Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Zachary Koch

1070145616
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1344.1
K-factor 36
Floor 852.3
Highest 1549.9 (2023-06-01)
Min/Max +/- allowed 101
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1050.1
Final +/- 0
New Rating
()
Rating 1344.1
K-factor 36
Floor 852.3
Highest 1549.9 (2023-06-01)
Min/Max +/- allowed 100.7
Standard rating
Rating 1367.9
K-factor 36
Floor 867.9
Highest 1540.6 (2023-06-01)
Min/Max +/- allowed 102.1
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1367.9
K-factor 36
Floor 867.9
Highest 1540.6 (2023-06-01)
Min/Max +/- allowed 102.1
Rapid 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
Blitz rating
Rating 1200.7
K-factor 36
Floor 700.7
Highest 1213.1 (2024-07-01)
Min/Max +/- allowed 162.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200.7
K-factor 36
Floor 700.7
Highest 1213.1 (2024-07-01)
Min/Max +/- allowed 162.8
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 Helpmekaar Kollege Blitz Chess Invitational 2024 (B) Blitz 2024-07-27 2024-07-27 Johannesburg Metro (GJM) 9 1352.3 8 4 1217.5 0 Details
2 JNW Open - Classic - Crawford 2024 (B) Standard 2024-03-09 2024-03-09 Johannesburg Metro (GJM) 5 1343.9 5 2 1385.4 0 Details
3 JNW Open - Trinityhouse Little Falls 2023 (C) Standard 2023-06-24 2023-06-24 Johannesburg Metro (GJM) 5 1259.6 5 5 1746.1 0 Details
4 JNW Open - Crawford 2023 (C) Standard 2023-03-04 2023-03-04 Johannesburg Metro (GJM) 5 1213.6 5 4 1483.7 0 Details
5 JMC 2nd Trials 2022 (D) Standard 2022-08-27 2022-08-27 Johannesburg Metro (GJM) 5 1200 5 3 1262.9 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 28
Wins 17
Draws 2
Losses 9
White 14
Black 14
White wins 10
Black wins 7
Score 18
Percent 64.3
Dp 121.4
AOR 1276.1
Performance 1397.5
Rankings (Main)
National
Overall 4573
Gender 3831
Age group 592
Gender/Age 494
Provincial
Overall 1531
Gender 1282
Age group 202
Gender/Age 164
Regional
Overall 450
Gender 394
Age group 45
Gender/Age 38
Rankings (Standard)
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 (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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance (History)
Games 28
Score 18
Percent 64.3
Aor 1276.1
Dp 121.4
Prat 1397.5
Top 5 opponents most often played
Player not found.
Type # Opponent Games White Black First tournament Last tournament Details