Player Page

Maroba, M (Mark)
Dob: 2009/12/25 (U16)
Gender: Male
Chess SA id: 1090155592
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/04/06 (38 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 rating1383.3
Curent Weighted rating1292.4
Curent Weighted performance1454.6
Current official/published rating (highest between Raw, WR and WP)1383.3
Current floor (min rating allowed)883.3
Current highest rating achieved1383.3
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)±127.7
Current Raw change used (final)0.0
Projected new Raw rating1383.3
Projected new Weighed rating1302.4
Projected new Weighted performance1454.6
Projected new official/published rating (highest between new Raw, new WR and new WP)1454.6
Projected effective change (new Official - current Official)+71.3
Projected new highest rating1383.3
Projected new floor883.3
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 rating1267.3
Curent Weighted rating1205.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1267.3
Current floor (min rating allowed)767.3
Current highest rating achieved1267.3
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)±150.7
Current Raw change used (final)0.0
Projected new Raw rating1267.3
Projected new Weighed rating1210.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1267.3
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1267.3
Projected new floor767.3
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 rating1341.1
Curent Weighted rating1285.9
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1341.1
Current floor (min rating allowed)841.1
Current highest rating achieved1341.1
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)±135.6
Current Raw change used (final)0.0
Projected new Raw rating1341.1
Projected new Weighed rating1292.7
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1341.1
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1341.1
Projected new floor841.1
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)841.1
Current highest rating achieved1200.0
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor841.1
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 Ekurhuleni Open 2024 (B) 2024/04/06 2024/04/06 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 1352.8 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Ekurhuleni Open 2024 (B) 2024/04/06 2024/04/06 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 1352.8 1200.0 Analysis
4 Ekurhuleni North Chess Club 2023 (B) 2023/12/09 2023/12/09 Ekurhuleni (GE) Rapid 30 0.60 7 7 6.0 1288.6 1306.5 Analysis
3 Gauteng Soncini Finals 2023 (Boys) 2023/10/28 2023/10/28 Ekurhuleni (GE) Rapid 20 0.47 5 5 4.0 1259.8 1254.7 Analysis
2 Gauteng Schools Individual Finals 2023 (U15 Boys) 2023/05/27 2023/05/27 Ekurhuleni (GE) Standard 60 0.83 5 5 3.5 1200.0 1200.0 Analysis
1 Gauteng Open Arnold Classic 2023 (U16) 2023/05/19 2023/05/19 Tshwane (GTP) Rapid 30 0.60 5 5 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 2 3 0 3.5 70.0 170.0 1361.8 1531.8
White 3 2 1 0 2.5 83.3 283.3 1332.0 1615.4
Black 2 0 2 0 1.0 50.0 0.0 1406.5 1406.5
Standard All 5 2 3 0 3.5 70.0 170.0 1361.8 1531.8
White 3 2 1 0 2.5 83.3 283.3 1332.0 1615.4
Black 2 0 2 0 1.0 50.0 0.0 1406.5 1406.5
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 27 18 6 3 21.0 77.8 236.1 1368.5 1604.6
White 16 12 2 2 13.0 81.3 265.6 1328.8 1594.4
Black 11 6 4 1 8.0 72.7 193.2 1426.3 1619.4
Standard All 10 5 4 1 7.0 70.0 170.0 1386.6 1556.6
White 6 5 1 0 5.5 91.7 354.2 1357.4 1711.5
Black 4 0 3 1 1.5 37.5 -106.3 1430.4 1324.2
Rapid All 17 13 2 2 14.0 82.4 275.0 1357.9 1632.9
White 10 7 1 2 7.5 75.0 212.5 1311.7 1524.2
Black 7 6 1 0 6.5 92.9 364.3 1423.9 1788.2
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 1080107799 Du Toit, J (Jaunre) 3 3.0 3 0 0 100.0 1229.5 425.0 1654.5 View list
2 1080119822 Elvin, D (David) 2 2.0 2 0 0 100.0 1244.3 425.0 1669.3 View list
3 1080191325 Kale, A (Akhona) 1 1.0 1 0 0 100.0 1288.6 425.0 1713.6 View list
4 108082807 Joseph, J (Jamie) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 109078830 Johnson, A (Ashar) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1090135200 Gumbo, A (Ashley) 1 1.0 1 0 0 100.0 1259.8 425.0 1684.8 View list
7 1090135387 Del Grosso, G (Gianluca Gabriele) 1 1.0 1 0 0 100.0 1259.8 425.0 1684.8 View list
8 206050275 De Jager, K (Karli) 1 1.0 1 0 0 100.0 1288.6 425.0 1713.6 View list
9 1100190372 Daniels, C (Christopher) 1 1.0 1 0 0 100.0 1259.8 425.0 1684.8 View list
10 1090116742 Baloyi, B (Boikanyo) 1 1.0 1 0 0 100.0 1259.8 425.0 1684.8 View list
11 2110151735 Ambrose, I (Isabella) 1 1.0 1 0 0 100.0 1352.8 425.0 1777.8 View list
12 107056316 Agre, AS (Atharv) 1 1.0 1 0 0 100.0 1288.6 425.0 1713.6 View list
13 1050161246 O'Brien, S (Seth) 1 1.0 1 0 0 100.0 1288.6 425.0 1713.6 View list
14 170027618 Nhlapo, LR (Lekwa) 1 1.0 1 0 0 100.0 1352.8 425.0 1777.8 View list
15 1080143453 Tladi, T (Thoriso) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
16 1970302548 Ngobese, D (Dakkie) 1 0.5 0 1 0 50.0 1352.8 0.0 1352.8 View list
17 2110143800 Naidoo, D (Dhiya) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
18 1090097407 Karsten, K (Keagan) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
19 1080136200 Sehularo, K (Kganya) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
20 1080136326 Van Der Walt, T (Tjaart) 1 0.5 0 1 0 50.0 1352.8 0.0 1352.8 View list