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Jan-Meyer Verhoef

199041499
Cape Town (WCT)
Personal
Main rating
Rating 1841
K-factor 24
Floor 1360.5
Highest 1867.8 (2024-09-01)
Min/Max +/- allowed 64
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1542.1
Final +/- 0
New Rating
()
Rating 1841
K-factor 24
Floor 1360.5
Highest 1867.8 (2024-09-01)
Min/Max +/- allowed 64
Standard rating
Rating 1846.5
K-factor 24
Floor 1362.8
Highest 1880.1 (2024-09-01)
Min/Max +/- allowed 62.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1608.8
Final +/- 0
New Rating
()
Rating 1846.5
K-factor 24
Floor 1362.8
Highest 1880.1 (2024-09-01)
Min/Max +/- allowed 62.9
Rapid rating
Rating 1545.1
K-factor 32
Floor 1045.1
Highest 1545.1 (2024-02-01)
Min/Max +/- allowed 101.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1545.1
K-factor 32
Floor 1045.1
Highest 1545.1 (2024-02-01)
Min/Max +/- allowed 101.4
Blitz rating
Rating 1596.9
K-factor 32
Floor 1096.9
Highest 1596.9 (2025-04-01)
Min/Max +/- allowed 94.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1596.9
K-factor 32
Floor 1096.9
Highest 1596.9 (2025-04-01)
Min/Max +/- allowed 94.2
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 Cape Town Chess Federation Club League 2025 (A) Classical 2025-07-26 2025-09-27 Cape Town (WCT) 11 1856.5 7 3 1708.4 0 Details
2 Steinitz Festival 2025 (Blitz) Blitz 2025-03-14 2025-03-14 Cape Town (WCT) 7 1860.5 7 4 1742.1 0 Details
3 Western Cape Club Championship 2024 (Tier 2) Standard 2024-10-25 2024-10-27 Cape Town (WCT) 5 1859 5 4 1858.7 0 Details
4 2024 Moja Chess Extravaganza (Prestige) Classical 2024-09-25 2024-09-29 Frances Baard (NCF) 9 1795.4 9 4.5 1847.1 0 Details
5 CT League 2024 (A) Classical 2024-07-20 2024-09-07 Cape Town (WCT) 11 1795.4 8 7 1967.2 0 Details
6 West Coast & Mykonos Open 2024 (Elite) Standard 2024-05-17 2024-05-19 West Coast (WCU) 6 1715.9 6 4 1875 0 Details
7 Steinitz Chess Festival 2024 (Championship) Standard 2024-05-10 2024-05-12 Cape Town (WCT) 6 1715.9 6 4 2044.3 0 Details
8 2023 USSA Championships (Open) Classical 2023-12-04 2023-12-08 Ethekwini (KED) 9 1744 9 6.5 1601.1 0 Details
9 Ussa Chess Championships 2022 (Open) Classical 2022-12-05 2022-12-09 Frances Baard (NCF) 9 1712.6 9 6.5 1813.9 0 Details
10 USSA Closed 2022 (Open) Standard 2022-05-13 2022-05-15 Dr Kenneth Kaunda (NWP) 7 1720 7 4.5 1674 0 Details
11 2021 Alekhine Open (A) Standard 2021-08-14 2021-08-15 Tshwane (GTP) 5 1662.1 5 3 2045.9 0 Details
12 2020 Wynie Robbertse Open Chess Tournament (A) Standard 2020-03-07 2020-03-07 Tshwane (GTP) 5 1649.6 3 1 1665 0 Details
13 JNW Club - Trinityhouse Little Falls Open 2020 (A) Standard 2020-03-14 2020-03-14 Johannesburg Metro (GJM) 5 1649.6 5 2 1762.9 0 Details
14 2019 USSA Championships (Open) Standard 2019-12-02 2019-12-06 Sarah Baartman (ESB) 9 1601 9 6.5 1763.5 0 Details
15 2019 USSA Championships (Blitz) Blitz 2019-12-04 2019-12-04 Sarah Baartman (ESB) 9 1601 9 7 1692.2 0 Details
16 2019 Alekhine Open (A) Classical 2019-08-09 2019-08-10 Tshwane (GTP) 5 1615.6 5 2 1535.6 0 Details
17 Eureka Chess Open 2019 (A) Standard 2019-07-27 2019-07-27 Sedibeng (GSV) 5 1596.7 5 2 1747.1 0 Details
18 2019 SWVG Arnold Classic (Rapid Open) Rapid 2019-05-18 2019-05-19 Tshwane (GTP) 10 1570.1 10 7 1669.9 0 Details
19 2019 SWVG Arnold Classic (Blitz Open) Blitz 2019-05-19 2019-05-19 Tshwane (GTP) 10 1570.1 10 7 1580.8 0 Details
20 Dirk de Koster Chess Open 2019 (A) Standard 2019-04-13 2019-04-13 Sedibeng (GSV) 5 1572.5 5 3.5 1547.8 0 Details
21 2019 Hervormde Kerk (Open) Standard 2019-03-09 2019-03-09 Dr Kenneth Kaunda (NWP) 5 1554.2 5 5 1658.7 0 Details
22 Wesvalia 2019 (A) Standard 2019-02-16 2019-02-16 Dr Kenneth Kaunda (NWP) 5 1536.1 5 4.5 1654.3 0 Details
23 Western Cape Top Schools 2017 (U18 Mix) Standard 2017-08-26 2017-08-27 Western Cape (WC) 5 1500 5 1.5 1354 0 Details
24 Mandela 2017 Victor Verster Rapid (Senior) Rapid 2017-02-04 2017-02-04 Boland (WB) 7 1545 6 4 1362 0 Details
25 2016 Worcester Chess Club Open (Open) Standard 2016-09-10 2016-09-10 Boland (WB) 5 1497 5 4 1534 0 Details
26 South African Junior Championships 2015 Wild Card (18 Boys) Standard 2016-01-08 2016-01-10 Western Province (WP) 7 1511 7 5.5 1542 0 Details
27 South African Junior Team Championships 2015 (18C) Classical 2016-01-04 2016-01-07 Western Province (WP) 7 1511 7 5 1327 0 Details
28 Boland Prestige Skaak Toernooi 2015 (U17 Seuns) Standard 2015-03-28 2015-03-29 Boland (WB) 6 1499 6 5 1531 0 Details
29 Sentraal Boland Skaak Proewe Labori (U 18 Seuns) Rapid 2015-02-21 2015-02-21 Boland (WB) 7 1564 7 5.5 1389 0 Details
30 Western Province Open 2014 (A-Section) Standard 2014-03-07 2014-03-09 Western Province (WP) 7 1516 7 4 1459 0 Details
31 Proewe 2013 Ope Standard 2013-09-07 2013-09-07 Dr Kenneth Kaunda (NWP) 5 1520 5 3.5 1467 0 Details
32 Banketsaal Potch Ope Standard 2013-08-17 2013-08-17 Dr Kenneth Kaunda (NWP) 5 1530 4 2.5 1412 0 Details
33 Commonwealth South African Open Chess Championsh Classical 2013-07-06 2013-07-14 Nelson Mandela Bay (ENM) 11 1510 18 8 1612 0 Details
34 Volkskool O 16 2013 Standard 2013-05-18 2013-05-18 Dr Kenneth Kaunda (NWP) 5 1500 4 4 1368 0 Details
35 Nwu - O 16 Maart 2013 Standard 2013-03-16 2013-03-16 Dr Kenneth Kaunda (NWP) 5 1520 4 3 1226 0 Details
36 Girls High Open 2013 Standard 2013-02-11 2013-02-11 Dr Kenneth Kaunda (NWP) 5 1527 4 3 1421 0 Details
37 South African Junior Team Championships 2012 (U14 B-Section) Standard 2012-12-16 2012-12-19 Western Province (WP) 7 1518 7 6 1554 0 Details
38 Nw Proewe Under 14 Standard 2012-08-24 2012-08-25 Dr Kenneth Kaunda (NWP) 6 1516 6 4.5 1495 0 Details
39 Meiringspark Ope14 Standard 2012-07-27 2012-07-28 Dr Kenneth Kaunda (NWP) 6 1516 6 5 1460 0 Details
40 Volkskool Ope A Standard 2012-05-20 2012-05-20 Dr Kenneth Kaunda (NWP) 6 1530 6 4 1461 0 Details
41 Super 12 Chess Championships Senior Rapid 2012-05-05 2012-05-05 Gauteng North (GN) 5 1558 5 4 1573 0 Details
42 Girls High 18-Adult Standard 2012-02-18 2012-02-18 Dr Kenneth Kaunda (NWP) 6 1558 6 4 1424 0 Details
