Chess South Africa Ratings Database

PLAYER PAGE

Personal

Du Randt, JC (Jean Christiaan)

Chess SA id

1080097221

FIDE id

Date of birth

2008-05-17 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1213.4	1179.2	1240	1200
Raw rating	1213.4	1179.2	1240	1200
Weighted rating	1213.4	1179.2	1240	1200
Weighted performance	222.7	181.4	0	0
Floor	713.4	712.4	740	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.7	170.8	156.6	165.8
Highest rating	1213.4 2024-02-01	1212.4 2018-03-01	1240 2024-02-01	1200 2018-10-01
Highest raw rating	1213.4 2024-02-01	1212.4 2018-03-01	1240 2024-02-01	1200 2024-02-01
Highest weighted rating	1213.4 2024-02-01	1212.4 2018-04-01	1240 2024-02-01	1200 2018-10-01
Highest weighted performance	1207.6 2018-02-01	1201.5 2018-02-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1213.4	1179.2	1240	1200
Analysis
Rating	1213.4	1179.2	1240	1200
Raw rating	1213.4	1179.2	1240	1200
Weighted rating	1213.4	1179.2	1240
Weighted performance	222.7	181.4	0
K-factor	36	36	36	36
Floor	713.4	712.4	740	700
Max/Min rating change allowed	162.7	170.8	156.6	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	1213.4	1179.2	1240	1200
New weighted rating	1213.4	1179.2	1240	1200
New weighted performance	222.3	181	0	0
Temp new rating	1213.4	1179.2	1240	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1213.4	1179.2	1240	1200
New K-factor	36	36	36	36
New floor	713.4	712.4	740	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	40	30	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	40	28	70	170	990.1	1160.1
Standard	30	19.5	65	127.5	999.8	1127.2
Rapid	10	8.5	85	297.5	961	1258.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1213.4	1179.2	1240	1200
2025-09-01	1213.4	1179.2	1240	1200
2025-08-01	1213.4	1179.2	1240	1200
2025-07-01	1213.4	1179.2	1240	1200
2025-06-01	1213.4	1179.2	1240	1200
2025-05-01	1213.4	1179.2	1240	1200
2025-04-01	1213.4	1179.2	1240	1200
2025-03-01	1213.4	1179.2	1240	1200
2025-02-01	1213.4	1179.2	1240	1200
2025-01-01	1213.4	1179.2	1240	1200
2024-12-01	1213.4	1179.2	1240	1200
2024-11-01	1213.4	1179.2	1240	1200
2024-10-01	1213.4	1179.2	1240	1200
2024-09-01	1213.4	1179.2	1240	1200
2024-08-01	1213.4	1179.2	1240	1200
2024-07-01	1213.4	1179.2	1240	1200
2024-06-01	1213.4	1179.2	1240	1200
2024-08-01	1213.4	1179.2	1240	1200
2024-04-01	1213.4	1179.2	1240	1200
2024-03-01	1213.4	1179.2	1240	1200
2024-02-01	1213.4	1179.2	1240	1200
2024-01-01	1213.4	1179.2	1240	1200
2023-12-01	1213.4	1179.2	1240	1200
2023-11-01	1213.4	1179.2	1240	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2019 D4 Tshwane South Schools League Team Finals (U11)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2019 Super 12 Laerskole (Seniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	4.5	Yes	Analysis
3	2019 D4 Individual Finals (U11 Mixed)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2018 Lubowski Open (D)	2018-05-12	2018-05-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
5	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	4	Yes	Analysis
6	2018 Chris Greyling Open (D)	2018-04-21	2018-04-21	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
7	2018 Capablanca Swiss (D)	2018-04-27	2018-04-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2018 Blou Bul Open (E)	2018-02-17	2018-02-17	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2019 Super 12 Laerskole				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-07-27	rnd 1	type Standard	result 1
		Opponent Pienaar, D (Danny)				Opponent Schoeman, RR (Russo Robbertse)
2	6	Tournament 2018 Lubowski Open				Tournament 2019 D4 Individual Finals
		date 2018-05-12	rnd 1	type Standard	result 1	date 2019-03-09	rnd 1	type Standard	result 1
		Opponent Yang, A (Alex)				Opponent Hattingh, H (Heinrich)
3	5	Tournament 2018 Capablanca Swiss				Tournament 2018 Super 12
		date 2018-04-27	rnd 5	type Standard	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Yang, JD (Daniel)				Opponent Botha, P (Philip)

#	Games	Start				End
1	7	Tournament 2018 Capablanca Swiss				Tournament 2019 D4 Individual Finals
		date 2018-04-27	rnd 5	type Standard	result 1	date 2019-03-09	rnd 1	type Standard	result 1
		Opponent Yang, JD (Daniel)				Opponent Hattingh, H (Heinrich)
2	4	Tournament 2018 Blou Bul Open				Tournament 2018 Chris Greyling Open
		date 2018-02-17	rnd 3	type Standard	result 0.5	date 2018-04-21	rnd 1	type Standard	result 1
		Opponent Elliott, C (Cayden)				Opponent Elliott, C (Cayden)
3	3	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 3	type Standard	result 0.5	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Van Loggerenberg, L (Logan)				Opponent Breytenbach, A (Anja)

#	Games	Start				End
1	5	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 5	type Rapid	result 0.5
		Opponent Pienaar, D (Danny)				Opponent Du Preez, MT (Marlu)
2	4	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Kleynhans, EH (Eldrich)				Opponent Botha, P (Philip)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2018 Capablanca Swiss				Tournament 2018 Super 12
		date 2018-04-27	rnd 5	type Standard	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Yang, JD (Daniel)				Opponent Botha, P (Philip)
2	4	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Pienaar, D (Danny)				Opponent Jonker, P (Philip)
3	4	Tournament 2018 Lubowski Open				Tournament 2019 D4 Individual Finals
		date 2018-05-12	rnd 3	type Standard	result 1	date 2019-03-09	rnd 1	type Standard	result 1
		Opponent Moolman, R (Reinhardt)				Opponent Hattingh, H (Heinrich)

#	Games	Start				End
1	4	Tournament 2018 Lubowski Open				Tournament 2019 D4 Individual Finals
		date 2018-05-12	rnd 3	type Standard	result 1	date 2019-03-09	rnd 1	type Standard	result 1
		Opponent Moolman, R (Reinhardt)				Opponent Hattingh, H (Heinrich)
2	3	Tournament 2018 Blou Bul Open				Tournament 2018 Chris Greyling Open
		date 2018-02-17	rnd 4	type Standard	result 1	date 2018-04-21	rnd 1	type Standard	result 1
		Opponent Lourens, E (Edrich)				Opponent Elliott, C (Cayden)
3	2	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 3	type Standard	result 1	date 2019-03-09	rnd 4	type Standard	result 1
		Opponent Ludik, FJ (Frans Jacobus)				Opponent Schoeman, RR (Russo Robbertse)

#	Games	Start				End
1	4	Tournament 2019 Super 12 Laerskole				Tournament 2019 Super 12 Laerskole
		date 2019-05-04	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 4	type Rapid	result 1
		Opponent Pienaar, D (Danny)				Opponent Jonker, P (Philip)
2	4	Tournament 2018 Super 12				Tournament 2018 Super 12
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2018-05-05	rnd 4	type Rapid	result 1
		Opponent Kleynhans, EH (Eldrich)				Opponent Botha, P (Philip)

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	Yang ,A (Alex)	2	1	0	2	1	0	0	0	0	0	0	0
1	Yang ,A (Alex)	2	1220.7	1220.7	2	1202.7	1220.7	0	0	0	0	0	0
2	Schoeman ,RR (Russo Robbertse)	2	2	425	2	2	425	0	0	0	0	0	0
2	Schoeman ,RR (Russo Robbertse)	2	1166.8	1591.8	2	1158.2	1591.8	0	0	0	0	0	0
3	Elliott ,C (Cayden)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	Elliott ,C (Cayden)	2	1200.8	1413.3	2	1199.4	1413.3	0	0	0	0	0	0
4	Van Der Linde ,S (Stian)	2	1	0	1	0	-425	1	1	425	0	0	0
4	Van Der Linde ,S (Stian)	2	638.6	638.6	1	500	213.6	1	500	1063.6	0	0	0
5	Ernst ,AJ (Alex Johan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ernst ,AJ (Alex Johan)	1	1049.9	1474.9	1	1024.8	1474.9	0	0	0	0	0	0
6	Smith ,LM (Luhane Mari)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Smith ,LM (Luhane Mari)	1	637.3	212.3	1	648.2	212.3	0	0	0	0	0	0
7	Moremi ,M (Mpho)	1	1	425	1	1	425	0	0	0	0	0	0
7	Moremi ,M (Mpho)	1	668	1093	1	691	1093	0	0	0	0	0	0
8	Moolman ,R (Reinhardt)	1	1	425	1	1	425	0	0	0	0	0	0
8	Moolman ,R (Reinhardt)	1	970.9	1395.9	1	975.3	1395.9	0	0	0	0	0	0
9	Van Dyk ,SJ (Sarel Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Dyk ,SJ (Sarel Johannes)	1	739.8	314.8	1	738.8	314.8	0	0	0	0	0	0
10	Marais ,A (Albertus)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Marais ,A (Albertus)	1	1175.3	1175.3	1	1111.6	1175.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Du Randt, JC (Jean Christiaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms