Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nkosi, S (Siphesihle)

Chess SA id

1080097903

FIDE id

Date of birth

2008-08-25 (U18)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	995.5	984.2	1200	1200
Raw rating	995.5	984.2	1200	1200
Weighted rating	995.5	984.2	1200	1200
Weighted performance	136	133.7	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	221.9	225.5	165.8	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	995.5	984.2	1200	1200
Analysis
Rating	995.5	984.2	1200	1200
Raw rating	995.5	984.2	1200	1200
Weighted rating	995.5	984.2	1200
Weighted performance	136	133.7	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	221.9	225.5	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	995.5	984.2	1200	1200
New weighted rating	995.5	984.2	1200	1200
New weighted performance	135.7	133.3	0	0
Temp new rating	995.5	984.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	995.5	984.2	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	40	40

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	40	17.5	43.75	-53.1	982	928.9
Standard	40	17.5	43.75	-53.1	982	928.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	995.5	984.2	1200	1200
2025-09-01	995.5	984.2	1200	1200
2025-08-01	995.5	984.2	1200	1200
2025-07-01	995.5	984.2	1200	1200
2025-06-01	995.5	984.2	1200	1200
2025-05-01	995.5	984.2	1200	1200
2025-04-01	995.5	984.2	1200	1200
2025-03-01	995.5	984.2	1200	1200
2025-02-01	995.5	984.2	1200	1200
2025-01-01	995.5	984.2	1200	1200
2024-12-01	995.5	984.2	1200	1200
2024-11-01	995.5	984.2	1200	1200
2024-10-01	995.5	984.2	1200	1200
2024-09-01	995.5	984.2	1200	1200
2024-08-01	995.5	984.2	1200	1200
2024-07-01	995.5	984.2	1200	1200
2024-06-01	995.5	984.2	1200	1200
2024-08-01	995.5	984.2	1200	1200
2024-04-01	995.5	984.2	1200	1200
2024-03-01	995.5	984.2	1200	1200
2024-02-01	995.5	984.2	1200	1200
2024-01-01	995.5	984.2	1200	1200
2023-12-01	995.5	984.2	1200	1200
2023-11-01	995.5	984.2	1200	1200

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	Nkangala 4th Tournament Steelcrest High School - Middelburg 2019 (E)	2019-05-04	2019-05-04	Standard	Nkangala (MNW)	5	5	4.5	Yes	Analysis
2	Malelane Primary 2018 (U12 Open)	2018-07-21	2018-07-21	Standard	Ehlanzeni (MEN)	5	5	2.5	Yes	Analysis
3	Lowveld Open 2018 (C)	2018-07-28	2018-07-28	Standard	Ehlanzeni (MEN)	5	5	0.5	Yes	Analysis
4	Curro Age Open 2018 (U12 Open)	2018-05-12	2018-05-12	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
5	Penryn Age Open 2018 (U12 Boys)	2018-04-21	2018-04-21	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
6	Uplands College Open (C)	2018-03-03	2018-03-03	Standard	Ehlanzeni (MEN)	5	5	1	Yes	Analysis
7	Sabie Primary 2018 (C)	2018-03-10	2018-03-10	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
8	Rob Ferreira Hoerskool Open 2018 (C)	2018-03-17	2018-03-17	Standard	Ehlanzeni (MEN)	5	5	1	Yes	Analysis

#	Games	Start				End
1	5	Tournament Nkangala 4th Tournament Steelcrest High School - Middelburg 2019				Tournament Nkangala 4th Tournament Steelcrest High School - Middelburg 2019
		date 2019-05-04	rnd 1	type Standard	result 1	date 2019-05-04	rnd 5	type Standard	result 0.5
		Opponent Jele, P (Petronella)				Opponent Ackron, T (Tyler)
2	3	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 2	type Standard	result 1	date 2018-07-21	rnd 4	type Standard	result 0.5
		Opponent Mashaba, K (Khaya)				Opponent Sephton, M (Milan)
3	3	Tournament Sabie Primary 2018				Tournament Sabie Primary 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Wright-Macpherson, D (Dakotah)				Opponent Skosana, S (Sihle)

#	Games	Start				End
1	5	Tournament Nkangala 4th Tournament Steelcrest High School - Middelburg 2019				Tournament Nkangala 4th Tournament Steelcrest High School - Middelburg 2019
		date 2019-05-04	rnd 1	type Standard	result 1	date 2019-05-04	rnd 5	type Standard	result 0.5
		Opponent Jele, P (Petronella)				Opponent Ackron, T (Tyler)
2	3	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 2	type Standard	result 1	date 2018-07-21	rnd 4	type Standard	result 0.5
		Opponent Mashaba, K (Khaya)				Opponent Sephton, M (Milan)
3	3	Tournament Sabie Primary 2018				Tournament Sabie Primary 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Wright-Macpherson, D (Dakotah)				Opponent Skosana, S (Sihle)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Nkangala 4th Tournament Steelcrest High School - Middelburg 2019				Tournament Nkangala 4th Tournament Steelcrest High School - Middelburg 2019
		date 2019-05-04	rnd 1	type Standard	result 1	date 2019-05-04	rnd 4	type Standard	result 1
		Opponent Jele, P (Petronella)				Opponent Makgobe, T (Tshegofatso)
2	3	Tournament Sabie Primary 2018				Tournament Sabie Primary 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Wright-Macpherson, D (Dakotah)				Opponent Skosana, S (Sihle)
3	2	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 2	type Standard	result 1	date 2018-07-21	rnd 3	type Standard	result 1
		Opponent Mashaba, K (Khaya)				Opponent Malumane, B (Billy)

#	Games	Start				End
1	4	Tournament Nkangala 4th Tournament Steelcrest High School - Middelburg 2019				Tournament Nkangala 4th Tournament Steelcrest High School - Middelburg 2019
		date 2019-05-04	rnd 1	type Standard	result 1	date 2019-05-04	rnd 4	type Standard	result 1
		Opponent Jele, P (Petronella)				Opponent Makgobe, T (Tshegofatso)
2	3	Tournament Sabie Primary 2018				Tournament Sabie Primary 2018
		date 2018-03-10	rnd 2	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Wright-Macpherson, D (Dakotah)				Opponent Skosana, S (Sihle)
3	2	Tournament Malelane Primary 2018				Tournament Malelane Primary 2018
		date 2018-07-21	rnd 2	type Standard	result 1	date 2018-07-21	rnd 3	type Standard	result 1
		Opponent Mashaba, K (Khaya)				Opponent Malumane, B (Billy)

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	Sephton ,M (Milan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Sephton ,M (Milan)	2	636.5	424	2	664.4	424	0	0	0	0	0	0
2	Mashaba ,K (Khaya)	2	2	425	2	2	425	0	0	0	0	0	0
2	Mashaba ,K (Khaya)	2	1181.2	1606.2	2	1177.8	1606.2	0	0	0	0	0	0
3	Tervit ,R (Reuben)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Tervit ,R (Reuben)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Govender ,N (Natasha)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Govender ,N (Natasha)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Bourn ,M (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Bourn ,M (Michael)	1	667.9	242.9	1	683.2	242.9	0	0	0	0	0	0
6	Khoza ,L (Lungelo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Khoza ,L (Lungelo)	1	1115	1540	1	1098.8	1540	0	0	0	0	0	0
7	Mahlangu ,A (Akani)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mahlangu ,A (Akani)	1	611.2	186.2	1	632	186.2	0	0	0	0	0	0
8	Dweku ,N (Nkosiyephana)	1	1	425	1	1	425	0	0	0	0	0	0
8	Dweku ,N (Nkosiyephana)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Van Jaarsveld ,R (Rickus)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Jaarsveld ,R (Rickus)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Bendlela ,L (Lunga)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Bendlela ,L (Lunga)	1	1200	775	1	1200	775	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

Nkosi, S (Siphesihle)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms