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BOSTON MARATHON 2025

Elizabeth Mumm

Bib: 26308•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Division (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:23/mi
29:10
↑ 97↓ 3451.5%
10K· 6.21 mi
9:39/mi
59:08
↑ 79↓ 1380.4%
15K· 9.32 mi
10:02/mi
1:30:17
↑ 67↓ 78
20K· 12.43 mi
10:16/mi
2:02:12
↑ 106↓ 860.1%
Half· 13.11 mi
9:58/mi
2:09:00
↑ 19↓ 370.5%
25K· 15.53 mi
10:33/mi
2:34:34
↑ 66↓ 880.2%
30K· 18.64 mi
11:15/mi
3:09:31
↑ 181↓ 1480.2%
20M
11:18/mi
3:24:53
↑ 64↓ 500.2%
21M
13:09/mi
3:38:02
↑ 106↓ 241.6%
35K· 21.75 mi
11:34/mi
3:46:41
↑ 17↓ 861.7%
23M
11:08/mi
4:00:37
↑ 23↓ 630.6%
24M
11:25/mi
4:12:02
↓ 821.3%
40K· 24.85 mi
11:32/mi
4:21:54
↓ 200.3%
25.2M
12:17/mi
4:26:08
↑ 13↓ 160.2%
Finish· 26.22 mi
10:11/mi
4:36:31
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:00
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:27:31
Pace11:15 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:2129:109:2329:10
9:23
-
10K
6.21 mi12:14:1959:089:3129:58
9:39
+0:16
15K
9.32 mi12:45:281:30:179:4131:09
10:02
+0:23
20K
12.43 mi13:17:232:02:129:5031:55
10:16
+0:14
Half
13.11 mi13:24:112:09:009:506:48
9:58
-0:18
25K
15.53 mi13:49:452:34:349:5725:34
10:33
+0:35
30K
18.64 mi14:24:423:09:3110:1034:57
11:15
+0:42
20M
20.00 mi14:40:043:24:5310:1515:22
11:18
+0:03
21M
21.00 mi14:53:133:38:0210:2313:09
13:09
+1:51
35K
21.75 mi15:01:523:46:4110:258:39
11:34
-1:35
23M
23.00 mi15:15:484:00:3710:2813:56
11:08
-0:26
24M
24.00 mi15:27:134:12:0210:3011:25
11:25
+0:17
40K
24.85 mi15:37:054:21:5410:329:52
11:32
+0:07
25.2M
25.20 mi15:41:194:26:0810:344:14
12:17
+0:45
Finish
26.22 mi15:51:424:36:3110:3310:23
10:11
-2:06

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

9:23 /mi

Average Pace

10:33 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:44:57

60% of race

Time at Steady Pace

1:34:11

34% of race

Time at Slower Pace

17:23

6% of race

Average Pace: 10:33 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:44:2129:109:2329:10
9:23
#23885
10K
6.21 mi12:14:1959:089:3129:58
9:39
#24236
15K
9.32 mi12:45:281:30:179:4131:09
10:02
#24551
20K
12.43 mi13:17:232:02:129:5031:55
10:16
#24613
Half
13.11 mi13:24:112:09:009:506:48
9:58
#24619
25K
15.53 mi13:49:452:34:349:5725:34
10:33
#24609
30K
18.64 mi14:24:423:09:3110:1034:57
11:15
#24592
20M
20.00 mi14:40:043:24:5310:1515:22
11:18
#24578
21M
21.00 mi14:53:133:38:0210:2313:09
13:09
#24638
35K
21.75 mi15:01:523:46:4110:258:39
11:34
#24676
23M
23.00 mi15:15:484:00:3710:2813:56
11:08
#24627
24M
24.00 mi15:27:134:12:0210:3011:25
11:25
#24616
40K
24.85 mi15:37:054:21:5410:329:52
11:32
#24616
25.2M
25.20 mi15:41:194:26:0810:344:14
12:17
#24612
Finish
26.22 mi15:51:424:36:3110:3310:23
10:11
#24572
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi238859639963925049(Top 88%)10241(Top 84%)10241(Top 187%)
10K6.21 mi3.10 mi24236-3519814-1759814-17524480(Top 86%)9955(Top 81%)9955(Top 182%)
15K9.32 mi3.11 mi24551-3159983-1699983-16925049(Top 88%)10241(Top 84%)10241(Top 187%)
20K12.43 mi3.11 mi24613-6210028-4510028-4524785(Top 87%)10144(Top 83%)10144(Top 185%)
Half13.11 mi0.68 mi24619-610033-510033-524786(Top 87%)10153(Top 83%)10153(Top 186%)
25K15.53 mi2.42 mi24609+1010037-410037-424459(Top 86%)9993(Top 82%)9993(Top 183%)
30K18.64 mi3.11 mi24592+1710054-1710054-1724465(Top 86%)10108(Top 83%)10108(Top 185%)
20M20.00 mi1.36 mi24578+1410060-610060-624210(Top 85%)10068(Top 82%)10068(Top 184%)
21M21.00 mi1.00 mi24638-6010106-4610106-4625254(Top 89%)10696(Top 87%)10696(Top 196%)
35K21.75 mi0.75 mi24676-3810136-3010136-3025201(Top 89%)10693(Top 87%)10693(Top 196%)
23M23.00 mi1.25 mi24627+4910130+610130+623529(Top 83%)9865(Top 81%)9865(Top 180%)
24M24.00 mi1.00 mi24616+1110137-710137-724759(Top 87%)10520(Top 86%)10520(Top 192%)
40K24.85 mi0.85 mi2461610149-1210149-1224219(Top 85%)10279(Top 84%)10279(Top 188%)
25.2M25.20 mi0.35 mi24612+4101491014923794(Top 84%)10068(Top 82%)10068(Top 184%)
Finish26.22 mi1.02 mi24572+4010136+1310136+1323511(Top 83%)9933(Top 81%)9933(Top 182%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

25049

Females

10241

F18-39

10241

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24480

Females

9955

F18-39

9955

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

25049

Females

10241

F18-39

10241

15K→20K

9.3 - 12.4 mi

Top 87%
×5story building
+106ft-86ft

Overall

24785

Females

10144

F18-39

10144

20K→Half

12.4 - 13.1 mi

Top 87%
×2story building
+19ft-37ft

Overall

24786

Females

10153

F18-39

10153

Half→25K

13.1 - 15.5 mi

Top 86%
×4story building
+66ft-88ft

Overall

24459

Females

9993

F18-39

9993

25K→30K

15.5 - 18.6 mi

Top 86%
×9story building
+181ft-148ft

Overall

24465

Females

10108

F18-39

10108

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

24210

Females

10068

F18-39

10068

20M→21M

20.0 - 21.0 mi

Top 89%
×8story building
+106ft-24ft

Overall

25254

Females

10696

F18-39

10696

21M→35K

21.0 - 21.8 mi

Top 89%
×7story building
+17ft-86ft

Overall

25201

Females

10693

F18-39

10693

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

23529

Females

9865

F18-39

9865

23M→24M

23.0 - 24.0 mi

Top 87%
×6story building
+12ft-82ft

Overall

24759

Females

10520

F18-39

10520

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24219

Females

10279

F18-39

10279

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1story
+13ft-16ft

Overall

23794

Females

10068

F18-39

10068

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2story building
+22ft-21ft

Overall

23511

Females

9933

F18-39

9933

Passing Analysis

Category:
Athletes Passed
914
Passed By
1601
Net Change
-687
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23885
5K → 10K110461-351#23885#24236
10K → 15K57372-315#24236#24551
15K → 20K118180-62#24551#24613
20K → Half2329-6#24613#24619
Half → 25K10999+10#24619#24609
25K → 30K144127+17#24609#24592
30K → 20M5945+14#24592#24578
20M → 21M43103-60#24578#24638
21M → 35K1957-38#24638#24676
35K → 23M8132+49#24676#24627
23M → 24M4534+11#24627#24616
24M → 40K35350#24616#24616
40K → 25.2M2117+4#24616#24612
25.2M → Finish5010+40#24612#24572
TOTALS9141601-687
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing