Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sikhosana, LN (Lacey Nomsombuluko)

Chess SA id

2970104041

FIDE id

Date of birth

1997-05-08 (Adult)

Gender

Female

Region

Chess South Africa (CSA)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1258.3	1270.2	1160	1134.7
Raw rating	1258.3	1270.2	1160	1134.7
Weighted rating	1180.3	1194.4	1160	1134.3
Weighted performance	1177	1156.1	0	0
Floor	758.3	770.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	152.6	150	175.5	182
Highest rating	1258.3 2025-09-30	1270.2 2025-09-30	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1258.3 2025-09-30	1270.2 2025-09-30	1200 2018-02-01	1200 2019-12-01
Highest weighted rating	1211.1 2018-02-01	1219.4 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1258.3	1270.2	1160	1134.7
Analysis
Rating	1258.3	1270.2	1160	1134.7
Raw rating	1258.3	1270.2	1160	1134.7
Weighted rating	1180.3	1194.4	1160
Weighted performance	1177	1156.1	0
K-factor	36	36	36	36
Floor	758.3	770.2	700	700
Max/Min rating change allowed	152.6	150	175.5	182
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	1258.3	1270.2	1160	1134.7
New weighted rating	1187.2	1201	1160	1134.6
New weighted performance	1176.6	1155.7	0	0
Temp new rating	1258.3	1270.2	1160	1134.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1258.3	1270.2	1160	1134.7
New K-factor	36	36	36	36
New floor	758.3	770.2	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	24	24	0	0
	9	9	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	76	66	2	8

Games since
	Main 33	Standard 33		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Chess South Africa (CSA)
Province
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	3333		7		7
Female	731		4		4
Adult	529		3		3
Adult Female	40		2		2
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-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	24	11	45.83	-35.4	1336	1300.6
Standard	24	11	45.83	-35.4	1336	1300.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	76	30.5	40.13	-83.9	1221.7	1137.8
Standard	66	29	43.94	-51.5	1214.6	1163.1
Rapid	2	0	0	-425	1264.7	839.7
Blitz	8	1.5	18.75	-265.6	1269.8	1004.2

Date	Main	Standard	Rapid	Blitz
2025-09-30	1258.3	1270.2	1160	1134.7
2025-09-01	1211.1	1219.4	1160	1134.7
2025-08-01	1211.1	1219.4	1160	1134.7
2025-07-01	1211.1	1219.4	1160	1134.7
2025-06-01	1211.1	1219.4	1160	1134.7
2025-05-01	1157.7	1174.7	1160	1134.7
2025-04-01	1157.7	1174.4	1160	1134.7
2025-03-01	1157.7	1175	1160	1134.7
2025-02-01	1154.5	1171.2	1160	1134.7
2025-01-01	1107.9	1117.6	1160	1134.7
2024-12-01	1163.1	1181.2	1160	1134.7
2024-11-01	1163.1	1181.2	1160	1134.7
2024-10-01	1163.1	1181.2	1160	1134.7
2024-09-01	1163.1	1181.2	1160	1134.7
2024-08-01	1163.1	1181.2	1160	1134.7
2024-07-01	1163.1	1181.2	1160	1134.7
2024-06-01	1163.1	1181.2	1160	1134.7
2024-08-01	1163.1	1181.2	1160	1134.7
2024-04-01	1163.1	1181.2	1160	1134.7
2024-03-01	1163.1	1181.2	1160	1134.7
2024-02-01	1163.1	1181.2	1160	1134.7
2024-01-01	1163.1	1181.2	1160	1134.7
2023-12-01	1163.1	1181.2	1160	1097.6
2023-11-01	1163.1	1181.2	1160	1097.6

