| Date | This Team | Opponent | Expected vs. Actual | Change | New Rating | |
|---|---|---|---|---|---|---|
| 07/20/19 | ToRD: Vipers (120) | vs DRRD: Durham Region Roller Derby - House League (155) | -25.8 | 280.8 |  Stats | |
| 05/25/19 | ToRD: Vipers (240) | vs RCRD: Our Ladies of Pain (248) | +5.8 | 306.6 | Stats | |
| 03/09/19 | ToRD: Vipers (141) | vs DRRD: Durham Region Roller Derby - House League (152) | -20.5 | 300.8 | Stats | |
| 08/11/18 | ToRD: Vipers (189) | vs HRD: Debu-Taunts (118) | -6.3 | 321.3 | Stats | |
| 06/16/18 | ToRD: Vipers (195) | vs DRRD: Durham Region Roller Derby - House League (100) | +0.2 | 327.6 | Stats | |
| 05/12/18 | ToRD: Vipers (289) | vs DRRD: Durham Region Roller Derby - House League (145) | +13.5 | 327.4 | Stats | |
| 08/12/17 | ToRD: Vipers (195) | vs RCRD: Our Ladies of Pain (201) | +4.8 | 313.9 | Stats | |
| 05/13/17 | ToRD: Vipers (149) | vs DRRD: Durham Region Roller Derby - House League (104) | +1.2 | 309.1 | Stats | |
| 04/22/17 | ToRD: Vipers (217) | vs OVRD: Cannon Dolls (148) | +26.2 | 307.9 | Stats | |
| 03/25/17 | ToRD: Vipers (179) | vs Belleville (264) | -4.4 | 281.7 | Stats | |
| 10/01/16 | ToRD: Vipers (114) | vs Niagara (238) | +9.0 | 286.1 | Stats | |
| 06/11/16 | ToRD: Vipers (142) | vs QCRD: Queen's Court (204) | -19.3 | 277.1 | Stats | |
| 08/15/15 | ToRD: Vipers (190) | vs RDD: Bombshell Battalion (135) | -6.7 | 296.5 | Stats | |
| 08/15/15 | ToRD: Vipers (190) | vs RDD: Bombshell Battalion (135) | -12.3 | 303.1 | Stats | |
| 07/25/15 | ToRD: Vipers (95) | vs WRD: Bloody Marys (Disbanded) (153) | -11.6 | 315.5 | Stats | |
| 06/13/15 | ToRD: Vipers (188) | vs RCRD: Our Ladies of Pain (211) | +7.8 | 327.1 | Stats | |
| 05/30/15 | ToRD: Vipers (251) | vs RDD: Bombshell Battalion (148) | -10.0 | 319.3 | Stats | |
| 05/23/15 | ToRD: Vipers (197) | vs RCRD: Our Ladies of Pain (195) | +8.0 | 329.3 | Stats | |
| 02/21/15 | ToRD: Vipers (99) | vs Roller Derby Misfits (243) | -2.5 | 321.3 | Stats | |
| 02/07/15 | ToRD: Vipers (87) | vs ORG: Fox Force Five (411) | -43.6 | 323.8 | Stats | |
| 09/27/14 | ToRD: Vipers (213) | vs South Simcoe (172) | -7.9 | 367.4 | Stats | |
| 09/13/14 | ToRD: Vipers (210) | vs OVRD: ByWard B (97) | +19.3 | 375.2 | Stats | |
| 06/21/14 | ToRD: Vipers (176) | vs SSRR: Ghoul Guides (149) | -8.1 | 355.9 | Stats | |
| 06/07/14 | ToRD: Vipers (299) | vs Roller Derby Misfits (149) | +15.9 | 363.9 | Stats | |
| 05/03/14 | ToRD: Vipers (168) | vs Wellington (276) | -9.3 | 348.1 | Stats | |
| 04/05/14 | ToRD: Vipers (252) | vs DRRD: Durham Region Roller Derby - House League (110) | +7.7 | 357.4 | Stats | |
| 04/05/14 | ToRD: Vipers (252) | vs DRRD: Durham Derby Devils (110) | +27.5 | 349.7 | Stats | |
| 03/29/14 | ToRD: Vipers (173) | vs Roller Derby Misfits (338) | -19.2 | 322.2 | Stats | |
| 06/08/13 | ToRD: Vipers (219) | vs Peterborough (139) | +9.2 | 341.4 | Stats | |
| 05/25/13 | ToRD: Vipers (142) | vs South Simcoe (200) | -17.2 | 332.1 | Stats | |
| 09/08/12 | ToRD: Vipers (146) | vs KRD: The Skateful Dead (132) | +24.3 | 349.3 |  Stats | |
| 08/18/12 | ToRD: Vipers (269) | vs SSRR: Ghoul Guides (59) | 325.0 | Stats | ||
| 05/26/12 | ToRD: Vipers (150) | vs Belle City (103) | +23.6 | 325.0 | Stats | |
| 05/12/12 | ToRD: Vipers (55) | vs KRD: The Skateful Dead (314) | -11.6 | 301.4 | Stats | |
| 09/24/11 | ToRD: Vipers (41) | vs TCRD: Total Knock-Outs (140) | -7.8 | 313.1 | Stats | |
| 09/10/11 | ToRD: Vipers (42) | vs Royal City (203) | -21.2 | 320.8 | Stats | |
| 06/18/11 | ToRD: Vipers (26) | vs Nickel City (157) | -35.0 | 342.0 | Stats | |
| 02/26/11 | ToRD: Vipers (71) | vs Nickel City (38) | +15.2 | 377.0 | Stats | |
| 08/21/10 | ToRD: Vipers (105) | vs DRRD: Durham Derby Devils (63) | 361.8 | Stats | ||
| 08/21/10 | ToRD: Vipers (104) | vs DRRD: Classy Trashy Rollergirls (63) | 361.8 | Stats | ||
| 05/29/09 | ToRD: Vipers (41) | vs ToRD: Chicks Ahoy! (149) | -6.9 | 361.8 | Stats | |
| 08/09/08 | ToRD: Vipers (119) | vs ToRD: A-Stars B Team (99) | +17.3 | 368.6 | Stats | |
| 07/16/08 | ToRD: Vipers (60) | vs ToRD: Smoke City Bandits (152) | -8.2 | 351.3 | Stats | |
| 07/05/08 | ToRD: Vipers (37) | vs ToRD: Death Track Dolls (107) | -5.7 | 359.5 | Stats | |
| 06/11/08 | ToRD: Vipers (50) | vs ToRD: Gore Gore Rollergirls (189) | 365.2 | Stats |
| Date | Teams | Score | Incoming Ratings | Expected | Actual | Expected vs. Actual | Change | New Ratings | |
|---|---|---|---|---|---|---|---|---|---|
| 07/20/19 | ToRD: Vipers DRRD: Durham Region Roller Derby - House League | 120 155 | 306.6 252.5 | 0.31 | -0.13 | -25.8 +25.8 | 280.8 278.3 | Stats | |
| 05/25/19 | ToRD: Vipers RCRD: Our Ladies of Pain | 240 248 | 300.8 314.6 | -0.11 | -0.02 | +5.8 -5.8 | 306.6 308.8 | Stats | |
| 03/09/19 | ToRD: Vipers DRRD: Durham Region Roller Derby - House League | 141 152 | 321.3 249.0 | 0.31 | -0.04 | -20.5 +20.5 | 300.8 269.5 | Stats | |
| 08/11/18 | ToRD: Vipers HRD: Debu-Taunts | 189 118 | 327.6 248.4 | 0.34 | 0.23 | -6.3 +6.3 | 321.3 254.7 | Stats | |
| 06/16/18 | ToRD: Vipers DRRD: Durham Region Roller Derby - House League | 195 100 | 327.4 270.3 | 0.32 | 0.32 | +0.2 -0.2 | 327.6 270.1 | Stats | |
| 05/12/18 | ToRD: Vipers DRRD: Durham Region Roller Derby - House League | 289 145 | 313.9 283.8 | 0.11 | 0.33 | +13.5 -13.5 | 327.4 270.3 | Stats | |
| 08/12/17 | ToRD: Vipers RCRD: Our Ladies of Pain | 195 201 | 309.1 319.4 | -0.10 | -0.02 | +4.8 -4.8 | 313.9 314.6 | Stats | |
| 05/13/17 | ToRD: Vipers DRRD: Durham Region Roller Derby - House League | 149 104 | 307.9 285.0 | 0.16 | 0.18 | +1.2 -1.2 | 309.1 283.8 | Stats | |
| 04/22/17 | ToRD: Vipers OVRD: Cannon Dolls | 217 148 | 281.7 341.9 | -0.25 | 0.19 | +26.2 -26.2 | 307.9 315.7 | Stats | |
| 03/25/17 | ToRD: Vipers Belleville | 179 264 | 286.1 318.9 | -0.12 | -0.19 | -4.4 +4.4 | 281.7 323.3 | Stats | |
| 10/01/16 | ToRD: Vipers Niagara | 114 238 | 277.1 378.7 | -0.50 | -0.35 | +9.0 -9.0 | 286.1 369.7 | Stats | |
| 06/11/16 | ToRD: Vipers QCRD: Queen's Court | 142 204 | 296.5 276.2 | 0.15 | -0.18 | -19.3 +19.3 | 277.1 295.6 | Stats | |
| 08/15/15 | ToRD: Vipers RDD: Bombshell Battalion | 190 135 | 303.1 250.9 | 0.30 | 0.17 | -6.7 +6.7 | 296.5 257.6 | Stats | |
| 08/15/15 | ToRD: Vipers RDD: Bombshell Battalion | 190 135 | 315.5 238.6 | 0.40 | 0.17 | -12.3 +12.3 | 303.1 250.9 | Stats | |
| 07/25/15 | ToRD: Vipers WRD: Bloody Marys (Disbanded) | 95 153 | 327.1 320.4 | -0.01 | -0.23 | -11.6 +11.6 | 315.5 332.1 | Stats | |
| 06/13/15 | ToRD: Vipers RCRD: Our Ladies of Pain | 188 211 | 319.3 352.1 | -0.21 | -0.06 | +7.8 -7.8 | 327.1 344.3 | Stats | |
| 05/30/15 | ToRD: Vipers RDD: Bombshell Battalion | 251 148 | 329.3 223.5 | 0.45 | 0.26 | -10.0 +10.0 | 319.3 233.5 | Stats | |
| 05/23/15 | ToRD: Vipers RCRD: Our Ladies of Pain | 197 195 | 321.3 360.1 | -0.15 | 0.01 | +8.0 -8.0 | 329.3 352.1 | Stats | |
| 02/21/15 | ToRD: Vipers Roller Derby Misfits | 99 243 | 323.8 411.3 | -0.37 | -0.42 | -2.5 +2.5 | 321.3 413.8 | Stats | |
| 02/07/15 | ToRD: Vipers ORG: Fox Force Five | 87 411 | 367.4 339.3 | 0.18 | -0.65 | -43.6 +43.6 | 323.8 382.9 | Stats | |
| 09/27/14 | ToRD: Vipers South Simcoe | 213 172 | 375.2 331.7 | 0.26 | 0.11 | -7.9 +7.9 | 367.4 339.6 | Stats | |
| 09/13/14 | ToRD: Vipers OVRD: ByWard B | 210 97 | 355.9 365.3 | -0.00 | 0.37 | +19.3 -19.3 | 375.2 345.9 | Stats | |
| 06/21/14 | ToRD: Vipers SSRR: Ghoul Guides | 176 149 | 363.9 306.6 | 0.24 | 0.08 | -8.1 +8.0 | 355.9 314.7 | Stats | |
| 06/07/14 | ToRD: Vipers Roller Derby Misfits | 299 149 | 348.1 350.8 | 0.03 | 0.33 | +15.9 -15.9 | 363.9 334.9 | Stats | |
| 05/03/14 | ToRD: Vipers Wellington | 168 276 | 357.4 361.4 | -0.06 | -0.24 | -9.3 +9.3 | 348.1 370.7 | Stats | |
| 04/05/14 | ToRD: Vipers DRRD: Durham Region Roller Derby - House League | 252 110 | 349.7 308.7 | 0.25 | 0.39 | +7.7 -7.7 | 357.4 301.0 | Stats | |
| 04/05/14 | ToRD: Vipers DRRD: Durham Derby Devils | 252 110 | 322.2 358.2 | -0.13 | 0.39 | +27.5 -27.5 | 349.7 330.7 | Stats | |
| 03/29/14 | ToRD: Vipers Roller Derby Misfits | 173 338 | 341.4 323.5 | 0.04 | -0.32 | -19.2 +19.2 | 322.2 342.7 | Stats | |
| 06/08/13 | ToRD: Vipers Peterborough | 219 139 | 332.1 313.7 | 0.05 | 0.22 | +9.2 -9.2 | 341.4 304.5 | Stats | |
| 05/25/13 | ToRD: Vipers South Simcoe | 142 200 | 349.3 326.2 | 0.16 | -0.17 | -17.2 +17.2 | 332.1 343.4 | Stats | |
| 09/08/12 | ToRD: Vipers KRD: The Skateful Dead | 146 132 | 325.0 420.3 | -0.50 | 0.05 | +24.3 -24.3 | 349.3 396.0 | Stats | |
| 08/18/12 | ToRD: Vipers SSRR: Ghoul Guides | 269 59 | 325.0 [unranked] | 0.64 | | 325.0 273.7 | Stats | ||
| 05/26/12 | ToRD: Vipers Belle City | 150 103 | 301.4 359.8 | -0.35 | 0.19 | +23.6 -23.6 | 325.0 336.3 | Stats | |
| 05/12/12 | ToRD: Vipers KRD: The Skateful Dead | 55 314 | 313.1 421.4 | -0.44 | -0.70 | -11.6 +11.6 | 301.4 433.0 | Stats | |
| 09/24/11 | ToRD: Vipers TCRD: Total Knock-Outs | 41 140 | 320.8 385.0 | -0.37 | -0.55 | -7.8 +7.8 | 313.1 392.7 | Stats | |
| 09/10/11 | ToRD: Vipers Royal City | 42 203 | 342.0 392.1 | -0.18 | -0.66 | -21.2 +21.2 | 320.8 413.3 | Stats | |
| 06/18/11 | ToRD: Vipers Nickel City | 26 157 | 377.0 348.3 | 0.07 | -0.72 | -35.0 +35.0 | 342.0 383.3 | Stats | |
| 02/26/11 | ToRD: Vipers Nickel City | 71 38 | 361.8 384.0 | -0.04 | 0.30 | +15.2 -15.2 | 377.0 368.7 | Stats | |
| 08/21/10 | ToRD: Vipers DRRD: Durham Derby Devils | 105 63 | 361.8 [unranked] | 0.25 | | 361.8 350.3 | Stats | ||
| 08/21/10 | ToRD: Vipers DRRD: Classy Trashy Rollergirls | 104 63 | 361.8 [unranked] | 0.25 | | 361.8 350.5 | Stats | ||
| 05/29/09 | ToRD: Vipers ToRD: Chicks Ahoy! | 41 149 | 368.6 445.7 | -0.43 | -0.57 | -6.9 +6.9 | 361.8 452.6 | Stats | |
| 08/09/08 | ToRD: Vipers ToRD: A-Stars B Team | 119 99 | 351.3 419.8 | -0.27 | 0.09 | +17.3 -17.3 | 368.6 402.5 | Stats | |
| 07/16/08 | ToRD: Vipers ToRD: Smoke City Bandits | 60 152 | 359.5 399.8 | -0.27 | -0.43 | -8.2 +8.2 | 351.3 408.0 | Stats | |
| 07/05/08 | ToRD: Vipers ToRD: Death Track Dolls | 37 107 | 365.2 428.6 | -0.37 | -0.49 | -5.7 +5.7 | 359.5 434.2 | Stats | |
| 06/11/08 | ToRD: Vipers ToRD: Gore Gore Rollergirls | 50 189 | [unranked] 418.7 | -0.58 | | 365.2 418.7 | Stats |
