Chess South Africa Ratings Database

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Personal

Stoffberg, M (Mikaeel)

Chess SA id

1110117560

FIDE id

Date of birth

2011-09-20 (U16)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-14

Personal details last changed

1900-01-01

Junior GPX Games

22.5

Junior GPX Points

1248

Item	Main	Standard	Rapid	Blitz
Rating	1358.8	1340.5	1331.3	1245.8
Raw rating	1358.8	1340.5	1329.8	1245.8
Weighted rating	1341.7	1302.1	1331.3	1244.1
Weighted performance	1253.4	1272.4	1242.1	970.8
Floor	877.3	840.5	857.3	762.8
K-factor	36	36	36	36
Min/Max rating change allowed	132.2	135.7	137.8	155.3
Highest rating	1377.3 2025-05-05	1342.8 2023-08-01	1420.3 2019-07-01	1262.8 2024-03-01
Highest raw rating	1377.3 2025-05-05	1340.5 2025-06-01	1357.3 2025-03-01	1262.8 2024-03-01
Highest weighted rating	1333 2025-08-01	1291.6 2025-08-01	1325.3 2025-08-01	1242.3 2025-08-01
Highest weighted performance	1362 2025-06-01	1342.8 2023-08-01	1420.3 2019-07-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	2.2	0
New rating	1358.8	1340.5	1333.4	1245.8
Analysis
Rating	1358.8	1340.5	1331.3	1245.8
Raw rating	1358.8	1340.5	1329.8	1245.8
Weighted rating	1341.7	1302.1	1331.3
Weighted performance	1253.4	1272.4	1242.1
K-factor	36	36	36	36
Floor	877.3	840.5	857.3	762.8
Max/Min rating change allowed	132.2	135.7	137.8	155.3
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	1358.8	1340.5	1329.8	1245.8
New weighted rating	1345.3	1306.8	1333.4	1244.7
New weighted performance	1252.1	1271	1240.7	969.6
Temp new rating	1358.8	1340.5	1333.4	1245.8
Temp new rating +/-	0	0	2.2	0
Final new rating +/-	0	0	2.2	0
New rating	1358.8	1340.5	1333.4	1245.8
New K-factor	36	36	36	36
New floor	877.3	840.5	857.3	762.8

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	29	18	11	0
	45	10	10	25
	25	5	20	0
	0	0	0	0
	0	0	0	0
History	116	33	47	36

Games since
	Main 79	Standard 28		Rapid 26		Blitz 25
Gender	Male
Age group	U16
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2575		811		75
Male	2092		615		55
U16	403		139		17
U16 Male	305		96		12
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	846		434		98
Male	700		355		78
U16	130		71		21
U16 Male	102		56		15
Blitz
	RSA		Province		Region
Overall	368		140		16
Male	345		134		15
U16	30		12		4
U16 Male	27		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	29	16	55.17	44	1328.9	1372.8
Standard	18	10	55.56	47.2	1358.4	1405.6
Rapid	11	6	54.55	38.6	1280.5	1319.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	116	67	57.76	65.9	1262.4	1328.4
Standard	33	19.5	59.09	77.3	1313.6	1390.9
Rapid	47	26.5	56.38	54.3	1242.9	1297.1
Blitz	36	21	58.33	70.8	1241	1311.8

Date	Main	Standard	Rapid	Blitz
2025-09-30	1358.8	1340.5	1329.8	1245.8
2025-09-01	1358.8	1340.5	1329.8	1245.8
2025-08-01	1358.8	1340.5	1329.8	1245.8
2025-07-01	1376.5	1340.5	1357.3	1245.8
2025-06-01	1376.5	1340.5	1357.3	1245.8
2025-05-01	1377.3	1336.6	1357.3	1245.8
2025-04-01	1356.5	1299.6	1357.3	1245.8
2025-03-01	1348.1	1282.3	1357.3	1245.8
2025-02-01	1337.3	1282.3	1344.3	1245.8
2025-01-01	1337.3	1282.3	1344.3	1245.8
2024-12-01	1337.3	1282.3	1344.3	1245.8
2024-11-01	1337.3	1282.3	1344.3	1245.8
2024-10-01	1337.3	1282.3	1344.3	1245.8
2024-09-01	1337.3	1282.3	1344.3	1245.8
2024-08-01	1333.7	1265.4	1344.3	1245.8
2024-07-01	1333.7	1265.4	1344.3	1245.8
2024-06-01	1306.6	1265.4	1272.9	1245.8
2024-08-01	1272.2	1234.4	1272.9	1213.8
2024-04-01	1233.4	1234.4	1197.7	1262.8
2024-03-01	1233.4	1234.4	1197.7	1262.8
2024-02-01	1221.3	1234.4	1197.7	1197.2
2024-01-01	1221.3	1234.4	1197.7	1197.2
2023-12-01	1221.3	1234.4	1197.7	1197.2
2023-11-01	1221.3	1234.4	1197.7	1197.2

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	Lower West Coast Top Schools 2025 (U17)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	6	6	2.5	Yes	Analysis
2	Deep Blue Open 2025 (A)	2025-06-21	2025-06-21	Standard	West Coast (WCU)	5	0	0	No	Analysis
3	West Coast And Mykonos Open 2025 (Open)	2025-05-02	2025-05-04	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
5	West Coast Schools Chess Prestige 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
6	Lower West Coast Prestige 2025 (U15 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Lower West Coast Top Schools 2025 (U17)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	6	6	2.5	Yes	Analysis
2	Deep Blue Open 2025 (A)	2025-06-21	2025-06-21	Standard	West Coast (WCU)	5	0	0	No	Analysis
3	West Coast And Mykonos Open 2025 (Open)	2025-05-02	2025-05-04	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U15 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
5	West Coast Schools Chess Prestige 2025 (U15 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	4	Yes	Analysis
6	Lower West Coast Prestige 2025 (U15 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
7	Western Cape Women�s Championship 2024 (U14)	2024-08-09	2024-08-09	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
8	Basil Ellman Annual Rapid 2024 (Advanced)	2024-06-08	2024-06-08	Rapid	West Coast (WCU)	5	5	4.5	Yes	Analysis
9	Deep Blue CC May Blitz 2024	2024-05-22	2024-05-22	Blitz	West Coast (WCU)	7	7	4	Yes	Analysis
10	West Coast & Mykonos Open 2024 (U14)	2024-05-18	2024-05-18	Standard	West Coast (WCU)	5	5	3.5	Yes	Analysis
11	Deep Blue Chess Club April Blitz 2024	2024-04-24	2024-04-24	Blitz	West Coast (WCU)	7	6	2	Yes	Analysis
12	Deep Blue Open 2024 (Development)	2024-04-13	2024-04-13	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
13	Deep Blue March Blitz 2024	2024-03-27	2024-03-27	Blitz	West Coast (WCU)	5	5	3	Yes	Analysis
14	Deep Blue February Blitz Juniors 2024	2024-02-28	2024-02-28	Blitz	West Coast (WCU)	7	7	5	Yes	Analysis
15	Deep Blue Open Team 2023	2023-11-04	2023-11-04	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
16	Deep Blue Open 2023 (Advanced)	2023-09-16	2023-09-16	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
17	CW Top Schools 2023 (U14)	2023-08-12	2023-08-12	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
18	Saldanha Open 2023 (Elite)	2023-07-29	2023-07-29	Rapid	West Coast (WCU)	6	6	0.5	Yes	Analysis
19	West Coast Open 2023 (Development A)	2023-05-20	2023-06-03	Rapid	West Coast (WCU)	5	4	3	Yes	Analysis
20	Back to School Rapid 2020 (U10)	2020-02-01	2020-02-01	Rapid	West Coast (WCU)	5	4	2	Yes	Analysis
21	Topolino Club Blits 2019	2019-09-02	2019-09-02	Blitz	West Coast (WCU)	11	11	7	Yes	Analysis
22	Weskus Topskole 2019 (U9)	2019-07-20	2019-07-20	Rapid	West Coast (WCU)	3	2	1.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament Deep Blue CC May Blitz 2024				Tournament Western Cape Women�s Championship 2024
		date 2024-05-22	rnd 7	type Blitz	result 1	date 2024-08-09	rnd 1	type Standard	result 1
		Opponent Siebritz, N (Noelle)				Opponent Kennedy, L (Leah)
2	5	Tournament Western Cape Women�s Championship 2024				Tournament Lower West Coast Prestige 2025
		date 2024-08-09	rnd 5	type Standard	result 1	date 2025-02-22	rnd 4	type Rapid	result 0.5
		Opponent Hudson, O (Olivia Anne)				Opponent Meyer, D (Dewanio)
3	5	Tournament Topolino Club Blits 2019				Tournament Back to School Rapid 2020
		date 2019-09-02	rnd 9	type Blitz	result 1	date 2020-02-01	rnd 3	type Rapid	result 0.5
		Opponent Fouche, H (Hanro)				Opponent Oosthuizen, B (Brett)

#	Games	Start				End
1	5	Tournament CW Top Schools 2023				Tournament West Coast & Mykonos Open 2024
		date 2023-08-12	rnd 5	type Standard	result 1	date 2024-05-18	rnd 4	type Standard	result 1
		Opponent Philander, M (Megan)				Opponent Viljoen, L (Lienka)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 3	type Standard	result 1
		Opponent Geduld, M (Marchelino)				Opponent Etsala-Kourou, B (Billy)
3	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Lombaard, R (Royston)				Opponent Swarts, T (Taloghan)

#	Games	Start				End
1	11	Tournament Deep Blue Open 2024				Tournament Lower West Coast Prestige 2025
		date 2024-04-13	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 0.5
		Opponent Swartz, A (Ashan)				Opponent Meyer, D (Dewanio)
2	4	Tournament Weskus Topskole 2019				Tournament Back to School Rapid 2020
		date 2019-07-20	rnd 2	type Rapid	result 0.5	date 2020-02-01	rnd 3	type Rapid	result 0.5
		Opponent Kleynhans, C (Caylen)				Opponent Oosthuizen, B (Brett)
3	3	Tournament Deep Blue Open Team 2023				Tournament Deep Blue Open Team 2023
		date 2023-11-04	rnd 2	type Rapid	result 1	date 2023-11-04	rnd 4	type Rapid	result 1
		Opponent Baartman, J (Jason)				Opponent Zwane, S (Sibusiso)

#	Games	Start				End
1	4	Tournament Topolino Club Blits 2019				Tournament Deep Blue February Blitz Juniors 2024
		date 2019-09-02	rnd 9	type Blitz	result 1	date 2024-02-28	rnd 1	type Blitz	result 1
		Opponent Fouche, H (Hanro)				Opponent Wehr, C (Corbin)
2	3	Tournament Deep Blue CC May Blitz 2024				Tournament Deep Blue CC May Blitz 2024
		date 2024-05-22	rnd 1	type Blitz	result 1	date 2024-05-22	rnd 3	type Blitz	result 1
		Opponent Kujinga, T (Tawanayasha)				Opponent Marinus, M (Madison)
3	3	Tournament Deep Blue February Blitz Juniors 2024				Tournament Deep Blue March Blitz 2024
		date 2024-02-28	rnd 6	type Blitz	result 1	date 2024-03-27	rnd 1	type Blitz	result 1
		Opponent Baartman, J (Jason)				Opponent Khosa, L (Lwandle)

#	Games	Start				End
1	4	Tournament Western Cape Women�s Championship 2024				Tournament Lower West Coast Prestige 2025
		date 2024-08-09	rnd 5	type Standard	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent Hudson, O (Olivia Anne)				Opponent Fredericks, K (Keaghan)
2	3	Tournament Basil Ellman Annual Rapid 2024				Tournament Western Cape Women�s Championship 2024
		date 2024-06-08	rnd 4	type Rapid	result 1	date 2024-08-09	rnd 1	type Standard	result 1
		Opponent De Meillon, K (Kian)				Opponent Kennedy, L (Leah)
3	3	Tournament Deep Blue CC May Blitz 2024				Tournament Basil Ellman Annual Rapid 2024
		date 2024-05-22	rnd 7	type Blitz	result 1	date 2024-06-08	rnd 2	type Rapid	result 1
		Opponent Siebritz, N (Noelle)				Opponent Kersouw, E (Emily)

#	Games	Start				End
1	3	Tournament West Coast & Mykonos Open 2024				Tournament West Coast & Mykonos Open 2024
		date 2024-05-18	rnd 2	type Standard	result 1	date 2024-05-18	rnd 4	type Standard	result 1
		Opponent Ellman, A (Andries)				Opponent Viljoen, L (Lienka)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 3	type Standard	result 1
		Opponent Geduld, M (Marchelino)				Opponent Etsala-Kourou, B (Billy)
3	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 5	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Lombaard, R (Royston)				Opponent Swarts, T (Taloghan)

#	Games	Start				End
1	5	Tournament Basil Ellman Annual Rapid 2024				Tournament Lower West Coast Prestige 2025
		date 2024-06-08	rnd 4	type Rapid	result 1	date 2025-02-22	rnd 3	type Rapid	result 1
		Opponent De Meillon, K (Kian)				Opponent Fredericks, K (Keaghan)
2	4	Tournament Deep Blue Open 2024				Tournament Basil Ellman Annual Rapid 2024
		date 2024-04-13	rnd 4	type Rapid	result 1	date 2024-06-08	rnd 2	type Rapid	result 1
		Opponent Swartz, A (Ashan)				Opponent Kersouw, E (Emily)
3	3	Tournament Deep Blue Open Team 2023				Tournament Deep Blue Open Team 2023
		date 2023-11-04	rnd 2	type Rapid	result 1	date 2023-11-04	rnd 4	type Rapid	result 1
		Opponent Baartman, J (Jason)				Opponent Zwane, S (Sibusiso)

#	Games	Start				End
1	4	Tournament Topolino Club Blits 2019				Tournament Deep Blue February Blitz Juniors 2024
		date 2019-09-02	rnd 9	type Blitz	result 1	date 2024-02-28	rnd 1	type Blitz	result 1
		Opponent Fouche, H (Hanro)				Opponent Wehr, C (Corbin)
2	3	Tournament Deep Blue CC May Blitz 2024				Tournament Deep Blue CC May Blitz 2024
		date 2024-05-22	rnd 1	type Blitz	result 1	date 2024-05-22	rnd 3	type Blitz	result 1
		Opponent Kujinga, T (Tawanayasha)				Opponent Marinus, M (Madison)
3	3	Tournament Deep Blue February Blitz Juniors 2024				Tournament Deep Blue March Blitz 2024
		date 2024-02-28	rnd 6	type Blitz	result 1	date 2024-03-27	rnd 1	type Blitz	result 1
		Opponent Baartman, J (Jason)				Opponent Khosa, L (Lwandle)

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	Siebritz ,N (Noelle)	7	6	303.6	2	1.5	212.5	2	1.5	212.5	3	3	425
1	Siebritz ,N (Noelle)	7	1153.3	1456.9	2	1216.1	1365.8	2	1150.7	1365.8	3	1150.1	1578.3
2	Siebritz ,Y (Yul)	5	2.5	0	0	0	0	2	1.5	212.5	3	1	-141.7
2	Siebritz ,Y (Yul)	5	1411.6	1411.6	0	0	0	2	1507.7	1624.1	3	1310	1269.9
3	Sedeman ,A (Aiden)	3	0	-425	1	0	-425	0	0	0	2	0	-425
3	Sedeman ,A (Aiden)	3	1341	916	1	1374.4	916	0	0	0	2	1236.8	916
4	Geduld ,K (Kah-Lee)	3	0.5	-283.3	0	0	0	3	0.5	-283.3	0	0	0
4	Geduld ,K (Kah-Lee)	3	1220.1	936.7	0	0	0	3	1209.3	936.7	0	0	0
5	Baartman ,J (Jason)	3	3	425	0	0	0	1	1	425	2	2	425
5	Baartman ,J (Jason)	3	1229.7	1654.7	0	0	0	1	1260.7	1654.7	2	1198.6	1654.7
6	Wehr ,C (Corbin)	3	1	-141.7	0	0	0	0	0	0	3	1	-141.7
6	Wehr ,C (Corbin)	3	1402.5	1260.9	0	0	0	0	0	0	3	1225.6	1260.9
7	Ellman ,A (Anne-Belle)	3	0	-425	0	0	0	0	0	0	3	0	-425
7	Ellman ,A (Anne-Belle)	3	1399.9	974.9	0	0	0	0	0	0	3	1290.9	974.9
8	Marinus ,M (Madison)	3	2	141.7	0	0	0	0	0	0	3	2	141.7
8	Marinus ,M (Madison)	3	1255.4	1397	0	0	0	0	0	0	3	1148.2	1397
9	Zogo ,C (Credo)	2	0	-425	1	0	-425	1	0	-425	0	0	0
9	Zogo ,C (Credo)	2	1349.5	924.5	1	1283.3	924.5	1	1308.8	924.5	0	0	0
10	Gulwa ,L (Lukhanyo)	2	2	425	1	1	425	0	0	0	1	1	425
10	Gulwa ,L (Lukhanyo)	2	1128.2	1553.2	1	1200	1553.2	0	0	0	1	1200	1553.2

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Stoffberg, M (Mikaeel)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms