Chess South Africa
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Chess South Africa
Machacha, D (Doctor)
Dob:
1996/09/04 (Adult)
Gender:
Male
Chess SA id:
196092497
FIDE id:
Region:
Gert Sibande (MGS)
Citizen:
RSA
Title(s):
Last active:
2022/12/17 (517 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
1479.7
Curent Weighted rating
1367.9
Curent Weighted performance
971.7
Current official/published rating (highest between Raw, WR and WP)
1479.7
Current floor (min rating allowed)
979.7
Current highest rating achieved
1479.7
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)
±111.3
Current Raw change used (final)
0.0
Projected new Raw rating
1479.7
Projected new Weighed rating
1380.2
Projected new Weighted performance
971.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1479.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1479.7
Projected new floor
979.7
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
1292.0
Curent Weighted rating
1277.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1292.0
Current floor (min rating allowed)
792.0
Current highest rating achieved
1292.0
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)
±145.4
Current Raw change used (final)
0.0
Projected new Raw rating
1292.0
Projected new Weighed rating
1279.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1292.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1292.0
Projected new floor
792.0
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
1462.5
Curent Weighted rating
1341.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1462.5
Current floor (min rating allowed)
962.5
Current highest rating achieved
1462.5
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)
±114.1
Current Raw change used (final)
0.0
Projected new Raw rating
1462.5
Projected new Weighed rating
1354.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1462.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1462.5
Projected new floor
962.5
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
1346.2
Curent Weighted rating
1253.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1346.2
Current floor (min rating allowed)
962.5
Current highest rating achieved
1346.2
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)
±134.6
Current Raw change used (final)
0.0
Projected new Raw rating
1346.2
Projected new Weighed rating
1262.9
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1346.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1346.2
Projected new floor
962.5
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
5
Nkomazi Festive Tournament 2022 (Open)
2022/12/17
2022/12/17
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.0
1275.1
1228.0
Analysis
4
University Of Mpumalanga Chess Open 2022
2022/10/08
2022/10/08
Ehlanzeni (MEN)
Rapid
30
0.60
7
7
5.0
1225.6
1200.0
Analysis
3
Kumbaya Africa Individuals Chess League 2022 (Open)
2022/05/07
2022/07/30
Ehlanzeni (MEN)
Standard
120
1.00
14
11
5.5
1179.2
1180.8
Analysis
2
Lowveld Open 2018 (A)
2018/07/27
2018/07/28
Ehlanzeni (MEN)
Standard
63
0.84
6
5
2.0
1200.0
1200.0
Analysis
1
2018 USSA Championship (Open)
2018/07/02
2018/07/06
Gert Sibande (MGS)
Standard
90
0.94
9
9
3.0
1200.0
1200.0
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
37
17
3
17
18.5
50.0
0.0
1307.0
1307.0
White
19
7
2
10
8.0
42.1
-67.1
1339.6
1272.5
Black
18
10
1
7
10.5
58.3
70.8
1272.5
1343.3
Standard
All
30
12
3
15
13.5
45.0
-42.5
1302.0
1259.5
White
15
4
2
9
5.0
33.3
-141.7
1334.5
1192.9
Black
15
8
1
6
8.5
56.7
56.7
1269.4
1326.1
Rapid
All
7
5
0
2
5.0
71.4
182.1
1328.4
1510.5
White
4
3
0
1
3.0
75.0
212.5
1358.7
1571.2
Black
3
2
0
1
2.0
66.7
141.7
1288.0
1429.6
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1970145004
Shongwe, S (Sinele)
2
2.0
2
0
0
100.0
1202.4
425.0
1627.4
View list
2
197092540
Nkambule, M (Muzi)
2
1.0
1
0
1
50.0
1189.6
0.0
1189.6
View list
3
168050815
Sibanyoni, RE (Ruphas)
2
1.0
1
0
1
50.0
1237.5
0.0
1237.5
View list
4
195092499
Phiri, A (Allie)
2
0.0
0
0
2
0.0
1202.4
-425.0
777.4
View list
5
190042239
Vuma, SD (Skumbuzo)
2
0.0
0
0
2
0.0
1250.3
-425.0
825.3
View list
6
1010146988
Cele, K (Khethokuhle)
1
1.0
1
0
0
100.0
1225.6
425.0
1650.6
View list
7
1930146994
Mamba, G (German)
1
1.0
1
0
0
100.0
1275.1
425.0
1700.1
View list
8
1710100736
Magagula, T (Thami)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
9
1990104055
Gomolemo, M (Mooki)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
10
1000144999
Gama, M (Milton)
1
1.0
1
0
0
100.0
1179.2
425.0
1604.2
View list
11
173050810
Dhludhlu, SC (Seuntjie)
1
1.0
1
0
0
100.0
1179.2
425.0
1604.2
View list
12
2880145001
Mathebula, J (Juliet)
1
1.0
1
0
0
100.0
1179.2
425.0
1604.2
View list
13
189027505
Ngomane, NM (Ntokozo)
1
1.0
1
0
0
100.0
1225.6
425.0
1650.6
View list
14
1000100741
Mokoena, C (Caleb)
1
1.0
1
0
0
100.0
1275.1
425.0
1700.1
View list
15
1870146996
Mhlongo, S (Sibusiso)
1
1.0
1
0
0
100.0
1225.6
425.0
1650.6
View list
16
1980104052
Mazibuko, M (Musawenkosi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
17
196092546
Nkosi, M (Malibongwe)
1
1.0
1
0
0
100.0
1179.2
425.0
1604.2
View list
18
1010099762
Sambo, I (Iyazi)
1
1.0
1
0
0
100.0
1225.6
425.0
1650.6
View list
19
195092509
Mathonsi, I (Innocent)
1
0.5
0
1
0
50.0
1179.2
0.0
1179.2
View list
20
197092498
Ngcongwane, T (Tumelo)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list