Sierra Regional Roller Derby

Ranking System WFTDA Sanctioned Global
Current: #239 of 556 · 582.3 Peak: 638.0 (Sep 2018)
Rating Over Time — WFTDA
Ranking Detail
DateThis TeamOpponent Expected vs. Actual ChangeNew Rating
8/22/26 Sierra (188) vs Bruin Trouble (194) Expected DoS 0.26
Actual DoS -0.02
-16.3 582.3
6/27/26 Sierra (170) vs Southern Oregon (100) Expected DoS 0.01
Actual DoS 0.26
+14.8 598.6
6/27/26 Sierra (118) vs Dockyard (178) Expected DoS -0.24
Actual DoS -0.20
+2.0 583.8
5/3/26 Sierra (71) vs Eves of Destruction (192) Expected DoS -0.44
Actual DoS -0.46
-1.1 581.9
5/2/26 Sierra (125) vs Saskatoon (131) Expected DoS -0.12
Actual DoS -0.02
+5.6 582.9
5/2/26 Sierra (72) vs Nuclear Free (181) Expected DoS -0.58
Actual DoS -0.43
+8.9 577.4
5/1/26 Sierra (97) vs Cascades (173) Expected DoS -0.10
Actual DoS -0.28
-10.7 568.4
11/8/25 Sierra (145) vs Outlaws Roller Derby (169) Expected DoS -0.06
Actual DoS -0.08
-1.0 579.1
10/18/25 Sierra (283) vs Naughty Pines (51) Expected DoS 0.34
Actual DoS 0.69
+21.2 580.1
10/17/25 Sierra (129) vs The Contenders (310) Expected DoS 0.33
Actual DoS -0.41
-44.0 559.0
9/21/25 Sierra (162) vs High Altitude (91) Expected DoS -0.05
Actual DoS 0.28
+19.3 603.0
9/21/25 Sierra (376) vs Slamazons (71) Expected DoS 0.54
Actual DoS 0.68
+8.5 583.7
9/20/25 Sierra (97) vs Bellingham (175) Expected DoS 0.03
Actual DoS -0.29
-18.6 575.2
6/14/25 Sierra (238) vs Peninsula (100) Expected DoS 0.62
Actual DoS 0.41
-12.4 593.8
6/1/25 Sierra (79) vs Bay Area (177) Expected DoS -0.38
Actual DoS -0.38
-0.4 606.2
5/31/25 Sierra (183) vs Big Sky Rollers (86) Expected DoS -0.19
Actual DoS 0.36
+32.5 606.6
5/3/25 Sierra (260) vs Bruin Trouble (105) Expected DoS 0.39
Actual DoS 0.42
+1.8 574.1
4/26/25 Sierra (196) vs Southern Oregon (104) Expected DoS -0.01
Actual DoS 0.31
+18.6 572.3
9/29/24 Sierra (150) vs San Fernando (143) Expected DoS -0.06
Actual DoS 0.02
+4.8 553.7
9/29/24 Sierra (115) vs Sin City (125) Expected DoS 0.13
Actual DoS -0.04
-10.4 549.0
9/28/24 Sierra (323) vs Pacific (72) Expected DoS 0.48
Actual DoS 0.64
+9.4 559.4
9/7/24 Sierra (103) vs Sin City (129) Expected DoS 0.22
Actual DoS -0.11
-19.5 550.0
8/24/24 Sierra (345) vs Boise River Rollers (85) Expected DoS n/a (debut)
Actual DoS 0.60
+0.0 569.5
6/29/24 Sierra (229) vs Shasta (125) Expected DoS -0.04
Actual DoS 0.29
+19.8 569.5
6/15/24 Sierra (94) vs Treasure Valley (251) Expected DoS -0.61
Actual DoS -0.46
+9.3 549.7
4/27/24 Sierra (154) vs Southern Oregon (84) Expected DoS 0.07
Actual DoS 0.29
+13.4 540.4
10/8/23 Sierra (127) vs Wine Town (147) Expected DoS 0.13
Actual DoS -0.07
-11.9 527.0
10/7/23 Sierra (115) vs West Coast Knockouts (177) Expected DoS 0.20
Actual DoS -0.21
-24.6 538.9
4/15/23 Sierra (175) vs Faultline (101) Expected DoS 0.47
Actual DoS 0.27
-12.0 563.5
9/15/19 Sierra (141) vs Flint (221) Expected DoS -0.27
Actual DoS -0.22
+2.8 575.6
9/15/19 Sierra (93) vs Lumbersmacks (150) Expected DoS -0.26
Actual DoS -0.23
+1.2 572.8
9/14/19 Sierra (47) vs Brussels (288) Expected DoS 0.06
Actual DoS -0.72
-45.7 571.6
9/14/19 Sierra (85) vs San Fernando (191) Expected DoS -0.20
Actual DoS -0.38
-10.8 617.3
6/9/19 Sierra (93) vs Treasure Valley (119) Expected DoS 0.04
Actual DoS -0.12
-9.9 628.1
9/16/18 Sierra (160) vs North Bay (144) Expected DoS -0.07
Actual DoS 0.05
+7.3 638.0
9/16/18 Sierra (134) vs SoCal (166) Expected DoS -0.02
Actual DoS -0.11
-5.1 630.7
9/15/18 Sierra (243) vs Northern Arizona (105) Expected DoS n/a (debut)
Actual DoS 0.40
+0.0 635.8
9/15/18 Sierra (221) vs Lava City (87) Expected DoS 0.14
Actual DoS 0.44
+17.6 635.8
5/19/18 Sierra (300) vs Sin City (107) Expected DoS -0.08
Actual DoS 0.47
+32.6 618.2
3/31/18 Sierra (168) vs North Bay (161) Expected DoS n/a (debut)
Actual DoS 0.02
585.6