Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Eyabo Ndumndum

2100131154
Buffalo City (EBC)
Personal
Main rating
Rating 1406.9
K-factor 32
Floor 930.7
Highest 1510.8 (2025-09-30)
Min/Max +/- allowed 106
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1332.2
Final +/- 0
New Rating
()
Rating 1406.9
K-factor 32
Floor 930.7
Highest 1510.8 (2025-09-30)
Min/Max +/- allowed 106.5
Standard rating
Rating 1394.2
K-factor 32
Floor 948.4
Highest 1511 (2025-09-30)
Min/Max +/- allowed 106.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1321.9
Final +/- 0
New Rating
()
Rating 1394.2
K-factor 32
Floor 948.4
Highest 1511 (2025-09-30)
Min/Max +/- allowed 106.5
Rapid rating
Rating 1372
K-factor 36
Floor 872
Highest 1372 (2026-09-01)
Min/Max +/- allowed 129.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1367.6
Final +/- 0
New Rating
()
Rating 1372
K-factor 36
Floor 872
Highest 1372 (2026-09-01)
Min/Max +/- allowed 129.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
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 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Beacon Bay Chess Club 2nd Annual Winter Cup 2026 (A) Rapid 2026-08-29 2026-08-29 Buffalo City (EBC) 6 1406.9 5 3 1387.7 2.6 Details
2 BCM Schools Chess All Ages Festival 2026 (U17 Girls) Rapid 2026-07-25 2026-07-25 Buffalo City (EBC) 6 1406.9 6 5 1403.1 7 Details
3 Eastern Cape Open 2026 (U16-U20 Girls) Standard 2026-04-11 2026-04-12 Buffalo City (EBC) 7 1365 6 4 1517.6 32.3 Details
4 2026 Buffalo City Chess Trials 3 (U18) Standard 2026-03-21 2026-03-21 Buffalo City (EBC) 5 1378.6 5 2.5 1297.8 -13.6 Details
5 2026 Buffalo City Chess Trials 1 (U18) Standard 2026-02-07 2026-02-07 Buffalo City (EBC) 5 1376.3 5 3 1419.2 3.2 Details
6 2025 Mzansi Individual Championships (U16 Girls) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1478.1 6 3 1339.7 -19 Details
7 2025 Mzansi Inter Provincial Team Championships (U16 Girls) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1478.1 6 2 1229.9 -28.9 Details
8 Beacon Bay Christmas Rapid Tournament 2025 Rapid 2025-11-29 2025-11-29 Buffalo City (EBC) 6 1478.1 6 5 1668.5 10.5 Details
9 EC Closed 2025 (U16 Girls) Standard 2025-09-06 2025-09-07 Nelson Mandela Bay (ENM) 6 1461.5 6 4.5 1602.2 17.3 Details
10 Buffalo City Chess Junior Closed 2025 (U16 Girls) Standard 2025-08-16 2025-08-16 Buffalo City (EBC) 5 1329 5 4 1600.7 27.2 Details
11 BC Schools Chess Festival 2025 (U15 Girls) Standard 2025-07-26 2025-07-26 Buffalo City (EBC) 5 1329 4 3 1511.1 14.3 Details
12 Eastern Cape Inter-Regional Individual Chess Championship 2025 (U16 Girls) Standard 2025-07-11 2025-07-12 Amathole (EAL) 6 1329.3 5 2.5 1348.1 2.5 Details
13 Eastern Cape Inter-Regional Team Chess Championship 2025 (U16) Standard 2025-07-10 2025-07-11 Amathole (EAL) 5 1329.3 3 1 1272.6 -2.7 Details
14 2025 Buffalo City Chess Trials 3 (U16) Standard 2025-05-10 2025-05-10 Buffalo City (EBC) 5 1305.9 4 2 1426.1 9.3 Details
15 EC Open 2025 (Open) Standard 2025-05-02 2025-05-02 Buffalo City (EBC) 7 1305.9 7 3 1336 3.8 Details
16 UFH Open 2025 (B) Standard 2025-04-19 2025-04-20 Buffalo City (EBC) 7 1307.2 7 3 1182.9 -18.4 Details
17 2025 Buffalo City Chess Trials 2 (U16) Standard 2025-04-12 2025-04-12 Buffalo City (EBC) 5 1307.2 5 3 1333.6 2 Details
18 2025 Buffalo City Chess Trials 1 (U16) Standard 2025-03-22 2025-03-22 Buffalo City (EBC) 5 1307.2 5 4 1473.9 15.6 Details
19 Vikings Classical March 2025 (B) Standard 2025-03-15 2025-03-15 Buffalo City (EBC) 5 1320.4 5 3 1250.5 -7.3 Details
20 BC Closed 2025 Standard 2025-03-01 2025-03-02 Buffalo City (EBC) 5 1320.4 0 0 0 0 Details
21 Rapid Feb 2nd Leg 2025 (Prestige) Rapid 2025-02-22 2025-02-22 Buffalo City (EBC) 7 1306.4 6 2 1234.5 -4 Details
22 Rapid Feb Leg 1 2025 (U16) Rapid 2025-02-15 2025-02-15 Buffalo City (EBC) 7 1306.4 6 5 1637.7 15.4 Details
23 Beacon Bay Feb Rapid Chess Tournament 2025 (A) Rapid 2025-02-01 2025-02-01 Buffalo City (EBC) 6 1306.4 6 3 1262.1 -3.7 Details
24 Mzansi Interprovincial Youth Chess Championships 2024 (U16 Open Candidates) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1292 5 2 1217.7 -9.6 Details
25 Gompo Chess Club Open December 2024 (B) Standard 2024-12-07 2024-12-07 Buffalo City (EBC) 5 1292 5 3 1407.4 12 Details
26 EL Junior Closed 2024 (U16) Standard 2024-11-23 2024-11-23 Buffalo City (EBC) 5 1292 5 2.5 1355.7 5.6 Details
27 East London Open 2024 (B) Standard 2024-10-05 2024-10-05 Buffalo City (EBC) 5 1352.7 4 0.5 919.1 -33.7 Details
28 7th Annual UFH Heritage Open 2024 (B) Standard 2024-09-21 2024-09-22 Amathole (EAL) 7 1352.7 0 0 0 0 Details
29 Buffalo City District Schools Chess All Ages Championships 2024 (U15 Girls) Standard 2024-08-10 2024-08-10 Buffalo City (EBC) 5 1312.3 5 3.5 1396.4 7.6 Details
30 EL Schools Chess All Ages Festival 2024 (U15 Girls) Standard 2024-08-03 2024-08-03 Buffalo City (EBC) 5 1312.3 5 4 1439 13.3 Details
31 BC Chess HS Trials 3 2024 (U16) Standard 2024-05-04 2024-05-04 Buffalo City (EBC) 5 1281.9 5 4 1444.4 15.1 Details
32 UFH Open 2024 (B) Standard 2024-04-13 2024-04-14 Amathole (EAL) 7 1312.7 7 3 1190.4 -17.3 Details
33 2nd Buffalo City Chess Trials 2024 (U16A) Standard 2024-04-06 2024-04-06 Buffalo City (EBC) 5 1312.7 5 3 1306.1 0.2 Details
34 1st BC Chess Trials 2024 (U16A) Standard 2024-03-02 2024-03-02 Buffalo City (EBC) 5 1314.2 5 3 1309.2 -0.8 Details
35 Buffalo City Vikings Chess Trials 2024 (U14A) Standard 2024-02-03 2024-02-03 Buffalo City (EBC) 5 1266.4 5 4 1530.6 26.6 Details
36 Chess Vikings Exam Rapid 2023 (B) Rapid 2023-11-04 2023-11-04 Buffalo City (EBC) 7 1230.2 7 5 1486.3 20.2 Details
37 Gompo Library Chess Club Launch 2023 (U14) Rapid 2023-10-28 2023-10-28 Buffalo City (EBC) 5 1238.9 5 2 1155.2 -4.9 Details
38 BC 5th Trials 2023 (U14A) Standard 2023-09-02 2023-09-02 Buffalo City (EBC) 5 1219.4 5 3 1323.5 10.8 Details
39 4th BC HS Trials 2023 (U16A) Standard 2023-08-26 2023-08-26 Cape Winelands (WCW) 5 1211.3 5 2 1251.1 4.5 Details
40 2023 EC Schools Provincial Winter Games (U15 Girls) Standard 2023-06-02 2023-06-03 Buffalo City (EBC) 6 1198.2 6 3 1263 7.5 Details
41 EL Schools Winter Trials 2023 (U15 Girls) Standard 2023-05-13 2023-05-13 Buffalo City (EBC) 5 1178.5 5 3 1280.4 10.6 Details
42 2023 BCM Schools Winter Games District Championships (U15 Girls) Standard 2023-05-20 2023-05-20 Buffalo City (EBC) 5 1178.5 5 2 1172.4 0 Details
43 BC Chess Trials 1 of 5 2023 (U14A) Standard 2023-04-22 2023-04-22 Buffalo City (EBC) 5 1206.3 5 1.5 1039.6 -15.6 Details
44 2nd Junior Vikings 2023 (U14A+U16A) Standard 2023-02-23 2023-02-23 Buffalo City (EBC) 5 1229.3 4 1 981.3 -19.4 Details
45 Junior Vikings 2023 (U14A+U16A) Standard 2023-02-11 2023-02-11 Buffalo City (EBC) 5 1229.3 4 2 1313.6 6.5 Details
46 Pedro Booyse Top Schools 2022 (U13 Open) Standard 2022-07-23 2022-07-23 West Coast (WCU) 5 1254.1 4 1 1079.1 -13.8 Details
47 BC Trials 3 2022 (U14B+U16B) Standard 2022-03-05 2022-03-05 Buffalo City (EBC) 5 1164.1 5 5 1619.2 45.2 Details
48 BC Trials 2 2022 (U14B+U16B) Standard 2022-02-19 2022-02-19 Buffalo City (EBC) 5 1100.7 5 3 1305.9 19.3 Details
49 BC Trials 1 2022 (U14B+U16B) Standard 2022-02-11 2022-02-11 Buffalo City (EBC) 5 1100.7 5 3 1235.7 12.4 Details
50 BC Trials 2 2020 (U12B) Standard 2020-02-29 2020-02-29 Buffalo City (EBC) 5 1200 4 1 923.4 -21.6 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 27
Wins 17
Draws 1
Losses 9
White 14
Black 13
White wins 9
Black wins 8
Score 17.5
Percent 64.8
Dp 125.9
AOR 1283.2
Performance 1409.2
Game statistics (History)
Games 253
Wins 133
Draws 16
Losses 104
White 128
Black 125
White wins 64
Black wins 69
Score 141
Percent 55.7
Dp 48.7
AOR 1277.8
Performance 1326.6
Rankings (Main)
National
Overall 3467
Gender 525
Age group 518
Gender/Age 87
Provincial
Overall 386
Gender 58
Age group 71
Gender/Age 8
Regional
Overall 125
Gender 22
Age group 25
Gender/Age 3
Rankings (Standard)
National
Overall 3308
Gender 549
Age group 497
Gender/Age 88
Provincial
Overall 371
Gender 60
Age group 68
Gender/Age 8
Regional
Overall 130
Gender 24
Age group 27
Gender/Age 3
Rankings (Rapid)
National
Overall 1213
Gender 186
Age group 166
Gender/Age 23
Provincial
Overall 103
Gender 14
Age group 19
Gender/Age 3
Regional
Overall 43
Gender 9
Age group 7
Gender/Age 2
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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 27
Score 17.5
Percent 64.8
Aor 1283.2
Dp 125.9
Prat 1409.2
Performance (12 months)
Games 45
Score 27.5
Percent 61.1
Aor 1316.1
Dp 94.4
Prat 1410.6
Performance (History)
Games 253
Score 141
Percent 55.7
Aor 1277.8
Dp 48.7
Prat 1326.6
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Beecum, V (Viha) 6 5 1 Junior Vikings 2023 (U14A+U16A) Eastern Cape Open 2026 (U16-U20 Girls) Details
Overall 2 Mjanyana, K (Kazimla) 5 3 2 Rapid Feb Leg 1 2025 (U16) 2026 Buffalo City Chess Trials 3 (U18) Details
Overall 3 August, S (Siyolise) 5 3 2 2023 BCM Schools Winter Games District Championships (U15 Girls) EC Closed 2025 (U16 Girls) Details
Overall 4 George, A (Alaina) 5 4 1 Chess Vikings Exam Rapid 2023 (B) BCM Schools Chess All Ages Festival 2026 (U17 Girls) Details
Overall 5 Ndumndum, O (Olwethu) 4 1 3 BC Chess Trials 1 of 5 2023 (U14A) Buffalo City Vikings Chess Trials 2024 (U14A) Details
Standard 1 August, S (Siyolise) 5 3 2 2023 BCM Schools Winter Games District Championships (U15 Girls) EC Closed 2025 (U16 Girls) Details
Standard 2 Beecum, V (Viha) 5 4 1 Junior Vikings 2023 (U14A+U16A) Eastern Cape Open 2026 (U16-U20 Girls) Details
Standard 3 Foslara, MS (Mikhulu Simanye) 3 0 3 1st BC Chess Trials 2024 (U16A) Eastern Cape Open 2026 (U16-U20 Girls) Details
Standard 4 George, A (Alaina) 3 2 1 EL Junior Closed 2024 (U16) Eastern Cape Inter-Regional Individual Chess Championship 2025 (U16 Girls) Details
Standard 5 Ndumndum, O (Olwethu) 3 1 2 BC Chess Trials 1 of 5 2023 (U14A) Buffalo City Vikings Chess Trials 2024 (U14A) Details
Rapid 1 Mbana, N (Ndinani) 2 1 1 Rapid Feb Leg 1 2025 (U16) Rapid Feb 2nd Leg 2025 (Prestige) Details
Rapid 2 George, A (Alaina) 2 2 0 Chess Vikings Exam Rapid 2023 (B) BCM Schools Chess All Ages Festival 2026 (U17 Girls) Details
Rapid 3 Mjanyana, K (Kazimla) 2 0 2 Rapid Feb Leg 1 2025 (U16) Beacon Bay Christmas Rapid Tournament 2025 Details