Chess South Africa
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Chess South Africa
Changara, A (Alvern Takura)
Dob:
2013/09/05 (U12)
Gender:
Male
Chess SA id:
1130131229
FIDE id:
Region:
Bojanala Platina (NBR)
Citizen:
RSA
Title(s):
Last active:
2024/04/20 (15 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
1474.8
Curent Weighted rating
1401.6
Curent Weighted performance
1472.7
Current official/published rating (highest between Raw, WR and WP)
1474.8
Current floor (min rating allowed)
992.6
Current highest rating achieved
1492.6
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)
±112.1
Current Raw change used (final)
0.0
Projected new Raw rating
1474.8
Projected new Weighed rating
1407.1
Projected new Weighted performance
1472.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1474.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1492.6
Projected new floor
992.6
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
1470.5
Curent Weighted rating
1387.1
Curent Weighted performance
1468.5
Current official/published rating (highest between Raw, WR and WP)
1470.5
Current floor (min rating allowed)
988.0
Current highest rating achieved
1488.0
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)
±112.8
Current Raw change used (final)
0.0
Projected new Raw rating
1470.5
Projected new Weighed rating
1393.1
Projected new Weighted performance
1468.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1470.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1488.0
Projected new floor
988.0
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
1294.4
Curent Weighted rating
1261.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1294.4
Current floor (min rating allowed)
794.4
Current highest rating achieved
1294.4
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)
±144.9
Current Raw change used (final)
0.0
Projected new Raw rating
1294.4
Projected new Weighed rating
1265.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1294.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1294.4
Projected new floor
794.4
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
1104.8
Curent Weighted rating
1133.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1133.7
Current floor (min rating allowed)
794.4
Current highest rating achieved
1104.8
Current K-factor
40
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)
±189.9
Current Raw change used (final)
0.0
Projected new Raw rating
1104.8
Projected new Weighed rating
1129.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1129.6
Projected effective change (new Official - current Official)
-4.1
Projected new highest rating
1104.8
Projected new floor
794.4
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
8
Bojanala Olienpark's One For The Ages 2024 (Knights)
2024/04/20
2024/04/20
Bojanala Platina (NBR)
Standard
60
0.83
5
5
4.0
1373.5
1350.1
Analysis
7
2024 West Rand RHS Open (Rooks)
2024/04/13
2024/04/13
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1373.5
1350.1
Analysis
6
Bojanala's Rating Express 2024 (Bishops)
2024/04/06
2024/04/06
Bojanala Platina (NBR)
Standard
60
0.83
5
5
4.0
1373.5
1350.1
Analysis
5
Bojanala Silwerrand's Rating Implosion 2024 (Knights)
2024/03/16
2024/03/16
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.5
1425.6
1409.0
Analysis
4
Schoemies' Kings & Queens 2024 (Rooks)
2024/03/02
2024/03/02
Bojanala Platina (NBR)
Standard
60
0.83
5
5
1.0
1425.6
1409.0
Analysis
3
2024 Tshwane Chess AHS Open Chess Tournament (C1)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1395.9
1376.7
Analysis
2
Bojanala Closed Chess Championships Finals 2024 (U12)
2024/02/09
2024/02/11
Bojanala Platina (NBR)
Standard
120
1.00
5
5
4.0
1395.9
1376.7
Analysis
1
Bojanala Closed Chess Championships Stage 1 2024 (U12)
2024/01/27
2024/01/27
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.5
1368.5
1338.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
43
Bojanala Olienpark's One For The Ages 2024 (Knights)
2024/04/20
2024/04/20
Bojanala Platina (NBR)
Standard
60
0.83
5
5
4.0
1373.5
1350.1
Analysis
42
2024 West Rand RHS Open (Rooks)
2024/04/13
2024/04/13
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1373.5
1350.1
Analysis
41
Bojanala's Rating Express 2024 (Bishops)
2024/04/06
2024/04/06
Bojanala Platina (NBR)
Standard
60
0.83
5
5
4.0
1373.5
1350.1
Analysis
40
Bojanala Silwerrand's Rating Implosion 2024 (Knights)
2024/03/16
2024/03/16
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.5
1425.6
1409.0
Analysis
39
Schoemies' Kings & Queens 2024 (Rooks)
2024/03/02
2024/03/02
Bojanala Platina (NBR)
Standard
60
0.83
5
5
1.0
1425.6
1409.0
Analysis
38
2024 Tshwane Chess AHS Open Chess Tournament (C1)
2024/02/24
2024/02/24
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1395.9
1376.7
Analysis
37
Bojanala Closed Chess Championships Finals 2024 (U12)
2024/02/09
2024/02/11
Bojanala Platina (NBR)
Standard
120
1.00
5
5
4.0
1395.9
1376.7
Analysis
36
Bojanala Closed Chess Championships Stage 1 2024 (U12)
2024/01/27
2024/01/27
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.5
1368.5
1338.0
Analysis
35
2023 Cross Border Chess Championships Gaborone vs Bojanala
2023/12/14
2023/12/14
Botswana (BOT)
Standard
65
0.85
10
9
6.0
1463.0
1445.2
Analysis
34
Bojanala's Merry ChessMas 2023 (Rooks)
2023/12/09
2023/12/09
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.0
1463.0
1445.2
Analysis
33
West Rand vs Bojanala Inter-Regional Championships 2023 (U12)
2023/10/14
2023/10/14
West Rand (GWR)
Standard
60
0.83
5
5
4.5
1370.1
1343.0
Analysis
32
2023 Moja Chess Extravaganza (C)
2023/09/30
2023/10/01
Frances Baard (NCF)
Standard
65
0.85
5
5
3.0
1370.1
1343.0
Analysis
31
Bojanala's Battle Of Mount Cambridge 2023 (Rooks)
2023/09/16
2023/09/16
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.0
1388.4
1360.9
Analysis
30
Bojanala's Spring Cleaning 2023 (Rooks)
2023/08/26
2023/08/26
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.0
1398.7
1418.5
Analysis
29
Bojanala School League 2023 (Primary School Open)
2023/08/19
2023/08/19
Bojanala Platina (NBR)
Rapid
40
0.70
5
5
5.0
1398.7
1200.0
Analysis
28
Bojanala's Rosewood 2023 (Rooks)
2023/08/12
2023/08/12
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.0
1398.7
1418.5
Analysis
27
Bojanala's FIDE in the Sparkling Waters 2023 (Junior)
2023/07/29
2023/07/29
Bojanala Platina (NBR)
Standard
120
1.00
6
6
4.0
1368.9
1368.0
Analysis
26
Tshwane Chess FIDE Rated Blitz League 3 2023
2023/07/16
2023/07/16
Tshwane (GTP)
Blitz
5
0.18
9
9
2.5
1368.9
1200.0
Analysis
25
Bojanala's Post-Exams 2023 (Rooks)
2023/06/24
2023/06/24
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.0
1382.1
1379.4
Analysis
24
Olienpark - 2nd One for the Ages 2023 (U12)
2023/05/13
2023/05/13
Bojanala Platina (NBR)
Standard
60
0.83
5
5
4.0
1328.2
1316.8
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
40
24
2
14
25.0
62.5
106.3
1335.9
1442.2
White
19
11
2
6
12.0
63.2
111.8
1368.2
1480.0
Black
21
13
0
8
13.0
61.9
101.2
1306.7
1407.9
Standard
All
40
24
2
14
25.0
62.5
106.3
1335.9
1442.2
White
19
11
2
6
12.0
63.2
111.8
1368.2
1480.0
Black
21
13
0
8
13.0
61.9
101.2
1306.7
1407.9
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
224
127
16
81
135.0
60.3
87.3
1283.4
1370.6
White
108
56
11
41
61.5
56.9
59.0
1283.2
1342.2
Black
116
71
5
40
73.5
63.4
113.6
1283.5
1397.1
Standard
All
210
120
15
75
127.5
60.7
91.1
1280.3
1371.3
White
100
52
11
37
57.5
57.5
63.7
1284.6
1348.3
Black
110
68
4
38
70.0
63.6
115.9
1276.3
1392.2
Rapid
All
5
5
0
0
5.0
100.0
425.0
1202.4
1627.4
White
3
3
0
0
3.0
100.0
425.0
1187.9
1612.9
Black
2
2
0
0
2.0
100.0
425.0
1224.2
1649.2
Blitz
All
9
2
1
6
2.5
27.8
-188.9
1400.6
1211.7
White
5
1
0
4
1.0
20.0
-255.0
1312.6
1057.6
Black
4
1
1
2
1.5
37.5
-106.3
1510.6
1404.3
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1130131230
Changara, A (Alvis Tafadzwa)
10
5.5
5
1
4
55.0
1338.5
42.5
1381.0
View list
2
2140144151
Naidoo, D (Danika)
6
1.5
1
1
4
25.0
1414.5
-212.5
1202.0
View list
3
1140144038
Makhombe, S (Siyanda Quintin)
5
3.5
3
1
1
70.0
1411.9
170.0
1581.9
View list
4
1140135620
Britz, B (Benjamin)
4
4.0
4
0
0
100.0
1283.8
425.0
1708.8
View list
5
1140149526
Mogatusi, O (Orateng)
4
3.5
3
1
0
87.5
1376.7
318.8
1695.4
View list
6
1110131242
Changara, A (Adiel Tavonga)
4
1.0
1
0
3
25.0
1349.4
-212.5
1136.9
View list
7
1130109079
Van Staden, N (Nathan)
4
0.0
0
0
4
0.0
1240.8
-425.0
815.8
View list
8
1130139680
Songoane, S (Sifiso)
3
3.0
3
0
0
100.0
1408.8
425.0
1833.8
View list
9
1130143710
Terblanche, B (Bernard)
3
3.0
3
0
0
100.0
1413.1
425.0
1838.1
View list
10
1150133833
Bantseke, L (Lesedilamodimo)
3
2.0
2
0
1
66.7
1254.7
141.7
1396.4
View list
11
1150144109
Nkabinde, N (Nkazimulo)
3
2.0
2
0
1
66.7
1416.8
141.7
1558.5
View list
12
2130132789
Monedi, R (Reatlegile)
3
1.5
1
1
1
50.0
1347.5
0.0
1347.5
View list
13
1110136394
Botha, J (Johannes Cornelis)
3
1.0
1
0
2
33.3
1376.9
-141.7
1235.3
View list
14
1790140016
Monamatha, M (Moeketsi)
3
1.0
1
0
2
33.3
1416.7
-141.7
1275.0
View list
15
1080149578
Tondatshe, L (Lethabo Kevin)
3
0.0
0
0
3
0.0
1380.2
-425.0
955.2
View list
16
2120111293
Gouws, K (Karah)
2
2.0
2
0
0
100.0
1366.1
425.0
1791.1
View list
17
1130141565
Locherenberg, J (Jason)
2
2.0
2
0
0
100.0
1354.8
425.0
1779.8
View list
18
1130135848
Magagula, N (Nkosingiphile)
2
2.0
2
0
0
100.0
1414.2
425.0
1839.2
View list
19
2150134773
Maphoso, B (Boithabiso)
2
2.0
2
0
0
100.0
1345.8
425.0
1770.8
View list
20
1140144041
Mokgatle, N (Neoetlile)
2
2.0
2
0
0
100.0
1437.3
425.0
1862.3
View list