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BOSTON MARATHON 2025

Shire Davis

Bib: 14723•F

UT

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 39%
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
23:51
Rank: #13780
Start → 5K
23:51 | 7:41/mi
10K· 6.21 mi
47:51
Rank: #13919 (-139)
5K → 10K
24:00 | 7:43/mi
15K· 9.32 mi
1:12:19
Rank: #14286 (-367)
10K → 15K
24:28 | 7:53/mi
20K· 12.43 mi
1:37:02
Rank: #14325 (-39)
15K → 20K
24:43 | 7:57/mi
Half· 13.11 mi
1:42:22
Rank: #14317 (+8)
20K → Half
5:20 | 7:49/mi
25K· 15.53 mi
2:03:21
Rank: #15090 (-773)
Half → 25K
20:59 | 8:39/mi
30K· 18.64 mi
2:29:46
Rank: #14999 (+91)
25K → 30K
26:25 | 8:30/mi
20M
2:41:37
Rank: #14994 (+5)
30K → 20M
11:51 | 8:43/mi
21M
2:51:24
Rank: #15121 (-127)
20M → 21M
9:47 | 9:47/mi
35K· 21.75 mi
2:57:38
Rank: #15070 (+51)
21M → 35K
6:14 | 8:20/mi
23M
3:08:21
Rank: #14942 (+128)
35K → 23M
10:43 | 8:34/mi
24M
3:16:49
Rank: #14893 (+49)
23M → 24M
8:28 | 8:28/mi
40K· 24.85 mi
3:24:13
Rank: #14853 (+40)
24M → 40K
7:24 | 8:39/mi
25.2M
3:27:26
Rank: #14818 (+35)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:35:42
Rank: #14748 (+70)
25.2M → Finish
8:16 | 8:07/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:22
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time1:53:20
Pace8:39 /mi
📊Positive Split: 10.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5823:517:4123:51
7:41
-
10K
6.21 mi11:18:5847:517:4224:00
7:43
+0:02
15K
9.32 mi11:43:261:12:197:4624:28
7:53
+0:10
20K
12.43 mi12:08:091:37:027:4824:43
7:57
+0:04
Half
13.11 mi12:13:291:42:227:495:20
7:49
-0:08
25K
15.53 mi12:34:282:03:217:5620:59
8:39
+0:50
30K
18.64 mi13:00:532:29:468:0226:25
8:30
-0:09
20M
20.00 mi13:12:442:41:378:0511:51
8:43
+0:13
21M
21.00 mi13:22:312:51:248:109:47
9:47
+1:04
35K
21.75 mi13:28:452:57:388:106:14
8:20
-1:27
23M
23.00 mi13:39:283:08:218:1110:43
8:34
+0:14
24M
24.00 mi13:47:563:16:498:128:28
8:28
-0:06
40K
24.85 mi13:55:203:24:138:137:24
8:39
+0:11
25.2M
25.20 mi13:58:333:27:268:143:13
9:20
+0:41
Finish
26.22 mi14:06:493:35:428:148:16
8:07
-1:13

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

7:41 /mi

Average Pace

8:14 /mi

Slowest Pace

9:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:50:38

51% of race

Time at Steady Pace

1:32:04

43% of race

Time at Slower Pace

13:00

6% of race

Average Pace: 8:14 /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 mi10:54:5823:517:4123:51
7:41
#13780
10K
6.21 mi11:18:5847:517:4224:00
7:43
#13919
15K
9.32 mi11:43:261:12:197:4624:28
7:53
#14286
20K
12.43 mi12:08:091:37:027:4824:43
7:57
#14325
Half
13.11 mi12:13:291:42:227:495:20
7:49
#14317
25K
15.53 mi12:34:282:03:217:5620:59
8:39
#15090
30K
18.64 mi13:00:532:29:468:0226:25
8:30
#14999
20M
20.00 mi13:12:442:41:378:0511:51
8:43
#14994
21M
21.00 mi13:22:312:51:248:109:47
9:47
#15121
35K
21.75 mi13:28:452:57:388:106:14
8:20
#15070
23M
23.00 mi13:39:283:08:218:1110:43
8:34
#14942
24M
24.00 mi13:47:563:16:498:128:28
8:28
#14893
40K
24.85 mi13:55:203:24:138:137:24
8:39
#14853
25.2M
25.20 mi13:58:333:27:268:143:13
9:20
#14818
Finish
26.22 mi14:06:493:35:428:148:16
8:07
#14748
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi137803765376515065(Top 53%)4617(Top 38%)4617(Top 84%)
10K6.21 mi3.10 mi13919-1393891-1263891-12614140(Top 50%)4044(Top 33%)4044(Top 74%)
15K9.32 mi3.11 mi14286-3674129-2384129-23815065(Top 53%)4617(Top 38%)4617(Top 84%)
20K12.43 mi3.11 mi14325-394189-604189-6014595(Top 51%)4428(Top 36%)4428(Top 81%)
Half13.11 mi0.68 mi14317+84191-24191-214479(Top 51%)4344(Top 36%)4344(Top 79%)
25K15.53 mi2.42 mi15090-7734657-4664657-46618118(Top 64%)6484(Top 53%)6484(Top 119%)
30K18.64 mi3.11 mi14999+914670-134670-1314776(Top 52%)4782(Top 39%)4782(Top 87%)
20M20.00 mi1.36 mi14994+54697-274697-2715200(Top 54%)5150(Top 42%)5150(Top 94%)
21M21.00 mi1.00 mi15121-1274794-974794-9717406(Top 61%)6476(Top 53%)6476(Top 118%)
35K21.75 mi0.75 mi15070+514782+124782+1214507(Top 51%)4961(Top 41%)4961(Top 91%)
23M23.00 mi1.25 mi14942+1284736+464736+4613687(Top 48%)4638(Top 38%)4638(Top 85%)
24M24.00 mi1.00 mi14893+494744-84744-814315(Top 50%)4984(Top 41%)4984(Top 91%)
40K24.85 mi0.85 mi14853+404747-34747-314391(Top 51%)5183(Top 42%)5183(Top 95%)
25.2M25.20 mi0.35 mi14818+354732+154732+1513664(Top 48%)4844(Top 40%)4844(Top 89%)
Finish26.22 mi1.02 mi14748+704725+74725+713702(Top 48%)4800(Top 39%)4800(Top 88%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21stories
+97ft-345ft

Overall

15065

Females

4617

F18-39

4617

5K→10K

3.1 - 6.2 mi

Top 50%
×5stories
+79ft-138ft

Overall

14140

Females

4044

F18-39

4044

10K→15K

6.2 - 9.3 mi

Top 53%
×3stories
+67ft-78ft

Overall

15065

Females

4617

F18-39

4617

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

14595

Females

4428

F18-39

4428

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

14479

Females

4344

F18-39

4344

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

18118

Females

6484

F18-39

6484

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

14776

Females

4782

F18-39

4782

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15200

Females

5150

F18-39

5150

20M→21M

20.0 - 21.0 mi

Top 61%
×8stories
+106ft-24ft

Overall

17406

Females

6476

F18-39

6476

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

14507

Females

4961

F18-39

4961

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

13687

Females

4638

F18-39

4638

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

14315

Females

4984

F18-39

4984

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14391

Females

5183

F18-39

5183

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13664

Females

4844

F18-39

4844

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13702

Females

4800

F18-39

4800

Passing Analysis

Category:
Athletes Passed
1701
Passed By
2669
Net Change
-968
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13780
5K → 10K221360-139#13780#13919
10K → 15K96463-367#13919#14286
15K → 20K199238-39#14286#14325
20K → Half3830+8#14325#14317
Half → 25K48821-773#14317#15090
25K → 30K288197+91#15090#14999
30K → 20M135130+5#14999#14994
20M → 21M75202-127#14994#15121
21M → 35K7928+51#15121#15070
35K → 23M17446+128#15070#14942
23M → 24M9950+49#14942#14893
24M → 40K8949+40#14893#14853
40K → 25.2M5217+35#14853#14818
25.2M → Finish10838+70#14818#14748
TOTALS17012669-968
📊

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