Gem City Roller Derby

Ranking System WFTDA Global
Current: #181 of 1641 · 519.0 Peak: 633.2 (Oct 2022)
Rating Over Time — GLOBAL
Ranking Detail
DateThis TeamOpponent Expected vs. Actual ChangeNew Rating
6/13/26 Gem City (126) vs Akron (111) Expected DoS 0.00
Actual DoS 0.06
+3.9 519.0
5/17/26 Gem City (96) vs North Star (121) Expected DoS 0.20
Actual DoS -0.12
-19.0 515.1
5/16/26 Gem City (103) vs Madison (113) Expected DoS 0.01
Actual DoS -0.05
-3.2 534.2
5/15/26 Gem City (109) vs Brewcity (114) Expected DoS 0.05
Actual DoS -0.02
-4.3 537.4
5/10/26 Gem City (105) vs Arch Nemesis (268) Expected DoS -0.41
Actual DoS -0.44
-1.9 541.6
4/18/26 Gem City (206) vs Lakeshore (121) Expected DoS 0.33
Actual DoS 0.26
-4.5 543.5
3/7/26 Gem City (130) vs Kalamazoo (152) Expected DoS 0.19
Actual DoS -0.08
-15.9 548.0
10/18/25 Gem City (250) vs Chicago-Style (55) Expected DoS 0.42
Actual DoS 0.64
+13.0 563.9
6/22/25 Gem City (157) vs Madison (163) Expected DoS 0.15
Actual DoS -0.02
-9.9 550.9
4/13/25 Gem City (162) vs Detroit Roller Derby Allstars B (88) Expected DoS 0.20
Actual DoS 0.30
+5.9 560.8
4/12/25 Gem City (172) vs Brewcity (106) Expected DoS -0.03
Actual DoS 0.24
+16.0 554.9
4/11/25 Gem City (213) vs Third Coast (37) Expected DoS 0.52
Actual DoS 0.70
+11.0 539.0
3/1/25 Gem City (184) vs Flint (133) Expected DoS 0.11
Actual DoS 0.16
+3.2 528.0
2/15/25 Gem City (230) vs Cornfed (58) Expected DoS 0.24
Actual DoS 0.60
+21.2 524.8
9/28/24 Gem City (65) vs Second Wind (183) Expected DoS 0.15
Actual DoS -0.48
-37.5 503.6
4/28/24 Gem City (176) vs Ontario (136) Expected DoS -0.14
Actual DoS 0.13
+15.9 541.1
3/16/24 Gem City (127) vs Arch Nemesis (144) Expected DoS -0.23
Actual DoS -0.06
+9.8 525.2
10/7/23 Gem City (128) vs Hell Betties (173) Expected DoS 0.88
Actual DoS -0.15
-61.6 515.4
10/7/23 Gem City (120) vs Grand Raggidy (113) Expected DoS 0.27
Actual DoS 0.03
-14.2 577.0
8/12/23 Gem City (6) vs Gotham (272) Expected DoS -0.66
Actual DoS -0.96
-17.6 591.2
6/25/23 Gem City (113) vs Detroit (198) Expected DoS -0.08
Actual DoS -0.27
-11.5 608.7
5/21/23 Gem City (92) vs Ann Arbor (127) Expected DoS -0.25
Actual DoS -0.16
+5.6 620.2
5/20/23 Gem City (176) vs Madison (129) Expected DoS 0.19
Actual DoS 0.15
-1.9 614.6
4/30/23 Gem City (230) vs Royal City (99) Expected DoS 0.41
Actual DoS 0.40
-0.6 616.5
4/29/23 Gem City (150) vs Penn Jersey (142) Expected DoS 0.27
Actual DoS 0.03
-14.6 617.1
12/10/22 Gem City (158) vs Detroit (154) Expected DoS -0.15
Actual DoS 0.01
+9.6 631.7
10/16/22 Gem City (141) vs Queen City (133) Expected DoS 0.21
Actual DoS 0.03
-11.0 622.1
10/15/22 Gem City (194) vs Philly (120) Expected DoS -0.55
Actual DoS 0.24
+46.8 633.2
6/11/22 Gem City (172) vs Akron (102) Expected DoS 0.63
Actual DoS 0.26
-22.6 586.3
4/30/22 Gem City (271) vs Queen City (87) Expected DoS -0.52
Actual DoS 0.51
+61.8 608.9
4/16/22 Gem City (199) vs Kalamazoo (135) Expected DoS 0.51
Actual DoS 0.19
-19.0 547.1
8/24/19 Gem City (160) vs Toronto (179) Expected DoS -0.07
Actual DoS -0.06
+1.1 566.1
8/23/19 Gem City (102) vs Columbia (185) Expected DoS -0.17
Actual DoS -0.29
-7.0 565.0
6/23/19 Gem City (100) vs Blue Ridge (159) Expected DoS 0.04
Actual DoS -0.23
-15.9 572.0
6/22/19 Gem City (137) vs Royal City (93) Expected DoS 0.03
Actual DoS 0.19
+9.7 587.9
6/2/19 Gem City (269) vs DC (112) Expected DoS 0.38
Actual DoS 0.41
+1.9 578.2
6/1/19 Gem City (153) vs Brewcity (133) Expected DoS 0.17
Actual DoS 0.07
-5.8 576.3
5/31/19 Gem City (137) vs Tri-City (120) Expected DoS -0.01
Actual DoS 0.07
+4.8 582.0
5/11/19 Gem City (134) vs Ohio (118) Expected DoS 0.02
Actual DoS 0.06
+2.8 577.2
4/28/19 Gem City (291) vs Charm City (49) Expected DoS 0.22
Actual DoS 0.71
+29.3 574.4
3/10/19 Gem City (148) vs Twister City (224) Expected DoS -0.08
Actual DoS -0.20
-7.5 545.1
3/9/19 Gem City (104) vs Columbia (179) Expected DoS 0.06
Actual DoS -0.27
-19.3 552.6
2/17/19 Gem City (193) vs Cincinnati (84) Expected DoS -0.15
Actual DoS 0.39
+32.6 571.9
2/3/19 Gem City (83) vs Naptown (239) Expected DoS -0.61
Actual DoS -0.48
+7.4 539.3
6/10/18 Gem City (178) vs Riptide (177) Expected DoS 0.00
Actual DoS 0.00
0.0 531.8
6/9/18 Gem City (299) vs Detroit Roller Derby Allstars B (259) Expected DoS 0.13
Actual DoS 0.07
-3.3 531.9
5/12/18 Gem City (308) vs Chicago Outfit (136) Expected DoS 0.33
Actual DoS 0.39
+3.1 535.1
4/29/18 Gem City (217) vs Brewcity (173) Expected DoS 0.15
Actual DoS 0.11
-2.1 532.0
4/28/18 Gem City (88) vs Grand Raggidy (151) Expected DoS 0.29
Actual DoS -0.26
-33.1 534.1
4/28/18 Gem City (145) vs North Star (144) Expected DoS 0.15
Actual DoS 0.00
-8.6 567.1
4/21/18 Gem City (228) vs Steel City (138) Expected DoS 0.24
Actual DoS 0.25
+0.6 575.7
4/1/18 Gem City (214) vs Royal City (210) Expected DoS -0.10
Actual DoS 0.01
+6.7 575.2
3/18/18 Gem City (200) vs North Star (137) Expected DoS 0.16
Actual DoS 0.19
+1.6 568.5
3/10/18 Gem City (172) vs West Virginia (109) Expected DoS 0.28
Actual DoS 0.22
-3.3 566.9
2/24/18 Gem City (316) vs Ft. Wayne (78) Expected DoS 0.10
Actual DoS 0.60
+30.0 570.2
9/23/17 Gem City (278) vs Kalamazoo (124) Expected DoS 0.11
Actual DoS 0.38
+16.0 540.2
7/8/17 Gem City (191) vs West Virginia (144) Expected DoS -0.11
Actual DoS 0.14
+14.7 524.2
6/3/17 Gem City (270) vs Lansing Vixens (107) Expected DoS 0.09
Actual DoS 0.43
+20.3 509.5
5/20/17 Gem City (137) vs Roc City (163) Expected DoS 0.23
Actual DoS -0.09
-19.1 489.2
5/6/17 Gem City (175) vs Burning River (153) Expected DoS 0.37
Actual DoS 0.07
-18.0 508.2
4/22/17 Gem City (271) vs Cornfed (110) Expected DoS 0.41
Actual DoS 0.42
+1.0 526.2
4/2/17 Gem City (225) vs Cornfed (92) Expected DoS 0.22
Actual DoS 0.42
+12.1 525.3
3/25/17 Gem City (313) vs Burning River (98) Expected DoS 0.33
Actual DoS 0.52
+11.4 513.2
2/11/17 Gem City (194) vs Ft. Wayne (213) Expected DoS 0.03
Actual DoS -0.05
-4.3 501.8
6/25/16 Gem City (248) vs Louisville (132) Expected DoS 0.35
Actual DoS 0.31
-2.6 506.2
6/18/16 Gem City (160) vs Volcanic City (225) Expected DoS 0.25
Actual DoS -0.17
-25.1 508.7
6/12/16 Gem City (180) vs Cornfed (99) Expected DoS 0.09
Actual DoS 0.29
+11.8 533.8
4/30/16 Gem City (395) vs Ohio Valley (41) Expected DoS 0.65
Actual DoS 0.81
+9.7 522.0
4/17/16 Gem City (210) vs Central NY (146) Expected DoS 0.11
Actual DoS 0.18
+4.3 512.3
4/17/16 Gem City (236) vs Salisbury (215) Expected DoS 0.24
Actual DoS 0.05
-11.6 508.0
4/16/16 Gem City (157) vs Garden State (136) Expected DoS 0.17
Actual DoS 0.07
-6.1 519.6
4/2/16 Gem City (324) vs Bleeding Heartland (86) Expected DoS 0.36
Actual DoS 0.58
+13.3 525.7
3/19/16 Gem City (338) vs Akron (82) Expected DoS 0.28
Actual DoS 0.61
+19.9 512.4
3/12/16 Gem City (466) vs Black-n-Bluegrass (56) Expected DoS 0.61
Actual DoS 0.79
+10.4 492.5
2/21/16 Gem City (223) vs Bleeding Heartland (110) Expected DoS 0.26
Actual DoS 0.34
+4.9 482.1
2/13/16 Gem City (207) vs Louisville (148) Expected DoS -0.03
Actual DoS 0.17
+12.0 477.3
11/22/15 Gem City (229) vs Rubber City (143) Expected DoS 0.20
Actual DoS 0.23
+1.8 465.3
11/21/15 Gem City (284) vs Central Ohio (104) Expected DoS 0.32
Actual DoS 0.46
+7.5 463.5
11/21/15 Gem City (437) vs Heart of Appalachia (33) Expected DoS 0.76
Actual DoS 0.86
+5.0 456.0
8/22/15 Gem City (140) vs West Virginia (266) Expected DoS -0.31
Actual DoS -0.31
-0.2 451.0
8/8/15 Gem City (142) vs Cornfed (92) Expected DoS -0.30
Actual DoS 0.21
+26.7 451.2
7/25/15 Gem City (160) vs Windsor (252) Expected DoS 0.26
Actual DoS -0.22
-25.1 424.5
6/20/15 Gem City (171) vs Akron (203) Expected DoS 0.10
Actual DoS -0.09
-9.8 449.6
6/6/15 Gem City (416) vs Youngstown (25) Expected DoS 0.37
Actual DoS 0.89
+27.1 459.4
5/9/15 Gem City (392) vs Battle Creek (118) Expected DoS 0.50
Actual DoS 0.54
+2.1 432.3
4/11/15 Gem City (227) vs Rubber City (214) Expected DoS 0.14
Actual DoS 0.03
-5.8 430.2
3/28/15 Gem City (261) vs Ohio Valley (138) Expected DoS 0.36
Actual DoS 0.31
-2.7 436.0
3/7/15 Gem City (211) vs Ohio Valley (106) Expected DoS 0.23
Actual DoS 0.33
+5.3 438.7
2/28/15 Gem City (404) vs Black-n-Bluegrass (60) Expected DoS 0.20
Actual DoS 0.74
+28.5 433.4
9/27/14 Gem City (300) vs Heart of Appalachia (91) Expected DoS 0.50
Actual DoS 0.53
+1.7 404.9
9/13/14 Gem City (255) vs Glass City (124) Expected DoS 0.41
Actual DoS 0.35
-3.4 403.2
8/23/14 Gem City (243) vs Chemical Valley (70) Expected DoS 0.02
Actual DoS 0.55
+27.6 406.5
8/9/14 Gem City (175) vs Third Alarm (204) Expected DoS 0.41
Actual DoS -0.08
-25.2 378.9
7/26/14 Gem City (318) vs Heart of Appalachia (69) Expected DoS 0.53
Actual DoS 0.64
+6.1 404.1
6/14/14 Gem City (137) vs Rubber City (197) Expected DoS 0.15
Actual DoS -0.18
-17.2 398.0
5/31/14 Gem City (235) vs Venom (157) Expected DoS 0.20
Actual DoS 0.20
-0.3 415.2
5/10/14 Gem City (398) vs Lansing (68) Expected DoS 0.37
Actual DoS 0.71
+17.8 415.5
4/19/14 Gem City (111) vs Ann Arbor (377) Expected DoS -0.35
Actual DoS -0.55
-10.0 397.7
4/12/14 Gem City (155) vs Black-n-Bluegrass (181) Expected DoS 0.06
Actual DoS -0.08
-7.3 407.6
3/29/14 Gem City (192) vs Violent Lambs (202) Expected DoS 0.03
Actual DoS -0.03
-2.7 414.9
3/22/14 Gem City (216) vs Black-n-Bluegrass (164) Expected DoS 0.19
Actual DoS 0.14
-2.9 417.6
3/8/14 Gem City (354) vs Sandusky (101) Expected DoS 0.46
Actual DoS 0.56
+5.3 420.5
2/22/14 Gem City (289) vs Chemical Valley (129) Expected DoS 0.18
Actual DoS 0.38
+10.8 415.3
10/19/13 Gem City (191) vs Blue Moons (106) Expected DoS 0.61
Actual DoS 0.29
-16.7 404.4
10/19/13 Gem City (353) vs Terrorz (100) Expected DoS 0.28
Actual DoS 0.56
+14.5 421.1
10/5/13 Gem City (266) vs Heart of Appalachia (106) Expected DoS 0.38
Actual DoS 0.43
+2.4 406.7
9/28/13 Gem City (186) vs Lansing (194) Expected DoS -0.09
Actual DoS -0.02
+3.4 404.2
8/17/13 Gem City (268) vs Terrorz (134) Expected DoS -0.11
Actual DoS 0.33
+23.1 400.9
8/3/13 Gem City (173) vs Rubber City (162) Expected DoS -0.15
Actual DoS 0.03
+9.5 377.8
7/27/13 Gem City (275) vs Battle Creek (298) Expected DoS 0.31
Actual DoS -0.04
-18.2 368.3
6/15/13 Gem City (268) vs Jewel City Rollergirls (173) Expected DoS 0.49
Actual DoS 0.22
-14.4 386.5
6/1/13 Gem City (351) vs Hell Betties (122) Expected DoS 0.55
Actual DoS 0.48
-3.5 400.9
5/11/13 Gem City (288) vs ROCK (129) Expected DoS 0.33
Actual DoS 0.38
+2.9 404.3
3/23/13 Gem City (208) vs Sandusky (142) Expected DoS 0.41
Actual DoS 0.19
-11.7 401.5
3/2/13 Gem City (362) vs Travel Team B (81) Expected DoS 0.54
Actual DoS 0.63
+5.1 413.1
9/22/12 Gem City (265) vs Blue Moons (93) Expected DoS 0.15
Actual DoS 0.48
+14.8 408.0
9/8/12 Gem City (368) vs Heart of Appalachia (53) Expected DoS 0.43
Actual DoS 0.75
+13.9 393.2
8/11/12 Gem City (120) vs Youngstown (116) Expected DoS 0.33
Actual DoS 0.02
-13.8 379.3
7/14/12 Gem City (199) vs ROCK (134) Expected DoS 0.07
Actual DoS 0.20
+5.6 393.1
6/16/12 Gem City (185) vs Sandusky (73) Expected DoS 0.04
Actual DoS 0.43
+17.6 387.5
5/19/12 Gem City (134) vs Battle Creek (86) Expected DoS 0.11
Actual DoS 0.22
+4.8 369.9
5/5/12 Gem City (114) vs Glass City (116) Expected DoS 0.23
Actual DoS -0.01
-10.4 365.0
3/24/12 Gem City (27) vs Akron (319) Expected DoS -0.04
Actual DoS -0.84
-35.7 375.4
3/3/12 Gem City (152) vs ROCK (53) Expected DoS 0.49
Actual DoS 0.48
-0.4 411.1
10/30/11 Gem City (139) vs Cornfed (68) Expected DoS 0.01
Actual DoS 0.34
+14.6 411.5
10/15/11 Gem City (43) vs Black-n-Bluegrass (148) Expected DoS -0.30
Actual DoS -0.55
-11.0 396.9
9/24/11 Gem City (83) vs Black-n-Bluegrass (181) Expected DoS -0.45
Actual DoS -0.37
+3.6 407.9
9/17/11 Gem City (104) vs Akron (163) Expected DoS -0.09
Actual DoS -0.22
-6.0 404.3
8/13/11 Gem City (51) vs Cape Fear (262) Expected DoS -0.38
Actual DoS -0.67
-12.8 410.3
7/16/11 Gem City (69) vs Kalamazoo (138) Expected DoS -0.11
Actual DoS -0.33
-10.0 423.1
6/11/11 Gem City (150) vs Rockford Ragdolls (86) Expected DoS 0.32
Actual DoS 0.27
-2.2 433.2
5/14/11 Gem City (148) vs Blitzburgh Bombers (98) Expected DoS -0.04
Actual DoS 0.20
+10.9 435.3
5/7/11 Gem City (238) vs Hot Rod Dollies (49) Expected DoS 0.19
Actual DoS 0.66
+20.8 424.4
4/16/11 Gem City (104) vs Akron (131) Expected DoS -0.11
Actual DoS -0.11
-0.1 403.6
4/9/11 Gem City (70) vs Violent Lambs (91) Expected DoS -0.32
Actual DoS -0.13
+8.3 403.8
4/2/11 Gem City (212) vs Venom (42) Expected DoS -0.24
Actual DoS 0.67
+40.3 395.5
11/20/10 Gem City (47) vs Louisville (278) Expected DoS -0.52
Actual DoS -0.71
-9.1 355.2
10/17/10 Gem City (39) vs Warning Bells (210) Expected DoS -0.61
Actual DoS -0.69
-3.5 364.3
9/18/10 Gem City (100) vs Rubber City (99) Expected DoS -0.03
Actual DoS 0.01
+1.8 367.8
8/21/10 Gem City (34) vs Demolition (228) Expected DoS -0.58
Actual DoS -0.74
-7.6 366.0
7/10/10 Gem City (36) vs ROSI (169) Expected DoS -0.02
Actual DoS -0.65
-30.5 373.6
6/5/10 Gem City (122) vs Akron (121) Expected DoS -0.33
Actual DoS 0.00
+16.1 404.1
5/29/10 Gem City (53) vs Violent Lambs (112) Expected DoS -0.47
Actual DoS -0.36
+5.3 388.1
5/22/10 Gem City (50) vs Bleeding Heartland (169) Expected DoS -0.36
Actual DoS -0.54
-8.8 382.7
4/17/10 Gem City (29) vs Ft. Wayne (244) Expected DoS -0.49
Actual DoS -0.79
-14.4 391.5
9/13/09 Gem City (115) vs Detroit Roller Derby Allstars B (133) Expected DoS -0.41
Actual DoS -0.07
+16.4 405.9
8/29/09 Gem City (132) vs Glass City (54) Expected DoS -0.01
Actual DoS 0.42
+20.5 389.5
7/18/09 Gem City (32) vs Burning River (271) Expected DoS -0.62
Actual DoS -0.79
-8.2 369.0
6/20/09 Gem City (55) vs Detroit Roller Derby Allstars B (163) Expected DoS -0.32
Actual DoS -0.50
-8.4 377.1
5/17/09 Gem City (43) vs Ohio (181) Expected DoS -0.52
Actual DoS -0.62
-4.8 385.5
4/19/09 Gem City (52) vs Ohio (233) Expected DoS -0.20
Actual DoS -0.64
-21.0 390.3
3/15/09 Gem City (63) vs Black-n-Bluegrass (129) Expected DoS 0.03
Actual DoS -0.34
-17.9 411.3
6/29/08 Gem City (47) vs ROCK (83) Expected DoS 0.25
Actual DoS -0.28
-25.4 429.2
9/9/07 Gem City (59) vs Naptown (121) Expected DoS -0.18
Actual DoS -0.34
-7.9 454.6
8/25/07 Gem City (80) vs Cincinnati (155) Expected DoS -0.12
Actual DoS -0.32
-9.6 462.5
8/11/07 Gem City (100) vs Cincinnati (117) Expected DoS 0.11
Actual DoS -0.08
-8.9 472.1
6/1/07 Gem City (56) vs Dagger Dolls (100) Expected DoS 0.32
Actual DoS -0.28
-29.2 481.0
6/1/07 Gem City (56) vs Minnesota (100) Expected DoS -0.44
Actual DoS -0.28
+7.5 510.2
1/6/07 Gem City (67) vs Ft. Wayne (142) Expected DoS n/a (debut)
Actual DoS -0.36
502.7