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BOSTON MARATHON 2025

Emily Parker

Bib: 27248•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
29:08
Rank: #23833
Start → 5K
29:08 | 9:23/mi
10K· 6.21 mi
57:24
Rank: #23337 (+496)
5K → 10K
28:16 | 9:06/mi
15K· 9.32 mi
1:25:39
Rank: #23056 (+281)
10K → 15K
28:15 | 9:06/mi
20K· 12.43 mi
1:55:02
Rank: #23010 (+46)
15K → 20K
29:23 | 9:27/mi
Half· 13.11 mi
2:01:12
Rank: #22949 (+61)
20K → Half
6:10 | 9:02/mi
25K· 15.53 mi
2:24:22
Rank: #22768 (+181)
Half → 25K
23:10 | 9:33/mi
30K· 18.64 mi
2:57:23
Rank: #22843 (-75)
25K → 30K
33:01 | 10:38/mi
20M
3:11:48
Rank: #22829 (+14)
30K → 20M
14:25 | 10:37/mi
21M
3:23:28
Rank: #22839 (-10)
20M → 21M
11:40 | 11:40/mi
35K· 21.75 mi
3:32:08
Rank: #22955 (-116)
21M → 35K
8:40 | 11:35/mi
23M
3:45:15
Rank: #22872 (+83)
35K → 23M
13:07 | 10:29/mi
24M
3:56:00
Rank: #22888 (-16)
23M → 24M
10:45 | 10:45/mi
40K· 24.85 mi
4:05:12
Rank: #22882 (+6)
24M → 40K
9:12 | 10:46/mi
25.2M
4:09:03
Rank: #22853 (+29)
40K → 25.2M
3:51 | 11:10/mi
Finish· 26.22 mi
4:18:59
Rank: #22825 (+28)
25.2M → Finish
9:56 | 9:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:12
Pace9:15 /mi
2nd Half
Distance13.11 mi
Time2:17:47
Pace10:31 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:3729:089:2329:08
9:23
-
10K
6.21 mi12:17:5357:249:1428:16
9:06
-0:17
15K
9.32 mi12:46:081:25:399:1128:15
9:06
0:00
20K
12.43 mi13:15:311:55:029:1529:23
9:27
+0:21
Half
13.11 mi13:21:412:01:129:156:10
9:02
-0:25
25K
15.53 mi13:44:512:24:229:1823:10
9:33
+0:31
30K
18.64 mi14:17:522:57:239:3133:01
10:38
+1:05
20M
20.00 mi14:32:173:11:489:3514:25
10:37
-0:01
21M
21.00 mi14:43:573:23:289:4111:40
11:40
+1:03
35K
21.75 mi14:52:373:32:089:458:40
11:35
-0:05
23M
23.00 mi15:05:443:45:159:4813:07
10:29
-1:06
24M
24.00 mi15:16:293:56:009:5010:45
10:45
+0:16
40K
24.85 mi15:25:414:05:129:529:12
10:46
+0:01
25.2M
25.20 mi15:29:324:09:039:533:51
11:10
+0:24
Finish
26.22 mi15:39:284:18:599:539:56
9:45
-1:25

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

9:02 /mi

Average Pace

9:53 /mi

Slowest Pace

11:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:18

60% of race

Time at Steady Pace

1:20:30

31% of race

Time at Slower Pace

24:11

9% of race

Average Pace: 9:53 /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 mi11:49:3729:089:2329:08
9:23
#23833
10K
6.21 mi12:17:5357:249:1428:16
9:06
#23337
15K
9.32 mi12:46:081:25:399:1128:15
9:06
#23056
20K
12.43 mi13:15:311:55:029:1529:23
9:27
#23010
Half
13.11 mi13:21:412:01:129:156:10
9:02
#22949
25K
15.53 mi13:44:512:24:229:1823:10
9:33
#22768
30K
18.64 mi14:17:522:57:239:3133:01
10:38
#22843
20M
20.00 mi14:32:173:11:489:3514:25
10:37
#22829
21M
21.00 mi14:43:573:23:289:4111:40
11:40
#22839
35K
21.75 mi14:52:373:32:089:458:40
11:35
#22955
23M
23.00 mi15:05:443:45:159:4813:07
10:29
#22872
24M
24.00 mi15:16:293:56:009:5010:45
10:45
#22888
40K
24.85 mi15:25:414:05:129:529:12
10:46
#22882
25.2M
25.20 mi15:29:324:09:039:533:51
11:10
#22853
Finish
26.22 mi15:39:284:18:599:539:56
9:45
#22825
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi238339607960722438(Top 79%)8797(Top 72%)8797(Top 161%)
10K6.21 mi3.10 mi23337+4969334+2739334+27322820(Top 80%)9032(Top 74%)9032(Top 165%)
15K9.32 mi3.11 mi23056+2819160+1749160+17422438(Top 79%)8797(Top 72%)8797(Top 161%)
20K12.43 mi3.11 mi23010+469135+259135+2522775(Top 80%)9023(Top 74%)9023(Top 165%)
Half13.11 mi0.68 mi22949+619099+369099+3622027(Top 78%)8632(Top 71%)8632(Top 158%)
25K15.53 mi2.42 mi22768+1819014+859014+8522063(Top 78%)8686(Top 71%)8686(Top 159%)
30K18.64 mi3.11 mi22843-759093-799093-7923222(Top 82%)9447(Top 77%)9447(Top 173%)
20M20.00 mi1.36 mi22829+149118-259118-2522731(Top 80%)9271(Top 76%)9271(Top 170%)
21M21.00 mi1.00 mi22839-109145-279145-2722962(Top 81%)9478(Top 78%)9478(Top 173%)
35K21.75 mi0.75 mi22955-1169218-739218-7325244(Top 89%)10710(Top 88%)10710(Top 196%)
23M23.00 mi1.25 mi22872+839194+249194+2421971(Top 77%)9055(Top 74%)9055(Top 166%)
24M24.00 mi1.00 mi22888-169228-349228-3423458(Top 83%)9862(Top 81%)9862(Top 180%)
40K24.85 mi0.85 mi22882+69247-199247-1922600(Top 80%)9501(Top 78%)9501(Top 174%)
25.2M25.20 mi0.35 mi22853+299231+169231+1621168(Top 75%)8751(Top 72%)8751(Top 160%)
Finish26.22 mi1.02 mi22825+289234-39234-322106(Top 78%)9214(Top 75%)9214(Top 168%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 79%
×21stories
+97ft-345ft

Overall

22438

Females

8797

F18-39

8797

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

22820

Females

9032

F18-39

9032

10K→15K

6.2 - 9.3 mi

Top 79%
×3stories
+67ft-78ft

Overall

22438

Females

8797

F18-39

8797

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

22775

Females

9023

F18-39

9023

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

22027

Females

8632

F18-39

8632

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

22063

Females

8686

F18-39

8686

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

23222

Females

9447

F18-39

9447

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22731

Females

9271

F18-39

9271

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

22962

Females

9478

F18-39

9478

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

25244

Females

10710

F18-39

10710

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

21971

Females

9055

F18-39

9055

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23458

Females

9862

F18-39

9862

24M→40K

24.0 - 24.9 mi

Top 80%
×1story
+6ft-20ft

Overall

22600

Females

9501

F18-39

9501

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21168

Females

8751

F18-39

8751

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

22106

Females

9214

F18-39

9214

Passing Analysis

Category:
Athletes Passed
2014
Passed By
1006
Net Change
+1008
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23833
5K → 10K56771+496#23833#23337
10K → 15K34564+281#23337#23056
15K → 20K186140+46#23056#23010
20K → Half687+61#23010#22949
Half → 25K23352+181#22949#22768
25K → 30K137212-75#22768#22843
30K → 20M8571+14#22843#22829
20M → 21M6474-10#22829#22839
21M → 35K15131-116#22839#22955
35K → 23M10724+83#22955#22872
23M → 24M5672-16#22872#22888
24M → 40K5448+6#22888#22882
40K → 25.2M367+29#22882#22853
25.2M → Finish6133+28#22853#22825
TOTALS20141006+1008
📊

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