PLAYER PAGE

Mark Mendonca

1180301379
Tshwane (GTP)
Personal
Main rating
Rating 1633.4
K-factor 28
Floor 1240.8
Highest 1740.8 (2026-08-01)
Min/Max +/- allowed 77
Rating Change
()
Games 20
Score 16
We 15.25
SWe -0.2
Temp +/- -5.5
Penalties 0
Weight perform 1546
Final +/- -5.5
New Rating
()
Rating 1627.8
K-factor 28
Floor 1240.8
Highest 1740.8 (2026-08-01)
Min/Max +/- allowed 76.7
Standard rating
Rating 1608.7
K-factor 28
Floor 1237.6
Highest 1737.6 (2026-08-01)
Min/Max +/- allowed 77.1
Rating Change
()
Games 15
Score 11
We 11.38
SWe -0.38
Temp +/- -10.6
Penalties 0
Weight perform 1546
Final +/- -10.6
New Rating
()
Rating 1598
K-factor 28
Floor 1237.6
Highest 1737.6 (2026-08-01)
Min/Max +/- allowed 77.1
Rapid rating
Rating 1633.5
K-factor 28
Floor 1133.5
Highest 1633.5 (2026-09-01)
Min/Max +/- allowed 89.4
Rating Change
()
Games 5
Score 5
We 4.68
SWe 0.09
Temp +/- 2.4
Penalties 0
Weight perform 1669.1
Final +/- +35.6
New Rating
()
Rating 1669.1
K-factor 28
Floor 1169.1
Highest 1669.1 (2026-10-01)
Min/Max +/- allowed 85
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2024-04-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2024-04-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Fonteine Chess Open 2026 (C) Standard 2026-10-24 2026-10-24 Sedibeng (GSV) 5 1633.4 5 4 1594.4 -4.9 Details
2 Gauteng Closed Chess Championships 2026 (U10 Open) Standard 2026-10-17 2026-10-17 Ekurhuleni (GE) 5 1633.4 5 4 1689.2 6.9 Details
3 Gauteng Top Schools Teams 2026 (U9) Rapid 2026-08-28 2026-08-28 Ekurhuleni (GE) 5 1633.4 5 5 1766.4 7.2 Details
4 2026 Tshwane Chess Club Clash Open Team Tournament (U10) Standard 2026-09-24 2026-09-24 Tshwane (GTP) 5 1633.4 5 3 1530.4 -14.8 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Sedibeng Chess Open 2026 (B) Standard 2026-09-05 2026-09-05 Sedibeng (GSV) 5 1679.2 5 2 1304.2 -45.9 Details
2 2026 Alekhine Open Chess Tournament (A) Standard 2026-08-29 2026-08-30 Tshwane (GTP) 5 1679.2 5 0.5 1400.8 -51.5 Details
3 EN Teams 2026 (U9) Rapid 2026-08-15 2026-08-15 Ekurhuleni (GE) 5 1679.2 5 5 1771.5 11.8 Details
4 2026 Etienne Lewis (U10) Standard 2026-08-08 2026-08-10 Tshwane (GTP) 7 1679.2 7 5 1674.8 -14.3 Details
5 2026 Jacaranda Round Robin Open Chess Tournament (U10) Standard 2026-08-01 2026-08-01 Tshwane (GTP) 5 1679.2 5 4 1711.7 -3.2 Details
6 2026 Menlo Open (U10) Standard 2026-07-25 2026-07-25 Tshwane (GTP) 5 1679.2 5 4 1698.6 -4.4 Details
7 4th Khelo India - LCA Chess Tournament 2026 (E) Standard 2026-07-12 2026-07-12 Johannesburg Metro (GJM) 5 1715 5 5 1895.4 25.8 Details
8 2026 Anton Van Wouw Open (U10) Standard 2026-06-20 2026-06-20 Tshwane (GTP) 5 1722.1 5 4 1712.6 1 Details
9 Benoni Cluster Laerskole Teams Mix 2026 (U9) Rapid 2026-06-13 2026-06-13 Ekurhuleni (GE) 5 1722.1 5 5 1652.7 6.4 Details
10 JMC Helpmekaar 2026 (A) Standard 2026-05-31 2026-05-31 Johannesburg Metro (GJM) 5 1722.1 5 1 1613.8 -14.6 Details
11 Ekurhuleni North District Individuals 2026 (U9 Boys) Standard 2026-05-09 2026-05-09 Ekurhuleni (GE) 5 1717.2 4 4 1752.8 7 Details
12 2026 Milos Ristic Teams Open (U10) Standard 2026-05-02 2026-05-02 Tshwane (GTP) 5 1717.2 5 4 1648.4 -2.1 Details
13 Benoni Laerskole Cluster 2026 (U9 Boys) Rapid 2026-04-25 2026-04-25 Ekurhuleni (GE) 5 1698.7 5 5 1612.5 0.5 Details
14 South African Junior Closed Chess Championship 2026 (U8 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1698.7 9 7 1755.2 18.1 Details
15 East Rand Chess Club Open 2026 (E) Rapid 2026-03-14 2026-03-14 Ekurhuleni (GE) 5 1693.9 5 5 1689.1 4.7 Details
16 Ekurhuleni 1st Standard Tournament 2026 (E) Standard 2026-02-14 2026-02-14 Ekurhuleni (GE) 5 1632.6 5 5 1792.3 16.8 Details
17 JP Wagner Cup 2026 (U8+U10) Standard 2026-01-31 2026-01-31 Ekurhuleni (GE) 5 1632.6 5 5 1695.1 5 Details
18 2025 Mzansi Individual Championships (U8 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1580.4 6 5 1689.7 15.6 Details
19 2025 Mzansi Inter Provincial Team Championships (U8 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1580.4 5 3 1621.4 3.3 Details
20 Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1580.4 5 3.5 1714.7 15.6 Details
21 Lardies Open 2025 (U8) Standard 2025-10-18 2025-10-18 Tshwane (GTP) 5 1606.5 5 4 1515.2 -8.6 Details
22 2025 Laerskool Doringkloof Primary Open Chess Tournament (U8+U10) Standard 2025-10-25 2025-10-25 Tshwane (GTP) 5 1606.5 5 4 1695.5 8.1 Details
23 2025 Gauteng Top Schools Teams (U11) Standard 2025-08-29 2025-08-29 Tshwane (GTP) 5 1606.5 5 3 1424.6 -18.1 Details
24 East Rand Chess Club Open 2025 (D) Standard 2025-08-09 2025-08-09 Ekurhuleni (GE) 5 1590 5 5 1753.8 16.9 Details
25 East Rand Chess Club Open 2025 (D) Standard 2025-08-09 2025-08-09 Ekurhuleni (GE) 5 1590 5 5 1753.8 16.9 Details
26 East Rand Chess Club 2025 (D) Rapid 2025-09-06 2025-09-06 Ekurhuleni (GE) 5 1590 4 3 1495.2 -5.2 Details
27 East Rand Chess Club 2025 (D) Rapid 2025-09-06 2025-09-06 Ekurhuleni (GE) 5 1590 4 3 1495.2 -5.2 Details
28 Ekurhuleni North Schools Teams 2025 (U11) Standard 2025-08-16 2025-08-16 Ekurhuleni (GE) 5 1606.2 5 5 1708.3 11 Details
29 Ekurhuleni North Chess Club Open Tournament 2025 (D) Standard 2025-08-09 2025-08-09 Ekurhuleni (GE) 5 1606.2 5 2.5 1354.5 -22.9 Details
30 Benoni Primary School Cluster Teams 2025 (U11A) Rapid 2025-08-02 2025-08-02 Ekurhuleni (GE) 7 1606.2 7 6 1561 -3.6 Details
31 Ekurhuleni Trials 2025 (G) Standard 2025-07-26 2025-07-26 Ekurhuleni (GE) 5 1606.2 5 4 1637.4 4 Details
32 2025 Wynie Robbertse Chess Tournament (U10) Standard 2025-07-19 2025-07-19 Tshwane (GTP) 5 1634.2 5 3.5 1634.4 0.8 Details
33 South African Open 2025 (U8 Open) Classical 2025-07-03 2025-07-05 Johannesburg Metro (GJM) 5 1634.2 5 3 1439.8 -20.8 Details
34 Ekurhuleni North School District Finals 2025 (U9 Boys) Standard 2025-06-14 2025-06-14 Ekurhuleni (GE) 5 1465.2 5 5 1725.5 26.2 Details
35 JMC Helpmekaar 2025 (U8) Standard 2025-06-01 2025-06-01 Johannesburg Metro (GJM) 5 1465.2 4 4 1798.5 26.1 Details
36 Ekurhuleni Trials 2025 (G) Standard 2025-05-24 2025-05-24 Ekurhuleni (GE) 5 1435.1 5 4 1505.6 7.8 Details
37 Mzansi Africa Classic 2025 (Rising Stars) Standard 2025-05-17 2025-05-17 Johannesburg Metro (GJM) 5 1435.1 5 3 1531 8.6 Details
38 Moja Chess Extravaganza 2025 (U10) Classical 2025-04-26 2025-04-28 Johannesburg Metro (GJM) 5 1435.1 5 3 1521.1 9.2 Details
39 2025 Silver Lakes Chess Club Open Chess Tournament (U10) Standard 2025-05-03 2025-05-03 Tshwane (GTP) 5 1435.1 5 3 1370 -7 Details
40 Chess Molecules Open Tournament 2025 (E) Rapid 2025-04-19 2025-04-19 Johannesburg Metro (GJM) 5 1441.1 5 3 1337.2 -7.7 Details
41 Benoni Primary School Cluster 12 April 2025 (U9 Open) Standard 2025-04-12 2025-04-12 Ekurhuleni (GE) 5 1441.1 5 4 1472.3 4 Details
42 Chess Power House March Open 2025 (E) Standard 2025-03-22 2025-03-22 Johannesburg Metro (GJM) 5 1501 5 4 1477.8 -1.3 Details
43 2025 Chris Greyling Open Chess Tournament (U8) Standard 2025-03-15 2025-03-15 Tshwane (GTP) 5 1501 4 2 1278 -17.3 Details
44 Hoerskool Drie Riviere Open 08 March 2025 (F) Standard 2025-03-08 2025-03-08 Sedibeng (GSV) 5 1501 5 3 1347.9 -15.4 Details
45 AHS Open Chess Tournament 2025 (U8) Standard 2025-03-01 2025-03-01 Tshwane (GTP) 5 1501 5 4 1469.2 -3.5 Details
46 Ekurhuleni/Springs Open 025 (U8+U10) Standard 2025-02-22 2025-02-22 Ekurhuleni (GE) 5 1331.5 5 4 1521 19.3 Details
47 Constantiapark Open 2025 (U8) Standard 2025-02-15 2025-02-15 Tshwane (GTP) 5 1331.5 5 5 1636.7 30.5 Details
48 2025 Piet Robbertse Fide Rated Open Chess Tournament (E) Standard 2025-02-01 2025-02-01 Tshwane (GTP) 5 1331.5 5 4 1450.9 14.1 Details
49 2025 Tshwane Chess OPEN Registration Tournament (U8) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1305.7 5 4 1458.8 14.4 Details
50 Gauteng Inter-Region at UJ 2024 (U8 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1357.6 5 1.5 1254.8 -12.2 Details
Game statistics ( )
Games 10
Wins 8
Draws 0
Losses 2
White 6
Black 4
White wins 6
Black wins 2
Score 8
Percent 80
Dp 255
AOR 1386.8
Performance 1641.8
Game statistics ()
Games 110
Wins 86
Draws 1
Losses 23
White 59
Black 51
White wins 50
Black wins 36
Score 86.5
Percent 78.6
Dp 243.4
AOR 1424.1
Performance 1667.5
Game statistics (History)
Games 345
Wins 238
Draws 9
Losses 98
White 183
Black 180
White wins 134
Black wins 120
Score 242.5
Percent 70.3
Dp 172.5
AOR 1339.3
Performance 1511.8
Rankings (Main)
National
Overall 885
Gender 826
Age group 21
Gender/Age 19
Provincial
Overall 323
Gender 300
Age group 10
Gender/Age 8
Regional
Overall 126
Gender 121
Age group 4
Gender/Age 3
Rankings (Standard)
National
Overall 926
Gender 854
Age group 28
Gender/Age 26
Provincial
Overall 355
Gender 325
Age group 12
Gender/Age 10
Regional
Overall 133
Gender 127
Age group 5
Gender/Age 4
Rankings (Rapid)
National
Overall 148
Gender 143
Age group 3
Gender/Age 2
Provincial
Overall 35
Gender 33
Age group 2
Gender/Age 1
Regional
Overall 8
Gender 8
Age group 1
Gender/Age 1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 5
Score 4
Percent 80
Aor 1434.2
Dp 255
Prat 1689.2
Performance ()
Games 105
Score 82.5
Percent 78.6
Aor 1428.1
Dp 242.9
Prat 1671
Performance (12 months)
Games 121
Score 94
Percent 77.7
Aor 1436.4
Dp 235.3
Prat 1671.7
Performance (History)
Games 340
Score 238.5
Percent 70.1
Aor 1339.3
Dp 171.2
Prat 1510.6
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Robinson, L (LXR) 11 5 6 Ekurhuleni/Springs Open 025 (U8+U10) EN Teams 2026 (U9) Details
Overall 2 Jansen van Rensburg, J (Janco) 5 0 5 East Rand Chess Club 2025 (D) JP Wagner Cup 2026 (U8+U10) Details
Overall 3 Gouws, PL (Philip) 5 4 1 Ekurhuleni North Chess Club Open Tournament 2024 (D) Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Details
Overall 4 Diyalani, D (Dhanush) 5 3 2 Ekurhuleni/Springs Open 025 (U8+U10) 2026 Jacaranda Round Robin Open Chess Tournament (U10) Details
Overall 5 De Villiers, A (Aryan Connor) 5 3 2 Ekurhuleni Trails 3 2024 (U8+U10) East Rand Chess Club Open 2025 (D) Details
Standard 1 Robinson, L (LXR) 7 3 4 Ekurhuleni/Springs Open 025 (U8+U10) Ekurhuleni North District Individuals 2026 (U9 Boys) Details
Standard 2 Gouws, PL (Philip) 5 4 1 Ekurhuleni North Chess Club Open Tournament 2024 (D) Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Details
Standard 3 De Villiers, A (Aryan Connor) 5 3 2 Ekurhuleni Trails 3 2024 (U8+U10) East Rand Chess Club Open 2025 (D) Details
Standard 4 Fourie, D (Daniël) 5 5 0 AHS Open Chess Tournament 2025 (U8) 2026 Etienne Lewis (U10) Details
Standard 5 Grobbelaar, N (Nina) 4 1 3 2025 Tshwane Chess OPEN Registration Tournament (U8) 2025 Chris Greyling Open Chess Tournament (U8) Details
Rapid 1 Robinson, L (LXR) 4 2 2 East Rand Chess Club 2025 (D) EN Teams 2026 (U9) Details
Rapid 2 Hingorani, N (Nurvi) 3 3 0 Ekurhuleni North Chess Club Open Tournament 2024 (E) East Rand Chess Club 2025 (D) Details
Rapid 3 Mabaso, A (Anathi) 2 2 0 East Rand Chess Club 2025 (D) East Rand Chess Club 2025 (D) Details
Rapid 4 Venter, N (Nicholas) 2 0 2 Benoni Laerskole Cluster 2026 (U9 Boys) Benoni Cluster Laerskole Teams Mix 2026 (U9) Details
Rapid 5 Gabel Smit, H (Heinrich) 2 1 1 Benoni Cluster Laerskole Teams Mix 2026 (U9) EN Teams 2026 (U9) Details