Chess South Africa Ratings Database

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Personal

Adams, J (Jessica)

Chess SA id

2100151661

FIDE id

Date of birth

2010-06-07 (U16)

Gender

Female

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-23

Personal details last changed

1900-01-01

Junior GPX Games

17.4

Junior GPX Points

934.6

Item	Main	Standard	Rapid	Blitz
Rating	1100.2	1127.5	1087.3	1199.7
Raw rating	1100.2	1127.5	1050.7	1199.7
Weighted rating	1079.9	1088.5	1087.3	1199.7
Weighted performance	922.8	0	905	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	191.2	183.8	205.1	165.9
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-16	-25.9	-3.9	0
New rating	1084.2	1101.6	1083.4	1199.7
Analysis
Rating	1100.2	1127.5	1087.3	1199.7
Raw rating	1100.2	1127.5	1050.7	1199.7
Weighted rating	1079.9	1088.5	1087.3
Weighted performance	922.8	0	905
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	191.2	183.8	205.1	165.9
Games	2	2	0	0
Score	0	0	0	0
Expected score	0.45	0.72	0	0
Score-Expected	-0.45	-0.72	0	0
Temp raw +/-	-16	-25.9	0	0
Final raw +/-	-16	-25.9	0	0
New raw rating	1084.2	1101.6	1050.7	1199.7
New weighted rating	1079.7	1089.1	1083.4	1199.7
New weighted performance	917.2	0	899.4	0
Temp new rating	1084.2	1101.6	1083.4	1199.7
Temp new rating +/-	-16	-25.9	-3.9	0
Final new rating +/-	-16	-25.9	-3.9	0
New rating	1084.2	1101.6	1083.4	1199.7
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	33	8	19	6
	21	10	11	0
	31	19	12	0
	0	0	0	0
	0	0	0	0
History	85	37	42	6

Games since
	Main 54	Standard 18		Rapid 30		Blitz 6
Gender	Female
Age group	U16
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	4487		570		183
Female	1154		127		32
U16	709		88		45
U16 Female	229		21		7
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1936		165		53
Female	485		37		9
U16	318		24		14
U16 Female	82		7		3
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	33	7	21.21	-244.7	1276.1	1031.5
Standard	8	2	25	-212.5	1310	1097.5
Rapid	19	3	15.79	-290.8	1276.3	985.5
Blitz	6	2	33.33	-141.7	1230.4	1088.7
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	85	22	25.88	-205	1235.8	1030.8
Standard	37	10.5	28.38	-183.8	1218.2	1034.4
Rapid	42	9.5	22.62	-232.7	1252.1	1019.4
Blitz	6	2	33.33	-141.7	1230.4	1088.7

Date	Main	Standard	Rapid	Blitz
2025-11-01	1100.2	1127.5	1050.7	1199.7
2025-09-30	1113.5	1127.5	1090	1199.7
2025-09-01	1113.5	1127.5	1090	1199.7
2025-08-01	1074.6	1082	1090	1199.7
2025-07-01	1075.8	1082	1094.7	1199.7
2025-06-01	1076.5	1081.2	1103.3	1199.7
2025-05-01	1082.7	1087.4	1103.3	1199.5
2025-04-01	1082.7	1087.4	1103.3	1197
2025-03-01	1082.5	1087.4	1103.3	1200
2025-02-01	1081.7	1086.8	1102.2	1200
2025-01-01	1032.7	1035.6	1059.6	1200
2024-12-01	1032.7	1035.6	1059.6	1200
2024-11-01	1039.8	1044.4	1059.6	1200
2024-10-01	1039.8	1044.4	1059.6	1200
2024-09-01	1039.8	1044.4	1059.6	1200
2024-08-01	1064.3	1081.6	1059.6	1200
2024-07-01	1074.5	1081.6	1082.8	1200
2024-09-01	1086.9	1096.4	1082.8	1200
2024-05-01	1086.9	1096.4	1082.8	1200
2024-04-01	1103.9	1096.4	1167.6	1200
2024-03-01	1146.2	1153.2	1167.6	1200
2024-02-01	1146.2	1153.2	1167.6	1200
2024-01-01	1146.2	1153.2	1167.6	1200
2023-12-01	1146.2	1153.2	1167.6	1200

Comming soon.

