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BOSTON MARATHON 2025

Beck Coxhead

Bib: 14800•F

GA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 31%
Gender (Female)
#0 / 12228
Top 14%
Division (F18-39)
#0 / 5469
Top 25%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:00
Rank: #11360
Start → 5K
23:00 | 7:24/mi
10K· 6.21 mi
46:01
Rank: #11290 (+70)
5K → 10K
23:01 | 7:25/mi
15K· 9.32 mi
1:08:58
Rank: #11058 (+232)
10K → 15K
22:57 | 7:23/mi
20K· 12.43 mi
1:32:09
Rank: #10883 (+175)
15K → 20K
23:11 | 7:28/mi
Half· 13.11 mi
1:37:07
Rank: #10828 (+55)
20K → Half
4:58 | 7:17/mi
25K· 15.53 mi
1:55:34
Rank: #10803 (+25)
Half → 25K
18:27 | 7:37/mi
30K· 18.64 mi
2:19:02
Rank: #10228 (+575)
25K → 30K
23:28 | 7:33/mi
20M
2:29:19
Rank: #9920 (+308)
30K → 20M
10:17 | 7:34/mi
21M
2:37:04
Rank: #9636 (+284)
20M → 21M
7:45 | 7:45/mi
35K· 21.75 mi
2:42:33
Rank: #9526 (+110)
21M → 35K
5:29 | 7:20/mi
23M
2:52:04
Rank: #9344 (+182)
35K → 23M
9:31 | 7:36/mi
24M
2:59:33
Rank: #9240 (+104)
23M → 24M
7:29 | 7:29/mi
40K· 24.85 mi
3:05:57
Rank: #9081 (+159)
24M → 40K
6:24 | 7:29/mi
25.2M
3:08:44
Rank: #9009 (+72)
40K → 25.2M
2:47 | 8:04/mi
Finish· 26.22 mi
3:15:54
Rank: #8844 (+165)
25.2M → Finish
7:10 | 7:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:07
Pace7:24 /mi
2nd Half
Distance13.11 mi
Time1:38:47
Pace7:32 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:4023:007:2423:00
7:24
-
10K
6.21 mi11:16:4146:017:2423:01
7:25
+0:01
15K
9.32 mi11:39:381:08:587:2422:57
7:23
-0:02
20K
12.43 mi12:02:491:32:097:2523:11
7:28
+0:05
Half
13.11 mi12:07:471:37:077:244:58
7:17
-0:11
25K
15.53 mi12:26:141:55:347:2618:27
7:37
+0:20
30K
18.64 mi12:49:422:19:027:2823:28
7:33
-0:04
20M
20.00 mi12:59:592:29:197:2810:17
7:34
+0:01
21M
21.00 mi13:07:442:37:047:297:45
7:45
+0:11
35K
21.75 mi13:13:132:42:337:285:29
7:20
-0:25
23M
23.00 mi13:22:442:52:047:299:31
7:36
+0:16
24M
24.00 mi13:30:132:59:337:297:29
7:29
-0:07
40K
24.85 mi13:36:373:05:577:296:24
7:29
0:00
25.2M
25.20 mi13:39:243:08:447:292:47
8:04
+0:35
Finish
26.22 mi13:46:343:15:547:297:10
7:02
-1:02

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

7:02 /mi

Average Pace

7:29 /mi

Slowest Pace

8:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:22

95% of race

Time at Steady Pace

10:32

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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 mi10:53:4023:007:2423:00
7:24
#11360
10K
6.21 mi11:16:4146:017:2423:01
7:25
#11290
15K
9.32 mi11:39:381:08:587:2422:57
7:23
#11058
20K
12.43 mi12:02:491:32:097:2523:11
7:28
#10883
Half
13.11 mi12:07:471:37:077:244:58
7:17
#10828
25K
15.53 mi12:26:141:55:347:2618:27
7:37
#10803
30K
18.64 mi12:49:422:19:027:2823:28
7:33
#10228
20M
20.00 mi12:59:592:29:197:2810:17
7:34
#9920
21M
21.00 mi13:07:442:37:047:297:45
7:45
#9636
35K
21.75 mi13:13:132:42:337:285:29
7:20
#9526
23M
23.00 mi13:22:442:52:047:299:31
7:36
#9344
24M
24.00 mi13:30:132:59:337:297:29
7:29
#9240
40K
24.85 mi13:36:373:05:577:296:24
7:29
#9081
25.2M
25.20 mi13:39:243:08:447:292:47
8:04
#9009
Finish
26.22 mi13:46:343:15:547:297:10
7:02
#8844
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi113602462246210754(Top 38%)2241(Top 18%)2241(Top 41%)
10K6.21 mi3.10 mi11290+702444+182444+1811267(Top 40%)2446(Top 20%)2446(Top 45%)
15K9.32 mi3.11 mi11058+2322351+932351+9310754(Top 38%)2241(Top 18%)2241(Top 41%)
20K12.43 mi3.11 mi10883+1752277+742277+7410436(Top 37%)2174(Top 18%)2174(Top 40%)
Half13.11 mi0.68 mi10828+552251+262251+269876(Top 35%)1892(Top 15%)1892(Top 35%)
25K15.53 mi2.42 mi10803+252284-332284-3310853(Top 38%)2501(Top 20%)2501(Top 46%)
30K18.64 mi3.11 mi10228+5752069+2152069+2158124(Top 29%)1446(Top 12%)1446(Top 26%)
20M20.00 mi1.36 mi9920+3081953+1161953+1167484(Top 26%)1341(Top 11%)1341(Top 25%)
21M21.00 mi1.00 mi9636+2841852+1011852+1015948(Top 21%)903(Top 7%)903(Top 17%)
35K21.75 mi0.75 mi9526+1101825+271825+277457(Top 26%)1479(Top 12%)1479(Top 27%)
23M23.00 mi1.25 mi9344+1821791+341791+347284(Top 26%)1520(Top 12%)1520(Top 28%)
24M24.00 mi1.00 mi9240+1041771+201771+207599(Top 27%)1705(Top 14%)1705(Top 31%)
40K24.85 mi0.85 mi9081+1591739+321739+326770(Top 24%)1457(Top 12%)1457(Top 27%)
25.2M25.20 mi0.35 mi9009+721729+101729+106410(Top 23%)1413(Top 12%)1413(Top 26%)
Finish26.22 mi1.02 mi8844+1651702+271702+275989(Top 21%)1252(Top 10%)1252(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

10754

Females

2241

F18-39

2241

5K→10K

3.1 - 6.2 mi

Top 40%
×5stories
+79ft-138ft

Overall

11267

Females

2446

F18-39

2446

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

10754

Females

2241

F18-39

2241

15K→20K

9.3 - 12.4 mi

Top 37%
×5stories
+106ft-86ft

Overall

10436

Females

2174

F18-39

2174

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9876

Females

1892

F18-39

1892

Half→25K

13.1 - 15.5 mi

Top 38%
×4stories
+66ft-88ft

Overall

10853

Females

2501

F18-39

2501

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

8124

Females

1446

F18-39

1446

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7484

Females

1341

F18-39

1341

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5948

Females

903

F18-39

903

21M→35K

21.0 - 21.8 mi

Top 26%
×7stories
+17ft-86ft

Overall

7457

Females

1479

F18-39

1479

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

7284

Females

1520

F18-39

1520

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7599

Females

1705

F18-39

1705

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6770

Females

1457

F18-39

1457

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

6410

Females

1413

F18-39

1413

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5989

Females

1252

F18-39

1252

Passing Analysis

Category:
Athletes Passed
3176*
Passed By
660
Net Change
+2516
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11360
5K → 10K285215+70#11360#11290
10K → 15K30977+232#11290#11058
15K → 20K26489+175#11058#10883
20K → Half6510+55#10883#10828
Half → 25K172147+25#10828#10803
25K → 30K58611+575#10803#10228
30K → 20M316*8+308#10228#9920
20M → 21M2884+284#9920#9636
21M → 35K12111+110#9636#9526
35K → 23M20523+182#9526#9344
23M → 24M13935+104#9344#9240
24M → 40K1689+159#9240#9081
40K → 25.2M808+72#9081#9009
25.2M → Finish17813+165#9009#8844
TOTALS3176*660+2516

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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