Avatar of Robert Cober

Robert Cober

optimonkey Arizona Since 2011 (Active) Chess.com ♟♟♟
48.6%- 49.0%- 2.4%
Blitz 721
5523W 5574L 274D
Rapid 1292
203W 198L 13D
Daily 1462
9W 5L 1D

Ratings Overview

Blitz
Current 721
Peak 1354 Jan 2016
6mo 250
12mo 191
Rapid
Current 1341
Peak 1349 Apr 2026
6mo 199
12mo 199
Daily
Current 1462
Peak 1572 Mar 2011
6mo 39
12mo 57

Rating History

1449124310378316252016 Avg: 1042 | Min: 977 | Max: 1354 Games: 188 | W: 84 L: 101 D: 32017 Avg: 1000 | Min: 1000 | Max: 1000 Games: 1 | W: 1 L: 0 D: 02019 Avg: 1049 | Min: 937 | Max: 1111 Games: 15 | W: 8 L: 7 D: 02020 Avg: 1009 | Min: 885 | Max: 1230 Games: 521 | W: 247 L: 258 D: 162021 Avg: 942 | Min: 858 | Max: 1072 Games: 875 | W: 423 L: 431 D: 212022 Avg: 899 | Min: 767 | Max: 1004 Games: 1587 | W: 770 L: 783 D: 342023 Avg: 983 | Min: 842 | Max: 1116 Games: 2386 | W: 1164 L: 1153 D: 692024 Avg: 902 | Min: 726 | Max: 1093 Games: 2485 | W: 1215 L: 1216 D: 542025 Avg: 880 | Min: 720 | Max: 1043 Games: 2854 | W: 1396 L: 1389 D: 692026 Avg: 842 | Min: 721 | Max: 920 Games: 486 | W: 230 L: 248 D: 82016201720192020202120222023202420252026BlitzRange
13851306122711481068Q3 2020 Avg: 1206 | Min: 1154 | Max: 1277 Games: 5 | W: 2 L: 0 D: 3Q1 2021 Avg: 1128 | Min: 1104 | Max: 1151 Games: 2 | W: 1 L: 1 D: 0Q2 2021 Avg: 1195 | Min: 1165 | Max: 1212 Games: 3 | W: 2 L: 1 D: 0Q1 2023 Avg: 1209 | Min: 1209 | Max: 1209 Games: 1 | W: 1 L: 0 D: 0Q2 2023 Avg: 1166 | Min: 1120 | Max: 1210 Games: 9 | W: 5 L: 4 D: 0Q2 2024 Avg: 1168 | Min: 1119 | Max: 1217 Games: 13 | W: 6 L: 7 D: 0Q1 2026 Avg: 1286 | Min: 1202 | Max: 1348 Games: 235 | W: 118 L: 109 D: 8Q2 2026 Avg: 1344 | Min: 1341 | Max: 1349 Games: 3 | W: 1 L: 2 D: 0Q3 '20Q1 '21Q2 '21Q1 '23Q2 '23Q2 '24Q1 '26Q2 '26RapidRange
161815181418131812172011 Avg: 1514 | Min: 1443 | Max: 1572 Games: 8 | W: 5 L: 3 D: 02021 Avg: 1495 | Min: 1495 | Max: 1495 Games: 2 | W: 1 L: 1 D: 02022 Avg: 1263 | Min: 1263 | Max: 1263 Games: 1 | W: 0 L: 1 D: 02023 Avg: 1405 | Min: 1405 | Max: 1405 Games: 1 | W: 1 L: 0 D: 02024 Avg: 1483 | Min: 1465 | Max: 1501 Games: 2 | W: 2 L: 0 D: 02025 Avg: 1462 | Min: 1462 | Max: 1462 Games: 1 | W: 0 L: 0 D: 1201120212022202320242025DailyRange

Rating by Year

Year Bullet Blitz Rapid Daily
2026 - 721 1341 -
2025 - 862 - 1462
2024 - 918 1142 1501
2023 - 956 1186 1405
2022 - 852 - 1263
2021 - 911 1208 1495
2020 - 1014 1277 -
2019 - 1031 - -
2017 - 1000 - -
2016 - 979 - -
2011 - - - 1443
1579139212051018831643Blitz 2016: 979Blitz 2017: 1000Blitz 2019: 1031Blitz 2020: 1014Blitz 2021: 911Blitz 2022: 852Blitz 2023: 956Blitz 2024: 918Blitz 2025: 862Blitz 2026: 721Rapid 2020: 1277Rapid 2021: 1208Rapid 2023: 1186Rapid 2024: 1142Rapid 2026: 1341Daily 2011: 1443Daily 2021: 1495Daily 2022: 1263Daily 2023: 1405Daily 2024: 1501Daily 2025: 146220112016201720192020202120222023202420252026BlitzRapidDaily
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