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 Durban CC Second Swiss	2025-07-31	2025-09-18	Standard	Ethekwini (KED)	8	5	2	Yes	Analysis
2	2025 KZNCA Umhlanga August Open (Open)	2025-08-30	2025-08-31	Standard	Ethekwini (KED)	6	6	3	Yes	Analysis
3	2025 KZN Open (B)	2025-05-02	2025-05-04	Standard	Ethekwini (KED)	7	7	4	Yes	Analysis
4	2025 Ethekwini Open (A)	2025-03-21	2025-03-22	Standard	Ethekwini (KED)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Durban CC Second Swiss	2025-07-31	2025-09-18	Standard	Ethekwini (KED)	8	5	2	Yes	Analysis
2	2025 KZNCA Umhlanga August Open (Open)	2025-08-30	2025-08-31	Standard	Ethekwini (KED)	6	6	3	Yes	Analysis
3	2025 KZN Open (B)	2025-05-02	2025-05-04	Standard	Ethekwini (KED)	7	7	4	Yes	Analysis
4	2025 Ethekwini Open (A)	2025-03-21	2025-03-22	Standard	Ethekwini (KED)	6	6	2	Yes	Analysis
5	USSA Chess Championships 2024 (Ladies)	2024-11-29	2024-12-03	Standard	Tshwane (GTP)	9	9	3.5	Yes	Analysis
6	2019 USSA Championships (Women)	2019-12-02	2019-12-06	Standard	Sarah Baartman (ESB)	9	6	5	Yes	Analysis
7	2019 USSA Championships (Blitz)	2019-12-04	2019-12-04	Blitz	Sarah Baartman (ESB)	9	8	1.5	Yes	Analysis
8	2019 DCC Third Swiss	2019-10-10	2019-11-21	Standard	Ethekwini (KED)	6	1	0	Yes	Analysis
9	2019 John Blackburn Memorial Swiss	2019-08-01	2019-09-19	Standard	Ethekwini (KED)	7	4	1	Yes	Analysis
10	2019 Durban CC Winter Rapid	2019-06-13	2019-07-25	Rapid	Ethekwini (KED)	8	2	0	Yes	Analysis
11	2019 Durban Chess Club Championship (C)	2019-03-14	2019-05-09	Standard	Ethekwini (KED)	9	3	1	Yes	Analysis
12	2018 Durban CC Third Swiss	2018-10-11	2018-11-15	Standard	Ethekwini (KED)	6	2	1	Yes	Analysis
13	2018 Ethekwini League	2018-09-09	2018-10-21	Standard	Ethekwini (KED)	7	4	2	Yes	Analysis
14	2018 John Blackburn Memorial	2018-08-02	2018-09-27	Standard	Ethekwini (KED)	7	4	1	Yes	Analysis
15	2018 USSA Championship (Ladies)	2018-07-02	2018-07-06	Standard	Gert Sibande (MGS)	9	9	3.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 9	type Blitz	result 1	date 2019-12-05	rnd 7	type Standard	result 1
		Opponent Hadebe, T (Thubelihle)				Opponent Mundama, CK (Celima)
2	3	Tournament 2025 KZN Open				Tournament 2025 KZN Open
		date 2025-05-03	rnd 5	type Standard	result 1	date 2025-05-04	rnd 7	type Standard	result 1
		Opponent Putumani, L (Lubabalo)				Opponent Nxumalo, A (Anathi)
3	3	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-02	rnd 2	type Standard	result 1	date 2018-07-03	rnd 4	type Standard	result 1
		Opponent Makone, P (Petunia)				Opponent Maimane, Y (Yvonne)

#	Games	Start				End
1	5	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-02	rnd 2	type Standard	result 1	date 2019-12-05	rnd 7	type Standard	result 1
		Opponent Mathere, B (Brineth)				Opponent Mundama, CK (Celima)
2	3	Tournament 2025 KZN Open				Tournament 2025 KZN Open
		date 2025-05-03	rnd 5	type Standard	result 1	date 2025-05-04	rnd 7	type Standard	result 1
		Opponent Putumani, L (Lubabalo)				Opponent Nxumalo, A (Anathi)
3	3	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-02	rnd 2	type Standard	result 1	date 2018-07-03	rnd 4	type Standard	result 1
		Opponent Makone, P (Petunia)				Opponent Maimane, Y (Yvonne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 9	type Blitz	result 1	date 2019-12-04	rnd 9	type Blitz	result 1
		Opponent Hadebe, T (Thubelihle)				Opponent Hadebe, T (Thubelihle)
2	1	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 5	type Blitz	result 0.5	date 2019-12-04	rnd 5	type Blitz	result 0.5
		Opponent Riet, K (Keitumetsi)				Opponent Riet, K (Keitumetsi)

#	Games	Start				End
1	4	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 9	type Blitz	result 1	date 2019-12-05	rnd 7	type Standard	result 1
		Opponent Hadebe, T (Thubelihle)				Opponent Mundama, CK (Celima)
2	3	Tournament 2025 KZN Open				Tournament 2025 KZN Open
		date 2025-05-03	rnd 5	type Standard	result 1	date 2025-05-04	rnd 7	type Standard	result 1
		Opponent Putumani, L (Lubabalo)				Opponent Nxumalo, A (Anathi)
3	2	Tournament 2025 KZNCA Umhlanga August Open				Tournament 2025 Durban CC Second Swiss
		date 2025-08-31	rnd 6	type Standard	result 1	date 2025-09-04	rnd 6	type Standard	result 1
		Opponent Shaik, S (Shuaib)				Opponent Ngobese, Z (Zoe)

#	Games	Start				End
1	5	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-02	rnd 2	type Standard	result 1	date 2019-12-05	rnd 7	type Standard	result 1
		Opponent Mathere, B (Brineth)				Opponent Mundama, CK (Celima)
2	3	Tournament 2025 KZN Open				Tournament 2025 KZN Open
		date 2025-05-03	rnd 5	type Standard	result 1	date 2025-05-04	rnd 7	type Standard	result 1
		Opponent Putumani, L (Lubabalo)				Opponent Nxumalo, A (Anathi)
3	2	Tournament 2025 KZNCA Umhlanga August Open				Tournament 2025 Durban CC Second Swiss
		date 2025-08-31	rnd 6	type Standard	result 1	date 2025-09-04	rnd 6	type Standard	result 1
		Opponent Shaik, S (Shuaib)				Opponent Ngobese, Z (Zoe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-04	rnd 9	type Blitz	result 1	date 2019-12-04	rnd 9	type Blitz	result 1
		Opponent Hadebe, T (Thubelihle)				Opponent Hadebe, T (Thubelihle)

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	Sikakane ,A (Amanda)	3	0	-425	1	0	-425	2	0	-425	0	0	0
1	Sikakane ,A (Amanda)	3	1243.1	818.1	1	1200	818.1	2	1200	818.1	0	0	0
2	Mthethwa ,Z (Zamanyambose)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Mthethwa ,Z (Zamanyambose)	2	1258.9	833.9	2	1247.1	833.9	0	0	0	0	0	0
3	Pillai ,N (Nanditha)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Pillai ,N (Nanditha)	2	1203.3	778.3	2	1185.7	778.3	0	0	0	0	0	0
4	Mahadeo ,S (Shreeya)	2	1	0	2	1	0	0	0	0	0	0	0
4	Mahadeo ,S (Shreeya)	2	1092.1	1092.1	2	1104.6	1092.1	0	0	0	0	0	0
5	Kumarasamy ,D (Daaruk)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Kumarasamy ,D (Daaruk)	2	1333.8	908.8	2	1323.9	908.8	0	0	0	0	0	0
6	Nxumalo ,A (Anathi)	1	1	425	1	1	425	0	0	0	0	0	0
6	Nxumalo ,A (Anathi)	1	1319.8	1744.8	1	1302.5	1744.8	0	0	0	0	0	0
7	Ndlovu ,N (Nhlakanipho)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Ndlovu ,N (Nhlakanipho)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Kubheka ,L (Lunga)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Kubheka ,L (Lunga)	1	1520.9	1095.9	1	1503.3	1095.9	0	0	0	0	0	0
9	Matlala ,V (Valentia)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Matlala ,V (Valentia)	1	977.5	552.5	1	977.5	552.5	0	0	0	0	0	0
10	Putumani ,L (Lubabalo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Putumani ,L (Lubabalo)	1	1264.7	1689.7	1	1244.3	1689.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Sikhosana, LN (Lacey Nomsombuluko)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms