Chess South Africa Ratings Database

PLAYER PAGE

Personal

Davids, J (Jordan)

Chess SA id

2130159228

FIDE id

Date of birth

2013-12-11 (U14)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

30.7

Junior GPX Points

1146.1

Item	Main	Standard	Rapid	Blitz
Rating	1327	1196.7	1314.6	1200
Raw rating	1327	1196.7	1312.8	1200
Weighted rating	1215.8	1137.3	1249.5	1200
Weighted performance	1266.6	1118.2	1314.6	0
Floor	836.1	700	829.3	700
K-factor	36	36	36	36
Min/Max rating change allowed	138.4	166.6	141.2	165.8
Highest rating	1336.1 2025-09-30	1200 2018-10-01	1332.6 2025-09-30	1200 2018-10-01
Highest raw rating	1336.1 2025-09-30	1200 2019-12-01	1329.3 2025-09-30	1200 2024-03-01
Highest weighted rating	1320.2 2018-10-01	1200 2018-10-01	1295.2 2018-10-01	1200 2018-10-01
Highest weighted performance	1320.2 2025-06-01	1200 2019-12-01	1332.6 2025-09-30	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-1.8	0
New rating	1327	1196.7	1312.8	1200
Analysis
Rating	1327	1196.7	1314.6	1200
Raw rating	1327	1196.7	1312.8	1200
Weighted rating	1215.8	1137.3	1249.5
Weighted performance	1266.6	1118.2	1314.6
K-factor	36	36	36	36
Floor	836.1	700	829.3	700
Max/Min rating change allowed	138.4	166.6	141.2	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	1327	1196.7	1312.8	1200
New weighted rating	1227.9	1143.3	1256.5	1200
New weighted performance	1259.1	1111	1306.7	0
Temp new rating	1327	1196.7	1312.8	1200
Temp new rating +/-	0	0	-1.8	0
Final new rating +/-	0	0	-1.8	0
New rating	1327	1196.7	1312.8	1200
New K-factor	36	36	36	36
New floor	836.1	700	829.3	700

Item	Main	Standard	Rapid
	0	0	0
	53	11	42
	41	30	11
	4	4	0
	0	0	0
	0	0	0
History	98	45	53

Games since
	Main 94	Standard 41		Rapid 53		Blitz 0
Gender	Female
Age group	U14
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2991		971		72
Female	590		232		21
U14	540		181		16
U14 Female	138		56		5
Standard
	RSA		Province		Region
Overall	4106		1166		73
Female	993		360		24
U14	802		218		16
U14 Female	239		86		7
Rapid
	RSA		Province		Region
Overall	975		497		57
Female	160		88		14
U14	210		110		13
U14 Female	50		26		5
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	53	29.5	55.66	48.1	1286.5	1334.6
Standard	11	6.5	59.09	77.3	1293.3	1370.6
Rapid	42	23	54.76	40.5	1284.7	1325.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	98	42	42.86	-60.7	1272.7	1212
Standard	45	14	31.11	-160.6	1267.9	1107.4
Rapid	53	28	52.83	24.1	1276.8	1300.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1327	1196.7	1312.8	1200
2025-09-30	1336.1	1196.7	1329.3	1200
2025-09-01	1331	1196.7	1318.9	1200
2025-08-01	1320.2	1196.7	1295.2	1200
2025-07-01	1320.2	1196.7	1295.2	1200
2025-06-01	1320.2	1196.7	1295.2	1200
2025-05-01	1208.9	1147	1228	1200
2025-04-01	1208.9	1147	1228	1200
2025-03-01	1172.4	1090.3	1228	1200
2025-02-01	1114.6	1089.8	1205.7	1200
2025-01-01	1102.2	1057	1205.7	1200
2024-12-01	1102.2	1057	1205.7	1200
2024-11-01	1102.2	1057	1205.7	1200
2024-10-01	1102.2	1057	1205.7	1200
2024-09-01	1076.7	1057.7	1179.1	1200
2024-08-01	1076.7	1057.7	1179.1	1200
2024-07-01	1091.6	1076.8	1179.1	1200
2024-09-01	1091.6	1076.8	1179.1	1200
2024-05-01	1146.3	1147	1179.1	1200
2024-04-01	1146.3	1147	1179.1	1200
2024-03-01	1132.2	1115	1200	1200
2024-02-01	1132.2	1115	1200	1200
2024-01-01	1132.2	1115	1200	1200
2023-12-01	1132.2	1115	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	Curro Hermanus Spring Open 2025 (U13)	2025-10-18	2025-10-18	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis
2	Kingsway Chess Open 2025 (U12)	2025-09-20	2025-09-20	Rapid	Overberg (WOS)	6	6	3.5	Yes	Analysis
3	Kleinmond Chess Club Open 2025 (U12)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
5	Brave Knights Rapid 2025 (U13)	2025-05-03	2025-05-03	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
6	Overberg Schools - PS Closed 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
7	Overberg Schools - PS Trials (Region 1) 2025 (U13 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
8	Curro Hermanus Summer Open 2025 (U13)	2025-02-08	2025-02-08	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
9	Overberg Schools & Federation Open 2025 (U13)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Curro Hermanus Spring Open 2025 (U13)	2025-10-18	2025-10-18	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis
2	Kingsway Chess Open 2025 (U12)	2025-09-20	2025-09-20	Rapid	Overberg (WOS)	6	6	3.5	Yes	Analysis
3	Kleinmond Chess Club Open 2025 (U12)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
5	Brave Knights Rapid 2025 (U13)	2025-05-03	2025-05-03	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
6	Overberg Schools - PS Closed 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
7	Overberg Schools - PS Trials (Region 1) 2025 (U13 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
8	Curro Hermanus Summer Open 2025 (U13)	2025-02-08	2025-02-08	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
9	Overberg Schools & Federation Open 2025 (U13)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
10	Overberg GP Invitational Day 2 2024 (B)	2024-09-27	2024-09-27	Standard	Overberg (WOS)	5	4	0.5	Yes	Analysis
11	Overberg GP Invitational Day 1 2024 (B)	2024-09-26	2024-09-26	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
12	Kingsway Chess Open 2024 (U12)	2024-09-14	2024-09-14	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
13	Western Cape Top Schools Championship 2024 (U11 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	1	Yes	Analysis
14	Overberg Schools - Top Schools 2024 (U11 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	5	1	Yes	Analysis
15	Western Cape PS Individuals Championship 2024 (U11 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	5	0	Yes	Analysis
16	Overberg Schools - PS Closed 2024 (U11 Girls)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
17	Overberg Schools - PS Trials Region 3 2024 (U11 Girls)	2024-03-02	2024-03-02	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
18	Overberg Top Schools 2023 (U11)	2023-08-05	2023-08-05	Standard	Overberg (WOS)	5	4	0	Yes	Analysis

#	Games	Start				End
1	4	Tournament Curro Hermanus Summer Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-08	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Massyn, J (Jezelle)				Opponent November, K (Kihara)
2	3	Tournament Kingsway Chess Open 2025				Tournament Kingsway Chess Open 2025
		date 2025-09-20	rnd 2	type Rapid	result 1	date 2025-09-20	rnd 4	type Rapid	result 0.5
		Opponent Carolus, R (Reece)				Opponent Badenhorst, M (Marinus)
3	3	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Isaacs, Q (Quinton)				Opponent Scholtz, M (Miche)

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Closed 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Spinnler, E (Elizabeth Hendrina)				Opponent Rudman, A (Alana)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Greyling, Z (Zanlia)				Opponent Calitz, L (Lydia)
3	2	Tournament Overberg GP Invitational Day 1 2024				Tournament Overberg GP Invitational Day 1 2024
		date 2024-09-26	rnd 2	type Standard	result 1	date 2024-09-26	rnd 3	type Standard	result 1
		Opponent Otto, K (Karlien)				Opponent Prins, C (Christiaan)

#	Games	Start				End
1	4	Tournament Curro Hermanus Summer Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-08	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Massyn, J (Jezelle)				Opponent November, K (Kihara)
2	3	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Isaacs, Q (Quinton)				Opponent Scholtz, M (Miche)
3	3	Tournament Brave Knights Rapid 2025				Tournament Brave Knights Rapid 2025
		date 2025-05-03	rnd 2	type Rapid	result 1	date 2025-05-03	rnd 4	type Rapid	result 1
		Opponent Pieterse, J (Jamel)				Opponent Otto, T (Taylor)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Curro Hermanus Summer Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-08	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Massyn, J (Jezelle)				Opponent November, K (Kihara)
2	3	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Isaacs, Q (Quinton)				Opponent Scholtz, M (Miche)
3	3	Tournament Brave Knights Rapid 2025				Tournament Brave Knights Rapid 2025
		date 2025-05-03	rnd 2	type Rapid	result 1	date 2025-05-03	rnd 4	type Rapid	result 1
		Opponent Pieterse, J (Jamel)				Opponent Otto, T (Taylor)

#	Games	Start				End
1	3	Tournament Overberg Schools - PS Closed 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Spinnler, E (Elizabeth Hendrina)				Opponent Rudman, A (Alana)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Greyling, Z (Zanlia)				Opponent Calitz, L (Lydia)
3	2	Tournament Overberg GP Invitational Day 1 2024				Tournament Overberg GP Invitational Day 1 2024
		date 2024-09-26	rnd 2	type Standard	result 1	date 2024-09-26	rnd 3	type Standard	result 1
		Opponent Otto, K (Karlien)				Opponent Prins, C (Christiaan)

#	Games	Start				End
1	4	Tournament Curro Hermanus Summer Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-08	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Massyn, J (Jezelle)				Opponent November, K (Kihara)
2	3	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 4	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Isaacs, Q (Quinton)				Opponent Scholtz, M (Miche)
3	3	Tournament Brave Knights Rapid 2025				Tournament Brave Knights Rapid 2025
		date 2025-05-03	rnd 2	type Rapid	result 1	date 2025-05-03	rnd 4	type Rapid	result 1
		Opponent Pieterse, J (Jamel)				Opponent Otto, T (Taylor)

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	Otto ,K (Karlien)	5	2	-85	5	2	-85	0	0	0	0	0	0
1	Otto ,K (Karlien)	5	1182.1	1097.1	5	1170.1	1097.1	0	0	0	0	0	0
2	Du Preez ,A (Alet)	4	0	-425	2	0	-425	2	0	-425	0	0	0
2	Du Preez ,A (Alet)	4	1337	912	2	1278.1	912	2	1374.6	912	0	0	0
3	Buhr ,G (Gretchen)	3	1.5	0	2	0.5	-212.5	1	1	425	0	0	0
3	Buhr ,G (Gretchen)	3	1281.7	1281.7	2	1305.5	1069.2	1	1187.6	1706.7	0	0	0
4	Otto ,T (Taylor)	3	1.5	0	1	0	-425	2	1.5	212.5	0	0	0
4	Otto ,T (Taylor)	3	1325.8	1325.8	1	1115.6	900.8	2	1401.6	1538.3	0	0	0
5	Tait ,S (Savannah)	3	1.5	0	1	0.5	0	2	1	0	0	0	0
5	Tait ,S (Savannah)	3	1218.8	1218.8	1	1240.6	1218.8	2	1197.1	1218.8	0	0	0
6	Calitz ,L (Lydia)	2	1	0	2	1	0	0	0	0	0	0	0
6	Calitz ,L (Lydia)	2	1300.9	1300.9	2	1306.8	1300.9	0	0	0	0	0	0
7	Du Preez ,A (Anneke)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Du Preez ,A (Anneke)	2	1435.9	1010.9	2	1423.7	1010.9	0	0	0	0	0	0
8	November ,K (Kihara)	2	1	0	1	0	-425	1	1	425	0	0	0
8	November ,K (Kihara)	2	1213.9	1213.9	1	1248.9	788.9	1	1191.6	1638.9	0	0	0
9	Scholtz ,M (Miche)	2	1	0	1	0	-425	1	1	425	0	0	0
9	Scholtz ,M (Miche)	2	1296.2	1296.2	1	1296.6	871.2	1	1294.7	1721.2	0	0	0
10	Collins ,E (Esme)	2	0.5	-212.5	1	0	-425	1	0.5	0	0	0	0
10	Collins ,E (Esme)	2	1181.9	969.4	1	1186	756.9	1	1234.7	1181.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Davids, J (Jordan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms