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BOSTON MARATHON 2025

Erin Reed

Bib: 13633•F

WA

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
23:39
Rank: #13246
Start → 5K
23:39 | 7:37/mi
10K· 6.21 mi
47:37
Rank: #13626 (-380)
5K → 10K
23:58 | 7:43/mi
15K· 9.32 mi
1:13:22
Rank: #15261 (-1635)
10K → 15K
25:45 | 8:17/mi
20K· 12.43 mi
1:40:01
Rank: #16307 (-1046)
15K → 20K
26:39 | 8:35/mi
Half· 13.11 mi
1:45:37
Rank: #16358 (-51)
20K → Half
5:36 | 8:12/mi
25K· 15.53 mi
2:08:01
Rank: #17216 (-858)
Half → 25K
22:24 | 9:14/mi
30K· 18.64 mi
2:36:56
Rank: #17590 (-374)
25K → 30K
28:55 | 9:18/mi
20M
2:50:07
Rank: #17822 (-232)
30K → 20M
13:11 | 9:42/mi
21M
3:01:14
Rank: #18193 (-371)
20M → 21M
11:07 | 11:07/mi
35K· 21.75 mi
3:08:19
Rank: #18275 (-82)
21M → 35K
7:05 | 9:28/mi
23M
3:20:06
Rank: #18288 (-13)
35K → 23M
11:47 | 9:25/mi
24M
3:29:18
Rank: #18269 (+19)
23M → 24M
9:12 | 9:12/mi
40K· 24.85 mi
3:37:17
Rank: #18268 (+1)
24M → 40K
7:59 | 9:20/mi
25.2M
3:41:04
Rank: #18334 (-66)
40K → 25.2M
3:47 | 10:58/mi
Finish· 26.22 mi
3:49:45
Rank: #18267 (+67)
25.2M → Finish
8:41 | 8:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:37
Pace8:03 /mi
2nd Half
Distance13.11 mi
Time2:04:08
Pace9:28 /mi
📊Positive Split: 17.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2123:397:3723:39
7:37
-
10K
6.21 mi11:16:1947:377:4023:58
7:43
+0:06
15K
9.32 mi11:42:041:13:227:5225:45
8:17
+0:34
20K
12.43 mi12:08:431:40:018:0326:39
8:35
+0:18
Half
13.11 mi12:14:191:45:378:035:36
8:12
-0:23
25K
15.53 mi12:36:432:08:018:1422:24
9:14
+1:02
30K
18.64 mi13:05:382:36:568:2528:55
9:18
+0:04
20M
20.00 mi13:18:492:50:078:3013:11
9:42
+0:24
21M
21.00 mi13:29:563:01:148:3811:07
11:07
+1:25
35K
21.75 mi13:37:013:08:198:407:05
9:28
-1:39
23M
23.00 mi13:48:483:20:068:4211:47
9:25
-0:03
24M
24.00 mi13:58:003:29:188:439:12
9:12
-0:13
40K
24.85 mi14:05:593:37:178:457:59
9:20
+0:08
25.2M
25.20 mi14:09:463:41:048:463:47
10:58
+1:38
Finish
26.22 mi14:18:273:49:458:468:41
8:31
-2:27

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

8:46 /mi

Slowest Pace

11:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:18

50% of race

Time at Steady Pace

1:40:33

44% of race

Time at Slower Pace

14:54

6% of race

Average Pace: 8:46 /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 mi10:52:2123:397:3723:39
7:37
#13246
10K
6.21 mi11:16:1947:377:4023:58
7:43
#13626
15K
9.32 mi11:42:041:13:227:5225:45
8:17
#15261
20K
12.43 mi12:08:431:40:018:0326:39
8:35
#16307
Half
13.11 mi12:14:191:45:378:035:36
8:12
#16358
25K
15.53 mi12:36:432:08:018:1422:24
9:14
#17216
30K
18.64 mi13:05:382:36:568:2528:55
9:18
#17590
20M
20.00 mi13:18:492:50:078:3013:11
9:42
#17822
21M
21.00 mi13:29:563:01:148:3811:07
11:07
#18193
35K
21.75 mi13:37:013:08:198:407:05
9:28
#18275
23M
23.00 mi13:48:483:20:068:4211:47
9:25
#18288
24M
24.00 mi13:58:003:29:188:439:12
9:12
#18269
40K
24.85 mi14:05:593:37:178:457:59
9:20
#18268
25.2M
25.20 mi14:09:463:41:048:463:47
10:58
#18334
Finish
26.22 mi14:18:273:49:458:468:41
8:31
#18267
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi132463469346917981(Top 63%)6308(Top 52%)6308(Top 115%)
10K6.21 mi3.10 mi13626-3803724-2553724-25514046(Top 49%)3986(Top 33%)3986(Top 73%)
15K9.32 mi3.11 mi15261-16354717-9934717-99317981(Top 63%)6308(Top 52%)6308(Top 115%)
20K12.43 mi3.11 mi16307-10465329-6125329-61218731(Top 66%)6756(Top 55%)6756(Top 124%)
Half13.11 mi0.68 mi16358-515359-305359-3017399(Top 61%)5998(Top 49%)5998(Top 110%)
25K15.53 mi2.42 mi17216-8585890-5315890-53120929(Top 74%)8057(Top 66%)8057(Top 147%)
30K18.64 mi3.11 mi17590-3746179-2896179-28919144(Top 67%)7193(Top 59%)7193(Top 132%)
20M20.00 mi1.36 mi17822-2326326-1476326-14719945(Top 70%)7754(Top 63%)7754(Top 142%)
21M21.00 mi1.00 mi18193-3716549-2236549-22321701(Top 76%)8810(Top 72%)8810(Top 161%)
35K21.75 mi0.75 mi18275-826611-626611-6220235(Top 71%)8093(Top 66%)8093(Top 148%)
23M23.00 mi1.25 mi18288-136644-336644-3318295(Top 64%)7132(Top 58%)7132(Top 130%)
24M24.00 mi1.00 mi18269+196665-216665-2118368(Top 65%)7233(Top 59%)7233(Top 132%)
40K24.85 mi0.85 mi18268+16694-296694-2918033(Top 63%)7137(Top 58%)7137(Top 130%)
25.2M25.20 mi0.35 mi18334-666747-536747-5320550(Top 72%)8428(Top 69%)8428(Top 154%)
Finish26.22 mi1.02 mi18267+676728+196728+1916388(Top 58%)6248(Top 51%)6248(Top 114%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21stories
+97ft-345ft

Overall

17981

Females

6308

F18-39

6308

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

14046

Females

3986

F18-39

3986

10K→15K

6.2 - 9.3 mi

Top 63%
×3stories
+67ft-78ft

Overall

17981

Females

6308

F18-39

6308

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18731

Females

6756

F18-39

6756

20K→Half

12.4 - 13.1 mi

Top 61%
×2stories
+19ft-37ft

Overall

17399

Females

5998

F18-39

5998

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

20929

Females

8057

F18-39

8057

25K→30K

15.5 - 18.6 mi

Top 67%
×9stories
+181ft-148ft

Overall

19144

Females

7193

F18-39

7193

30K→20M

18.6 - 20.0 mi

Top 70%
×5stories
+64ft-50ft

Overall

19945

Females

7754

F18-39

7754

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

21701

Females

8810

F18-39

8810

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

20235

Females

8093

F18-39

8093

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

18295

Females

7132

F18-39

7132

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

18368

Females

7233

F18-39

7233

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

18033

Females

7137

F18-39

7137

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

20550

Females

8428

F18-39

8428

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

16388

Females

6248

F18-39

6248

Passing Analysis

Category:
Athletes Passed
880
Passed By
5901
Net Change
-5021
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13246
5K → 10K152532-380#13246#13626
10K → 15K171652-1635#13626#15261
15K → 20K461092-1046#15261#16307
20K → Half2475-51#16307#16358
Half → 25K29887-858#16358#17216
25K → 30K122496-374#17216#17590
30K → 20M64296-232#17590#17822
20M → 21M26397-371#17822#18193
21M → 35K38120-82#18193#18275
35K → 23M101114-13#18275#18288
23M → 24M8869+19#18288#18269
24M → 40K6463+1#18269#18268
40K → 25.2M1278-66#18268#18334
25.2M → Finish9730+67#18334#18267
TOTALS8805901-5021
📊

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