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BOSTON MARATHON 2025

Sarah Miller

OH

Bib: 15135 F

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 28%
Division (F18-39)
#0 / 5469
Top 47%
Race Day Weather
50°/40°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:29/mi
23:16
↑ 97↓ 345
10K· 6.21 mi
7:29/mi
46:30
↑ 79↓ 138
15K· 9.32 mi
7:33/mi
1:09:57
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:33:55
↑ 106↓ 86
Half· 13.11 mi
7:43/mi
1:39:11
↑ 19↓ 37
25K· 15.53 mi
8:19/mi
1:59:22
↑ 66↓ 88
30K· 18.64 mi
8:01/mi
2:24:15
↑ 181↓ 148
20M
8:05/mi
2:35:14
↑ 64↓ 50
21M
8:40/mi
2:43:54
↑ 106↓ 24
35K· 21.75 mi
8:13/mi
2:50:03
↑ 17↓ 86
23M
8:25/mi
3:00:35
↑ 23↓ 63
24M
8:23/mi
3:08:58
↓ 82
40K· 24.85 mi
8:19/mi
3:16:05
↓ 20
25.2M
9:34/mi
3:19:23
↑ 13↓ 16
Finish· 26.22 mi
7:49/mi
3:27:21
↑ 22↓ 21
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half
1:39:117:34 /mi⚡ faster
2nd Half
1:48:108:15 /mi+9.1%
Positive split — 9.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
23:167:293.11 mi23:16
7:29
-
10K
46:307:293.10 mi23:14
7:29
0:00
15K
1:09:577:303.11 mi23:27
7:33
+0:04
20K
1:33:557:333.11 mi23:58
7:43
+0:10
Half(13.11 mi)
1:39:117:340.68 mi5:16
7:43
0:00
25K
1:59:227:412.42 mi20:11
8:19
+0:36
30K
2:24:157:443.11 mi24:53
8:01
-0:18
20M
2:35:147:461.36 mi10:59
8:05
+0:04
21M
2:43:547:481.00 mi8:40
8:40
+0:35
35K
2:50:037:490.75 mi6:09
8:13
-0:27
23M
3:00:357:511.25 mi10:32
8:25
+0:12
24M
3:08:587:521.00 mi8:23
8:23
-0:02
40K
3:16:057:530.85 mi7:07
8:19
-0:04
25.2M
3:19:237:550.35 mi3:18
9:34
+1:15
Finish(26.22 mi)
3:27:217:551.02 mi7:58
7:49
-1:45
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:29 /mi

Average Pace

7:55 /mi

Slowest Pace

9:34 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:47:09

52% of race

Time at Steady Pace

1:09:19

33% of race

Time at Slower Pace

30:53

15% of race

Average Pace: 7:54 /mi

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

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi12159288328831218530123012
10K3.10 mi11998+1612814+692814+691192627782778
15K3.11 mi12030-322858-442858-441218530123012
20K3.11 mi12144-1142952-942952-941255833043304
Half(13.11 mi)0.68 mi12214-702999-472999-471359238143814
25K2.42 mi12900-6863419-4203419-4201607353455345
30K3.11 mi12583+3173317+1023317+1021145730123012
20M1.36 mi12417+1663261+563261+561101329542954
21M1.00 mi12342+753256+53256+51150133563356
35K0.75 mi12375-333303-473303-471376945494549
23M1.25 mi12364+113328-253328-251278441504150
24M1.00 mi12433-693393-653393-651377346964696
40K0.85 mi12403+303408-153408-151231240814081
25.2M0.35 mi12440-373441-333441-331496055075507
Finish(26.22 mi)1.02 mi12387+533448-73448-71159037433743

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21story building
+97ft-345ft

Overall

12185

Females

3012

F18-39

3012

5K→10K

3.1 - 6.2 mi

Top 42%
×5story building
+79ft-138ft

Overall

11926

Females

2778

F18-39

2778

10K→15K

6.2 - 9.3 mi

Top 43%
×3story building
+67ft-78ft

Overall

12185

Females

3012

F18-39

3012

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

12558

Females

3304

F18-39

3304

20K→Half

12.4 - 13.1 mi

Top 48%
×2story building
+19ft-37ft

Overall

13592

Females

3814

F18-39

3814

Half→25K

13.1 - 15.5 mi

Top 57%
×4story building
+66ft-88ft

Overall

16073

Females

5345

F18-39

5345

25K→30K

15.5 - 18.6 mi

Top 40%
×9story building
+181ft-148ft

Overall

11457

Females

3012

F18-39

3012

30K→20M

18.6 - 20.0 mi

Top 39%
×5story building
+64ft-50ft

Overall

11013

Females

2954

F18-39

2954

20M→21M

20.0 - 21.0 mi

Top 40%
×8story building
+106ft-24ft

Overall

11501

Females

3356

F18-39

3356

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

13769

Females

4549

F18-39

4549

35K→23M

21.8 - 23.0 mi

Top 45%
×5story building
+23ft-63ft

Overall

12784

Females

4150

F18-39

4150

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

13773

Females

4696

F18-39

4696

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

12312

Females

4081

F18-39

4081

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14960

Females

5507

F18-39

5507

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

11590

Females

3743

F18-39

3743

Passing Analysis

Category:
▼Net Change
0
0 passed by0 passed
SegmentMovementRank
Start → 5K-#12159
5K → 10K
170331+161
#12159 → #11998
10K → 15K
206174-32
#11998 → #12030
15K → 20K
273159-114
#12030 → #12144
20K → Half
8313-70
#12144 → #12214
Half → 25K
73549-686
#12214 → #12900
25K → 30K
83400+317
#12900 → #12583
30K → 20M
34200+166
#12583 → #12417
20M → 21M
61136+75
#12417 → #12342
21M → 35K
8956-33
#12342 → #12375
35K → 23M
108119+11
#12375 → #12364
23M → 24M
11647-69
#12364 → #12433
24M → 40K
5585+30
#12433 → #12403
40K → 25.2M
5720-37
#12403 → #12440
25.2M → Finish
51104+53
#12440 → #12387
TOTALS
21211893-228
#12159 → #12387

Passing Visualized

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