Chemical Valley Roller Derby
Rating Over Time — GLOBAL
Ranking Detail
| Date | This Team | Opponent | Expected vs. Actual | Change | New Rating |
|---|---|---|---|---|---|
| 5/30/26 | Chemical Valley (109) | vs Somer City (151) |
Expected DoS
0.02 Actual DoS -0.16 |
-11.1 | 311.3 |
| 5/16/26 | Chemical Valley (49) | vs Akron (392) |
Expected DoS
-0.74 Actual DoS -0.78 |
-2.5 | 322.4 |
| 4/11/26 | Chemical Valley (140) | vs Morgantown (72) |
Expected DoS
0.33 Actual DoS 0.32 |
-0.7 | 324.9 |
| 10/11/25 | Chemical Valley (217) | vs Morgantown (79) |
Expected DoS
0.18 Actual DoS 0.47 |
+16.9 | 325.7 |
| 8/2/25 | Chemical Valley (140) | vs Somer City (116) |
Expected DoS
-0.19 Actual DoS 0.09 |
+16.7 | 308.8 |
| 7/26/25 | Chemical Valley (198) | vs Ohio Valley (138) |
Expected DoS
-0.28 Actual DoS 0.18 |
+27.3 | 292.0 |
| 7/19/25 | Chemical Valley (75) | vs Indie ROCKers (263) |
Expected DoS
-0.18 Actual DoS -0.56 |
-22.5 | 264.7 |
| 6/7/25 | Chemical Valley (88) | vs Hell Betties (278) |
Expected DoS
-0.45 Actual DoS -0.52 |
-3.9 | 287.2 |
| 5/17/25 | Chemical Valley (114) | vs Erie Roller Derby (190) |
Expected DoS
0.04 Actual DoS -0.25 |
-17.0 | 291.1 |
| 4/5/25 | Chemical Valley (98) | vs B-sides (131) |
Expected DoS
-0.31 Actual DoS -0.14 |
+9.8 | 308.1 |
| 10/19/24 | Chemical Valley (155) | vs Black Diamond Betties (113) |
Expected DoS
0.08 Actual DoS 0.16 |
+4.6 | 298.3 |
| 6/29/24 | Chemical Valley (160) | vs Bayfront Bombshells (130) |
Expected DoS
0.26 Actual DoS 0.10 |
-9.2 | 293.8 |
| 10/21/23 | Chemical Valley (159) | vs Hell Betties (162) |
Expected DoS
-0.47 Actual DoS -0.01 |
+27.5 | 303.0 |
| 6/3/23 | Chemical Valley (43) | vs Somer City (233) |
Expected DoS
-0.01 Actual DoS -0.69 |
-40.5 | 275.5 |
| 4/22/23 | Chemical Valley (122) | vs Black-n-Bluegrass (317) |
Expected DoS
-0.57 Actual DoS -0.44 |
+7.8 | 316.0 |
| 8/6/22 | Chemical Valley (76) | vs Hard Knox (193) |
Expected DoS
-0.08 Actual DoS -0.43 |
-21.4 | 308.2 |
| 8/26/18 | Chemical Valley (134) | vs Black-n-Bluegrass (156) |
Expected DoS
0.27 Actual DoS -0.08 |
-20.7 | 329.6 |
| 11/19/17 | Chemical Valley (138) | vs Ohio Valley (155) |
Expected DoS
-0.06 Actual DoS -0.06 |
+0.2 | 350.4 |
| 11/18/17 | Chemical Valley (193) | vs Youngstown (162) |
Expected DoS
0.17 Actual DoS 0.09 |
-5.0 | 350.1 |
| 11/18/17 | Chemical Valley (73) | vs Roller Radicals (334) |
Expected DoS
0.07 Actual DoS -0.64 |
-42.2 | 355.2 |
| 9/9/17 | Chemical Valley (132) | vs Morgantown (119) |
Expected DoS
0.12 Actual DoS 0.05 |
-4.0 | 397.4 |
| 5/13/17 | Chemical Valley (368) | vs ROCK (37) |
Expected DoS
0.25 Actual DoS 0.82 |
+33.6 | 401.4 |
| 4/15/17 | Chemical Valley (128) | vs River City (142) |
Expected DoS
-0.12 Actual DoS -0.05 |
+3.8 | 367.8 |
| 3/11/17 | Chemical Valley (204) | vs Ohio Valley (141) |
Expected DoS
-0.32 Actual DoS 0.18 |
+29.8 | 363.9 |
| 11/20/16 | Chemical Valley (139) | vs Roller Radicals (200) |
Expected DoS
-0.22 Actual DoS -0.18 |
+2.7 | 334.2 |
| 11/20/16 | Chemical Valley (183) | vs Morgantown (159) |
Expected DoS
-0.02 Actual DoS 0.07 |
+5.4 | 331.5 |
| 11/19/16 | Chemical Valley (136) | vs Ohio Valley (177) |
Expected DoS
-0.61 Actual DoS -0.13 |
+28.3 | 326.1 |
| 10/29/16 | Chemical Valley (111) | vs Greenbrier (107) |
Expected DoS
-0.46 Actual DoS 0.02 |
+28.8 | 297.7 |
| 9/17/16 | Chemical Valley (59) | vs Ohio Valley (429) |
Expected DoS
-0.59 Actual DoS -0.76 |
-9.9 | 269.0 |
| 9/10/16 | Chemical Valley (20) | vs Greenville (394) |
Expected DoS
-0.55 Actual DoS -0.90 |
-21.0 | 278.8 |
| 8/13/16 | Chemical Valley (131) | vs Erie Roller Derby (126) |
Expected DoS
0.02 Actual DoS 0.02 |
+0.1 | 299.8 |
| 4/16/16 | Chemical Valley (261) | vs Erie Roller Derby (148) |
Expected DoS
-0.24 Actual DoS 0.28 |
+31.0 | 299.8 |
| 3/26/16 | Chemical Valley (36) | vs Greenville (355) |
Expected DoS
-0.13 Actual DoS -0.82 |
-41.0 | 268.8 |
| 2/28/16 | Chemical Valley (111) | vs Heart of Appalachia (132) |
Expected DoS
0.33 Actual DoS -0.09 |
-24.6 | 309.8 |
| 11/22/15 | Chemical Valley (242) | vs Heart of Appalachia (133) |
Expected DoS
0.31 Actual DoS 0.29 |
-1.3 | 334.4 |
| 11/22/15 | Chemical Valley (212) | vs Morgantown (136) |
Expected DoS
-0.25 Actual DoS 0.22 |
+24.6 | 335.6 |
| 11/21/15 | Chemical Valley (104) | vs Rubber City (279) |
Expected DoS
-0.54 Actual DoS -0.46 |
+4.4 | 311.0 |
| 9/19/15 | Chemical Valley (225) | vs ROCK (106) |
Expected DoS
-0.01 Actual DoS 0.36 |
+19.5 | 306.6 |
| 6/21/15 | Chemical Valley (541) | vs Poison Apples (30) |
Expected DoS
0.18 Actual DoS 0.89 |
+37.1 | 287.0 |
| 6/20/15 | Chemical Valley (141) | vs Heart of Appalachia (149) |
Expected DoS
0.04 Actual DoS -0.03 |
-3.7 | 249.9 |
| 5/16/15 | Chemical Valley (99) | vs Youngstown (217) |
Expected DoS
-0.59 Actual DoS -0.37 |
+11.1 | 253.6 |
| 3/29/15 | Chemical Valley (80) | vs ROCK (177) |
Expected DoS
-0.43 Actual DoS -0.38 |
+2.6 | 242.5 |
| 2/20/15 | Chemical Valley (44) | vs Ohio Valley (331) |
Expected DoS
-0.44 Actual DoS -0.77 |
-16.9 | 239.9 |
| 1/31/15 | Chemical Valley (73) | vs Glass City (289) |
Expected DoS
-0.34 Actual DoS -0.60 |
-13.4 | 256.8 |
| 10/25/14 | Chemical Valley (47) | vs River City (273) |
Expected DoS
-0.56 Actual DoS -0.71 |
-7.6 | 270.2 |
| 10/19/14 | Chemical Valley (46) | vs Morgantown (182) |
Expected DoS
0.03 Actual DoS -0.60 |
-32.6 | 277.8 |
| 9/20/14 | Chemical Valley (32) | vs Erie Roller Derby (199) |
Expected DoS
-0.21 Actual DoS -0.72 |
-27.0 | 310.4 |
| 8/23/14 | Chemical Valley (70) | vs Gem City (243) |
Expected DoS
-0.02 Actual DoS -0.55 |
-27.6 | 337.4 |
| 3/2/14 | Chemical Valley (159) | vs ROCK (122) |
Expected DoS
0.17 Actual DoS 0.13 |
-2.1 | 365.0 |
| 2/22/14 | Chemical Valley (129) | vs Gem City (289) |
Expected DoS
-0.18 Actual DoS -0.38 |
-10.8 | 367.1 |
| 11/3/13 | Chemical Valley (229) | vs Mountain Mayhem (82) |
Expected DoS
0.03 Actual DoS 0.47 |
+23.0 | 378.0 |
| 10/13/13 | Chemical Valley (66) | vs Erie Roller Derby (166) |
Expected DoS
0.07 Actual DoS -0.43 |
-26.1 | 355.0 |
| 9/7/13 | Chemical Valley (231) | vs Heart of Appalachia (104) |
Expected DoS
0.18 Actual DoS 0.38 |
+10.2 | 381.1 |
| 8/24/13 | Chemical Valley (135) | vs Twin Valleys (239) |
Expected DoS
-0.37 Actual DoS -0.28 |
+4.6 | 370.9 |
| 8/11/13 | Chemical Valley (177) | vs West Virginia (208) |
Expected DoS
0.11 Actual DoS -0.08 |
-9.9 | 366.3 |
| 7/21/13 | Chemical Valley (58) | vs Charlotte (337) |
Expected DoS
-0.50 Actual DoS -0.71 |
-10.7 | 376.2 |
| 6/29/13 | Chemical Valley (264) | vs Star City (112) |
Expected DoS
0.39 Actual DoS 0.40 |
+0.9 | 386.8 |
| 6/16/13 | Chemical Valley (137) | vs West Virginia (152) |
Expected DoS
0.19 Actual DoS -0.05 |
-12.8 | 385.9 |
| 5/11/13 | Chemical Valley (178) | vs Star City (99) |
Expected DoS
0.43 Actual DoS 0.29 |
-7.4 | 398.7 |
| 5/4/13 | Chemical Valley (250) | vs The Uncivil Warriors (76) |
Expected DoS
0.36 Actual DoS 0.53 |
+9.2 | 406.2 |
| 3/23/13 | Chemical Valley (78) | vs Rubber City (172) |
Expected DoS
0.26 Actual DoS -0.38 |
-33.4 | 397.0 |
| 3/9/13 | Chemical Valley (218) | vs Ohio Valley (54) |
Expected DoS
0.00 Actual DoS 0.60 |
+31.6 | 430.4 |
| 12/2/12 | Chemical Valley (89) | vs Ohio Valley (87) |
Expected DoS
-0.07 Actual DoS 0.01 |
+3.5 | 398.9 |
| 12/1/12 | Chemical Valley (93) | vs Erie Roller Derby (52) |
Expected DoS
0.03 Actual DoS 0.28 |
+11.0 | 395.3 |
| 12/1/12 | Chemical Valley (233) | vs WestCo (17) |
Expected DoS
0.65 Actual DoS 0.86 |
+9.4 | 384.3 |
| 10/14/12 | Chemical Valley (257) | vs Greenbrier (69) |
Expected DoS
0.19 Actual DoS 0.58 |
+17.0 | 375.0 |
| 8/18/12 | Chemical Valley (60) | vs Mother State (110) |
Expected DoS
-0.21 Actual DoS -0.29 |
-3.7 | 357.9 |
| 8/5/12 | Chemical Valley (94) | vs Twin Valleys (229) |
Expected DoS
-0.14 Actual DoS -0.42 |
-12.3 | 361.7 |
| 7/21/12 | Chemical Valley (186) | vs Star City (48) |
Expected DoS
0.16 Actual DoS 0.59 |
+19.0 | 373.9 |
| 6/16/12 | Chemical Valley (88) | vs Ohio Valley (62) |
Expected DoS
-0.18 Actual DoS 0.17 |
+15.6 | 355.0 |
| 5/19/12 | Chemical Valley (106) | vs Star City (91) |
Expected DoS
-0.23 Actual DoS 0.08 |
+13.3 | 339.3 |
| 4/14/12 | Chemical Valley (52) | vs Blackwater (131) |
Expected DoS
-0.01 Actual DoS -0.43 |
-18.8 | 326.0 |
| 2/25/12 | Chemical Valley (65) | vs The Uncivil Warriors (78) |
Expected DoS
0.01 Actual DoS -0.09 |
-4.6 | 344.8 |
| 12/17/11 | Chemical Valley (49) | vs Ohio Valley (227) |
Expected DoS
0.36 Actual DoS -0.64 |
-44.4 | 349.4 |
| 9/10/11 | Chemical Valley (123) | vs Blackwater (64) |
Expected DoS
0.03 Actual DoS 0.32 |
+12.7 | 393.8 |
| 7/30/11 | Chemical Valley (110) | vs ROCK (124) |
Expected DoS
0.10 Actual DoS -0.06 |
-7.1 | 381.1 |
| 5/8/11 | Chemical Valley (92) | vs Star City (120) |
Expected DoS
0.06 Actual DoS -0.13 |
-8.5 | 388.2 |
| 4/30/11 | Chemical Valley (138) | vs Charlottesville (81) |
Expected DoS
-0.14 Actual DoS 0.26 |
+17.8 | 396.7 |
| 3/19/11 | Chemical Valley (136) | vs Blackwater (124) |
Expected DoS
-0.06 Actual DoS 0.05 |
+4.7 | 378.8 |
| 7/24/10 | Chemical Valley (88) | vs Destruction Dames (80) |
Expected DoS
-0.15 Actual DoS 0.05 |
+9.6 | 374.1 |
| 11/21/09 | Chemical Valley (50) | vs Blackwater (124) |
Expected DoS
n/a (debut) Actual DoS -0.43 |
— | 364.6 |