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

PLAYER PAGE

Natalee Koch

2110314036
Bojanala Platina (NBR)
Personal
Main rating
Rating 1021.4
K-factor 40
Floor 700
Highest 1200 (2025-03-01)
Min/Max +/- allowed 166
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 951.4
Final +/- 0
New Rating
()
Rating 1021.4
K-factor 40
Floor 700
Highest 1200 (2025-03-01)
Min/Max +/- allowed 165.8
Standard rating
Rating 1017.5
K-factor 40
Floor 700
Highest 1200 (2025-03-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 933.1
Final +/- 0
New Rating
()
Rating 1017.5
K-factor 40
Floor 700
Highest 1200 (2025-03-01)
Min/Max +/- allowed 165.8
Rapid rating
Rating 1147.3
K-factor 36
Floor 700
Highest 1200 (2025-02-01)
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 1147.3
K-factor 36
Floor 700
Highest 1200 (2025-02-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1175.7
K-factor 36
Floor 700
Highest 1200 (2025-02-01)
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 1175.7
K-factor 36
Floor 700
Highest 1200 (2025-02-01)
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 Bojanala's Clash Of Schools 2026 (U15) Rapid 2026-08-08 2026-08-08 Bojanala Platina (NBR) 5 1021.4 4 2 998 -3.5 Details
2 Robday Chess Tournament 2026 (U16) Rapid 2026-04-25 2026-04-25 Bojanala Platina (NBR) 5 1156.3 4 1 1093.3 -8 Details
3 Bojanala's Schoemies Open 2026 (Bishops) Standard 2026-04-18 2026-04-18 Bojanala Platina (NBR) 5 1156.3 5 1 987.7 -34.5 Details
4 South African Junior Closed Chess Championship 2026 (U16 Girls) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1156.3 9 0.5 952.2 -88.9 Details
5 2025 Mzansi Individual Championships (U16 Girls) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1191.4 6 1 998 -29.2 Details
6 2025 Mzansi Inter Provincial Team Championships (U18 Girls) Standard 2025-12-15 2025-12-16 Nelson Mandela Bay (ENM) 5 1191.4 4 0 894.2 -24.7 Details
7 2025 Mzansi Inter Provincial Team Championships (U16 Girls) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1191.4 0 0 0 0 Details
8 Bojanala's Merry ChessMas 2025 (Knights) Standard 2025-11-29 2025-11-29 Bojanala Platina (NBR) 5 1191.4 5 2 1295.6 9.3 Details
9 Bojanala's Circuit Championships 4 of 4 2025 (U16) Standard 2025-11-01 2025-11-01 Bojanala Platina (NBR) 5 1196.7 5 1 1065.5 -13.6 Details
10 Bojanala's Kings & Queens 2025 (Blitz) Blitz 2025-10-25 2025-10-25 Bojanala Platina (NBR) 9 1200 8 2 1213 0.4 Details
11 Bojanala's Battle Of Mount Cambridge 2025 (Knights) Standard 2025-10-11 2025-10-11 Bojanala Platina (NBR) 5 1200 4 0 936.7 -20.7 Details
12 Bojanala's Waterkloof - The Superior One 2025 (Knights) Standard 2025-03-15 2025-03-15 Bojanala Platina (NBR) 5 1200 5 2.5 1286.3 7.6 Details
13 Bojanala Circuit Championships 1 of 4 2025 (U16) Standard 2025-03-01 2025-03-01 Bojanala Platina (NBR) 5 1200 4 1 1092.4 -8.5 Details
14 Bojanala Wildcard 2025 (Development) Standard 2025-01-25 2025-01-25 Bojanala Platina (NBR) 5 1200 5 2.5 1200 -0.7 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 22
Wins 4
Draws 1
Losses 17
White 12
Black 10
White wins 2
Black wins 2
Score 4.5
Percent 20.5
Dp -251.1
AOR 1245.4
Performance 994.3
Game statistics (History)
Games 68
Wins 15
Draws 3
Losses 50
White 39
Black 29
White wins 9
Black wins 6
Score 16.5
Percent 24.3
Dp -218.8
AOR 1299.6
Performance 1080.8
Rankings (Main)
National
Overall 18815
Gender 5012
Age group 3346
Gender/Age 927
Provincial
Overall 1156
Gender 269
Age group 188
Gender/Age 50
Regional
Overall 675
Gender 157
Age group 95
Gender/Age 28
Rankings (Standard)
National
Overall 14022
Gender 3830
Age group 2404
Gender/Age 669
Provincial
Overall 942
Gender 212
Age group 147
Gender/Age 36
Regional
Overall 504
Gender 111
Age group 67
Gender/Age 17
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 22
Score 4.5
Percent 20.5
Aor 1245.4
Dp -251.1
Prat 994.3
Performance (12 months)
Games 54
Score 10.5
Percent 19.4
Aor 1309.6
Dp -259.7
Prat 1049.9
Performance (History)
Games 68
Score 16.5
Percent 24.3
Aor 1299.6
Dp -218.8
Prat 1080.8
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Jansen Van Vuuren, M (Mari) 3 2 1 Bojanala's Circuit Championships 4 of 4 2025 (U16) Robday Chess Tournament 2026 (U16) Details
Overall 2 Weidemann, Z (Zeany) 2 1 1 Bojanala Wildcard 2025 (Development) Bojanala's Merry ChessMas 2025 (Knights) Details
Overall 3 Monare, O (Oratilwe) 2 0 2 South African Junior Closed Chess Championship 2026 (U16 Girls) Robday Chess Tournament 2026 (U16) Details
Overall 4 Vercuiel, E (Estienne) 2 0 2 Bojanala's Kings & Queens 2025 (Blitz) Bojanala's Merry ChessMas 2025 (Knights) Details
Overall 5 Terblanche, J (Johann) 2 2 0 Bojanala Circuit Championships 1 of 4 2025 (U16) Bojanala's Kings & Queens 2025 (Blitz) Details
Standard 1 Jansen Van Vuuren, M (Mari) 2 2 0 Bojanala's Circuit Championships 4 of 4 2025 (U16) Bojanala's Merry ChessMas 2025 (Knights) Details
Standard 2 Weidemann, Z (Zeany) 2 1 1 Bojanala Wildcard 2025 (Development) Bojanala's Merry ChessMas 2025 (Knights) Details
Standard 3 Segalo, O (Ogone) 2 1 1 Bojanala's Battle Of Mount Cambridge 2025 (Knights) South African Junior Closed Chess Championship 2026 (U16 Girls) Details
Standard 4 Terblanche, B (Bernard) 2 2 0 Bojanala's Battle Of Mount Cambridge 2025 (Knights) Bojanala's Merry ChessMas 2025 (Knights) Details