Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pienaar, D (Declan)

Chess SA id

1130311088

FIDE id

Date of birth

2013-03-29 (U14)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1209.5	1211.4	1200	1200
Raw rating	1199.8	1199.3	1200	1200
Weighted rating	1209.5	1211.4	1200	1200
Weighted performance	0	0	0	0
Floor	759.6	773.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	165.9	166	165.8	165.8
Highest rating	1259.6 2025-09-01	1273.9 2025-09-01	1200 2024-09-01	1200 2024-09-01
Highest raw rating	1259.6 2025-09-01	1273.9 2025-09-01	1200 2024-09-01	1200 2024-09-01
Highest weighted rating	1210.4 2025-11-01	1212.6 2025-11-01	1200 2024-09-01	1200 2024-09-01
Highest weighted performance	1224 2024-11-01	1221.1 2024-11-01	1200 2024-09-01	1200 2024-09-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.5	-0.6	0	0
New rating	1209	1210.8	1200	1200
Analysis
Rating	1209.5	1211.4	1200	1200
Raw rating	1199.8	1199.3	1200	1200
Weighted rating	1209.5	1211.4	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	759.6	773.9	700	700
Max/Min rating change allowed	165.9	166	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	1199.8	1199.3	1200	1200
New weighted rating	1209	1210.8	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1209	1210.8	1200	1200
Temp new rating +/-	-0.5	-0.6	0	0
Final new rating +/-	-0.5	-0.6	0	0
New rating	1209	1210.8	1200	1200
New K-factor	36	36	36	36
New floor	759.6	773.9	700	700

Item	Main	Standard
	0	0
	10	10
	9	9
	0	0
	0	0
	0	0
History	19	19

Games since
	Main 19	Standard 19		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	10	4.5	45	-42.5	1267.4	1224.9
Standard	10	4.5	45	-42.5	1267.4	1224.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	19	8.5	44.74	-44.7	1262.7	1218
Standard	19	8.5	44.74	-44.7	1262.7	1218
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1199.8	1199.3	1200	1200
2025-11-30	1199.8	1199.3	1200	1200
2025-11-01	1199.8	1199.3	1200	1200
2025-09-30	1259.6	1273.9	1200	1200
2025-09-01	1259.6	1273.9	1200	1200
2025-08-01	1205.3	1206	1200	1200
2025-07-01	1205.3	1206	1200	1200
2025-06-01	1205.3	1206	1200	1200
2025-05-01	1205.3	1206	1200	1200
2025-04-01	1205.3	1206	1200	1200
2025-03-01	1205.3	1206	1200	1200
2025-02-01	1205.3	1206	1200	1200
2025-01-01	1205.3	1206	1200	1200
2024-12-01	1205.3	1206	1200	1200
2024-11-01	1184.1	1180.8	1200	1200
2024-10-01	1184.1	1180.8	1200	1200
2024-09-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-05-01	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

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	Lardies Open 2025 (B)	2025-10-18	2025-10-18	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	2025 Tshwane South School District CLOSED League Championship (U13B)	2025-08-15	2025-08-15	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
3	Lardies Ope 2024 (U12)	2024-10-26	2024-10-26	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
4	2024 Curro Hazeldean High Open Chess Tournament (U12)	2024-09-07	2024-09-07	Standard	Tshwane (GTP)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Lardies Ope 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-10-26	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Weyer, E (Evan)				Opponent Omano-Edigheji, Z (Zipho)
2	2	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 2	type Standard	result 1	date 2024-10-26	rnd 3	type Standard	result 0.5
		Opponent De Lange, L (Layla)				Opponent Coetzer, J (Jeann-Louis)
3	1	Tournament 2024 Curro Hazeldean High Open Chess Tournament				Tournament 2024 Curro Hazeldean High Open Chess Tournament
		date 2024-09-07	rnd 5	type Standard	result 1	date 2024-09-07	rnd 5	type Standard	result 1
		Opponent Moatshe, L (Lebogang)				Opponent Moatshe, L (Lebogang)

#	Games	Start				End
1	6	Tournament Lardies Ope 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-10-26	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Weyer, E (Evan)				Opponent Omano-Edigheji, Z (Zipho)
2	2	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 2	type Standard	result 1	date 2024-10-26	rnd 3	type Standard	result 0.5
		Opponent De Lange, L (Layla)				Opponent Coetzer, J (Jeann-Louis)
3	1	Tournament 2024 Curro Hazeldean High Open Chess Tournament				Tournament 2024 Curro Hazeldean High Open Chess Tournament
		date 2024-09-07	rnd 5	type Standard	result 1	date 2024-09-07	rnd 5	type Standard	result 1
		Opponent Moatshe, L (Lebogang)				Opponent Moatshe, L (Lebogang)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Lardies Ope 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-10-26	rnd 5	type Standard	result 1	date 2025-08-15	rnd 3	type Standard	result 1
		Opponent Weyer, E (Evan)				Opponent Sibiya, V (Vutomi)
2	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Omano-Edigheji, Z (Zipho)				Opponent Omano-Edigheji, Z (Zipho)
3	1	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 2	type Standard	result 1	date 2024-10-26	rnd 2	type Standard	result 1
		Opponent De Lange, L (Layla)				Opponent De Lange, L (Layla)

#	Games	Start				End
1	4	Tournament Lardies Ope 2024				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2024-10-26	rnd 5	type Standard	result 1	date 2025-08-15	rnd 3	type Standard	result 1
		Opponent Weyer, E (Evan)				Opponent Sibiya, V (Vutomi)
2	1	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Tshwane South School District CLOSED League Championship
		date 2025-08-15	rnd 5	type Standard	result 1	date 2025-08-15	rnd 5	type Standard	result 1
		Opponent Omano-Edigheji, Z (Zipho)				Opponent Omano-Edigheji, Z (Zipho)
3	1	Tournament Lardies Ope 2024				Tournament Lardies Ope 2024
		date 2024-10-26	rnd 2	type Standard	result 1	date 2024-10-26	rnd 2	type Standard	result 1
		Opponent De Lange, L (Layla)				Opponent De Lange, L (Layla)

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	Louw ,N (Nova)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Louw ,N (Nova)	1	1427	1002	1	1422.8	1002	0	0	0	0	0	0
2	Geremia ,M (Matteo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Geremia ,M (Matteo)	1	1252.4	827.4	1	1262.6	827.4	0	0	0	0	0	0
3	Sibiya ,V (Vutomi)	1	1	425	1	1	425	0	0	0	0	0	0
3	Sibiya ,V (Vutomi)	1	1132.6	1557.6	1	1200	1557.6	0	0	0	0	0	0
4	Stols ,Z (Zenica)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Stols ,Z (Zenica)	1	1380	955	1	1377.3	955	0	0	0	0	0	0
5	Van Vuuren ,A (Adam)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Van Vuuren ,A (Adam)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Chadalavada ,B (Bhaarghavarama)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Chadalavada ,B (Bhaarghavarama)	1	1384	959	1	1382	959	0	0	0	0	0	0
7	Westermann ,L (Liezl)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Westermann ,L (Liezl)	1	1543.6	1118.6	1	1540.2	1118.6	0	0	0	0	0	0
8	Soobyah ,S (Shaylin)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Soobyah ,S (Shaylin)	1	1196.7	771.7	1	1195.6	771.7	0	0	0	0	0	0
9	Bogatsu ,O (Oarabile)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Bogatsu ,O (Oarabile)	1	1443.1	1018.1	1	1445.3	1018.1	0	0	0	0	0	0
10	Mabasa ,D (Dzunani)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Mabasa ,D (Dzunani)	1	1278.4	1278.4	1	1309.4	1278.4	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

Pienaar, D (Declan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms