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BOSTON MARATHON 2025

Brieanne Smith

Bib: 18833•F

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 40%
Gender (Female)
#0 / 12228
Top 24%
Masters (Masters Women)
#0 / 6759
Top 10%
Division (F40-44)
#0 / 1718
Top 23%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:24
Rank: #12531
Start → 5K
23:24 | 7:32/mi
10K· 6.21 mi
46:00
Rank: #11266 (+1265)
5K → 10K
22:36 | 7:16/mi
15K· 9.32 mi
1:08:22
Rank: #10534 (+732)
10K → 15K
22:22 | 7:12/mi
20K· 12.43 mi
1:31:12
Rank: #10213 (+321)
15K → 20K
22:50 | 7:21/mi
Half· 13.11 mi
1:36:10
Rank: #10190 (+23)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:54:49
Rank: #10369 (-179)
Half → 25K
18:39 | 7:42/mi
30K· 18.64 mi
2:20:52
Rank: #11093 (-724)
25K → 30K
26:03 | 8:23/mi
20M
2:31:43
Rank: #10968 (+125)
30K → 20M
10:51 | 7:59/mi
21M
2:41:31
Rank: #11383 (-415)
20M → 21M
9:48 | 9:48/mi
35K· 21.75 mi
2:47:21
Rank: #11356 (+27)
21M → 35K
5:50 | 7:48/mi
23M
2:58:07
Rank: #11504 (-148)
35K → 23M
10:46 | 8:36/mi
24M
3:06:03
Rank: #11433 (+71)
23M → 24M
7:56 | 7:56/mi
40K· 24.85 mi
3:13:03
Rank: #11416 (+17)
24M → 40K
7:00 | 8:11/mi
25.2M
3:16:09
Rank: #11392 (+24)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:24:05
Rank: #11364 (+28)
25.2M → Finish
7:56 | 7:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:10
Pace7:20 /mi
2nd Half
Distance13.11 mi
Time1:47:55
Pace8:14 /mi
📊Positive Split: 12.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:3123:247:3223:24
7:32
-
10K
6.21 mi11:37:0746:007:2422:36
7:16
-0:16
15K
9.32 mi11:59:291:08:227:2022:22
7:12
-0:04
20K
12.43 mi12:22:191:31:127:2022:50
7:21
+0:09
Half
13.11 mi12:27:171:36:107:204:58
7:17
-0:04
25K
15.53 mi12:45:561:54:497:2318:39
7:42
+0:25
30K
18.64 mi13:11:592:20:527:3326:03
8:23
+0:41
20M
20.00 mi13:22:502:31:437:3510:51
7:59
-0:24
21M
21.00 mi13:32:382:41:317:419:48
9:48
+1:49
35K
21.75 mi13:38:282:47:217:425:50
7:48
-2:00
23M
23.00 mi13:49:142:58:077:4510:46
8:36
+0:48
24M
24.00 mi13:57:103:06:037:457:56
7:56
-0:40
40K
24.85 mi14:04:103:13:037:467:00
8:11
+0:15
25.2M
25.20 mi14:07:163:16:097:473:06
8:59
+0:48
Finish
26.22 mi14:15:123:24:057:477:56
7:47
-1:12

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

7:12 /mi

Average Pace

7:47 /mi

Slowest Pace

9:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:12:46

36% of race

Time at Steady Pace

1:14:36

37% of race

Time at Slower Pace

56:43

28% of race

Average Pace: 7:47 /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 mi11:14:3123:247:3223:24
7:32
#12531
10K
6.21 mi11:37:0746:007:2422:36
7:16
#11266
15K
9.32 mi11:59:291:08:227:2022:22
7:12
#10534
20K
12.43 mi12:22:191:31:127:2022:50
7:21
#10213
Half
13.11 mi12:27:171:36:107:204:58
7:17
#10190
25K
15.53 mi12:45:561:54:497:2318:39
7:42
#10369
30K
18.64 mi13:11:592:20:527:3326:03
8:23
#11093
20M
20.00 mi13:22:502:31:437:3510:51
7:59
#10968
21M
21.00 mi13:32:382:41:317:419:48
9:48
#11383
35K
21.75 mi13:38:282:47:217:425:50
7:48
#11356
23M
23.00 mi13:49:142:58:077:4510:46
8:36
#11504
24M
24.00 mi13:57:103:06:037:457:56
7:56
#11433
40K
24.85 mi14:04:103:13:037:467:00
8:11
#11416
25.2M
25.20 mi14:07:163:16:097:473:06
8:59
#11392
Finish
26.22 mi14:15:123:24:057:477:56
7:47
#11364
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi12531307830789137(Top 32%)1490(Top 12%)1490(Top 87%)
10K6.21 mi3.10 mi11266+12652435+6432435+64310159(Top 36%)1896(Top 16%)1896(Top 110%)
15K9.32 mi3.11 mi10534+7322092+3432092+3439137(Top 32%)1490(Top 12%)1490(Top 87%)
20K12.43 mi3.11 mi10213+3211973+1191973+1199477(Top 33%)1730(Top 14%)1730(Top 101%)
Half13.11 mi0.68 mi10190+231963+101963+109923(Top 35%)1939(Top 16%)1939(Top 113%)
25K15.53 mi2.42 mi10369-1792073-1102073-11011499(Top 40%)2848(Top 23%)2848(Top 166%)
30K18.64 mi3.11 mi11093-7242515-4422515-44214047(Top 49%)4394(Top 36%)4394(Top 256%)
20M20.00 mi1.36 mi10968+1252496+192496+1910373(Top 37%)2624(Top 21%)2624(Top 153%)
21M21.00 mi1.00 mi11383-4152755-2592755-25917478(Top 62%)6514(Top 53%)6514(Top 379%)
35K21.75 mi0.75 mi11356+272762-72762-710842(Top 38%)3025(Top 25%)3025(Top 176%)
23M23.00 mi1.25 mi11504-1482886-1242886-12413923(Top 49%)4753(Top 39%)4753(Top 277%)
24M24.00 mi1.00 mi11433+712879+72879+710789(Top 38%)3188(Top 26%)3188(Top 186%)
40K24.85 mi0.85 mi11416+172914-352914-3511497(Top 40%)3649(Top 30%)3649(Top 212%)
25.2M25.20 mi0.35 mi11392+242922-82922-811781(Top 41%)3857(Top 32%)3857(Top 225%)
Finish26.22 mi1.02 mi11364+282932-102932-1011343(Top 40%)3629(Top 30%)3629(Top 211%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

9137

Females

1490

F40-44

1490

5K→10K

3.1 - 6.2 mi

Top 36%
×5stories
+79ft-138ft

Overall

10159

Females

1896

F40-44

1896

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

9137

Females

1490

F40-44

1490

15K→20K

9.3 - 12.4 mi

Top 33%
×5stories
+106ft-86ft

Overall

9477

Females

1730

F40-44

1730

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9923

Females

1939

F40-44

1939

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

11499

Females

2848

F40-44

2848

25K→30K

15.5 - 18.6 mi

Top 49%
×9stories
+181ft-148ft

Overall

14047

Females

4394

F40-44

4394

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

10373

Females

2624

F40-44

2624

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

17478

Females

6514

F40-44

6514

21M→35K

21.0 - 21.8 mi

Top 38%
×7stories
+17ft-86ft

Overall

10842

Females

3025

F40-44

3025

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

13923

Females

4753

F40-44

4753

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

10789

Females

3188

F40-44

3188

24M→40K

24.0 - 24.9 mi

Top 40%
×1story
+6ft-20ft

Overall

11497

Females

3649

F40-44

3649

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11781

Females

3857

F40-44

3857

25.2M→Finish

25.2 - 26.2 mi

Top 40%
×2stories
+22ft-21ft

Overall

11343

Females

3629

F40-44

3629

Passing Analysis

Category:
Athletes Passed
3295
Passed By
2127
Net Change
+1167
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12531
5K → 10K128318+1265#12531#11266
10K → 15K7419+732#11266#10534
15K → 20K35534+321#10534#10213
20K → Half3714+23#10213#10190
Half → 25K115294-179#10190#10369
25K → 30K82805-724#10369#11093
30K → 20M16944+125#11093#10968
20M → 21M22437-415#10968#11383
21M → 35K7548+27#11383#11356
35K → 23M67215-148#11356#11504
23M → 24M12049+71#11504#11433
24M → 40K8770+17#11433#11416
40K → 25.2M5228+24#11416#11392
25.2M → Finish9062+28#11392#11364
TOTALS32952127+1167
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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