Tournaments

History

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	2	0	Yes	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	2	0	Yes	Analysis
2	UCC Rapid September 2025	2025-09-09	2025-09-23	Rapid	Nelson Mandela Bay (ENM)	6	6	1	Yes	Analysis
3	UCC Championship 2025 (C)	2025-07-22	2025-08-19	Standard	Nelson Mandela Bay (ENM)	5	2	2	Yes	Analysis
4	Back to School Rapid 2025	2025-07-26	2025-07-26	Rapid	Nelson Mandela Bay (ENM)	5	5	1	Yes	Analysis
5	UCC Rapid July 2025	2025-07-08	2025-07-15	Rapid	Nelson Mandela Bay (ENM)	6	6	1	Yes	Analysis
6	UCC Rapid May 2025	2025-05-27	2025-06-17	Rapid	Nelson Mandela Bay (ENM)	6	2	0	Yes	Analysis
7	UCC Presidential Cup 2025 (A)	2025-04-08	2025-05-06	Standard	Nelson Mandela Bay (ENM)	5	3	0	Yes	Analysis
8	UCC Rapid Mar/Apr 2025	2025-03-18	2025-04-01	Rapid	Nelson Mandela Bay (ENM)	6	0	0	No	Analysis
9	UCC Blitz March 2025	2025-03-04	2025-03-11	Blitz	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
10	Uitenhage Chess Club Protea Cup 2025 (A)	2025-01-28	2025-02-25	Standard	Nelson Mandela Bay (ENM)	5	3	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Royal Cup 2025 (A)	2025-10-07	2025-11-05	Standard	Nelson Mandela Bay (ENM)	5	2	0	Yes	Analysis
2	UCC Rapid September 2025	2025-09-09	2025-09-23	Rapid	Nelson Mandela Bay (ENM)	6	6	1	Yes	Analysis
3	UCC Championship 2025 (C)	2025-07-22	2025-08-19	Standard	Nelson Mandela Bay (ENM)	5	2	2	Yes	Analysis
4	Back to School Rapid 2025	2025-07-26	2025-07-26	Rapid	Nelson Mandela Bay (ENM)	5	5	1	Yes	Analysis
5	UCC Rapid July 2025	2025-07-08	2025-07-15	Rapid	Nelson Mandela Bay (ENM)	6	6	1	Yes	Analysis
6	UCC Rapid May 2025	2025-05-27	2025-06-17	Rapid	Nelson Mandela Bay (ENM)	6	2	0	Yes	Analysis
7	UCC Presidential Cup 2025 (A)	2025-04-08	2025-05-06	Standard	Nelson Mandela Bay (ENM)	5	3	0	Yes	Analysis
8	UCC Rapid Mar/Apr 2025	2025-03-18	2025-04-01	Rapid	Nelson Mandela Bay (ENM)	6	0	0	No	Analysis
9	UCC Blitz March 2025	2025-03-04	2025-03-11	Blitz	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
10	Uitenhage Chess Club Protea Cup 2025 (A)	2025-01-28	2025-02-25	Standard	Nelson Mandela Bay (ENM)	5	3	0	Yes	Analysis
11	UCC Club Champs 2024 (B)	2024-10-08	2024-11-05	Standard	Nelson Mandela Bay (ENM)	5	2	0.5	Yes	Analysis
12	UCC Royal Cup Classic July 2024 (A)	2024-07-09	2024-08-06	Standard	Nelson Mandela Bay (ENM)	5	3	0	Yes	Analysis
13	Uitenhage Chess Club Rapid June 2024	2024-06-18	2024-07-02	Rapid	Nelson Mandela Bay (ENM)	6	2	0	Yes	Analysis
14	Uitenhage Chess Club Presidential Cup 2024 (A)	2024-04-30	2024-05-28	Standard	Nelson Mandela Bay (ENM)	5	1	0	Yes	Analysis
15	UCC Rapid April 2024	2024-04-09	2024-04-23	Rapid	Nelson Mandela Bay (ENM)	6	3	1	Yes	Analysis
16	UCC Blitz Tournamen March 2024	2024-03-26	2024-04-02	Rapid	Nelson Mandela Bay (ENM)	6	6	1	Yes	Analysis
17	UCC Protea Cup 2024 (A)	2024-02-20	2024-03-26	Standard	Nelson Mandela Bay (ENM)	5	4	0	Yes	Analysis
18	UCC Club Champs 2023 (B)	2023-10-17	2023-11-21	Standard	Nelson Mandela Bay (ENM)	5	4	2	Yes	Analysis
19	Uitenhage Chess Club RAPID III 2023	2023-08-29	2023-09-12	Rapid	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
20	Uitenhage Chess Club Grand Prix 2023 (B)	2023-08-25	2023-08-26	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
21	UCC Presidential Cup 2023 (B)	2023-07-18	2023-08-15	Standard	Nelson Mandela Bay (ENM)	5	4	2	Yes	Analysis
22	UCC Protea Cup 2023 (B)	2023-04-15	2023-05-30	Standard	Nelson Mandela Bay (ENM)	8	6	2	Yes	Analysis
23	Uitenhage Chess Club Inaugural Rapid Tournament 2023	2023-02-21	2023-03-27	Rapid	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament UCC Presidential Cup 2023				Tournament Uitenhage Chess Club Grand Prix 2023
		date 2023-08-08	rnd 4	type Standard	result 1	date 2023-08-25	rnd 1	type Standard	result 1
		Opponent Barnard, B (Blaine)				Opponent Verwey, M (Malan)
2	2	Tournament UCC Championship 2025				Tournament UCC Championship 2025
		date 2025-07-29	rnd 2	type Standard	result 1	date 2025-08-05	rnd 3	type Standard	result 1
		Opponent Deysel, P (Pierre)				Opponent Naidoo, M (Micah)
3	2	Tournament UCC Club Champs 2023				Tournament UCC Club Champs 2023
		date 2023-10-17	rnd 1	type Standard	result 1	date 2023-10-24	rnd 2	type Standard	result 1
		Opponent Bester, T (Thomas)				Opponent Crouse, J (Jayden)

