Player Page

Roberts, MH (Marthinus Hendrik)
Dob: 2017/04/05 (U8)
Gender: Male
Chess SA id: 1170157329
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/04/20 (67 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
Current Raw rating1582.7
Current Weighted rating1301.5
Current Weighted performance1552.0
Current official/published rating (highest between Raw, WR and WP)1582.7
Current highest rating achieved1582.7
Current floor (min rating allowed)1082.7
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)±96.1
Current Raw change used (final)0.0
Projected new Raw rating1582.7
Projected new Weighed rating1200.9
Projected new Weighted performance1552.0
Projected new final Raw rating (if new WP > new Raw)1582.7
Projected new highest rating1582.7
Projected new floor1082.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1582.7
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1577.8
Current Weighted rating1291.5
Current Weighted performance1552.0
Current official/published rating (highest between Raw, WR and WP)1577.8
Current highest rating achieved1577.8
Current floor (min rating allowed)1077.8
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)±96.8
Current Raw change used (final)0.0
Projected new Raw rating1577.8
Projected new Weighed rating1191.5
Projected new Weighted performance1552.0
Projected new final Raw rating (if new WP > new Raw)1577.8
Projected new highest rating1577.8
Projected new floor1077.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1577.8
Projected effective change (new Official - current Official)=0.0
s
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
Current Raw rating1255.4
Current Weighted rating1236.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1255.4
Current highest rating achieved1255.4
Current floor (min rating allowed)755.4
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)±153.2
Current Raw change used (final)0.0
Projected new Raw rating1255.4
Projected new Weighed rating1138.2
Projected new Weighted performance436.9
Projected new final Raw rating (if new WP > new Raw)1255.4
Projected new highest rating1255.4
Projected new floor755.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1255.4
Projected effective change (new Official - current Official)=0.0
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
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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 rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
6 Bojanala Olienpark's One For The Ages 2024 (Center Pawns) 2024/04/20 2024/04/20 Bojanala Platina (NBR) Standard 60 0.83 5 5 5.0 1484.1 1480.8 Analysis
5 Bojanala's Rating Express 2024 (Big Pawns) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 7 6 6.0 1484.1 1480.8 Analysis
4 2024 Chris Greyling Open Chess Tournament (F) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1303.0 1293.2 Analysis
3 2024 Wynie Robbertse Chess Tournament (F) 2024/03/02 2024/03/02 Tshwane (GTP) Standard 60 0.83 5 5 4.5 1303.0 1293.2 Analysis
2 2024 Constantiapark Open (F) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1250.9 1234.2 Analysis
1 JMC Kick Off Tournament 2024 (U8) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1241.6 1219.1 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
11 Bojanala Olienpark's One For The Ages 2024 (Center Pawns) 2024/04/20 2024/04/20 Bojanala Platina (NBR) Standard 60 0.83 5 5 5.0 1484.1 1480.8 Analysis
10 Bojanala's Rating Express 2024 (Big Pawns) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 7 6 6.0 1484.1 1480.8 Analysis
9 2024 Chris Greyling Open Chess Tournament (F) 2024/03/16 2024/03/16 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1303.0 1293.2 Analysis
8 2024 Wynie Robbertse Chess Tournament (F) 2024/03/02 2024/03/02 Tshwane (GTP) Standard 60 0.83 5 5 4.5 1303.0 1293.2 Analysis
7 2024 Constantiapark Open (F) 2024/02/17 2024/02/17 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1250.9 1234.2 Analysis
6 JMC Kick Off Tournament 2024 (U8) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1241.6 1219.1 Analysis
5 Lardies Open Tournament 2023 (F) 2023/10/28 2023/10/28 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1194.7 1154.3 Analysis
4 Ekurhuleni Chess Spring Tournament 2023 (E) 2023/09/23 2023/09/23 Ekurhuleni (GE) Standard 60 0.83 5 4 0.0 1201.7 1202.2 Analysis
3 2023 U8 Open Chess Tournament 2023/09/02 2023/09/02 Tshwane (GTP) Rapid 30 0.60 5 5 4.0 1201.7 1200.0 Analysis
2 2023 Menlo Open Tournament (F) 2023/07/22 2023/07/22 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1212.5 1214.8 Analysis
1 JNW Open - Trinityhouse Little Falls 2023 (U8) 2023/06/24 2023/06/24 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 31 27 1 3 27.5 88.7 329.0 1197.6 1526.6
White 17 15 1 1 15.5 91.2 350.0 1211.0 1561.0
Black 14 12 0 2 12.0 85.7 303.6 1181.4 1484.9
Standard All 31 27 1 3 27.5 88.7 329.0 1197.6 1526.6
White 17 15 1 1 15.5 91.2 350.0 1211.0 1561.0
Black 14 12 0 2 12.0 85.7 303.6 1181.4 1484.9
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 55 40 1 14 40.5 73.6 200.9 1212.7 1413.6
White 29 19 1 9 19.5 67.2 146.6 1228.2 1374.8
Black 26 21 0 5 21.0 80.8 261.5 1195.4 1456.9
Standard All 50 36 1 13 36.5 73.0 195.5 1213.5 1409.0
White 27 18 1 8 18.5 68.5 157.4 1229.0 1386.4
Black 23 18 0 5 18.0 78.3 240.2 1195.2 1435.5
Rapid All 5 4 0 1 4.0 80.0 255.0 1204.8 1459.8
White 2 1 0 1 1.0 50.0 0.0 1217.4 1217.4
Black 3 3 0 0 3.0 100.0 425.0 1196.3 1621.3
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 2170191352 Kgwale, K (Keratilwe) 3 3.0 3 0 0 100.0 1285.6 425.0 1710.6 View list
2 1170155747 Koorts, L (Lukas) 3 1.0 1 0 2 33.3 1218.0 -141.7 1076.4 View list
3 2160158380 Grobbelaar, M (Mari) 3 1.0 1 0 2 33.3 1203.0 -141.7 1061.3 View list
4 2170191603 Joubert, Z (Zani) 2 2.0 2 0 0 100.0 1272.3 425.0 1697.3 View list
5 2170149596 Mabugu, R (Refilwe) 2 2.0 2 0 0 100.0 1393.5 425.0 1818.5 View list
6 1160157330 Steyn, K (Kahn) 2 1.0 1 0 1 50.0 1206.3 0.0 1206.3 View list
7 1180147825 Conradie, D (David) 2 0.0 0 0 2 0.0 1225.5 -425.0 800.5 View list
8 1170149169 Barkhuizen, R (Reuben) 1 1.0 1 0 0 100.0 1194.7 425.0 1619.7 View list
9 1160158379 Gauche, K (Kian) 1 1.0 1 0 0 100.0 1194.7 425.0 1619.7 View list
10 1170143024 Ebersohn, C (Christiaan) 1 1.0 1 0 0 100.0 1303.0 425.0 1728.0 View list
11 1160151828 Du Pisani, M (Malcom) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1180300701 Dikane, L (Leano) 1 1.0 1 0 0 100.0 1484.1 425.0 1909.1 View list
13 1170192179 Botha, J (Janco) 1 1.0 1 0 0 100.0 1250.9 425.0 1675.9 View list
14 1170145156 Botha, E (Erasmus Albertus) 1 1.0 1 0 0 100.0 1484.1 425.0 1909.1 View list
15 2150144072 Bosch, T (Talia) 1 1.0 1 0 0 100.0 1484.1 425.0 1909.1 View list
16 1160192143 Bosch Dippenaar, B (Benjamin) 1 1.0 1 0 0 100.0 1303.0 425.0 1728.0 View list
17 1170192182 Le Roux, Z (Zandru) 1 1.0 1 0 0 100.0 1250.9 425.0 1675.9 View list
18 1170144069 Kruger, T (Thinus Pieter) 1 1.0 1 0 0 100.0 1484.1 425.0 1909.1 View list
19 1170300030 Gower, J (Juvan) 1 1.0 1 0 0 100.0 1484.1 425.0 1909.1 View list
20 1150190422 Li, J (Jiming) 1 1.0 1 0 0 100.0 1194.7 425.0 1619.7 View list