43 South African Junior Team Championships 2011 (U14 C-Section) Classical 2011-12-12 2011-12-15 Eastern Province (EP) 7 1559 7 6 1374 0 Details
44 Nw Trials 14 2011 Standard 2011-09-15 2011-09-15 Dr Kenneth Kaunda (NWP) 6 1574 6 4 1463 0 Details
45 Meiringspark Ope A Standard 2011-08-01 2011-08-01 Dr Kenneth Kaunda (NWP) 6 1573 6 4.5 1563 0 Details
46 South African Junior Closed 2011 Under 12 Boys Standard 2011-05-03 2011-05-03 Chess South Africa (CSA) 9 1490 9 5 1581 0 Details
47 Section A :u18 + Adults Standard 2011-04-15 2011-04-15 Dr Kenneth Kaunda (NWP) 6 1490 6 4 1430 0 Details
48 Girls High Open U 20 Adults Standard 2011-02-11 2011-02-11 Dr Kenneth Kaunda (NWP) 6 1457 6 4.5 1556 0 Details
49 South African Junior Chess Championships 2010 (U12 Boys) Classical 2010-12-16 2010-12-21 Mid-Gauteng (GM) 9 1414 9 7 1563 0 Details
50 South African Junior Chess Championships 2010 (Team - U12 B-Section) Classical 2010-12-12 2010-12-15 Mid-Gauteng (GM) 7 1381 7 6 1711 0 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 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 (History)
Games 149
Wins 85
Draws 27
Losses 37
White 70
Black 79
White wins 42
Black wins 43
Score 98.5
Percent 66.1
Dp 136.9
AOR 1609
Performance 1745.9
Rankings (Main)
National
Overall 189
Gender 182
Age group 128
Gender/Age 124
Provincial
Overall 63
Gender 62
Age group 45
Gender/Age 44
Regional
Overall 54
Gender 53
Age group 39
Gender/Age 38
Rankings (Standard)
National
Overall 177
Gender 171
Age group 121
Gender/Age 118
Provincial
Overall 58
Gender 57
Age group 42
Gender/Age 41
Regional
Overall 50
Gender 49
Age group 37
Gender/Age 36
Rankings (Rapid)
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
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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (12 months)
Games 14
Score 7
Percent 50
Aor 1725.2
Dp 0
Prat 1725.2
Performance (History)
Games 149
Score 98.5
Percent 66.1
Aor 1609
Dp 136.9
Prat 1745.9
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Govender, Y (Yaduvir) 3 1 2 2019 SWVG Arnold Classic (Blitz Open) Eureka Chess Open 2019 (A) Details
Overall 2 Masiya, MA (Mfundo) 2 1 1 2019 USSA Championships (Blitz) 2019 USSA Championships (Open) Details
Overall 3 Mlahleki, V (Vusimuzi) 2 0 2 2020 Wynie Robbertse Open Chess Tournament (A) 2021 Alekhine Open (A) Details
Overall 4 Govender, S (Shevern) 2 2 0 Eureka Chess Open 2019 (A) 2019 Alekhine Open (A) Details
Overall 5 Rogov, M (Matfey) 2 1 1 Steinitz Chess Festival 2024 (Championship) West Coast & Mykonos Open 2024 (Elite) Details
Standard 1 Lodi, K (Khotso) 2 0 2 2020 Wynie Robbertse Open Chess Tournament (A) 2021 Alekhine Open (A) Details
Standard 2 Mlahleki, V (Vusimuzi) 2 0 2 2020 Wynie Robbertse Open Chess Tournament (A) 2021 Alekhine Open (A) Details
Standard 3 Vundla, N (Mthandazo) 2 1 1 Eureka Chess Open 2019 (A) Ussa Chess Championships 2022 (Open) Details
Standard 4 Govender, S (Shevern) 2 2 0 Eureka Chess Open 2019 (A) 2019 Alekhine Open (A) Details
Standard 5 Rogov, M (Matfey) 2 1 1 Steinitz Chess Festival 2024 (Championship) West Coast & Mykonos Open 2024 (Elite) Details