Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zulu, S (Samkelo)

Chess SA id

102093771

FIDE id

Date of birth

2002-03-28 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-01-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1462.1	1477	969.6	747.7
Raw rating	1462.1	1477	969.6	747.7
Weighted rating	1462.1	1476.9	964.9	746
Weighted performance	555.8	543.7	0	0
Floor	962.1	977	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	114.1	111.7	230.3	315.8
Highest rating	1462.1 2024-02-01	1477 2024-02-01	1200 2024-02-01	1271 2020-01-01
Highest raw rating	1462.1 2024-02-01	1477 2024-02-01	969.6 2024-02-01	747.7 2024-02-01
Highest weighted rating	1462.1 2025-02-01	1476.5 2025-08-01	969.6 2024-11-01	747.7 2024-11-01
Highest weighted performance	1422.3 2020-01-01	1416.2 2020-01-01	1200 2024-02-01	1271 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1462.1	1477	969.6	747.7
Analysis
Rating	1462.1	1477	969.6	747.7
Raw rating	1462.1	1477	969.6	747.7
Weighted rating	1462.1	1476.9	964.9
Weighted performance	555.8	543.7	0
K-factor	32	32	40	40
Floor	962.1	977	500	500
Max/Min rating change allowed	114.1	111.7	230.3	315.8
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	1462.1	1477	969.6	747.7
New weighted rating	1462.1	1477	968	747.2
New weighted performance	554.3	542.2	0	0
Temp new rating	1462.1	1477	969.6	747.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1462.1	1477	969.6	747.7
New K-factor	32	32	40	40
New floor	962.1	977	500	500

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	5	5	0
	0	0	0
History	86	79	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	77	51.5	66.88	143.5	1206.4	1349.9
Standard	70	49.5	70.71	176.1	1162.7	1338.8
Rapid	0	0	0	0	0	0
Blitz	7	2	28.57	-182.1	1643.5	1461.4

Date	Main	Standard	Rapid	Blitz
2025-09-30	1462.1	1477	969.6	747.7
2025-09-01	1462.1	1477	969.6	747.7
2025-08-01	1462.1	1477	969.6	747.7
2025-07-01	1462.1	1477	969.6	747.7
2025-06-01	1462.1	1477	969.6	747.7
2025-05-01	1462.1	1477	969.6	747.7
2025-04-01	1462.1	1477	969.6	747.7
2025-03-01	1462.1	1477	969.6	747.7
2025-02-01	1462.1	1477	969.6	747.7
2025-01-01	1462.1	1477	969.6	747.7
2024-12-01	1462.1	1477	969.6	747.7
2024-11-01	1462.1	1477	969.6	747.7
2024-10-01	1462.1	1477	969.6	747.7
2024-09-01	1462.1	1477	969.6	747.7
2024-08-01	1462.1	1477	969.6	747.7
2024-07-01	1462.1	1477	969.6	747.7
2024-06-01	1462.1	1477	969.6	747.7
2024-08-01	1462.1	1477	969.6	747.7
2024-04-01	1462.1	1477	969.6	747.7
2024-03-01	1462.1	1477	969.6	747.7
2024-02-01	1462.1	1477	969.6	747.7
2024-01-01	1462.1	1477	969.6	747.7
2023-12-01	1462.1	1461.9	500	578.4
2023-11-01	1462.1	1461.9	500	578.4

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2022 Tshwane Chess Open Registration Tournament (B)	2022-01-29	2022-01-29	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
2	Grey College Team Championship 2020 (A)	2020-01-31	2020-02-01	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
3	2019 South African Juior Blitz Championship (A)	2020-01-05	2020-01-05	Blitz	4 Knights (4K)	7	7	2	Yes	Analysis
4	2019 South African Junior Team Championships (U18B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
5	2019 Alekhine Open (B)	2019-08-09	2019-08-10	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
6	2019 D3 Team League (U19)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	3	3	3	Yes	Analysis
7	2019 D3 Individuals (U18 Boys)	2019-04-13	2019-04-13	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2019 Chris Greyling (B)	2019-04-27	2019-04-27	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
9	2019 Waterkloof Open (C)	2019-03-02	2019-03-03	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
10	Grey College Team Championship 2019 (A)	2019-02-22	2019-02-23	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
11	2018 Gauteng League Final (U17)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
12	2018 Gauteng Secondary Schools Individual Chess Championships (U18 Boys)	2018-05-26	2018-05-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
13	2018 D3 Tshwane North Individual Chess Championships (U17+U19 Boys)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
14	Grey College Inter Team Chess Tournament 2018 (B)	2018-02-23	2018-02-24	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
15	2018 Tshwane Registration Open Chess Tournament (E)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis

#	Games	Start				End
1	8	Tournament Grey College Team Championship 2019				Tournament 2019 D3 Individuals
		date 2019-02-23	rnd 5	type Standard	result 1	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Ou, J-Q (Jing-Qian)				Opponent Van Der Merwe, B (Benjamin)
2	7	Tournament 2019 Chris Greyling				Tournament 2019 D3 Team League
		date 2019-04-27	rnd 2	type Standard	result 0.5	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Lata, O (Otshepegile)				Opponent Coetzer, D (Delise)
3	6	Tournament 2019 South African Junior Team Championships				Tournament Grey College Team Championship 2020
		date 2020-01-06	rnd 4	type Standard	result 1	date 2020-01-31	rnd 2	type Standard	result 1
		Opponent Macdonald, K (Kyle)				Opponent Seromo, L (Leabua)

#	Games	Start				End
1	10	Tournament 2019 Alekhine Open				Tournament Grey College Team Championship 2020
		date 2019-08-10	rnd 5	type Standard	result 1	date 2020-01-31	rnd 2	type Standard	result 1
		Opponent Mohlahlana, K (Khomotso Tummy)				Opponent Seromo, L (Leabua)
2	8	Tournament Grey College Team Championship 2019				Tournament 2019 D3 Individuals
		date 2019-02-23	rnd 5	type Standard	result 1	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Ou, J-Q (Jing-Qian)				Opponent Van Der Merwe, B (Benjamin)
3	7	Tournament 2019 Chris Greyling				Tournament 2019 D3 Team League
		date 2019-04-27	rnd 2	type Standard	result 0.5	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Lata, O (Otshepegile)				Opponent Coetzer, D (Delise)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 4	type Blitz	result 1	date 2020-01-05	rnd 4	type Blitz	result 1
		Opponent Meise, K (Keagen)				Opponent Meise, K (Keagen)
2	1	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 1	type Blitz	result 1	date 2020-01-05	rnd 1	type Blitz	result 1
		Opponent Dykema, DR (Dirkho)				Opponent Dykema, DR (Dirkho)

#	Games	Start				End
1	8	Tournament Grey College Team Championship 2019				Tournament 2019 D3 Individuals
		date 2019-02-23	rnd 5	type Standard	result 1	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Ou, J-Q (Jing-Qian)				Opponent Van Der Merwe, B (Benjamin)
2	5	Tournament Grey College Inter Team Chess Tournament 2018				Tournament 2018 D3 Tshwane North Individual Chess Championships
		date 2018-02-24	rnd 3	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Venter, K (Kean)				Opponent Olivier, DH (Divan Henning)
3	4	Tournament 2018 Gauteng League Final				Tournament Grey College Team Championship 2019
		date 2018-08-25	rnd 3	type Standard	result 1	date 2019-02-22	rnd 1	type Standard	result 1
		Opponent Du Plooy, T (Troy)				Opponent Pietersen, D (Darochan)

#	Games	Start				End
1	8	Tournament Grey College Team Championship 2019				Tournament 2019 D3 Individuals
		date 2019-02-23	rnd 5	type Standard	result 1	date 2019-04-13	rnd 2	type Standard	result 1
		Opponent Ou, J-Q (Jing-Qian)				Opponent Van Der Merwe, B (Benjamin)
2	5	Tournament Grey College Inter Team Chess Tournament 2018				Tournament 2018 D3 Tshwane North Individual Chess Championships
		date 2018-02-24	rnd 3	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Venter, K (Kean)				Opponent Olivier, DH (Divan Henning)
3	4	Tournament 2018 Gauteng League Final				Tournament Grey College Team Championship 2019
		date 2018-08-25	rnd 3	type Standard	result 1	date 2019-02-22	rnd 1	type Standard	result 1
		Opponent Du Plooy, T (Troy)				Opponent Pietersen, D (Darochan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 4	type Blitz	result 1	date 2020-01-05	rnd 4	type Blitz	result 1
		Opponent Meise, K (Keagen)				Opponent Meise, K (Keagen)
2	1	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 1	type Blitz	result 1	date 2020-01-05	rnd 1	type Blitz	result 1
		Opponent Dykema, DR (Dirkho)				Opponent Dykema, DR (Dirkho)

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	Yang ,A (Alex)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Yang ,A (Alex)	2	1318.2	1530.8	2	1301.2	1530.8	0	0	0	0	0	0
2	Anderson ,AP (Aidan Pierre)	1	1	425	1	1	425	0	0	0	0	0	0
2	Anderson ,AP (Aidan Pierre)	1	1175.9	1600.9	1	1167.5	1600.9	0	0	0	0	0	0
3	Monaheng ,DK (Darlington Karabo)	1	1	425	1	1	425	0	0	0	0	0	0
3	Monaheng ,DK (Darlington Karabo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Naidoo ,K (Kajol)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Naidoo ,K (Kajol)	1	1375	1375	1	1375.2	1375	0	0	0	0	0	0
5	Mashibini ,J (Jabulile)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mashibini ,J (Jabulile)	1	1092.2	667.2	1	1099	667.2	0	0	0	0	0	0
6	Van Jaarsveld ,G (Gerhard)	1	1	425	1	1	425	0	0	0	0	0	0
6	Van Jaarsveld ,G (Gerhard)	1	1020.3	1445.3	1	1020.3	1445.3	0	0	0	0	0	0
7	Dube ,B (Brandon)	1	1	425	1	1	425	0	0	0	0	0	0
7	Dube ,B (Brandon)	1	862	1287	1	840.8	1287	0	0	0	0	0	0
8	Mavuso ,T (Thamsanqa)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mavuso ,T (Thamsanqa)	1	500	75	1	500	75	0	0	0	0	0	0
9	Pape ,Z (Zane)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Pape ,Z (Zane)	1	1504.4	1079.4	1	1508	1079.4	0	0	0	0	0	0
10	Delport ,B (Ben)	1	1	425	1	1	425	0	0	0	0	0	0
10	Delport ,B (Ben)	1	1402.6	1827.6	1	1429.8	1827.6	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Zulu, S (Samkelo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms