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BOSTON MARATHON 2025

Emily Peacock

Bib: 16189•F

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 44%
Gender (Female)
#0 / 12228
Top 29%
Division (F18-39)
#0 / 5469
Top 48%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:21
Rank: #12390
Start → 5K
23:21 | 7:31/mi
10K· 6.21 mi
46:50
Rank: #12467 (-77)
5K → 10K
23:29 | 7:34/mi
15K· 9.32 mi
1:10:38
Rank: #12679 (-212)
10K → 15K
23:48 | 7:40/mi
20K· 12.43 mi
1:34:38
Rank: #12618 (+61)
15K → 20K
24:00 | 7:43/mi
Half· 13.11 mi
1:39:50
Rank: #12624 (-6)
20K → Half
5:12 | 7:37/mi
25K· 15.53 mi
1:58:41
Rank: #12526 (+98)
Half → 25K
18:51 | 7:46/mi
30K· 18.64 mi
2:24:12
Rank: #12551 (-25)
25K → 30K
25:31 | 8:13/mi
20M
2:35:40
Rank: #12593 (-42)
30K → 20M
11:28 | 8:26/mi
21M
2:44:47
Rank: #12670 (-77)
20M → 21M
9:07 | 9:07/mi
35K· 21.75 mi
2:51:03
Rank: #12766 (-96)
21M → 35K
6:16 | 8:23/mi
23M
3:01:43
Rank: #12767 (-1)
35K → 23M
10:40 | 8:31/mi
24M
3:09:56
Rank: #12749 (+18)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:16:59
Rank: #12694 (+55)
24M → 40K
7:03 | 8:15/mi
25.2M
3:20:05
Rank: #12673 (+21)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:28:06
Rank: #12619 (+54)
25.2M → Finish
8:01 | 7:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:50
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time1:48:16
Pace8:16 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:2323:217:3123:21
7:31
-
10K
6.21 mi11:20:5246:507:3223:29
7:34
+0:03
15K
9.32 mi11:44:401:10:387:3523:48
7:40
+0:06
20K
12.43 mi12:08:401:34:387:3724:00
7:43
+0:03
Half
13.11 mi12:13:521:39:507:375:12
7:37
-0:06
25K
15.53 mi12:32:431:58:417:3818:51
7:46
+0:09
30K
18.64 mi12:58:142:24:127:4425:31
8:13
+0:27
20M
20.00 mi13:09:422:35:407:4711:28
8:26
+0:13
21M
21.00 mi13:18:492:44:477:519:07
9:07
+0:41
35K
21.75 mi13:25:052:51:037:526:16
8:23
-0:44
23M
23.00 mi13:35:453:01:437:5410:40
8:31
+0:08
24M
24.00 mi13:43:583:09:567:558:13
8:13
-0:18
40K
24.85 mi13:51:013:16:597:567:03
8:15
+0:02
25.2M
25.20 mi13:54:073:20:057:563:06
8:59
+0:44
Finish
26.22 mi14:02:083:28:067:578:01
7:52
-1:07

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

7:31 /mi

Average Pace

7:57 /mi

Slowest Pace

9:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:42

61% of race

Time at Steady Pace

58:31

28% of race

Time at Slower Pace

22:53

11% of race

Average Pace: 7:56 /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 mi10:57:2323:217:3123:21
7:31
#12390
10K
6.21 mi11:20:5246:507:3223:29
7:34
#12467
15K
9.32 mi11:44:401:10:387:3523:48
7:40
#12679
20K
12.43 mi12:08:401:34:387:3724:00
7:43
#12618
Half
13.11 mi12:13:521:39:507:375:12
7:37
#12624
25K
15.53 mi12:32:431:58:417:3818:51
7:46
#12526
30K
18.64 mi12:58:142:24:127:4425:31
8:13
#12551
20M
20.00 mi13:09:422:35:407:4711:28
8:26
#12593
21M
21.00 mi13:18:492:44:477:519:07
9:07
#12670
35K
21.75 mi13:25:052:51:037:526:16
8:23
#12766
23M
23.00 mi13:35:453:01:437:5410:40
8:31
#12767
24M
24.00 mi13:43:583:09:567:558:13
8:13
#12749
40K
24.85 mi13:51:013:16:597:567:03
8:15
#12694
25.2M
25.20 mi13:54:073:20:057:563:06
8:59
#12673
Finish
26.22 mi14:02:083:28:067:578:01
7:52
#12619
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi123903010301013154(Top 46%)3534(Top 29%)3534(Top 65%)
10K6.21 mi3.10 mi12467-773050-403050-4012663(Top 45%)3181(Top 26%)3181(Top 58%)
15K9.32 mi3.11 mi12679-2123195-1453195-14513154(Top 46%)3534(Top 29%)3534(Top 65%)
20K12.43 mi3.11 mi12618+613215-203215-2012638(Top 44%)3349(Top 27%)3349(Top 61%)
Half13.11 mi0.68 mi12624-63225-103225-1012830(Top 45%)3409(Top 28%)3409(Top 62%)
25K15.53 mi2.42 mi12526+983206+193206+1912162(Top 43%)3204(Top 26%)3204(Top 59%)
30K18.64 mi3.11 mi12551-253300-943300-9412933(Top 46%)3792(Top 31%)3792(Top 69%)
20M20.00 mi1.36 mi12593-423359-593359-5913402(Top 47%)4188(Top 34%)4188(Top 77%)
21M21.00 mi1.00 mi12670-773431-723431-7214204(Top 50%)4734(Top 39%)4734(Top 87%)
35K21.75 mi0.75 mi12766-963504-733504-7314731(Top 52%)5080(Top 42%)5080(Top 93%)
23M23.00 mi1.25 mi12767-13537-333537-3313433(Top 47%)4485(Top 37%)4485(Top 82%)
24M24.00 mi1.00 mi12749+183554-173554-1712704(Top 45%)4159(Top 34%)4159(Top 76%)
40K24.85 mi0.85 mi12694+553558-43558-411856(Top 42%)3843(Top 31%)3843(Top 70%)
25.2M25.20 mi0.35 mi12673+213561-33561-311799(Top 42%)3875(Top 32%)3875(Top 71%)
Finish26.22 mi1.02 mi12619+543563-23563-211954(Top 42%)3902(Top 32%)3902(Top 71%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21stories
+97ft-345ft

Overall

13154

Females

3534

F18-39

3534

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

12663

Females

3181

F18-39

3181

10K→15K

6.2 - 9.3 mi

Top 46%
×3stories
+67ft-78ft

Overall

13154

Females

3534

F18-39

3534

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

12638

Females

3349

F18-39

3349

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

12830

Females

3409

F18-39

3409

Half→25K

13.1 - 15.5 mi

Top 43%
×4stories
+66ft-88ft

Overall

12162

Females

3204

F18-39

3204

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

12933

Females

3792

F18-39

3792

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

13402

Females

4188

F18-39

4188

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

14204

Females

4734

F18-39

4734

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

14731

Females

5080

F18-39

5080

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

13433

Females

4485

F18-39

4485

23M→24M

23.0 - 24.0 mi

Top 45%
×6stories
+12ft-82ft

Overall

12704

Females

4159

F18-39

4159

24M→40K

24.0 - 24.9 mi

Top 42%
×1story
+6ft-20ft

Overall

11856

Females

3843

F18-39

3843

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11799

Females

3875

F18-39

3875

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2stories
+22ft-21ft

Overall

11954

Females

3902

F18-39

3902

Passing Analysis

Category:
Athletes Passed
1693
Passed By
1922
Net Change
-229
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12390
5K → 10K232309-77#12390#12467
10K → 15K108320-212#12467#12679
15K → 20K222161+61#12679#12618
20K → Half3339-6#12618#12624
Half → 25K19294+98#12624#12526
25K → 30K238263-25#12526#12551
30K → 20M95137-42#12551#12593
20M → 21M90167-77#12593#12670
21M → 35K42138-96#12670#12766
35K → 23M108109-1#12766#12767
23M → 24M8567+18#12767#12749
24M → 40K10449+55#12749#12694
40K → 25.2M4322+21#12694#12673
25.2M → Finish10147+54#12673#12619
TOTALS16931922-229
📊

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