Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Van Der Walt, MC (Marelize)
Dob:
2002/03/12 (Adult)
Gender:
Female
Chess SA id:
202039509
FIDE id:
Region:
Mangaung (FMB)
Citizen:
RSA
Title(s):
Last active:
2019/09/28 (1693 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1499.5
Curent Weighted rating
1499.5
Curent Weighted performance
552.6
Current official/published rating (highest between Raw, WR and WP)
1499.5
Current floor (min rating allowed)
999.5
Current highest rating achieved
1499.5
Current K-factor
32
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±108.2
Current Raw change used (final)
0.0
Projected new Raw rating
1499.5
Projected new Weighed rating
1499.5
Projected new Weighted performance
552.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1499.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1499.5
Projected new floor
999.5
Projected new K-facor
32
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1511.4
Curent Weighted rating
1511.4
Curent Weighted performance
555.7
Current official/published rating (highest between Raw, WR and WP)
1511.4
Current floor (min rating allowed)
1011.4
Current highest rating achieved
1511.4
Current K-factor
32
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±106.4
Current Raw change used (final)
0.0
Projected new Raw rating
1511.4
Projected new Weighed rating
1511.4
Projected new Weighted performance
555.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1511.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1511.4
Projected new floor
1011.4
Projected new K-facor
32
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1391.6
Curent Weighted rating
1391.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1391.6
Current floor (min rating allowed)
891.6
Current highest rating achieved
1391.6
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±126.2
Current Raw change used (final)
0.0
Projected new Raw rating
1391.6
Projected new Weighed rating
1391.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1391.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1391.6
Projected new floor
891.6
Projected new K-facor
36
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1397.0
Curent Weighted rating
1397.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1397.0
Current floor (min rating allowed)
891.6
Current highest rating achieved
1397.0
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±125.2
Current Raw change used (final)
0.0
Projected new Raw rating
1397.0
Projected new Weighed rating
1397.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1397.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1397.0
Projected new floor
891.6
Projected new K-facor
36
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
15
Free State Closed 2019 (Women)
2019/09/27
2019/09/28
Mangaung (FMB)
Standard
90
0.94
5
4
3.5
1489.9
1502.1
Analysis
14
All Girls Festival 2019
2019/05/02
2019/05/04
Cape Winelands (WCW)
Standard
60
0.83
9
9
8.5
1462.3
1471.1
Analysis
13
Clarendon Derby Day 2019
2019/04/12
2019/04/12
Buffalo City (EBC)
Standard
60
0.83
1
1
1.0
1449.6
1456.1
Analysis
12
Grey College Team Championship 2019 (A)
2019/02/22
2019/02/23
Mangaung (FMB)
Standard
60
0.83
5
5
3.0
1447.5
1452.9
Analysis
11
South African Junior Team Championships 2018 (U16-U20 Girls)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
6
5.0
1435.7
1443.3
Analysis
10
Mangaung Metro Chess12 & 13 October 2018 (A)
2018/10/12
2018/10/13
Mangaung (FMB)
Standard
62
