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BOSTON MARATHON 2025

Abby Bird

Bib: 29534•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
31:23
Rank: #25824
Start → 5K
31:23 | 10:06/mi
10K· 6.21 mi
1:01:29
Rank: #25175 (+649)
5K → 10K
30:06 | 9:41/mi
15K· 9.32 mi
1:31:21
Rank: #24823 (+352)
10K → 15K
29:52 | 9:37/mi
20K· 12.43 mi
2:01:10
Rank: #24412 (+411)
15K → 20K
29:49 | 9:36/mi
Half· 13.11 mi
2:07:37
Rank: #24355 (+57)
20K → Half
6:27 | 9:27/mi
25K· 15.53 mi
2:32:19
Rank: #24262 (+93)
Half → 25K
24:42 | 10:11/mi
30K· 18.64 mi
3:04:43
Rank: #23990 (+272)
25K → 30K
32:24 | 10:26/mi
20M
3:18:29
Rank: #23801 (+189)
30K → 20M
13:46 | 10:08/mi
21M
3:29:23
Rank: #23632 (+169)
20M → 21M
10:54 | 10:54/mi
35K· 21.75 mi
3:36:57
Rank: #23590 (+42)
21M → 35K
7:34 | 10:07/mi
23M
3:49:15
Rank: #23380 (+210)
35K → 23M
12:18 | 9:49/mi
24M
3:59:14
Rank: #23287 (+93)
23M → 24M
9:59 | 9:59/mi
40K· 24.85 mi
4:07:47
Rank: #23175 (+112)
24M → 40K
8:33 | 10:00/mi
25.2M
4:11:23
Rank: #23121 (+54)
40K → 25.2M
3:36 | 10:26/mi
Finish· 26.22 mi
4:20:41
Rank: #23030 (+91)
25.2M → Finish
9:18 | 9:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:37
Pace9:44 /mi
2nd Half
Distance13.11 mi
Time2:13:04
Pace10:09 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:1231:2310:0631:23
10:06
-
10K
6.21 mi12:21:181:01:299:5430:06
9:41
-0:25
15K
9.32 mi12:51:101:31:219:4829:52
9:37
-0:04
20K
12.43 mi13:20:592:01:109:4529:49
9:36
-0:01
Half
13.11 mi13:27:262:07:379:446:27
9:27
-0:09
25K
15.53 mi13:52:082:32:199:4824:42
10:11
+0:44
30K
18.64 mi14:24:323:04:439:5532:24
10:26
+0:15
20M
20.00 mi14:38:183:18:299:5513:46
10:08
-0:18
21M
21.00 mi14:49:123:29:239:5810:54
10:54
+0:46
35K
21.75 mi14:56:463:36:579:597:34
10:07
-0:47
23M
23.00 mi15:09:043:49:159:5812:18
9:49
-0:18
24M
24.00 mi15:19:033:59:149:589:59
9:59
+0:10
40K
24.85 mi15:27:364:07:479:588:33
10:00
+0:01
25.2M
25.20 mi15:31:124:11:239:593:36
10:26
+0:26
Finish
26.22 mi15:40:304:20:419:579:18
9:08
-1:18

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

9:08 /mi

Average Pace

9:57 /mi

Slowest Pace

10:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:16:22

52% of race

Time at Steady Pace

1:53:25

44% of race

Time at Slower Pace

10:54

4% of race

Average Pace: 9:57 /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 mi11:51:1231:2310:0631:23
10:06
#25824
10K
6.21 mi12:21:181:01:299:5430:06
9:41
#25175
15K
9.32 mi12:51:101:31:219:4829:52
9:37
#24823
20K
12.43 mi13:20:592:01:109:4529:49
9:36
#24412
Half
13.11 mi13:27:262:07:379:446:27
9:27
#24355
25K
15.53 mi13:52:082:32:199:4824:42
10:11
#24262
30K
18.64 mi14:24:323:04:439:5532:24
10:26
#23990
20M
20.00 mi14:38:183:18:299:5513:46
10:08
#23801
21M
21.00 mi14:49:123:29:239:5810:54
10:54
#23632
35K
21.75 mi14:56:463:36:579:597:34
10:07
#23590
23M
23.00 mi15:09:043:49:159:5812:18
9:49
#23380
24M
24.00 mi15:19:033:59:149:589:59
9:59
#23287
40K
24.85 mi15:27:364:07:479:588:33
10:00
#23175
25.2M
25.20 mi15:31:124:11:239:593:36
10:26
#23121
Finish
26.22 mi15:40:304:20:419:579:18
9:08
#23030
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25824106551065524061(Top 85%)9707(Top 79%)9707(Top 177%)
10K6.21 mi3.10 mi25175+64910325+33010325+33024585(Top 87%)10008(Top 82%)10008(Top 183%)
15K9.32 mi3.11 mi24823+35210127+19810127+19824061(Top 85%)9707(Top 79%)9707(Top 177%)
20K12.43 mi3.11 mi24412+4119926+2019926+20123197(Top 82%)9242(Top 76%)9242(Top 169%)
Half13.11 mi0.68 mi24355+579897+299897+2923453(Top 83%)9405(Top 77%)9405(Top 172%)
25K15.53 mi2.42 mi24262+939856+419856+4123698(Top 83%)9588(Top 78%)9588(Top 175%)
30K18.64 mi3.11 mi23990+2729721+1359721+13522776(Top 80%)9198(Top 75%)9198(Top 168%)
20M20.00 mi1.36 mi23801+1899642+799642+7921397(Top 75%)8575(Top 70%)8575(Top 157%)
21M21.00 mi1.00 mi23632+1699573+699573+6921145(Top 74%)8525(Top 70%)8525(Top 156%)
35K21.75 mi0.75 mi23590+429560+139560+1322233(Top 78%)9155(Top 75%)9155(Top 167%)
23M23.00 mi1.25 mi23380+2109463+979463+9719901(Top 70%)8005(Top 65%)8005(Top 146%)
24M24.00 mi1.00 mi23287+939439+249439+2421347(Top 75%)8781(Top 72%)8781(Top 161%)
40K24.85 mi0.85 mi23175+1129402+379402+3720484(Top 72%)8404(Top 69%)8404(Top 154%)
25.2M25.20 mi0.35 mi23121+549377+259377+2518876(Top 66%)7587(Top 62%)7587(Top 139%)
Finish26.22 mi1.02 mi23030+919333+449333+4419668(Top 69%)7965(Top 65%)7965(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

24061

Females

9707

F18-39

9707

5K→10K

3.1 - 6.2 mi

Top 87%
×5stories
+79ft-138ft

Overall

24585

Females

10008

F18-39

10008

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

24061

Females

9707

F18-39

9707

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

23197

Females

9242

F18-39

9242

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

23453

Females

9405

F18-39

9405

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23698

Females

9588

F18-39

9588

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

22776

Females

9198

F18-39

9198

30K→20M

18.6 - 20.0 mi

Top 75%
×5stories
+64ft-50ft

Overall

21397

Females

8575

F18-39

8575

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

21145

Females

8525

F18-39

8525

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

22233

Females

9155

F18-39

9155

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19901

Females

8005

F18-39

8005

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

21347

Females

8781

F18-39

8781

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

20484

Females

8404

F18-39

8404

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

18876

Females

7587

F18-39

7587

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

19668

Females

7965

F18-39

7965

Passing Analysis

Category:
Athletes Passed
3004
Passed By
210
Net Change
+2794
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25824
5K → 10K66516+649#25824#25175
10K → 15K36412+352#25175#24823
15K → 20K4187+411#24823#24412
20K → Half592+57#24412#24355
Half → 25K16875+93#24355#24262
25K → 30K31442+272#24262#23990
30K → 20M1956+189#23990#23801
20M → 21M18011+169#23801#23632
21M → 35K6018+42#23632#23590
35K → 23M2133+210#23590#23380
23M → 24M10512+93#23380#23287
24M → 40K1142+112#23287#23175
40K → 25.2M551+54#23175#23121
25.2M → Finish943+91#23121#23030
TOTALS3004210+2794
📊

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