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BOSTON MARATHON 2025

Emily Arnott

Bib: 27434•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

Start
0:00:00
Race begins
5K· 3.11 mi
32:09
Rank: #26393
Start → 5K
32:09 | 10:21/mi
10K· 6.21 mi
1:03:56
Rank: #26074 (+319)
5K → 10K
31:47 | 10:14/mi
15K· 9.32 mi
1:35:17
Rank: #25769 (+305)
10K → 15K
31:21 | 10:05/mi
20K· 12.43 mi
2:06:49
Rank: #25443 (+326)
15K → 20K
31:32 | 10:09/mi
Half· 13.11 mi
2:13:48
Rank: #25423 (+20)
20K → Half
6:59 | 10:14/mi
25K· 15.53 mi
2:41:01
Rank: #25444 (-21)
Half → 25K
27:13 | 11:14/mi
30K· 18.64 mi
3:16:25
Rank: #25308 (+136)
25K → 30K
35:24 | 11:24/mi
20M
3:31:39
Rank: #25218 (+90)
30K → 20M
15:14 | 11:13/mi
21M
3:44:22
Rank: #25196 (+22)
20M → 21M
12:43 | 12:43/mi
35K· 21.75 mi
3:52:12
Rank: #25147 (+49)
21M → 35K
7:50 | 10:28/mi
23M
4:05:50
Rank: #25057 (+90)
35K → 23M
13:38 | 10:53/mi
24M
4:16:41
Rank: #24998 (+59)
23M → 24M
10:51 | 10:51/mi
40K· 24.85 mi
4:26:32
Rank: #24965 (+33)
24M → 40K
9:51 | 11:31/mi
25.2M
4:30:57
Rank: #24977 (-12)
40K → 25.2M
4:25 | 12:48/mi
Finish· 26.22 mi
4:41:50
Rank: #24980 (-3)
25.2M → Finish
10:53 | 10:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:48
Pace10:12 /mi
2nd Half
Distance13.11 mi
Time2:28:02
Pace11:18 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3132:0910:2132:09
10:21
-
10K
6.21 mi12:20:181:03:5610:1731:47
10:14
-0:07
15K
9.32 mi12:51:391:35:1710:1331:21
10:05
-0:09
20K
12.43 mi13:23:112:06:4910:1231:32
10:09
+0:04
Half
13.11 mi13:30:102:13:4810:126:59
10:14
+0:05
25K
15.53 mi13:57:232:41:0110:2227:13
11:14
+1:00
30K
18.64 mi14:32:473:16:2510:3235:24
11:24
+0:10
20M
20.00 mi14:48:013:31:3910:3515:14
11:13
-0:11
21M
21.00 mi15:00:443:44:2210:4112:43
12:43
+1:30
35K
21.75 mi15:08:343:52:1210:417:50
10:28
-2:15
23M
23.00 mi15:22:124:05:5010:4113:38
10:53
+0:25
24M
24.00 mi15:33:034:16:4110:4210:51
10:51
-0:02
40K
24.85 mi15:42:544:26:3210:439:51
11:31
+0:40
25.2M
25.20 mi15:47:194:30:5710:454:25
12:48
+1:17
Finish
26.22 mi15:58:124:41:5010:4510:53
10:41
-2:07

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

10:05 /mi

Average Pace

10:45 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:13:48

47% of race

Time at Steady Pace

1:25:39

30% of race

Time at Slower Pace

1:02:23

22% of race

Average Pace: 10:45 /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 mi11:48:3132:0910:2132:09
10:21
#26393
10K
6.21 mi12:20:181:03:5610:1731:47
10:14
#26074
15K
9.32 mi12:51:391:35:1710:1331:21
10:05
#25769
20K
12.43 mi13:23:112:06:4910:1231:32
10:09
#25443
Half
13.11 mi13:30:102:13:4810:126:59
10:14
#25423
25K
15.53 mi13:57:232:41:0110:2227:13
11:14
#25444
30K
18.64 mi14:32:473:16:2510:3235:24
11:24
#25308
20M
20.00 mi14:48:013:31:3910:3515:14
11:13
#25218
21M
21.00 mi15:00:443:44:2210:4112:43
12:43
#25196
35K
21.75 mi15:08:343:52:1210:417:50
10:28
#25147
23M
23.00 mi15:22:124:05:5010:4113:38
10:53
#25057
24M
24.00 mi15:33:034:16:4110:4210:51
10:51
#24998
40K
24.85 mi15:42:544:26:3210:439:51
11:31
#24965
25.2M
25.20 mi15:47:194:30:5710:454:25
12:48
#24977
Finish
26.22 mi15:58:124:41:5010:4510:53
10:41
#24980
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26393109701097025174(Top 89%)10324(Top 84%)10324(Top 189%)
10K6.21 mi3.10 mi26074+31910815+15510815+15525788(Top 91%)10680(Top 87%)10680(Top 195%)
15K9.32 mi3.11 mi25769+30510648+16710648+16725174(Top 89%)10324(Top 84%)10324(Top 189%)
20K12.43 mi3.11 mi25443+32610482+16610482+16624525(Top 86%)9999(Top 82%)9999(Top 183%)
Half13.11 mi0.68 mi25423+2010467+1510467+1525288(Top 89%)10425(Top 85%)10425(Top 191%)
25K15.53 mi2.42 mi25444-2110493-2610493-2625503(Top 90%)10570(Top 86%)10570(Top 193%)
30K18.64 mi3.11 mi25308+13610453+4010453+4024684(Top 87%)10231(Top 84%)10231(Top 187%)
20M20.00 mi1.36 mi25218+9010419+3410419+3424004(Top 85%)9960(Top 81%)9960(Top 182%)
21M21.00 mi1.00 mi25196+22104191041924684(Top 87%)10391(Top 85%)10391(Top 190%)
35K21.75 mi0.75 mi25147+4910400+1910400+1923070(Top 81%)9592(Top 78%)9592(Top 175%)
23M23.00 mi1.25 mi25057+9010364+3610364+3622952(Top 81%)9580(Top 78%)9580(Top 175%)
24M24.00 mi1.00 mi24998+5910339+2510339+2523656(Top 83%)9960(Top 81%)9960(Top 182%)
40K24.85 mi0.85 mi24965+3310336+310336+324153(Top 85%)10244(Top 84%)10244(Top 187%)
25.2M25.20 mi0.35 mi24977-1210341-510341-524704(Top 87%)10522(Top 86%)10522(Top 192%)
Finish26.22 mi1.02 mi24980-310347-610347-624667(Top 87%)10493(Top 86%)10493(Top 192%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25174

Females

10324

F18-39

10324

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

25788

Females

10680

F18-39

10680

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25174

Females

10324

F18-39

10324

15K→20K

9.3 - 12.4 mi

Top 86%
×5stories
+106ft-86ft

Overall

24525

Females

9999

F18-39

9999

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

25288

Females

10425

F18-39

10425

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

25503

Females

10570

F18-39

10570

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

24684

Females

10231

F18-39

10231

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

24004

Females

9960

F18-39

9960

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24684

Females

10391

F18-39

10391

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

23070

Females

9592

F18-39

9592

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

22952

Females

9580

F18-39

9580

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23656

Females

9960

F18-39

9960

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24153

Females

10244

F18-39

10244

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24704

Females

10522

F18-39

10522

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

24667

Females

10493

F18-39

10493

Passing Analysis

Category:
Athletes Passed
1810
Passed By
397
Net Change
+1413
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26393
5K → 10K36748+319#26393#26074
10K → 15K32116+305#26074#25769
15K → 20K33610+326#25769#25443
20K → Half3414+20#25443#25423
Half → 25K94115-21#25423#25444
25K → 30K19458+136#25444#25308
30K → 20M10515+90#25308#25218
20M → 21M5634+22#25218#25196
21M → 35K534+49#25196#25147
35K → 23M944+90#25147#25057
23M → 24M656+59#25057#24998
24M → 40K5421+33#24998#24965
40K → 25.2M1022-12#24965#24977
25.2M → Finish2730-3#24977#24980
TOTALS1810397+1413
📊

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