mangaung (FMB) 6 5 1 Yes Analysis
45 South African Open 2018 (C) 2018-07-11 2018-07-13 Standard Mangaung (FMB) 6 6 2 Yes Analysis
46 Mangaung Metro Chess 1-2 June 2018 (D) 2018-06-01 2018-06-02 Standard Mangaung (FMB) 5 4 0 Yes Analysis
47 Inter Regional 2018 (U12 Individual) 2018-05-04 2018-05-05 Standard Frances Baard (NCF) 5 4 3 Yes Analysis
48 Mangaung Metro Chess 20-21 April 2018 (E) 2018-04-20 2018-04-21 Standard Mangaung (FMB) 5 4 3 Yes Analysis
49 Smart Chess Blitz 2018 (U12) 2018-03-03 2018-03-03 Blitz Mangaung (FMB) 7 7 4 Yes Analysis
50 Mangaung Metro Chess 9 - 10 March 2018 (D) 2018-03-09 2018-03-10 Standard Mangaung (FMB) 5 4 1 Yes Analysis
51 Mangaung Metro Chess 2 & 3 February 2018 (E) 2018-02-02 2018-02-03 Standard Mangaung (FMB) 5 5 2.5 Yes Analysis
52 Mangaung Metro Chess 19 & 20 January 2018 (E) 2018-01-19 2018-01-20 Standard Mangaung (FMB) 5 5 2 Yes Analysis
53 South African Junior Team Championships 2017 (U12 Girls) 2018-01-04 2018-01-08 Standard 4 Knights (4K) 7 7 2 Yes Analysis

Top 3 Streaks

# Games Start End
1 4 Tournament
Inter Regional Chess Championship 2023
Tournament
Morris Club Championship 2023
date
2023-05-20
rnd
3
type
Standard
result
1
date
2023-07-28
rnd
1
type
Rapid
result
1
Opponent
Cordon, J (Jesse)
Opponent
Cilliers, Z (Zian)
2 4 Tournament
Inter Regional Chess Championship 2019
Tournament
Mangaung Metro Chess 31 May to 1 June 2019
date
2019-05-11
rnd
5
type
Standard
result
1
date
2019-06-01
rnd
3
type
Standard
result
1
Opponent
Montwedi, O (Oatlegile)
Opponent
Alrich, A (Alsanio)
3 3 Tournament
Mangaung Metro Chess 10 February 2024
Tournament
Mangaung Metro Chess 10 February 2024
date
2024-02-10
rnd
2
type
Rapid
result
1
date
2024-02-10
rnd
4
type
Rapid
result
1
Opponent
Boje, E (Ewald)
Opponent
Whyte, W (Wyatt)
# Games Start End
1 4 Tournament
Inter Regional Chess Championship 2023
Tournament
Grey College Team Championship 2024
date
2023-05-20
rnd
3
type
Standard
result
1
date
2024-02-23
rnd
1
type
Standard
result
1
Opponent
Cordon, J (Jesse)
Opponent
Chen, E (Emily)
2 4 Tournament
Inter Regional Chess Championship 2019
Tournament
Mangaung Metro Chess 31 May to 1 June 2019
date
2019-05-11
rnd
5
type
Standard
result
1
date
2019-06-01
rnd
3
type
Standard
result
1
Opponent
Montwedi, O (Oatlegile)
Opponent
Alrich, A (Alsanio)
3 3 Tournament
Spartan Bishops Chess Championships 2024
Tournament
Mangaung Metro Chess 11-12 October 2024
date
2024-05-05
rnd
5
type
Standard
result
0.5
date
2024-10-11
rnd
2
type
Standard
result
1
Opponent
Van Huysteen, M (Mia)
Opponent
Chen, L (Louis)
# Games Start End
1 3 Tournament
Mangaung Metro Chess 10 February 2024
Tournament
Mangaung Metro Chess 10 February 2024
date
2024-02-10
rnd
2
type
Rapid
result
1
date
2024-02-10
rnd
4
type
Rapid
result
1
Opponent
Boje, E (Ewald)
Opponent
Whyte, W (Wyatt)
2 3 Tournament
Bloemfontein High School League Tournament 26 January 2024
Tournament
Kings & Queens Chess 27 January 2024
date
2024-01-26
rnd
4
type
Rapid
result
0.5
date
2024-01-27
rnd
1
type
Rapid
result
0.5
Opponent
April, L (Lorenzo)
Opponent
Van Rensburg, M (Malan)
3 2 Tournament
Bloemfontein Highschool League 02 Aug 2024
Tournament
Bloemfontein Highschool League 02 Aug 2024
date
2024-08-02
rnd
2
type
Rapid
result
1
date
2024-08-02
rnd
3
type
Rapid
result
1
Opponent
Smith, J (Jolin)
Opponent
Davids, T (Timothy)
# Games Start End
1 1 Tournament
Smart Chess Blitz 2018
Tournament
Smart Chess Blitz 2018
date
2018-03-03
rnd
7
type
Blitz
result
1
date
2018-03-03
rnd
7
type
Blitz
result
1
Opponent
Nieuwenhuizen, D (Dian)
Opponent
Nieuwenhuizen, D (Dian)
2 1 Tournament
Smart Chess Blitz 2018
Tournament
Smart Chess Blitz 2018
date
2018-03-03
rnd
5
type
Blitz
result
1
date
2018-03-03
rnd
5
type
Blitz
result
1
Opponent
Khoaele, T (Thuto)
Opponent
Khoaele, T (Thuto)
3 1 Tournament
Smart Chess Blitz 2018
Tournament
Smart Chess Blitz 2018
date
2018-03-03
rnd
3
type
Blitz
result
1
date
2018-03-03
rnd
3
type
Blitz
result
1
Opponent
Truter, C (Christiaan)
Opponent
Truter, C (Christiaan)
# Games Start End
1 4 Tournament
Inter Regional Chess Championship 2019
Tournament
Mangaung Metro Chess 31 May to 1 June 2019
date
2019-05-11
rnd
5
type
Standard
result
1
date
2019-06-01
rnd
3
type
Standard
result
1
Opponent
Montwedi, O (Oatlegile)
Opponent
Alrich, A (Alsanio)
2 3 Tournament
Mangaung Metro Chess 10 February 2024
Tournament
Mangaung Metro Chess 10 February 2024
date
2024-02-10
rnd
2
type
Rapid
result
1
date
2024-02-10
rnd
4
type
Rapid
result
1
Opponent
Boje, E (Ewald)
Opponent
Whyte, W (Wyatt)
3 3 Tournament
Grey College Team Championship 2023
Tournament
Bloemfontein Highschool League 24 Feb 2023
date
2023-02-04
rnd
5
type
Standard
result
1
date
2023-02-24
rnd
2
type
Rapid
result
1
Opponent
Van Zyl, E (Emile)
Opponent
Coertzen, W (Wihan)
# Games Start End
1 4 Tournament
Inter Regional Chess Championship 2019
Tournament
Mangaung Metro Chess 31 May to 1 June 2019
date
2019-05-11
rnd
5
type
Standard
result
1
date
2019-06-01
rnd
3
type
Standard
result
1
Opponent
Montwedi, O (Oatlegile)
Opponent
Alrich, A (Alsanio)
2 3 Tournament
Mangaung Metro Chess 20-21 April 2018
Tournament
Inter Regional 2018
date
2018-04-21
rnd
4
type
Standard
result
1
date
2018-05-04
rnd
1
type
Standard
result
1
Opponent
Serfontein, D (Devin)
Opponent
Mposelwa, L (Lakheni)
3 2 Tournament
Morris Club Tournament 2020
Tournament
Morris Club Tournament 2020
date
2020-02-15
rnd
4
type
Standard
result
1
date
2020-02-15
rnd
5
type
Standard
result
1
Opponent
Flooks, A (Alondrea)
Opponent
Bloem, A (Abigail)
# Games Start End
1 3 Tournament
Mangaung Metro Chess 10 February 2024
Tournament
Mangaung Metro Chess 10 February 2024
date
2024-02-10
rnd
2
type
Rapid
result
1
date
2024-02-10
rnd
4
type
Rapid
result
1
Opponent
Boje, E (Ewald)
Opponent
Whyte, W (Wyatt)
2 2 Tournament
Bloemfontein Highschool League 02 Aug 2024
Tournament
Bloemfontein Highschool League 02 Aug 2024
date
2024-08-02
rnd
2
type
Rapid
result
1
date
2024-08-02
rnd
3
type
Rapid
result
1
Opponent
Smith, J (Jolin)
Opponent
Davids, T (Timothy)
3 2 Tournament
Kings & Queens Chess 27 January 2024
Tournament
Kings & Queens Chess 27 January 2024
date
2024-01-27
rnd
3
type
Rapid
result
1
date
2024-01-27
rnd
4
type
Rapid
result
1
Opponent
Herbst, S (Schalk)
Opponent
Van Aswegen, Z (Zach)
# Games Start End
1 1 Tournament
Smart Chess Blitz 2018
Tournament
Smart Chess Blitz 2018
date
2018-03-03
rnd
7
type
Blitz
result
1
date
2018-03-03
rnd
7
type
Blitz
result
1
Opponent
Nieuwenhuizen, D (Dian)
Opponent
Nieuwenhuizen, D (Dian)
2 1 Tournament
Smart Chess Blitz 2018
Tournament
Smart Chess Blitz 2018
date
2018-03-03
rnd
5
type
Blitz
result
1
date
2018-03-03
rnd
5
type
Blitz
result
1
Opponent
Khoaele, T (Thuto)
Opponent
Khoaele, T (Thuto)
3 1 Tournament
Smart Chess Blitz 2018
Tournament
Smart Chess Blitz 2018
date
2018-03-03
rnd
3
type
Blitz
result
1
date
2018-03-03
rnd
3
type
Blitz
result
1
Opponent
Truter, C (Christiaan)
Opponent
Truter, C (Christiaan)

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 Van Rensburg ,M (Malan) 8 3.5 -53.1 5 2 -85 3 1.5 0 0 0 0
1126 1072.9 1059.6 1041 1024 1126 0 0
2 Herbst ,D (Danielle) 3 0 -425 2 0 -425 1 0 -425 0 0 0
780.4 355.4 599.6 355.4 723.4 355.4 0 0
3 Alrich ,A (Alsanio) 3 2.5 283.3 1 1 425 2 1.5 212.5 0 0 0
1143 1426.4 1136.8 1568 1111 1355.5 0 0
4 Lebenya ,A (Agnes) 3 0 -425 1 0 -425 2 0 -425 0 0 0
1137.9 712.9 1103 712.9 707 712.9 0 0
5 Pretorius ,A (Ane) 3 1 -141.7 1 1 425 2 0 -425 0 0 0
1058 916.3 831.2 1483 881.2 633 0 0
6 Jordaan ,W (Wian) 3 0 -425 1 0 -425 1 0 -425 1 0 -425
1130.6 705.6 1290.1 705.6 1053.4 705.6 736.6 705.6
7 Beelders ,K (Kyra) 2 2 425 2 2 425 0 0 0 0 0 0
959.2 1384.2 946.8 1384.2 0 0 0 0
8 Fumba ,I (Immanuel) 2 1 0 2 1 0 0 0 0 0 0 0
1153.3 1153.3 1147.2 1153.3 0 0 0 0
9 Griesel ,W (Wian) 2 0.5 -212.5 2 0.5 -212.5 0 0 0 0 0 0
767.4 554.9 766.2 554.9 0 0 0 0
10 Weng ,Y (Yu) 2 1 0 2 1 0 0 0 0 0 0 0
1247.2 1247.2 1194.9 1247.2 0 0 0 0

Norms

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