#	Games	Start				End
1	3	Tournament UCC Presidential Cup 2023				Tournament Uitenhage Chess Club Grand Prix 2023
		date 2023-08-08	rnd 4	type Standard	result 1	date 2023-08-25	rnd 1	type Standard	result 1
		Opponent Barnard, B (Blaine)				Opponent Verwey, M (Malan)
2	2	Tournament UCC Championship 2025				Tournament UCC Championship 2025
		date 2025-07-29	rnd 2	type Standard	result 1	date 2025-08-05	rnd 3	type Standard	result 1
		Opponent Deysel, P (Pierre)				Opponent Naidoo, M (Micah)
3	2	Tournament UCC Club Champs 2023				Tournament UCC Club Champs 2023
		date 2023-10-17	rnd 1	type Standard	result 1	date 2023-10-24	rnd 2	type Standard	result 1
		Opponent Bester, T (Thomas)				Opponent Crouse, J (Jayden)

#	Games	Start				End
1	2	Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023				Tournament Uitenhage Chess Club Inaugural Rapid Tournament 2023
		date 2023-02-21	rnd 2	type Rapid	result 1	date 2023-02-28	rnd 3	type Rapid	result 0.5
		Opponent Williams, E (Elijah)				Opponent Jonker, A (Aiden)
2	1	Tournament Back to School Rapid 2025				Tournament Back to School Rapid 2025
		date 2025-07-26	rnd 2	type Rapid	result 1	date 2025-07-26	rnd 2	type Rapid	result 1
		Opponent Prinsloo, S (Sean)				Opponent Prinsloo, S (Sean)
3	1	Tournament UCC Rapid July 2025				Tournament UCC Rapid July 2025
		date 2025-07-15	rnd 5	type Rapid	result 1	date 2025-07-15	rnd 5	type Rapid	result 1
		Opponent Van Huyssteen, Z (Zani)				Opponent Van Huyssteen, Z (Zani)

#	Games	Start				End
1	1	Tournament UCC Blitz March 2025				Tournament UCC Blitz March 2025
		date 2025-03-11	rnd 4	type Blitz	result 1	date 2025-03-11	rnd 4	type Blitz	result 1
		Opponent Hoogh, E (Ethan)				Opponent Hoogh, E (Ethan)
2	1	Tournament UCC Blitz March 2025				Tournament UCC Blitz March 2025
		date 2025-03-04	rnd 1	type Blitz	result 1	date 2025-03-04	rnd 1	type Blitz	result 1
		Opponent Vermeulen, I (Isabel)				Opponent Vermeulen, I (Isabel)

#	Games	Start				End
1	3	Tournament UCC Presidential Cup 2023				Tournament Uitenhage Chess Club Grand Prix 2023
		date 2023-08-08	rnd 4	type Standard	result 1	date 2023-08-25	rnd 1	type Standard	result 1
		Opponent Barnard, B (Blaine)				Opponent Verwey, M (Malan)
2	2	Tournament UCC Championship 2025				Tournament UCC Championship 2025
		date 2025-07-29	rnd 2	type Standard	result 1	date 2025-08-05	rnd 3	type Standard	result 1
		Opponent Deysel, P (Pierre)				Opponent Naidoo, M (Micah)
3	2	Tournament UCC Club Champs 2023				Tournament UCC Club Champs 2023
		date 2023-10-17	rnd 1	type Standard	result 1	date 2023-10-24	rnd 2	type Standard	result 1
		Opponent Bester, T (Thomas)				Opponent Crouse, J (Jayden)

#	Games	Start				End
1	3	Tournament UCC Presidential Cup 2023				Tournament Uitenhage Chess Club Grand Prix 2023
		date 2023-08-08	rnd 4	type Standard	result 1	date 2023-08-25	rnd 1	type Standard	result 1
		Opponent Barnard, B (Blaine)				Opponent Verwey, M (Malan)
2	2	Tournament UCC Championship 2025				Tournament UCC Championship 2025
		date 2025-07-29	rnd 2	type Standard	result 1	date 2025-08-05	rnd 3	type Standard	result 1
		Opponent Deysel, P (Pierre)				Opponent Naidoo, M (Micah)
3	2	Tournament UCC Club Champs 2023				Tournament UCC Club Champs 2023
		date 2023-10-17	rnd 1	type Standard	result 1	date 2023-10-24	rnd 2	type Standard	result 1
		Opponent Bester, T (Thomas)				Opponent Crouse, J (Jayden)

#	Games	Start				End
1	1	Tournament Back to School Rapid 2025				Tournament Back to School Rapid 2025
		date 2025-07-26	rnd 2	type Rapid	result 1	date 2025-07-26	rnd 2	type Rapid	result 1
		Opponent Prinsloo, S (Sean)				Opponent Prinsloo, S (Sean)
2	1	Tournament UCC Rapid July 2025				Tournament UCC Rapid July 2025
		date 2025-07-15	rnd 5	type Rapid	result 1	date 2025-07-15	rnd 5	type Rapid	result 1
		Opponent Van Huyssteen, Z (Zani)				Opponent Van Huyssteen, Z (Zani)
3	1	Tournament UCC Rapid April 2024				Tournament UCC Rapid April 2024
		date 2024-04-23	rnd 5	type Rapid	result 1	date 2024-04-23	rnd 5	type Rapid	result 1
		Opponent Bester, T (Thomas)				Opponent Bester, T (Thomas)

#	Games	Start				End
1	1	Tournament UCC Blitz March 2025				Tournament UCC Blitz March 2025
		date 2025-03-11	rnd 4	type Blitz	result 1	date 2025-03-11	rnd 4	type Blitz	result 1
		Opponent Hoogh, E (Ethan)				Opponent Hoogh, E (Ethan)
2	1	Tournament UCC Blitz March 2025				Tournament UCC Blitz March 2025
		date 2025-03-04	rnd 1	type Blitz	result 1	date 2025-03-04	rnd 1	type Blitz	result 1
		Opponent Vermeulen, I (Isabel)				Opponent Vermeulen, I (Isabel)

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	Schoeman ,D (Devan)	5	0	-425	2	0	-425	2	0	-425	1	0	-425
1	Schoeman ,D (Devan)	5	1305.3	880.3	2	1220.5	880.3	2	1316.9	880.3	1	1200	880.3
2	Van Der Bank ,RO (Ronald)	4	0	-425	3	0	-425	0	0	0	1	0	-425
2	Van Der Bank ,RO (Ronald)	4	1354.6	929.6	3	1299.4	929.6	0	0	0	1	1165.4	929.6
3	Hoogh ,E (Ethan)	4	2.5	106.2	2	1.5	212.5	1	0	-425	1	1	425
3	Hoogh ,E (Ethan)	4	1132.7	1238.9	2	1172.1	1345.2	1	1095.6	707.7	1	1200	1557.7
4	Verwey ,M (Malan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Verwey ,M (Malan)	3	1178.7	1320.3	3	1174.1	1320.3	0	0	0	0	0	0
5	Stassen ,R (Renaldo)	3	0	-425	2	0	-425	1	0	-425	0	0	0
5	Stassen ,R (Renaldo)	3	1211.5	786.5	2	1200	786.5	1	1200	786.5	0	0	0
6	Naidoo ,M (Micah)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
6	Naidoo ,M (Micah)	3	1199.8	1058.1	2	1191.9	1199.8	1	1193.3	774.8	0	0	0
7	Bester ,T (Thomas)	3	2	141.7	1	1	425	2	1	0	0	0	0
7	Bester ,T (Thomas)	3	1135.6	1277.3	1	1102.4	1560.6	2	1122.2	1135.6	0	0	0
8	Smile ,O (Osakhe)	3	0	-425	1	0	-425	2	0	-425	0	0	0
8	Smile ,O (Osakhe)	3	1204.1	779.1	1	1186	779.1	2	1193.2	779.1	0	0	0
9	Prins ,J (Joshua)	3	0	-425	1	0	-425	2	0	-425	0	0	0
9	Prins ,J (Joshua)	3	1299.4	874.4	1	1301.2	874.4	2	1273.9	874.4	0	0	0
10	Botlhole ,E (Erato)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Botlhole ,E (Erato)	2	1362.8	937.8	1	1362.8	937.8	1	1228.8	937.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Adams, J (Jessica)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms