Chess South Africa Ratings Database

PLAYER PAGE

Personal

Robertson, M (Melcaylinn)

Chess SA id

2100130799

FIDE id

Date of birth

2010-05-08 (U16)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1278.3	1270	1200	1200
Raw rating	1278.3	1270	1200	1200
Weighted rating	1253.5	1239.1	1200	1200
Weighted performance	963.4	953.6	0	0
Floor	910.5	903.3	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	148.3	150.1	165.8	165.8
Highest rating	1512 2020-02-01	1496.9 2020-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1410.5 2022-09-01	1403.3 2022-09-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1410.5 2023-01-01	1403.3 2022-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1512 2020-02-01	1496.9 2020-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1278.3	1270	1200	1200
Analysis
Rating	1278.3	1270	1200	1200
Raw rating	1278.3	1270	1200	1200
Weighted rating	1253.5	1239.1	1200
Weighted performance	963.4	953.6	0
K-factor	32	32	36	36
Floor	910.5	903.3	700	700
Max/Min rating change allowed	148.3	150.1	165.8	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	1278.3	1270	1200	1200
New weighted rating	1256.1	1242.5	1200	1200
New weighted performance	956.2	946.5	0	0
Temp new rating	1278.3	1270	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1278.3	1270	1200	1200
New K-factor	32	32	36	36
New floor	910.5	903.3	700	700

Item	Main	Standard
	0	0
	4	4
	21	21
	24	24
	36	36
	0	0
History	99	99

Games since
	Main 25	Standard 25		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
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	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
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	4	3	75	212.5	1299.4	1511.9
Standard	4	3	75	212.5	1299.4	1511.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	99	56.5	57.07	60.1	1237.5	1297.6
Standard	99	56.5	57.07	60.1	1237.5	1297.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1278.3	1270	1200	1200
2025-09-30	1278.3	1270	1200	1200
2025-09-01	1278.3	1270	1200	1200
2025-08-01	1247.6	1232.5	1200	1200
2025-07-01	1247.6	1232.5	1200	1200
2025-06-01	1247.6	1232.5	1200	1200
2025-05-01	1247.6	1232.5	1200	1200
2025-04-01	1247.6	1232.5	1200	1200
2025-03-01	1247.6	1232.5	1200	1200
2025-02-01	1247.6	1232.5	1200	1200
2025-01-01	1247.6	1232.5	1200	1200
2024-12-01	1247.6	1232.5	1200	1200
2024-11-01	1247.6	1232.5	1200	1200
2024-10-01	1247.6	1232.5	1200	1200
2024-09-01	1247.6	1232.5	1200	1200
2024-08-01	1247.6	1232.5	1200	1200
2024-07-01	1247.6	1232.5	1200	1200
2024-09-01	1247.6	1232.5	1200	1200
2024-05-01	1247.6	1232.5	1200	1200
2024-04-01	1237.8	1215.2	1200	1200
2024-03-01	1216.8	1180.6	1200	1200
2024-02-01	1216.8	1180.6	1200	1200
2024-01-01	1216.8	1180.6	1200	1200
2023-12-01	1216.8	1180.6	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	Mossel Bay Top Schools 2025 (U18 Girls)	2025-08-02	2025-08-02	Standard	Eden (WEG)	6	4	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Mossel Bay Top Schools 2025 (U18 Girls)	2025-08-02	2025-08-02	Standard	Eden (WEG)	6	4	3	Yes	Analysis
2	Eden Chess Trials 2 2024 (U16)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	10	6	Yes	Analysis
3	Western Cape HS Individuals Championship 2024 (U15 Girls)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
4	Eden School Chess Trials 1 2024 (U15 Girls)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
5	Western Cape Top Schools 2023 (U15 Girls)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
6	Eden Trials 2+3 2023 (U16)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	4	1	Yes	Analysis
7	Eden Trials 2+3 2023 (U14)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	0	0	No	Analysis
8	Western Cape HS Individuals 2023 (U15 Girls)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
9	Eden Trails 1 2023 (U15 Girls)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	4	3	Yes	Analysis
10	Eden Trails 1 2023 (U13 Girls)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	0	0	No	Analysis
11	Mossel Bay Schools Trials 2 2023 (U15 Girls)	2023-02-18	2023-02-18	Standard	Eden (WEG)	5	0	0	No	Analysis
12	Mossel Bay Schools Trials 1 2023 (U15 Girls)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
13	Mossel Bay Open 2022 (B)	2022-09-30	2022-10-02	Standard	Eden (WEG)	6	6	2	Yes	Analysis
14	Western Cape Top Schools 2022 (U13 Girls)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	1	Yes	Analysis
15	Eden Topskole 2022 (O13 Dogters)	2022-08-13	2022-08-13	Standard	Eden (WEG)	6	4	4	Yes	Analysis
16	Western Cape Schools 2022 (U13 Girls)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
17	Eden Proewe 2 2022 (O13 Dogters)	2022-04-09	2022-04-09	Standard	Eden (WEG)	5	5	3	Yes	Analysis
18	Eden Proewe 1 2022 (O13 Dogters)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	5	5	Yes	Analysis
19	Mosselbaai Skole Skaak Proewe 1 2022 (U13 Girls)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
20	Eden Schools Closed Trials 1 2020 (U11 Girls)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	3	Yes	Analysis
21	Mossel Bay Trials 2 2020 (U11)	2020-02-15	2020-02-15	Standard	Eden (WEG)	5	4	4	Yes	Analysis
22	Mossel Bay Trials 1 2020 (U11)	2020-02-01	2020-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis

#	Games	Start				End
1	9	Tournament Mosselbaai Skole Skaak Proewe 1 2022				Tournament Eden Proewe 2 2022
		date 2022-01-29	rnd 4	type Standard	result 1	date 2022-04-09	rnd 2	type Standard	result 1
		Opponent Jantjies, C (Caitlyn)				Opponent Wewers, I (Izelle)
2	5	Tournament Western Cape Schools 2022				Tournament Eden Topskole 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-08-13	rnd 6	type Standard	result 1
		Opponent Mbuli, A (Anelisa)				Opponent Kenzenie, K (Keisha)
3	5	Tournament Mossel Bay Trials 1 2020				Tournament Mossel Bay Trials 2 2020
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-15	rnd 5	type Standard	result 1
		Opponent Kennedy, J (Juvante)				Opponent Bredenkamp, J (Jaydon)

#	Games	Start				End
1	9	Tournament Mosselbaai Skole Skaak Proewe 1 2022				Tournament Eden Proewe 2 2022
		date 2022-01-29	rnd 4	type Standard	result 1	date 2022-04-09	rnd 2	type Standard	result 1
		Opponent Jantjies, C (Caitlyn)				Opponent Wewers, I (Izelle)
2	5	Tournament Western Cape Schools 2022				Tournament Eden Topskole 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-08-13	rnd 6	type Standard	result 1
		Opponent Mbuli, A (Anelisa)				Opponent Kenzenie, K (Keisha)
3	5	Tournament Mossel Bay Trials 1 2020				Tournament Mossel Bay Trials 2 2020
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-15	rnd 5	type Standard	result 1
		Opponent Kennedy, J (Juvante)				Opponent Bredenkamp, J (Jaydon)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament Mosselbaai Skole Skaak Proewe 1 2022				Tournament Eden Proewe 2 2022
		date 2022-01-29	rnd 4	type Standard	result 1	date 2022-04-09	rnd 2	type Standard	result 1
		Opponent Jantjies, C (Caitlyn)				Opponent Wewers, I (Izelle)
2	5	Tournament Western Cape Schools 2022				Tournament Eden Topskole 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-08-13	rnd 6	type Standard	result 1
		Opponent Mbuli, A (Anelisa)				Opponent Kenzenie, K (Keisha)
3	5	Tournament Mossel Bay Trials 1 2020				Tournament Mossel Bay Trials 2 2020
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-15	rnd 5	type Standard	result 1
		Opponent Kennedy, J (Juvante)				Opponent Bredenkamp, J (Jaydon)

#	Games	Start				End
1	9	Tournament Mosselbaai Skole Skaak Proewe 1 2022				Tournament Eden Proewe 2 2022
		date 2022-01-29	rnd 4	type Standard	result 1	date 2022-04-09	rnd 2	type Standard	result 1
		Opponent Jantjies, C (Caitlyn)				Opponent Wewers, I (Izelle)
2	5	Tournament Western Cape Schools 2022				Tournament Eden Topskole 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-08-13	rnd 6	type Standard	result 1
		Opponent Mbuli, A (Anelisa)				Opponent Kenzenie, K (Keisha)
3	5	Tournament Mossel Bay Trials 1 2020				Tournament Mossel Bay Trials 2 2020
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-15	rnd 5	type Standard	result 1
		Opponent Kennedy, J (Juvante)				Opponent Bredenkamp, J (Jaydon)

No games found.

#	Games	Start				End

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	Le Kay ,Y (Yshah)	6	3	0	6	3	0	0	0	0	0	0	0
1	Le Kay ,Y (Yshah)	6	1345.2	1345.2	6	1304.6	1345.2	0	0	0	0	0	0
2	Wewers ,I (Izelle)	5	3.5	170	5	3.5	170	0	0	0	0	0	0
2	Wewers ,I (Izelle)	5	1244.1	1414.1	5	1243.4	1414.1	0	0	0	0	0	0
3	Makriga ,G (Gionia)	4	4	425	4	4	425	0	0	0	0	0	0
3	Makriga ,G (Gionia)	4	1182.1	1607.1	4	1186.8	1607.1	0	0	0	0	0	0
4	Claassen ,M (Micylee)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
4	Claassen ,M (Micylee)	3	1140.4	1282.1	3	1128.3	1282.1	0	0	0	0	0	0
5	Jacobs ,Z (Zee-Lynne)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
5	Jacobs ,Z (Zee-Lynne)	3	1267	1125.3	3	1264.8	1125.3	0	0	0	0	0	0
6	Taute ,M (Mecayla)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
6	Taute ,M (Mecayla)	3	1208.2	1208.2	3	1200.5	1208.2	0	0	0	0	0	0
7	Buys ,D (Denee)	2	2	425	2	2	425	0	0	0	0	0	0
7	Buys ,D (Denee)	2	1261.2	1686.2	2	1244.8	1686.2	0	0	0	0	0	0
8	Grove ,E (Emily)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Grove ,E (Emily)	2	1419.6	994.6	2	1379.4	994.6	0	0	0	0	0	0
9	Michaels ,B (Bernadine)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Michaels ,B (Bernadine)	2	1242.2	817.2	2	1244.4	817.2	0	0	0	0	0	0
10	Jansen ,G (Gabriella)	2	2	425	2	2	425	0	0	0	0	0	0
10	Jansen ,G (Gabriella)	2	1392.5	1817.5	2	1383.1	1817.5	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

Robertson, M (Melcaylinn)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms