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BOSTON MARATHON 2025

Emma Reed

Bib: 14746•F

UT

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 50%
Gender (Female)
#0 / 12228
Top 36%
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
25:37
Rank: #18394
Start → 5K
25:37 | 8:15/mi
10K· 6.21 mi
51:17
Rank: #18326 (+68)
5K → 10K
25:40 | 8:16/mi
15K· 9.32 mi
1:16:43
Rank: #17967 (+359)
10K → 15K
25:26 | 8:11/mi
20K· 12.43 mi
1:42:22
Rank: #17593 (+374)
15K → 20K
25:39 | 8:15/mi
Half· 13.11 mi
1:47:55
Rank: #17549 (+44)
20K → Half
5:33 | 8:08/mi
25K· 15.53 mi
2:07:44
Rank: #17092 (+457)
Half → 25K
19:49 | 8:10/mi
30K· 18.64 mi
2:33:34
Rank: #16449 (+643)
25K → 30K
25:50 | 8:19/mi
20M
2:44:45
Rank: #16116 (+333)
30K → 20M
11:11 | 8:14/mi
21M
2:53:11
Rank: #15729 (+387)
20M → 21M
8:26 | 8:26/mi
35K· 21.75 mi
2:58:57
Rank: #15529 (+200)
21M → 35K
5:46 | 7:42/mi
23M
3:08:47
Rank: #15086 (+443)
35K → 23M
9:50 | 7:51/mi
24M
3:16:21
Rank: #14759 (+327)
23M → 24M
7:34 | 7:34/mi
40K· 24.85 mi
3:23:02
Rank: #14511 (+248)
24M → 40K
6:41 | 7:49/mi
25.2M
3:25:53
Rank: #14395 (+116)
40K → 25.2M
2:51 | 8:16/mi
Finish· 26.22 mi
3:33:16
Rank: #14113 (+282)
25.2M → Finish
7:23 | 7:15/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:47:55
Pace8:14 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:21
Pace8:02 /mi
📊Negative Split: 2.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:55:3725:378:1525:37
8:15
-
10K
6.21 mi11:21:1751:178:1525:40
8:16
+0:01
15K
9.32 mi11:46:431:16:438:1425:26
8:11
-0:05
20K
12.43 mi12:12:221:42:228:1425:39
8:15
+0:04
Half
13.11 mi12:17:551:47:558:145:33
8:08
-0:07
25K
15.53 mi12:37:442:07:448:1319:49
8:10
+0:02
30K
18.64 mi13:03:342:33:348:1425:50
8:19
+0:09
20M
20.00 mi13:14:452:44:458:1411:11
8:14
-0:05
21M
21.00 mi13:23:112:53:118:158:26
8:26
+0:12
35K
21.75 mi13:28:572:58:578:145:46
7:42
-0:44
23M
23.00 mi13:38:473:08:478:129:50
7:51
+0:09
24M
24.00 mi13:46:213:16:218:117:34
7:34
-0:17
40K
24.85 mi13:53:023:23:028:106:41
7:49
+0:15
25.2M
25.20 mi13:55:533:25:538:102:51
8:16
+0:27
Finish
26.22 mi14:03:163:33:168:087:23
7:15
-1:01

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

7:15 /mi

Average Pace

8:08 /mi

Slowest Pace

8:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

37:14

17% of race

Time at Steady Pace

2:56:02

83% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:08 /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 mi10:55:3725:378:1525:37
8:15
#18394
10K
6.21 mi11:21:1751:178:1525:40
8:16
#18326
15K
9.32 mi11:46:431:16:438:1425:26
8:11
#17967
20K
12.43 mi12:12:221:42:228:1425:39
8:15
#17593
Half
13.11 mi12:17:551:47:558:145:33
8:08
#17549
25K
15.53 mi12:37:442:07:448:1319:49
8:10
#17092
30K
18.64 mi13:03:342:33:348:1425:50
8:19
#16449
20M
20.00 mi13:14:452:44:458:1411:11
8:14
#16116
21M
21.00 mi13:23:112:53:118:158:26
8:26
#15729
35K
21.75 mi13:28:572:58:578:145:46
7:42
#15529
23M
23.00 mi13:38:473:08:478:129:50
7:51
#15086
24M
24.00 mi13:46:213:16:218:117:34
7:34
#14759
40K
24.85 mi13:53:023:23:028:106:41
7:49
#14511
25.2M
25.20 mi13:55:533:25:538:102:51
8:16
#14395
Finish
26.22 mi14:03:163:33:168:087:23
7:15
#14113
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi183946573657317308(Top 61%)5899(Top 48%)5899(Top 108%)
10K6.21 mi3.10 mi18326+686517+566517+5618303(Top 64%)6482(Top 53%)6482(Top 119%)
15K9.32 mi3.11 mi17967+3596307+2106307+21017308(Top 61%)5899(Top 48%)5899(Top 108%)
20K12.43 mi3.11 mi17593+3746092+2156092+21516665(Top 59%)5580(Top 46%)5580(Top 102%)
Half13.11 mi0.68 mi17549+446059+336059+3316858(Top 59%)5661(Top 46%)5661(Top 104%)
25K15.53 mi2.42 mi17092+4575820+2395820+23915127(Top 53%)4799(Top 39%)4799(Top 88%)
30K18.64 mi3.11 mi16449+6435497+3235497+32313608(Top 48%)4153(Top 34%)4153(Top 76%)
20M20.00 mi1.36 mi16116+3335333+1645333+16412039(Top 42%)3472(Top 28%)3472(Top 63%)
21M21.00 mi1.00 mi15729+3875152+1815152+18110107(Top 36%)2673(Top 22%)2673(Top 49%)
35K21.75 mi0.75 mi15529+2005049+1035049+10310216(Top 36%)2734(Top 22%)2734(Top 50%)
23M23.00 mi1.25 mi15086+4434819+2304819+2309007(Top 32%)2273(Top 19%)2273(Top 42%)
24M24.00 mi1.00 mi14759+3274664+1554664+1558230(Top 29%)1984(Top 16%)1984(Top 36%)
40K24.85 mi0.85 mi14511+2484553+1114553+1118951(Top 32%)2448(Top 20%)2448(Top 45%)
25.2M25.20 mi0.35 mi14395+1164499+544499+547567(Top 27%)1907(Top 16%)1907(Top 35%)
Finish26.22 mi1.02 mi14113+2824374+1254374+1257420(Top 26%)1840(Top 15%)1840(Top 34%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21stories
+97ft-345ft

Overall

17308

Females

5899

F18-39

5899

5K→10K

3.1 - 6.2 mi

Top 64%
×5stories
+79ft-138ft

Overall

18303

Females

6482

F18-39

6482

10K→15K

6.2 - 9.3 mi

Top 61%
×3stories
+67ft-78ft

Overall

17308

Females

5899

F18-39

5899

15K→20K

9.3 - 12.4 mi

Top 59%
×5stories
+106ft-86ft

Overall

16665

Females

5580

F18-39

5580

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

16858

Females

5661

F18-39

5661

Half→25K

13.1 - 15.5 mi

Top 53%
×4stories
+66ft-88ft

Overall

15127

Females

4799

F18-39

4799

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

13608

Females

4153

F18-39

4153

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

12039

Females

3472

F18-39

3472

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

10107

Females

2673

F18-39

2673

21M→35K

21.0 - 21.8 mi

Top 36%
×7stories
+17ft-86ft

Overall

10216

Females

2734

F18-39

2734

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

9007

Females

2273

F18-39

2273

23M→24M

23.0 - 24.0 mi

Top 29%
×6stories
+12ft-82ft

Overall

8230

Females

1984

F18-39

1984

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8951

Females

2448

F18-39

2448

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1story
+13ft-16ft

Overall

7567

Females

1907

F18-39

1907

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

7420

Females

1840

F18-39

1840

Passing Analysis

Category:
Athletes Passed
4638
Passed By
357
Net Change
+4281
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18394
5K → 10K292224+68#18394#18326
10K → 15K40647+359#18326#17967
15K → 20K41743+374#17967#17593
20K → Half6218+44#17593#17549
Half → 25K46710+457#17549#17092
25K → 30K6529+643#17092#16449
30K → 20M3352+333#16449#16116
20M → 21M3881+387#16116#15729
21M → 35K2000+200#15729#15529
35K → 23M4430+443#15529#15086
23M → 24M3270+327#15086#14759
24M → 40K2480+248#14759#14511
40K → 25.2M1171+116#14511#14395
25.2M → Finish2842+282#14395#14113
TOTALS4638357+4281
📊

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