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BOSTON MARATHON 2025

Sarah Robinson

Bib: 15161•F

MO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 45%
Gender (Female)
#0 / 12228
Top 29%
Division (F18-39)
#0 / 5469
Top 48%
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
7:37/mi
23:40
↑ 97↓ 3451.5%
10K· 6.21 mi
7:40/mi
47:29
↑ 79↓ 1380.4%
15K· 9.32 mi
7:42/mi
1:11:24
↑ 67↓ 78
20K· 12.43 mi
7:48/mi
1:35:38
↑ 106↓ 860.1%
Half· 13.11 mi
7:42/mi
1:40:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:53/mi
1:59:59
↑ 66↓ 880.2%
30K· 18.64 mi
8:05/mi
2:25:07
↑ 181↓ 1480.2%
20M
8:15/mi
2:36:19
↑ 64↓ 500.2%
21M
8:33/mi
2:44:52
↑ 106↓ 241.6%
35K· 21.75 mi
7:51/mi
2:50:44
↑ 17↓ 861.7%
23M
8:30/mi
3:01:23
↑ 23↓ 630.6%
24M
8:29/mi
3:09:52
↓ 821.3%
40K· 24.85 mi
8:38/mi
3:17:15
↓ 200.3%
25.2M
9:05/mi
3:20:23
↑ 13↓ 160.2%
Finish· 26.22 mi
7:45/mi
3:28:17
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:53
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:47:24
Pace8:12 /mi
📊Positive Split: 6.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:1123:407:3723:40
7:37
-
10K
6.21 mi11:19:0047:297:3923:49
7:40
+0:03
15K
9.32 mi11:42:551:11:247:4023:55
7:42
+0:02
20K
12.43 mi12:07:091:35:387:4224:14
7:48
+0:06
Half
13.11 mi12:12:241:40:537:425:15
7:42
-0:06
25K
15.53 mi12:31:301:59:597:4319:06
7:53
+0:11
30K
18.64 mi12:56:382:25:077:4725:08
8:05
+0:12
20M
20.00 mi13:07:502:36:197:4911:12
8:15
+0:10
21M
21.00 mi13:16:232:44:527:518:33
8:33
+0:18
35K
21.75 mi13:22:152:50:447:515:52
7:51
-0:42
23M
23.00 mi13:32:543:01:237:5310:39
8:30
+0:39
24M
24.00 mi13:41:233:09:527:558:29
8:29
-0:01
40K
24.85 mi13:48:463:17:157:567:23
8:38
+0:09
25.2M
25.20 mi13:51:543:20:237:573:08
9:05
+0:27
Finish
26.22 mi13:59:483:28:177:577:54
7:45
-1:20

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

7:37 /mi

Average Pace

7:57 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:05

82% of race

Time at Steady Pace

35:04

17% of race

Time at Slower Pace

3:08

2% of race

Average Pace: 7:57 /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 mi10:55:1123:407:3723:40
7:37
#13287
10K
6.21 mi11:19:0047:297:3923:49
7:40
#13413
15K
9.32 mi11:42:551:11:247:4023:55
7:42
#13412
20K
12.43 mi12:07:091:35:387:4224:14
7:48
#13322
Half
13.11 mi12:12:241:40:537:425:15
7:42
#13324
25K
15.53 mi12:31:301:59:597:4319:06
7:53
#13229
30K
18.64 mi12:56:382:25:077:4725:08
8:05
#12944
20M
20.00 mi13:07:502:36:197:4911:12
8:15
#12870
21M
21.00 mi13:16:232:44:527:518:33
8:33
#12706
35K
21.75 mi13:22:152:50:447:515:52
7:51
#12629
23M
23.00 mi13:32:543:01:237:5310:39
8:30
#12654
24M
24.00 mi13:41:233:09:527:558:29
8:29
#12723
40K
24.85 mi13:48:463:17:157:567:23
8:38
#12790
25.2M
25.20 mi13:51:543:20:237:573:08
9:05
#12768
Finish
26.22 mi13:59:483:28:177:577:54
7:45
#12674
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi132873488348813498(Top 48%)3736(Top 31%)3736(Top 68%)
10K6.21 mi3.10 mi13413-1263598-1103598-11013596(Top 48%)3718(Top 30%)3718(Top 68%)
15K9.32 mi3.11 mi13412+13633-353633-3513498(Top 48%)3736(Top 31%)3736(Top 68%)
20K12.43 mi3.11 mi13322+903616+173616+1713286(Top 47%)3698(Top 30%)3698(Top 68%)
Half13.11 mi0.68 mi13324-23623-73623-713406(Top 47%)3717(Top 30%)3717(Top 68%)
25K15.53 mi2.42 mi13229+953614+93614+912964(Top 46%)3647(Top 30%)3647(Top 67%)
30K18.64 mi3.11 mi12944+2853518+963518+9612035(Top 42%)3312(Top 27%)3312(Top 61%)
20M20.00 mi1.36 mi12870+743513+53513+512097(Top 43%)3501(Top 29%)3501(Top 64%)
21M21.00 mi1.00 mi12706+1643452+613452+6110831(Top 38%)3018(Top 25%)3018(Top 55%)
35K21.75 mi0.75 mi12629+773436+163436+1611181(Top 39%)3207(Top 26%)3207(Top 59%)
23M23.00 mi1.25 mi12654-253476-403476-4013358(Top 47%)4454(Top 36%)4454(Top 81%)
24M24.00 mi1.00 mi12723-693540-643540-6414397(Top 51%)5024(Top 41%)5024(Top 92%)
40K24.85 mi0.85 mi12790-673616-763616-7614276(Top 50%)5105(Top 42%)5105(Top 93%)
25.2M25.20 mi0.35 mi12768+223614+23614+212329(Top 43%)4128(Top 34%)4128(Top 75%)
Finish26.22 mi1.02 mi12674+943594+203594+2011127(Top 39%)3525(Top 29%)3525(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21story building
+97ft-345ft

Overall

13498

Females

3736

F18-39

3736

5K→10K

3.1 - 6.2 mi

Top 48%
×5story building
+79ft-138ft

Overall

13596

Females

3718

F18-39

3718

10K→15K

6.2 - 9.3 mi

Top 48%
×3story building
+67ft-78ft

Overall

13498

Females

3736

F18-39

3736

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

13286

Females

3698

F18-39

3698

20K→Half

12.4 - 13.1 mi

Top 47%
×2story building
+19ft-37ft

Overall

13406

Females

3717

F18-39

3717

Half→25K

13.1 - 15.5 mi

Top 46%
×4story building
+66ft-88ft

Overall

12964

Females

3647

F18-39

3647

25K→30K

15.5 - 18.6 mi

Top 42%
×9story building
+181ft-148ft

Overall

12035

Females

3312

F18-39

3312

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

12097

Females

3501

F18-39

3501

20M→21M

20.0 - 21.0 mi

Top 38%
×8story building
+106ft-24ft

Overall

10831

Females

3018

F18-39

3018

21M→35K

21.0 - 21.8 mi

Top 39%
×7story building
+17ft-86ft

Overall

11181

Females

3207

F18-39

3207

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

13358

Females

4454

F18-39

4454

23M→24M

23.0 - 24.0 mi

Top 51%
×6story building
+12ft-82ft

Overall

14397

Females

5024

F18-39

5024

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14276

Females

5105

F18-39

5105

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12329

Females

4128

F18-39

4128

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2story building
+22ft-21ft

Overall

11127

Females

3525

F18-39

3525

Passing Analysis

Category:
Athletes Passed
2133
Passed By
1520
Net Change
+613
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13287
5K → 10K232358-126#13287#13413
10K → 15K202201+1#13413#13412
15K → 20K232142+90#13412#13322
20K → Half3739-2#13322#13324
Half → 25K212117+95#13324#13229
25K → 30K37893+285#13229#12944
30K → 20M16288+74#12944#12870
20M → 21M19026+164#12870#12706
21M → 35K9619+77#12706#12629
35K → 23M104129-25#12629#12654
23M → 24M52121-69#12654#12723
24M → 40K59126-67#12723#12790
40K → 25.2M4725+22#12790#12768
25.2M → Finish13036+94#12768#12674
TOTALS21331520+613
📊

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