PLAYER PAGE

Zachariah Human

1120153447
Tshwane (GTP)
Personal
Main rating
Rating 1242.7
K-factor 32
Floor 917.7
Highest 1469.4 (2026-01-01)
Min/Max +/- allowed 113
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1163.9
Final +/- 0
New Rating
()
Rating 1242.7
K-factor 32
Floor 917.7
Highest 1469.4 (2026-01-01)
Min/Max +/- allowed 113
Standard rating
Rating 1228.4
K-factor 32
Floor 929.2
Highest 1463.5 (2026-01-01)
Min/Max +/- allowed 113.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1163.9
Final +/- 0
New Rating
()
Rating 1228.4
K-factor 32
Floor 929.2
Highest 1463.5 (2026-01-01)
Min/Max +/- allowed 113.9
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
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 2026 Gauteng North School D3 Team League Finals (U15) Standard 2026-08-22 2026-08-22 Tshwane (GTP) 5 1242.7 5 3 1148 -20.3 Details
2 2026 Etienne Lewis (U16) Standard 2026-08-08 2026-08-10 Tshwane (GTP) 7 1242.7 7 3 1221 -22.2 Details
3 2026 Tshwane North D3 Cluster 4&5 Teams (U15) Standard 2026-07-25 2026-07-25 Tshwane (GTP) 5 1242.7 5 3 1131.1 -20.8 Details
4 Elise Steenkamp 2026 (Rook) Standard 2026-06-13 2026-06-15 Tshwane (GTP) 7 1338.3 7 3 1212 -32.3 Details
5 2026 Milos Ristic Teams Open (Open) Standard 2026-05-02 2026-05-02 Tshwane (GTP) 5 1352.9 5 1 1254 -14.6 Details
6 2026 PBHS Open (C) Standard 2026-04-25 2026-04-25 Tshwane (GTP) 5 1357.7 5 2 1320.3 -4.8 Details
7 2026 D3 Tshwane North School Cluster 4&5 Individuals (U15 Mixed) Standard 2026-04-11 2026-04-11 Tshwane (GTP) 5 1265 5 3 1366.6 19.1 Details
8 2026 Lubowski Open Chess Tournament (D2) Standard 2026-03-21 2026-03-22 Tshwane (GTP) 5 1353.9 5 3.5 1405.1 10.5 Details
9 2026 Silver Lakes Open Chess Tournament (C) Standard 2026-03-07 2026-03-07 Tshwane (GTP) 5 1353.9 5 2 1304.3 -6.7 Details
10 2026 Tshwane Chess Registration Tournament (C1) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1453.4 4 0 942.3 -39.8 Details
11 Gauteng Inter-Region at Emerald Resort 2025 (U14 Candidates) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1411.7 5 4 1567.5 18 Details
12 D4 Development Cup 2025 (U13) Standard 2025-10-17 2025-10-17 Tshwane (GTP) 5 1355.3 5 4 1531 16.6 Details
13 2025 Gauteng Schools Provincial Individual Chess Championship (U13 Boys) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1324.2 5 3 1509.1 17.3 Details
14 2025 Gauteng North School District CLOSED League Finals - D1 (U13 Open) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1200 5 4 1526.7 32.5 Details
15 2025 Etienne Lewis Closed Chess Tournament (U14) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1308.1 7 3 1362.1 9 Details
16 2025 Menlo Open (U14) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1283.9 5 3 1415 13.4 Details
17 2025 Elise Steenkamp Open Chess Tournament (Rook) Standard 2025-06-14 2025-06-16 Tshwane (GTP) 7 1336.8 7 3 1169.8 -26.5 Details
18 2025 JMCA Open Chess Tournament (C) Standard 2025-06-07 2025-06-07 Tshwane (GTP) 5 1336.8 5 1 1076.8 -26.1 Details
19 2025 Gauteng North School Individual Championships D1 (U13 Open) Standard 2025-05-17 2025-05-17 Tshwane (GTP) 5 1286 5 4.5 1581.8 28.2 Details
20 2025 Blou Bul Open Chess Tournament (D1) Standard 2025-02-08 2025-02-08 Tshwane (GTP) 5 1313.3 5 2 1150.2 -15.1 Details
21 Gauteng Inter-Region at UJ 2024 (U14 Candidates) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1351.9 5 1.5 1151.2 -21.4 Details
22 Lardies Ope 2024 (B) Standard 2024-10-26 2024-10-26 Tshwane (GTP) 5 1330.4 5 3 1445.7 12 Details
23 D1 Gauteng North District School Closed 2024 (U13) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1314 5 3 1414 9.1 Details
24 2024 Elise Steenkamp Open Chess Tournament (Queens) Standard 2024-06-15 2024-06-17 Tshwane (GTP) 7 1331.1 7 4 1260.7 -9.6 Details
25 2024 Gauteng North School District Individual Championships - D1 (U13 Boys) Standard 2024-05-11 2024-05-11 Tshwane (GTP) 5 1263 5 4 1487 22.6 Details
26 2024 Milos Ristic Open Chess Tournament (U14) Standard 2024-04-27 2024-04-27 Tshwane (GTP) 5 1220.2 5 3 1377.7 14.8 Details
27 2024 Lubowski Open Chess Tournament (D2) Standard 2024-03-23 2024-03-24 Tshwane (GTP) 5 1174.1 5 2 1141.5 -4.5 Details
28 2024 Chris Greyling Open Chess Tournament (D1) Standard 2024-03-16 2024-03-16 Tshwane (GTP) 5 1174.1 5 4 1397.6 21.2 Details
29 2024 Tshwane Chess AHS Open Chess Tournament (D2) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1179.4 5 2 1112.5 -7.3 Details
30 2024 Tshwane Chess OPEN Registration Tournament (D1) Standard 2024-01-27 2024-01-27 Tshwane (GTP) 5 1112.2 5 3 1302 17.9 Details
31 2024 Gauteng Inter-Region Chess Championship (U12C) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1112.2 5 3 1244 15.4 Details
32 2023 Gauteng Noord (D) Standard 2023-10-14 2023-10-15 Tshwane (GTP) 5 1106.3 5 2 1125.2 1.1 Details
33 2023 Tuks Open Chess Tournament (D) Standard 2023-10-07 2023-10-07 Tshwane (GTP) 5 1106.3 4 1 1155.1 2.2 Details
34 2023 Alekhine Open Tournament (D) Standard 2023-09-09 2023-09-09 Tshwane (GTP) 5 1166.9 5 1 821 -33.8 Details
35 2023 Etienne Lewis Closed Tournament (U12) Standard 2023-08-25 2023-08-27 Tshwane (GTP) 7 1173.7 7 3 1143.8 -3.9 Details
36 2023 Mid Gauteng Open Tournament (D) Standard 2023-05-06 2023-05-06 Tshwane (GTP) 5 1190.1 5 2 1104.3 -9.1 Details
37 Silver Lakes Open Chess Tournament (D) Standard 2023-04-15 2023-04-15 Tshwane (GTP) 5 1200 5 1.5 944.7 -25.6 Details
38 2023 Milos Ristic Open Tournament (D2) Standard 2023-04-27 2023-04-27 Tshwane (GTP) 5 1200 5 4 1411.8 20.1 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 53
Wins 23
Draws 1
Losses 29
White 24
Black 29
White wins 7
Black wins 16
Score 23.5
Percent 44.3
Dp -48.1
AOR 1283
Performance 1234.8
Game statistics (History)
Games 200
Wins 100
Draws 4
Losses 96
White 99
Black 101
White wins 48
Black wins 52
Score 102
Percent 51
Dp 8.5
AOR 1260.6
Performance 1269.1
Rankings (Main)
National
Overall 9061
Gender 7257
Age group 1538
Gender/Age 1189
Provincial
Overall 3125
Gender 2474
Age group 550
Gender/Age 414
Regional
Overall 978
Gender 777
Age group 176
Gender/Age 139
Rankings (Standard)
National
Overall 8364
Gender 6543
Age group 1423
Gender/Age 1087
Provincial
Overall 3013
Gender 2330
Age group 541
Gender/Age 395
Regional
Overall 1036
Gender 803
Age group 195
Gender/Age 151
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 53
Score 23.5
Percent 44.3
Aor 1283
Dp -48.1
Prat 1234.8
Performance (12 months)
Games 68
Score 34.5
Percent 50.7
Aor 1295
Dp 6.2
Prat 1301.2
Performance (History)
Games 200
Score 102
Percent 51
Aor 1260.6
Dp 8.5
Prat 1269.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Labuscagne, W (Waldo) 3 2 1 2024 Lubowski Open Chess Tournament (D2) 2025 Elise Steenkamp Open Chess Tournament (Rook) Details
Overall 2 Ribbens, R (Reuben) 2 0 2 2025 Menlo Open (U14) 2025 Gauteng Schools Provincial Individual Chess Championship (U13 Boys) Details
Overall 3 Le Roux, E (Etienne) 2 2 0 2023 Etienne Lewis Closed Tournament (U12) 2025 Etienne Lewis Closed Chess Tournament (U14) Details
Overall 4 Grahan, T (Tylo) 2 1 1 2025 Etienne Lewis Closed Chess Tournament (U14) 2026 D3 Tshwane North School Cluster 4&5 Individuals (U15 Mixed) Details
Overall 5 Theron, C (Carla) 2 1 1 Lardies Ope 2024 (B) 2025 Etienne Lewis Closed Chess Tournament (U14) Details
Standard 1 Labuscagne, W (Waldo) 3 2 1 2024 Lubowski Open Chess Tournament (D2) 2025 Elise Steenkamp Open Chess Tournament (Rook) Details
Standard 2 Maponya, W (Warona) 2 2 0 2023 Gauteng Noord (D) 2026 D3 Tshwane North School Cluster 4&5 Individuals (U15 Mixed) Details
Standard 3 Haupt, J (Joshua) 2 1 1 2025 JMCA Open Chess Tournament (C) 2026 PBHS Open (C) Details
Standard 4 Human, S (Samuel) 2 0 2 2024 Lubowski Open Chess Tournament (D2) 2025 Gauteng North School Individual Championships D1 (U13 Open) Details
Standard 5 Segalo, O (Ogone) 2 2 0 2023 Milos Ristic Open Tournament (D2) 2023 Mid Gauteng Open Tournament (D) Details