Player Page

Petersen, MG (Marc)
Dob: 1985/02/27 (Adult)
Gender: Male
Chess SA id: 185029784
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s): FA
Last active: 2022/07/17 (642 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 rating1466.8
Curent Weighted rating1466.5
Curent Weighted performance957.1
Current official/published rating (highest between Raw, WR and WP)1466.8
Current floor (min rating allowed)1031.0
Current highest rating achieved1531.0
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)±113.4
Current Raw change used (final)0.0
Projected new Raw rating1466.8
Projected new Weighed rating1466.7
Projected new Weighted performance957.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1466.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1531.0
Projected new floor1031.0
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 rating1461.6
Curent Weighted rating1461.3
Curent Weighted performance939.1
Current official/published rating (highest between Raw, WR and WP)1461.6
Current floor (min rating allowed)1031.0
Current highest rating achieved1531.0
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)±114.2
Current Raw change used (final)0.0
Projected new Raw rating1461.6
Projected new Weighed rating1461.5
Projected new Weighted performance939.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1461.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1531.0
Projected new floor1031.0
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 rating1515.6
Curent Weighted rating1482.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1515.6
Current floor (min rating allowed)1031.0
Current highest rating achieved1531.0
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)±105.8
Current Raw change used (final)0.0
Projected new Raw rating1515.6
Projected new Weighed rating1485.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1515.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1531.0
Projected new floor1031.0
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 rating1516.0
Curent Weighted rating1516.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1516.0
Current floor (min rating allowed)1031.0
Current highest rating achieved1531.0
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)±105.7
Current Raw change used (final)0.0
Projected new Raw rating1516.0
Projected new Weighed rating1516.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)1516.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1531.0
Projected new floor1031.0
Projected new K-facor32
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
9 South African Open 2022 (B) 2022/07/09 2022/07/17 Cape Town (WCT) Standard 120 1.00 11 11 6.5 1446.3 1441.8 Analysis
8 WP Closed 2022 (D) 2022/06/17 2022/06/17 Cape Town (WCT) Standard 90 0.94 6 6 4.5 1403.6 1401.5 Analysis
7 SAPS National Team Chess Championship 2019 2019/10/26 2019/10/30 Frances Baard (NCF) Standard 62 0.84 9 9 6.0 1459.2 1452.7 Analysis
6 SAPS National Individual Chess Championship 2019 (Men) 2019/10/23 2019/10/25 Frances Baard (NCF) Standard 60 0.83 9 9 5.5 1459.2 1452.7 Analysis
5 SAPS WC Chess Club Rapid 2019 (Men) 2019/10/21 2019/10/21 Frances Baard (NCF) Rapid 30 0.60 7 7 4.0 1459.2 1516.0 Analysis
4 SAPS National Individual Championship 2018 (Men) 2018/09/12 2018/09/15 Xhariep (FXT) Standard 60 0.83 9 9 5.5 1493.6 1494.9 Analysis
3 SAPS National Team Championship 2018 2018/09/11 2018/09/11 Xhariep (FXT) Standard 60 0.83 9 9 7.5 1493.6 1494.9 Analysis
2 2018 Western Province League (B) 2018/08/04 2018/09/15 Cape Town (WCT) Standard 90 0.94 11 4 2.0 1493.6 1494.9 Analysis
1 South African Open 2018 (B) 2018/07/07 2018/07/14 Mangaung (FMB) Standard 150 1.00 11 11 7.0 1516.0 1516.0 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 75 32 33 10 48.5 64.7 124.7 1316.0 1440.7
White 39 17 17 5 25.5 65.4 130.8 1322.9 1453.7
Black 36 15 16 5 23.0 63.9 118.1 1308.5 1426.6
Standard All 68 29 31 8 44.5 65.4 131.3 1315.9 1447.1
White 36 16 17 3 24.5 68.1 153.5 1327.7 1481.2
Black 32 13 14 5 20.0 62.5 106.3 1302.6 1408.8
Rapid All 7 3 2 2 4.0 57.1 60.7 1316.8 1377.5
White 3 1 0 2 1.0 33.3 -141.7 1264.7 1123.0
Black 4 2 2 0 3.0 75.0 212.5 1355.9 1568.4
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 188090572 Jacobs, J (Jacques Peter) 3 1.5 1 1 1 50.0 1470.7 0.0 1470.7 View list
2 169010128 Gabriels, Z (Zaid) 2 1.5 1 1 0 75.0 1487.6 212.5 1700.1 View list
3 186017677 Lekone, RP (Rantsasa) 2 1.5 1 1 0 75.0 1493.6 212.5 1706.1 View list
4 175023718 Moepeng, JS (Joseph) 2 1.5 1 1 0 75.0 1459.2 212.5 1671.7 View list
5 197083576 Mohapi, K (Kamohelo) 2 1.5 1 1 0 75.0 1459.2 212.5 1671.7 View list
6 181021769 Matloa, OJ (Oupa) 2 0.5 0 1 1 25.0 1476.4 -212.5 1263.9 View list
7 170014986 Kaunda, J (John) 1 1.0 1 0 0 100.0 1493.6 425.0 1918.6 View list
8 186017463 Lebitsa, MJ (Mohampi) 1 1.0 1 0 0 100.0 1493.6 425.0 1918.6 View list
9 171017443 Lebenya, MJ (Masilo) 1 1.0 1 0 0 100.0 1516.0 425.0 1941.0 View list
10 172017078 Landman, J (Johan) 1 1.0 1 0 0 100.0 1516.0 425.0 1941.0 View list
11 184006583 De Kock, LH (Lambert) 1 1.0 1 0 0 100.0 1516.0 425.0 1941.0 View list
12 1120130970 Bell, L (Luke) 1 1.0 1 0 0 100.0 1403.6 425.0 1828.6 View list
13 176000817 Arries, HJ (Henry Jacobus) 1 1.0 1 0 0 100.0 1459.2 425.0 1884.2 View list
14 2930100456 Chiriya, T (Takudzwa) 1 1.0 1 0 0 100.0 1403.6 425.0 1828.6 View list
15 1830133640 Abrahams, R (Randall David) 1 1.0 1 0 0 100.0 1446.3 425.0 1871.3 View list
16 1050106566 Makaula, V (Vumankosi) 1 1.0 1 0 0 100.0 1446.3 425.0 1871.3 View list
17 1720096765 Mccarthy, E (Eugene) 1 1.0 1 0 0 100.0 1459.2 425.0 1884.2 View list
18 1780106687 Mncwabe, B (Bojas) 1 1.0 1 0 0 100.0 1459.2 425.0 1884.2 View list
19 1850100526 Mohithli, G (Gemi) 1 1.0 1 0 0 100.0 1493.6 425.0 1918.6 View list
20 1760106698 Mosima, M (Mj) 1 1.0 1 0 0 100.0 1493.6 425.0 1918.6 View list