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BOSTON MARATHON 2025

Erin Bender

WI

Bib: 23657 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
8:47/mi
27:16
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
9:01/mi
55:17
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
8:41/mi
1:22:15
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
8:57/mi
1:50:03
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
8:40/mi
1:55:58
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
9:05/mi
2:18:00
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
9:28/mi
2:47:25
↑ 181↓ 1480.2%
138 ft elev
20M
9:25/mi
3:00:13
↑ 64↓ 500.2%
148 ft elev
21M
11:46/mi
3:11:59
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
9:09/mi
3:18:50
↑ 17↓ 861.7%
156 ft elev
23M
10:37/mi
3:32:08
↑ 23↓ 630.6%
116 ft elev
24M
9:31/mi
3:41:39
↓ 821.3%
34 ft elev
40K· 24.85 mi
10:12/mi
3:50:22
↓ 200.3%
20 ft elev
25.2M
11:33/mi
3:54:21
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
10:20/mi
4:04:53
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:55:588:51 /mi⚡ faster
2nd Half
2:08:559:50 /mi+11.2%
Positive split — 11.2% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:0927:168:4727:16
8:47
-
10K
6.21 mi11:53:1055:178:5428:01
9:01
+0:14
15K
9.32 mi12:20:081:22:158:4926:58
8:41
-0:20
20K
12.43 mi12:47:561:50:038:5127:48
8:57
+0:16
Half
13.11 mi12:53:511:55:588:515:55
8:40
-0:17
25K
15.53 mi13:15:532:18:008:5322:02
9:05
+0:25
30K
18.64 mi13:45:182:47:258:5929:25
9:28
+0:23
20M
20.00 mi13:58:063:00:139:0112:48
9:25
-0:03
21M
21.00 mi14:09:523:11:599:0911:46
11:46
+2:21
35K
21.75 mi14:16:433:18:509:096:51
9:09
-2:37
23M
23.00 mi14:30:013:32:089:1313:18
10:37
+1:28
24M
24.00 mi14:39:323:41:399:149:31
9:31
-1:06
40K
24.85 mi14:48:153:50:229:168:43
10:12
+0:41
25.2M
25.20 mi14:52:143:54:219:183:59
11:33
+1:21
Finish
26.22 mi15:02:464:04:539:2110:32
10:20
-1:13

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

8:40 /mi

Average Pace

9:21 /mi

Slowest Pace

11:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:00:09

25% of race

Time at Steady Pace

2:16:26

56% of race

Time at Slower Pace

48:18

20% of race

Average Pace: 9:20 /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 mi11:25:0927:168:4727:16
8:47
#21391
10K
6.21 mi11:53:1055:178:5428:01
9:01
#21944
15K
9.32 mi12:20:081:22:158:4926:58
8:41
#21397
20K
12.43 mi12:47:561:50:038:5127:48
8:57
#21202
Half
13.11 mi12:53:511:55:588:515:55
8:40
#21157
25K
15.53 mi13:15:532:18:008:5322:02
9:05
#21016
30K
18.64 mi13:45:182:47:258:5929:25
9:28
#20783
20M
20.00 mi13:58:063:00:139:0112:48
9:25
#20613
21M
21.00 mi14:09:523:11:599:0911:46
11:46
#20839
35K
21.75 mi14:16:433:18:509:096:51
9:09
#20769
23M
23.00 mi14:30:013:32:089:1313:18
10:37
#20929
24M
24.00 mi14:39:323:41:399:149:31
9:31
#20887
40K
24.85 mi14:48:153:50:229:168:43
10:12
#20887
25.2M
25.20 mi14:52:143:54:219:183:59
11:33
#20900
Finish
26.22 mi15:02:464:04:539:2110:32
10:20
#21035
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi21391829582952038176477647
10K6.21 mi3.10 mi21944-5538575-2808575-2802246588438843
15K9.32 mi3.11 mi21397+5478249+3268249+3262038176477647
20K12.43 mi3.11 mi21202+1958143+1068143+1062071979017901
Half13.11 mi0.68 mi21157+458113+308113+302026676397639
25K15.53 mi2.42 mi21016+1418044+698044+692031477097709
30K18.64 mi3.11 mi20783+2337978+667978+661982775657565
20M20.00 mi1.36 mi20613+1707896+827896+821884871887188
21M21.00 mi1.00 mi20839-2268033-1378033-1372315695759575
35K21.75 mi0.75 mi20769+708016+178016+171902574767476
23M23.00 mi1.25 mi20929-1608125-1098125-1092234092479247
24M24.00 mi1.00 mi20887+428120+58120+51969079297929
40K24.85 mi0.85 mi208878138-188138-182107287008700
25.2M25.20 mi0.35 mi20900-138153-158153-152219892489248
Finish26.22 mi1.02 mi21035-1358242-898242-89238801010810108

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20381

Females

7647

F50-54

7647

5K→10K

3.1 - 6.2 mi

Top 79%
×5story building
+79ft-138ft

Overall

22465

Females

8843

F50-54

8843

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20381

Females

7647

F50-54

7647

15K→20K

9.3 - 12.4 mi

Top 73%
×5story building
+106ft-86ft

Overall

20719

Females

7901

F50-54

7901

20K→Half

12.4 - 13.1 mi

Top 71%
×2story building
+19ft-37ft

Overall

20266

Females

7639

F50-54

7639

Half→25K

13.1 - 15.5 mi

Top 72%
×4story building
+66ft-88ft

Overall

20314

Females

7709

F50-54

7709

25K→30K

15.5 - 18.6 mi

Top 70%
×9story building
+181ft-148ft

Overall

19827

Females

7565

F50-54

7565

30K→20M

18.6 - 20.0 mi

Top 66%
×5story building
+64ft-50ft

Overall

18848

Females

7188

F50-54

7188

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23156

Females

9575

F50-54

9575

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

19025

Females

7476

F50-54

7476

35K→23M

21.8 - 23.0 mi

Top 79%
×5story building
+23ft-63ft

Overall

22340

Females

9247

F50-54

9247

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19690

Females

7929

F50-54

7929

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

21072

Females

8700

F50-54

8700

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22198

Females

9248

F50-54

9248

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23880

Females

10108

F50-54

10108

Passing Analysis

Category:
Athletes Passed
2095
Passed By
1739
Net Change
+356
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21391
5K → 10K94647-553#21391#21944
10K → 15K58033+547#21944#21397
15K → 20K29095+195#21397#21202
20K → Half6217+45#21202#21157
Half → 25K19756+141#21157#21016
25K → 30K334101+233#21016#20783
30K → 20M19727+170#20783#20613
20M → 21M41267-226#20613#20839
21M → 35K8919+70#20839#20769
35K → 23M52212-160#20769#20929
23M → 24M7735+42#20929#20887
24M → 40K53530#20887#20887
40K → 25.2M1831-13#20887#20900
25.2M → Finish11146-135#20900#21035
TOTALS20951739+356

Passing Charts

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