Chess South Africa Ratings Database

PLAYER PAGE

Personal

Machaba, G (Geraldine)

Chess SA id

2130308706

FIDE id

Date of birth

2013-08-12 (U14)

Gender

Female

Region

Waterberg (LWM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1191.1

Item	Main	Standard	Rapid	Blitz
Rating	1216.5	1228.4	1183.3	1200
Raw rating	1216.5	1228.4	1183.3	1200
Weighted rating	1188.1	1195.6	1180.9	1200
Weighted performance	1174.1	1166.6	0	0
Floor	716.5	728.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	162	159.2	169.8	165.8
Highest rating	1216.5 2025-09-30	1228.4 2025-09-30	1200 2024-08-01	1200 2024-08-01
Highest raw rating	1216.5 2025-09-30	1228.4 2025-09-30	1200 2024-08-01	1200 2024-08-01
Highest weighted rating	1208.2 2024-08-01	1218.3 2024-08-01	1200 2024-08-01	1200 2024-08-01
Highest weighted performance	1200 2024-12-01	1200 2024-08-01	1200 2024-12-01	1200 2024-08-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1216.5	1228.4	1183.3	1200
Analysis
Rating	1216.5	1228.4	1183.3	1200
Raw rating	1216.5	1228.4	1183.3	1200
Weighted rating	1188.1	1195.6	1180.9
Weighted performance	1174.1	1166.6	0
K-factor	36	36	36	36
Floor	716.5	728.4	700	700
Max/Min rating change allowed	162	159.2	169.8	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	1216.5	1228.4	1183.3	1200
New weighted rating	1190.3	1198.3	1180.8	1200
New weighted performance	1173.6	1166.2	0	0
Temp new rating	1216.5	1228.4	1183.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1216.5	1228.4	1183.3	1200
New K-factor	36	36	36	36
New floor	716.5	728.4	700	700

Item	Main	Standard	Rapid
	0	0	0
	26	26	0
	22	17	5
	0	0	0
	0	0	0
	0	0	0
History	48	43	5

Games since
	Main 48	Standard 43		Rapid 5		Blitz 0
Gender	Female
Age group	U14
Region	Waterberg (LWM)
Province	Limpopo (LP)
Main
	RSA		Province		Region
Overall	3916		135		2
Female	926		19		1
U14	746		37		1
U14 Female	212		3		1
Standard
	RSA		Province		Region
Overall	3707		123		2
Female	870		15		1
U14	716		38		1
U14 Female	204		5		1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
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	26	10	38.46	-98.1	1300.7	1202.6
Standard	26	10	38.46	-98.1	1300.7	1202.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	48	18	37.5	-106.2	1261.8	1155.5
Standard	43	16.5	38.37	-98.8	1271.6	1172.8
Rapid	5	1.5	30	-170	1177.4	1007.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1216.5	1228.4	1183.3	1200
2025-09-01	1208.2	1218.3	1183.3	1200
2025-08-01	1208.2	1218.3	1183.3	1200
2025-07-01	1208.2	1218.3	1183.3	1200
2025-06-01	1179.8	1184.5	1183.3	1200
2025-05-01	1180.6	1185.8	1183.3	1200
2025-04-01	1182.6	1187.8	1183.3	1200
2025-03-01	1182.6	1187.8	1183.3	1200
2025-02-01	1180.9	1186.1	1182.1	1200
2025-01-01	1150.3	1157.6	1158.4	1200
2024-12-01	1156.3	1164.4	1158.4	1200
2024-11-01	1156.3	1164.4	1158.4	1200
2024-10-01	1150.7	1167.6	1158.4	1200
2024-09-01	1171.9	1200	1158.4	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	Capricorn District Qualifying Tournament 8 2025 (U14)	2025-09-13	2025-09-13	Standard	Capricorn (LCP)	5	4	2	Yes	Analysis
2	Capricorn District Qualifying Tournament 5 2025 (U14)	2025-05-17	2025-05-17	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
3	Spartan Bishops Championships Maidens 2025 (U14)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	4	1	Yes	Analysis
4	Moja Chess Extravaganza 2025 (U12)	2025-04-26	2025-04-28	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
5	South African Junior Closed Chess Championships 2025 (U12 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	8	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Capricorn District Qualifying Tournament 8 2025 (U14)	2025-09-13	2025-09-13	Standard	Capricorn (LCP)	5	4	2	Yes	Analysis
2	Capricorn District Qualifying Tournament 5 2025 (U14)	2025-05-17	2025-05-17	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
3	Spartan Bishops Championships Maidens 2025 (U14)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	4	1	Yes	Analysis
4	Moja Chess Extravaganza 2025 (U12)	2025-04-26	2025-04-28	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
5	South African Junior Closed Chess Championships 2025 (U12 Girls)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	8	2	Yes	Analysis
6	Mzansi Interprovincial Youth Chess Championships 2024 (U12 Girls Combined)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	3	Yes	Analysis
7	Limpopo Junior Trials 2024 (U12)	2024-10-05	2024-10-05	Standard	Capricorn (LCP)	5	5	2	Yes	Analysis
8	Capricorn Junior Qualifying 6 2024 (U12)	2024-09-14	2024-09-14	Standard	Capricorn (LCP)	5	5	1.5	Yes	Analysis
9	Waterberg Qualfying 2024 (U12)	2024-07-20	2024-07-20	Rapid	Waterberg (LWM)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Capricorn District Qualifying Tournament 8 2025				Tournament Capricorn District Qualifying Tournament 8 2025
		date 2025-09-13	rnd 4	type Standard	result 1	date 2025-09-13	rnd 5	type Standard	result 1
		Opponent Phihlela, K (Koena)				Opponent Maseko, R (Regaugetshe)
2	2	Tournament Capricorn District Qualifying Tournament 5 2025				Tournament Capricorn District Qualifying Tournament 5 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Mothapo, M (Muneiwa)				Opponent Tlaka, M (Mphahleng)
3	2	Tournament Moja Chess Extravaganza 2025				Tournament Moja Chess Extravaganza 2025
		date 2025-04-27	rnd 4	type Standard	result 1	date 2025-04-28	rnd 5	type Standard	result 1
		Opponent Malimabe, M (Mohau)				Opponent Mukudzeishe, EM (Edy Maziriri)

#	Games	Start				End
1	2	Tournament Capricorn District Qualifying Tournament 8 2025				Tournament Capricorn District Qualifying Tournament 8 2025
		date 2025-09-13	rnd 4	type Standard	result 1	date 2025-09-13	rnd 5	type Standard	result 1
		Opponent Phihlela, K (Koena)				Opponent Maseko, R (Regaugetshe)
2	2	Tournament Capricorn District Qualifying Tournament 5 2025				Tournament Capricorn District Qualifying Tournament 5 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Mothapo, M (Muneiwa)				Opponent Tlaka, M (Mphahleng)
3	2	Tournament Moja Chess Extravaganza 2025				Tournament Moja Chess Extravaganza 2025
		date 2025-04-27	rnd 4	type Standard	result 1	date 2025-04-28	rnd 5	type Standard	result 1
		Opponent Malimabe, M (Mohau)				Opponent Mukudzeishe, EM (Edy Maziriri)

#	Games	Start				End
1	1	Tournament Waterberg Qualfying 2024				Tournament Waterberg Qualfying 2024
		date 2024-07-20	rnd 4	type Rapid	result 0.5	date 2024-07-20	rnd 4	type Rapid	result 0.5
		Opponent Maluleka, T (Tsekani)				Opponent Maluleka, T (Tsekani)
2	1	Tournament Waterberg Qualfying 2024				Tournament Waterberg Qualfying 2024
		date 2024-07-20	rnd 2	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Nxumalo, P (Phuti)				Opponent Nxumalo, P (Phuti)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Capricorn District Qualifying Tournament 8 2025				Tournament Capricorn District Qualifying Tournament 8 2025
		date 2025-09-13	rnd 4	type Standard	result 1	date 2025-09-13	rnd 5	type Standard	result 1
		Opponent Phihlela, K (Koena)				Opponent Maseko, R (Regaugetshe)
2	2	Tournament Capricorn District Qualifying Tournament 5 2025				Tournament Capricorn District Qualifying Tournament 5 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Mothapo, M (Muneiwa)				Opponent Tlaka, M (Mphahleng)
3	2	Tournament Moja Chess Extravaganza 2025				Tournament Moja Chess Extravaganza 2025
		date 2025-04-27	rnd 4	type Standard	result 1	date 2025-04-28	rnd 5	type Standard	result 1
		Opponent Malimabe, M (Mohau)				Opponent Mukudzeishe, EM (Edy Maziriri)

#	Games	Start				End
1	2	Tournament Capricorn District Qualifying Tournament 8 2025				Tournament Capricorn District Qualifying Tournament 8 2025
		date 2025-09-13	rnd 4	type Standard	result 1	date 2025-09-13	rnd 5	type Standard	result 1
		Opponent Phihlela, K (Koena)				Opponent Maseko, R (Regaugetshe)
2	2	Tournament Capricorn District Qualifying Tournament 5 2025				Tournament Capricorn District Qualifying Tournament 5 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Mothapo, M (Muneiwa)				Opponent Tlaka, M (Mphahleng)
3	2	Tournament Moja Chess Extravaganza 2025				Tournament Moja Chess Extravaganza 2025
		date 2025-04-27	rnd 4	type Standard	result 1	date 2025-04-28	rnd 5	type Standard	result 1
		Opponent Malimabe, M (Mohau)				Opponent Mukudzeishe, EM (Edy Maziriri)

#	Games	Start				End
1	1	Tournament Waterberg Qualfying 2024				Tournament Waterberg Qualfying 2024
		date 2024-07-20	rnd 2	type Rapid	result 1	date 2024-07-20	rnd 2	type Rapid	result 1
		Opponent Nxumalo, P (Phuti)				Opponent Nxumalo, P (Phuti)

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	Ras ,A (Adenei)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Ras ,A (Adenei)	3	1118.3	1260	3	1136.2	1260	0	0	0	0	0	0
2	Ramphekoa ,L (Lehlogonolo)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Ramphekoa ,L (Lehlogonolo)	2	1403.8	978.8	2	1395.2	978.8	0	0	0	0	0	0
3	Mkandla ,O (Olwethu M)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Mkandla ,O (Olwethu M)	2	1252.2	827.2	1	1242.9	827.2	1	1200	827.2	0	0	0
4	Mafafo ,BO (Boitumelo Oletta)	1	1	425	1	1	425	0	0	0	0	0	0
4	Mafafo ,BO (Boitumelo Oletta)	1	1190.1	1615.1	1	1134.8	1615.1	0	0	0	0	0	0
5	Akole ,S (Sara)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Akole ,S (Sara)	1	1245.3	820.3	1	1230.7	820.3	0	0	0	0	0	0
6	Tlaka ,M (Mphahleng)	1	1	425	1	1	425	0	0	0	0	0	0
6	Tlaka ,M (Mphahleng)	1	1227	1652	1	1231.1	1652	0	0	0	0	0	0
7	Rametsi ,O (Oarabile)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Rametsi ,O (Oarabile)	1	1278.5	853.5	1	1288.1	853.5	0	0	0	0	0	0
8	Tlou ,T (Tholokuhle)	1	1	425	1	1	425	0	0	0	0	0	0
8	Tlou ,T (Tholokuhle)	1	1206.8	1631.8	1	1203.9	1631.8	0	0	0	0	0	0
9	De Beer ,R (Ruan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	De Beer ,R (Ruan)	1	1289.6	864.6	1	1316.6	864.6	0	0	0	0	0	0
10	Manojkumar ,M (Manav)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Manojkumar ,M (Manav)	1	1296.8	871.8	1	1271.3	871.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Machaba, G (Geraldine)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms