Chess South Africa Ratings Database

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Personal

Joubert, K (Kyle)

Chess SA id

1060098449

FIDE id

Date of birth

2006-03-23 (U20)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1589.2	1565.6	1336.4	1329.1
Raw rating	1589.2	1565.6	1336.4	1329.1
Weighted rating	1549.4	1549.6	1245.5	1319.5
Weighted performance	1451.5	1357.4	0	0
Floor	1089.2	1078.7	836.4	829.1
K-factor	32	32	36	36
Min/Max rating change allowed	95.2	98.5	136.5	138
Highest rating	1589.2 2025-06-01	1602.9 2024-08-01	1336.4 2025-06-01	1419.6 2023-07-01
Highest raw rating	1589.2 2025-06-01	1578.7 2024-09-01	1336.4 2025-06-01	1329.1 2024-11-01
Highest weighted rating	1536.1 2025-08-01	1540.3 2025-08-01	1225.9 2025-08-01	1315 2025-08-01
Highest weighted performance	1582.1 2024-08-01	1602.9 2024-08-01	1200 2020-01-01	1419.6 2023-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1589.2	1565.6	1336.4	1329.1
Analysis
Rating	1589.2	1565.6	1336.4	1329.1
Raw rating	1589.2	1565.6	1336.4	1329.1
Weighted rating	1549.4	1549.6	1245.5
Weighted performance	1451.5	1357.4	0
K-factor	32	32	36	36
Floor	1089.2	1078.7	836.4	829.1
Max/Min rating change allowed	95.2	98.5	136.5	138
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	1589.2	1565.6	1336.4	1329.1
New weighted rating	1555.1	1553.3	1254.6	1321.5
New weighted performance	1450.9	1356.8	0	0
Temp new rating	1589.2	1565.6	1336.4	1329.1
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1589.2	1565.6	1336.4	1329.1
New K-factor	32	32	36	36
New floor	1089.2	1078.7	836.4	829.1

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	7	0	7	0
	54	32	0	22
	65	53	6	6
	24	24	0	0
	0	0	0	0
History	199	158	13	28

Games since
	Main 66	Standard 37		Rapid 7		Blitz 22
Gender	Male
Age group	U20
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	696		200		37
Male	625		174		33
U20	61		17		3
U20 Male	55		17		3
Standard
	RSA		Province		Region
Overall	755		198		41
Male	668		169		35
U20	71		23		5
U20 Male	61		21		4
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	249		107		39
Male	238		103		38
U20	25		12		4
U20 Male	24		11		4


	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	7	6.5	92.86	364.3	1545.4	1909.7
Standard	0	0	0	0	0	0
Rapid	7	6.5	92.86	364.3	1545.4	1909.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	199	122.5	61.56	98.2	1277.6	1375.9
Standard	158	92	58.23	69.9	1244.2	1314.1
Rapid	13	9.5	73.08	196.2	1455.4	1651.5
Blitz	28	21	75	212.5	1383.8	1596.3

Date	Main	Standard	Rapid	Blitz
2025-09-30	1589.2	1565.6	1336.4	1329.1
2025-09-01	1589.2	1565.6	1336.4	1329.1
2025-08-01	1589.2	1565.6	1336.4	1329.1
2025-07-01	1589.2	1565.6	1336.4	1329.1
2025-06-01	1589.2	1565.6	1336.4	1329.1
2025-05-01	1547.4	1565.6	1193	1329.1
2025-04-01	1547.4	1565.6	1193	1329.1
2025-03-01	1547.4	1565.6	1193	1329.1
2025-02-01	1547.4	1565.6	1193	1329.1
2025-01-01	1547.4	1565.6	1192.8	1329.1
2024-12-01	1547.4	1565.6	1192.8	1329.1
2024-11-01	1547.4	1565.6	1192.8	1329.1
2024-10-01	1545.8	1565.6	1192.8	1320.8
2024-09-01	1548.7	1578.7	1192.8	1320.8
2024-08-01	1521.1	1530.4	1192.8	1320.8
2024-07-01	1511.7	1530.4	1192.8	1281.9
2024-06-01	1483	1479.1	1192.8	1281.9
2024-08-01	1483	1479.1	1192.8	1281.9
2024-04-01	1457.9	1456.1	1192.8	1259.6
2024-03-01	1426.3	1417.1	1192.8	1259.6
2024-02-01	1418.4	1407.5	1192.8	1259.6
2024-01-01	1418.4	1407.5	1192.8	1259.6
2023-12-01	1418.4	1407.5	1192.8	1259.6
2023-11-01	1418.4	1407.5	1192.8	1259.6

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	Southern Knights Rapid 2025 (B)	2025-05-03	2025-05-03	Rapid	Eden (WEG)	7	7	6.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Southern Knights Rapid 2025 (B)	2025-05-03	2025-05-03	Rapid	Eden (WEG)	7	7	6.5	Yes	Analysis
2	InterClub Blitz 5 2024	2024-10-07	2024-10-07	Blitz	Eden (WEG)	6	6	4	Yes	Analysis
3	Western Cape Top Schools Championship 2024 (U18 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	4	Yes	Analysis
4	Eden Top Schools 2024 (U18 Open)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	4.5	Yes	Analysis
5	InterClub Blitz 3 Open 2024	2024-07-18	2024-07-18	Blitz	Eden (WEG)	10	8	6	Yes	Analysis
6	Eden Open 2024 (A)	2024-06-22	2024-06-22	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Eden Chess Trials 2 2024 (U20)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	10	7	Yes	Analysis
8	InterClub Blitz 1 2024	2024-04-17	2024-04-17	Blitz	Eden (WEG)	10	8	6	Yes	Analysis
9	Eden School Chess Trials 1 2024 (U20 Mix)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	4.5	Yes	Analysis
10	Mossel Bay Schools Trials 2 2024 (U19)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	1	1	Yes	Analysis
11	Eden Chess Union League 2023 (1st Division)	2023-11-11	2023-11-11	Standard	Eden (WEG)	5	5	4	Yes	Analysis
12	Mossel Bay Open 2023 (B)	2023-09-30	2023-10-01	Standard	Eden (WEG)	6	6	3	Yes	Analysis
13	Western Cape Top Schools 2023 (U18 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	1.5	Yes	Analysis
14	Eden Top Schools 2023 (U18 Mix)	2023-08-19	2023-08-19	Standard	Eden (WEG)	5	5	4	Yes	Analysis
15	Knysna Oyster Festival 2023 (Open)	2023-07-01	2023-07-01	Rapid	Eden (WEG)	6	6	3	Yes	Analysis
16	InterClub Blitz 3 2023	2023-07-20	2023-07-20	Blitz	Eden (WEG)	10	6	5	Yes	Analysis
17	Eden Trials 2+3 2023 (U18)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	10	6.5	Yes	Analysis
18	Western Cape HS Individuals 2023 (U17 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
19	Eden Trails 1 2023 (U17 Boys)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
20	Mossel Bay Schools Trials 2 2023 (U17 Boys)	2023-02-18	2023-02-18	Standard	Eden (WEG)	5	5	4	Yes	Analysis
21	Mossel Bay Schools Trials 1 2023 (U17 Boys)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	3	Yes	Analysis
22	George Open 2022 (B)	2022-12-03	2022-12-03	Standard	Eden (WEG)	5	5	2	Yes	Analysis
23	Mossel Bay Open 2022 (B)	2022-09-30	2022-10-02	Standard	Eden (WEG)	6	6	4	Yes	Analysis
24	Eden Proewe 2 2022 (O18 Seuns)	2022-04-09	2022-04-09	Standard	Eden (WEG)	5	4	1.5	Yes	Analysis
25	Eden Proewe 1 2022 (O18 Seuns)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	5	3	Yes	Analysis
26	Mosselbaai Skole Skaak Proewe 1 2022 (U18 Open)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	4	1	Yes	Analysis
27	Eden Schools Closed Trials 1 2020 (U15 Boys)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	2	Yes	Analysis
28	Mossel Bay Trials 2 2020 (U15)	2020-02-15	2020-02-15	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
29	Eden Top Schools 2019 (U13)	2019-07-20	2019-07-20	Standard	Eden (WEG)	5	5	4	Yes	Analysis
30	Eden Trials 3 2019 (U14 Open)	2019-05-11	2019-05-11	Standard	Eden (WEG)	5	5	3	Yes	Analysis
31	Eden Trials 2 2019 (U14 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	5	2	Yes	Analysis
32	Eden Trials 1 2019 (U14 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	2	Yes	Analysis
33	Eden Top Schools 2018 (U13 Mix)	2018-07-28	2018-07-28	Standard	Eden (WEG)	5	5	3	Yes	Analysis
34	EDENSC Closed 3 2018 (U14 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	2	Yes	Analysis
35	EDENSC Closed 2 2018 (U14 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	4	1	Yes	Analysis
36	EDENSC Closed 1 2018 (U14 Boys)	2018-03-10	2018-03-10	Standard	Eden (WEG)	5	5	2	Yes	Analysis

#	Games	Start				End
1	8	Tournament InterClub Blitz 5 2024				Tournament Southern Knights Rapid 2025
		date 2024-10-07	rnd 6	type Blitz	result 1	date 2025-05-03	rnd 7	type Rapid	result 0.5
		Opponent Quirk, T (Terence)				Opponent Hlanganiso, U (Unam)
2	8	Tournament Mossel Bay Schools Trials 2 2024				Tournament Eden Chess Trials 2 2024
		date 2024-02-17	rnd 1	type Standard	result 1	date 2024-04-13	rnd 2	type Standard	result 1
		Opponent Cremer, L (Leah)				Opponent Prins, Z (Zuraida)
3	7	Tournament InterClub Blitz 3 Open 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-07-18	rnd 10	type Blitz	result 1	date 2024-08-30	rnd 1	type Standard	result 1
		Opponent Williams, I (Igor)				Opponent Cloete, J (Jayden)

#	Games	Start				End
1	10	Tournament Eden Open 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-06-22	rnd 2	type Standard	result 1	date 2024-08-30	rnd 1	type Standard	result 1
		Opponent Buhrs, J (Jethro)				Opponent Cloete, J (Jayden)
2	8	Tournament Mossel Bay Schools Trials 2 2024				Tournament Eden Chess Trials 2 2024
		date 2024-02-17	rnd 1	type Standard	result 1	date 2024-04-13	rnd 2	type Standard	result 1
		Opponent Cremer, L (Leah)				Opponent Prins, Z (Zuraida)
3	7	Tournament Eden Trials 2+3 2023				Tournament Eden Top Schools 2023
		date 2023-05-13	rnd 7	type Standard	result 1	date 2023-08-19	rnd 3	type Standard	result 1
		Opponent Micheals, D (Dihogen)				Opponent Jacobs, S (Shaquille)

#	Games	Start				End
1	8	Tournament Knysna Oyster Festival 2023				Tournament Southern Knights Rapid 2025
		date 2023-07-01	rnd 6	type Rapid	result 1	date 2025-05-03	rnd 7	type Rapid	result 0.5
		Opponent Botha, R (Ralph)				Opponent Hlanganiso, U (Unam)
2	2	Tournament Knysna Oyster Festival 2023				Tournament Knysna Oyster Festival 2023
		date 2023-07-01	rnd 2	type Rapid	result 1	date 2023-07-01	rnd 3	type Rapid	result 1
		Opponent Daniel, A (Abby)				Opponent Jansen Van Rensburg, R (Ruan)

#	Games	Start				End
1	5	Tournament InterClub Blitz 3 2023				Tournament InterClub Blitz 3 2023
		date 2023-07-20	rnd 5	type Blitz	result 1	date 2023-07-20	rnd 9	type Blitz	result 1
		Opponent Spies, F (Fanie)				Opponent Botes, R (Renier)
2	4	Tournament InterClub Blitz 3 Open 2024				Tournament InterClub Blitz 3 Open 2024
		date 2024-07-18	rnd 5	type Blitz	result 1	date 2024-07-18	rnd 8	type Blitz	result 1
		Opponent Bukula, S (Sivuyisile)				Opponent Cornforth, K (Kayleigh)
3	3	Tournament InterClub Blitz 5 2024				Tournament InterClub Blitz 5 2024
		date 2024-10-07	rnd 2	type Blitz	result 1	date 2024-10-07	rnd 4	type Blitz	result 1
		Opponent Roelf, W (Wildren)				Opponent Jafta, S (Shaunley)

#	Games	Start				End
1	7	Tournament InterClub Blitz 5 2024				Tournament Southern Knights Rapid 2025
		date 2024-10-07	rnd 6	type Blitz	result 1	date 2025-05-03	rnd 6	type Rapid	result 1
		Opponent Quirk, T (Terence)				Opponent Kiewiet, B (B Jay)
2	6	Tournament Knysna Oyster Festival 2023				Tournament InterClub Blitz 3 2023
		date 2023-07-01	rnd 6	type Rapid	result 1	date 2023-07-20	rnd 9	type Blitz	result 1
		Opponent Botha, R (Ralph)				Opponent Botes, R (Renier)
3	4	Tournament InterClub Blitz 3 Open 2024				Tournament Eden Top Schools 2024
		date 2024-07-18	rnd 10	type Blitz	result 1	date 2024-08-17	rnd 3	type Standard	result 1
		Opponent Williams, I (Igor)				Opponent Smit, D (Dian)

#	Games	Start				End
1	4	Tournament Mossel Bay Schools Trials 2 2024				Tournament Eden School Chess Trials 1 2024
		date 2024-02-17	rnd 1	type Standard	result 1	date 2024-03-09	rnd 3	type Standard	result 1
		Opponent Cremer, L (Leah)				Opponent Mostert, R (Richard)
2	4	Tournament Eden Chess Union League 2023				Tournament Eden Chess Union League 2023
		date 2023-11-11	rnd 1	type Standard	result 1	date 2023-11-11	rnd 4	type Standard	result 1
		Opponent Bukula, S (Sivuyisile)				Opponent Daniels, J (Jerome)
3	4	Tournament Mossel Bay Schools Trials 2 2023				Tournament Mossel Bay Schools Trials 2 2023
		date 2023-02-18	rnd 1	type Standard	result 1	date 2023-02-18	rnd 4	type Standard	result 1
		Opponent Koert, D (Darshan)				Opponent Daniels, R (Reuben)

#	Games	Start				End
1	7	Tournament Knysna Oyster Festival 2023				Tournament Southern Knights Rapid 2025
		date 2023-07-01	rnd 6	type Rapid	result 1	date 2025-05-03	rnd 6	type Rapid	result 1
		Opponent Botha, R (Ralph)				Opponent Kiewiet, B (B Jay)
2	2	Tournament Knysna Oyster Festival 2023				Tournament Knysna Oyster Festival 2023
		date 2023-07-01	rnd 2	type Rapid	result 1	date 2023-07-01	rnd 3	type Rapid	result 1
		Opponent Daniel, A (Abby)				Opponent Jansen Van Rensburg, R (Ruan)

#	Games	Start				End
1	5	Tournament InterClub Blitz 3 2023				Tournament InterClub Blitz 3 2023
		date 2023-07-20	rnd 5	type Blitz	result 1	date 2023-07-20	rnd 9	type Blitz	result 1
		Opponent Spies, F (Fanie)				Opponent Botes, R (Renier)
2	4	Tournament InterClub Blitz 3 Open 2024				Tournament InterClub Blitz 3 Open 2024
		date 2024-07-18	rnd 5	type Blitz	result 1	date 2024-07-18	rnd 8	type Blitz	result 1
		Opponent Bukula, S (Sivuyisile)				Opponent Cornforth, K (Kayleigh)
3	3	Tournament InterClub Blitz 5 2024				Tournament InterClub Blitz 5 2024
		date 2024-10-07	rnd 2	type Blitz	result 1	date 2024-10-07	rnd 4	type Blitz	result 1
		Opponent Roelf, W (Wildren)				Opponent Jafta, S (Shaunley)

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	Claassen ,R (Ruwaldo)	6	3	0	6	3	0	0	0	0	0	0	0
1	Claassen ,R (Ruwaldo)	6	1418.8	1418.8	6	1404.8	1418.8	0	0	0	0	0	0
2	Prins ,E (Ethan)	5	2.5	0	5	2.5	0	0	0	0	0	0	0
2	Prins ,E (Ethan)	5	1382.1	1382.1	5	1379.6	1382.1	0	0	0	0	0	0
3	De Lange ,G (Gebhart)	4	2	0	4	2	0	0	0	0	0	0	0
3	De Lange ,G (Gebhart)	4	1252.2	1252.2	4	1247.6	1252.2	0	0	0	0	0	0
4	Kiewiet ,M (Marvin)	4	2	0	4	2	0	0	0	0	0	0	0
4	Kiewiet ,M (Marvin)	4	1215.4	1215.4	4	1174.3	1215.4	0	0	0	0	0	0
5	Meyer ,J (Jared)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
5	Meyer ,J (Jared)	4	1522	1309.5	4	1536.3	1309.5	0	0	0	0	0	0
6	Michaels ,A (Antonio)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
6	Michaels ,A (Antonio)	4	1448.8	1236.3	4	1437.7	1236.3	0	0	0	0	0	0
7	Quirk ,T (Terence)	4	2	0	0	0	0	0	0	0	4	2	0
7	Quirk ,T (Terence)	4	1352.9	1352.9	0	0	0	0	0	0	4	1273.9	1352.9
8	Jafta ,S (Shaunley)	4	3	212.5	0	0	0	0	0	0	4	3	212.5
8	Jafta ,S (Shaunley)	4	1385.5	1598	0	0	0	0	0	0	4	1271.1	1598
9	Andrews ,K (Kaylin)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
9	Andrews ,K (Kaylin)	3	1146.5	1288.2	3	1140.1	1288.2	0	0	0	0	0	0
10	Mostert ,R (Richard)	3	3	425	3	3	425	0	0	0	0	0	0
10	Mostert ,R (Richard)	3	1136.4	1561.4	3	1127.8	1561.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Joubert, K (Kyle)

Ratings

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Last 24 raw ratings

Rating graph

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Top 3 Streaks

Top 10 opponents most often played

Norms