Chess South Africa Ratings Database

PLAYER PAGE

Personal

Human, Z (Zachariah)

Chess SA id

1120325910

FIDE id

Date of birth

2012-02-19 (U14)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1265	1278.4	1200	1200
Raw rating	1265	1278.4	1200	1200
Weighted rating	1215	1218	1200	1200
Weighted performance	0	0	0	0
Floor	765	778.4	700	700
K-factor	36	36	40	40
Min/Max rating change allowed	151.1	148.3	165.8	165.8
Highest rating	1265 2025-09-01	1278.4 2025-09-01	1199 2025-08-23	1199 2025-08-23
Highest raw rating	1265 2025-09-01	1278.4 2025-09-01	1199 2025-08-23	1199 2025-08-23
Highest weighted rating	1205.2 2025-09-01	1206.3 2025-09-01	0 2025-08-23	0 2025-08-23
Highest weighted performance	0 2025-08-23	0 2025-08-23	0 2025-08-23	0 2025-08-23

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1265	1278.4	1200	1200
Analysis
Rating	1265	1278.4	1200	1200
Raw rating	1265	1278.4	1200	1200
Weighted rating	1215	1218	1200
Weighted performance	0	0	0
K-factor	36	36	40	40
Floor	765	778.4	700	700
Max/Min rating change allowed	151.1	148.3	165.8	165.8
Games	0	0	0	0
Score	0	0	0	0
Expected score	0	0	0	0
Score-Expected	0	0	0	0
Temp raw +/-	0	0	0	0
Final raw +/-	0	0	0	0
New raw rating	1265	1278.4	1200	1200
New weighted rating	1219.5	1223.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1265	1278.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1265	1278.4	1200	1200
New K-factor	36	36	36	36
New floor	765	778.4	700	700

Item	Main	Standard
	0	0
	5	5
	0	0
	0	0
	0	0
	0	0
History	5	5

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	M
Age group	U14
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U14	-1		-1		-1
U14 M	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U14	-1		-1		-1
U14 M	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U14	-1		-1		-1
U14 M	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
M	-1		-1		-1
U14	-1		-1		-1
U14 M	-1		-1		-1


	Games	Score	%	Dp	AvgOpp	Performance
Main	0	0	0	0	0	0
Standard	0	0	0	0	0	0
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

	Games	Score	%	Dp	AvgOpp	Performance
Main	5	4	80	255	1271.7	1526.7
Standard	5	4	80	255	1271.7	1526.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	5	4	80	255	1271.7	1526.7
Standard	5	4	80	255	1271.7	1526.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1265	1278.4	1200	1200
2025-09-30	1265	1278.4	1200	1200
2025-09-01	1265	1278.4	1200	1200
2025-08-01	1200	1200	1200	1200
2025-07-01	1200	1200	1200	1200
2025-06-01	1200	1200	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng North School District CLOSED League Finals - D1 (U13 Open)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Gauteng North School District CLOSED League Finals - D1 (U13 Open)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2025 Gauteng North School District CLOSED League Finals - D1				Tournament 2025 Gauteng North School District CLOSED League Finals - D1
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Mogale, T (Thabiso)				Opponent Van Heerden, R (Ruben)
2	2	Tournament 2025 Gauteng North School District CLOSED League Finals - D1				Tournament 2025 Gauteng North School District CLOSED League Finals - D1
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Lekala, H (Happy)				Opponent Chiloane, M (Mloeseng)

#	Games	Start				End
1	2	Tournament 2025 Gauteng North School District CLOSED League Finals - D1				Tournament 2025 Gauteng North School District CLOSED League Finals - D1
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Mogale, T (Thabiso)				Opponent Van Heerden, R (Ruben)
2	2	Tournament 2025 Gauteng North School District CLOSED League Finals - D1				Tournament 2025 Gauteng North School District CLOSED League Finals - D1
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Lekala, H (Happy)				Opponent Chiloane, M (Mloeseng)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 Gauteng North School District CLOSED League Finals - D1				Tournament 2025 Gauteng North School District CLOSED League Finals - D1
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Mogale, T (Thabiso)				Opponent Van Heerden, R (Ruben)
2	2	Tournament 2025 Gauteng North School District CLOSED League Finals - D1				Tournament 2025 Gauteng North School District CLOSED League Finals - D1
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Lekala, H (Happy)				Opponent Chiloane, M (Mloeseng)

#	Games	Start				End
1	2	Tournament 2025 Gauteng North School District CLOSED League Finals - D1				Tournament 2025 Gauteng North School District CLOSED League Finals - D1
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 5	type Standard	result 1
		Opponent Mogale, T (Thabiso)				Opponent Van Heerden, R (Ruben)
2	2	Tournament 2025 Gauteng North School District CLOSED League Finals - D1				Tournament 2025 Gauteng North School District CLOSED League Finals - D1
		date 2025-08-16	rnd 1	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Lekala, H (Happy)				Opponent Chiloane, M (Mloeseng)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

Top 10 opponents most often played

#	Opponent	Main			Standard			Rapid			Blitz
		Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp	Gms	Score	Dp
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Van Heerden ,R (Ruben)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Heerden ,R (Ruben)	1	1243.5	1668.5	1	1248.4	1668.5	0	0	0	0	0	0
2	Mogale ,T (Thabiso)	1	1	425	1	1	425	0	0	0	0	0	0
2	Mogale ,T (Thabiso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Lekala ,H (Happy)	1	1	425	1	1	425	0	0	0	0	0	0
3	Lekala ,H (Happy)	1	1216.6	1641.6	1	1220	1641.6	0	0	0	0	0	0
4	Westermann ,L (Liezl)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Westermann ,L (Liezl)	1	1509.2	1084.2	1	1503.2	1084.2	0	0	0	0	0	0
5	Chiloane ,M (Mloeseng)	1	1	425	1	1	425	0	0	0	0	0	0
5	Chiloane ,M (Mloeseng)	1	1189.2	1614.2	1	1188	1614.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Human, Z (Zachariah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms