Player Page

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
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 rating1479.7
Curent Weighted rating1367.9
Curent Weighted performance971.7
Current official/published rating (highest between Raw, WR and WP)1479.7
Current floor (min rating allowed)979.7
Current highest rating achieved1479.7
Current K-factor32
Games played this month0
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 rating1479.7
Projected new Weighed rating1380.2
Projected new Weighted performance971.7
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 rating1479.7
Projected new floor979.7
Projected new K-facor32
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 rating1292.0
Curent Weighted rating1277.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1292.0
Current floor (min rating allowed)792.0
Current highest rating achieved1292.0
Current K-factor36
Games played this month0
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 rating1292.0
Projected new Weighed rating1279.6
Projected new Weighted performance0.0
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 rating1292.0
Projected new floor792.0
Projected new K-facor36
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 rating1462.5
Curent Weighted rating1341.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1462.5
Current floor (min rating allowed)962.5
Current highest rating achieved1462.5
Current K-factor32
Games played this month0
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 rating1462.5
Projected new Weighed rating1354.5
Projected new Weighted performance0.0
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 rating1462.5
Projected new floor962.5
Projected new K-facor32
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 rating1346.2
Curent Weighted rating1253.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1346.2
Current floor (min rating allowed)962.5
Current highest rating achieved1346.2
Current K-factor36
Games played this month0
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 rating1346.2
Projected new Weighed rating1262.9
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 rating1346.2
Projected new floor962.5
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
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
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
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