0.84
5
5
3.0
1454.8
1467.9
Analysis
9
Free State Open 2018 (A)
2018/08/17
2018/08/18
Mangaung (FMB)
Standard
62
0.84
6
6
4.0
1437.3
1450.9
Analysis
8
Inter Regional 2018 (U18 Team)
2018/05/04
2018/05/05
Frances Baard (NCF)
Standard
60
0.83
5
5
4.5
1443.9
1461.1
Analysis
7
SAGF Blitz 2018
2018/04/30
2018/04/30
Buffalo City (EBC)
Blitz
5
0.18
11
10
6.0
1406.7
1391.6
Analysis
6
Spar All Girls Festival 2018
2018/04/28
2018/04/29
Buffalo City (EBC)
Standard
60
0.83
8
8
8.0
1406.7
1415.7
Analysis
5
Mangaung Metro Chess 9 - 10 March 2018 (B)
2018/03/09
2018/03/10
Mangaung (FMB)
Standard
62
0.84
5
5
4.5
1378.3
1381.5
Analysis
4
Grey College Inter Team Chess Tournament 2018 (A)
2018/02/23
2018/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
4.0
1339.2
1331.8
Analysis
3
Mangaung Metro Chess 2 & 3 February 2018 (B)
2018/02/02
2018/02/03
Mangaung (FMB)
Standard
62
0.84
5
5
3.5
1339.2
1331.8
Analysis
2
Mangaung Metro Chess 19 & 20 January 2018 (B)
2018/01/19
2018/01/20
Mangaung (FMB)
Standard
62
0.84
5
5
2.5
1391.6
1391.6
Analysis
1
South African Junior Team Championships 2017 (U16-U20 Girls)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
4.5
1391.6
1391.6
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Standard
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
86
59
13
14
65.5
76.2
222.4
1204.5
1426.9
White
42
32
6
4
35.0
83.3
283.3
1200.4
1483.8
Black
44
27
7
10
30.5
69.3
164.2
1208.4
1372.6
Standard
All
76
53
13
10
59.5
78.3
240.5
1192.3
1432.7
White
37
29
6
2
32.0
86.5
310.1
1178.1
1488.2
Black
39
24
7
8
27.5
70.5
174.4
1205.8
1380.1
Rapid
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Blitz
All
10
6
0
4
6.0
60.0
85.0
1297.4
1382.4
White
5
3
0
2
3.0
60.0
85.0
1366.1
1451.1
Black
5
3
0
2
3.0
60.0
85.0
1228.7
1313.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
202039440
Van Der Walt, AB (Bernize)
5
2.0
0
4
1
40.0
1401.1
-85.0
1316.1
View list
2
203031273
Qangule, L (Lithitha)
3
3.0
3
0
0
100.0
1439.5
425.0
1864.5
View list
3
101008455
Duvenhage, HW (Hendrik)
3
2.0
1
2
0
66.7
1369.7
141.7
1511.4
View list
4
101010320
Geldenhuys, AJ (Andre J)
2
2.0
2
0
0
100.0
1417.8
425.0
1842.8
View list
5
204082201
Commaille, E (Erin)
2
2.0
2
0
0
100.0
1434.5
425.0
1859.5
View list
6
200052854
Mabitsela, KM (Miranda)
2
2.0
2
0
0
100.0
1413.7
425.0
1838.7
View list
7
200065209
Van Der Merwe, D (Danielle)
2
2.0
2
0
0
100.0
1406.7
425.0
1831.7
View list
8
201039926
Van Heerden, L (Lara)
2
2.0
2
0
0
100.0
1434.5
425.0
1859.5
View list
9
201079539
Amrouni, G (Gabrielle)
2
1.5
1
1
0
75.0
1434.5
212.5
1647.0
View list
10
101069842
Mantje, K (Katleho)
2
1.5
1
1
0
75.0
1358.8
212.5
1571.3
View list
11
202030284
Pietersen, J (Jody-Lee)
2
1.5
1
1
0
75.0
1417.8
212.5
1630.3
View list
12
191015783
Kleinhans, F (Fanie)
2
1.0
1
0
1
50.0
1446.0
0.0
1446.0
View list
13
102046430
Lutz, J (Joseph)
2
1.0
1
0
1
50.0
1393.3
0.0
1393.3
View list
14
202007216
Dhanjee, R (Reshna)
1
1.0
1
0
0
100.0
1406.7
425.0
1831.7
View list
15
204044676
De Villiers, L (Lisa Marie)
1
1.0
1
0
0
100.0
1435.7
425.0
1860.7
View list
16
201088255
De Franchi, C (Chiara)
1
1.0
1
0
0
100.0
1406.7
425.0
1831.7
View list
17
2010112745
Davids, C (Caitlin)
1
1.0
1
0
0
100.0
1462.3
425.0
1887.3
View list
18
199005426
Connellan, CR (Cameron)
1
1.0
1
0
0
100.0
1339.2
425.0
1764.2
View list
19
202086196
Eliades, V (Veronica)
1
1.0
1
0
0
100.0
1339.2
425.0
1764.2
View list
20
1930105400
Dyubele, S (Sibabalwe)
1
1.0
1
0
0
100.0
1437.3
425.0
1862.3
View list