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BOSTON MARATHON 2025

Regan Asay

Bib: 17497•F

IN

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:52/mi
24:26
↑ 97↓ 3451.5%
10K· 6.21 mi
8:07/mi
49:38
↑ 79↓ 1380.4%
15K· 9.32 mi
8:27/mi
1:15:53
↑ 67↓ 78
20K· 12.43 mi
8:32/mi
1:42:24
↑ 106↓ 860.1%
Half· 13.11 mi
8:30/mi
1:48:12
↑ 19↓ 370.5%
25K· 15.53 mi
8:45/mi
2:09:24
↑ 66↓ 880.2%
30K· 18.64 mi
9:12/mi
2:37:58
↑ 181↓ 1480.2%
20M
9:35/mi
2:50:59
↑ 64↓ 500.2%
21M
10:14/mi
3:01:13
↑ 106↓ 241.6%
35K· 21.75 mi
9:21/mi
3:08:13
↑ 17↓ 861.7%
23M
9:43/mi
3:20:23
↑ 23↓ 630.6%
24M
9:29/mi
3:29:52
↓ 821.3%
40K· 24.85 mi
9:45/mi
3:38:12
↓ 200.3%
25.2M
10:32/mi
3:41:50
↑ 13↓ 160.2%
Finish· 26.22 mi
9:20/mi
3:51:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:12
Pace8:15 /mi
2nd Half
Distance13.11 mi
Time2:03:09
Pace9:24 /mi
📊Positive Split: 13.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4324:267:5224:26
7:52
-
10K
6.21 mi11:39:5549:387:5925:12
8:07
+0:15
15K
9.32 mi12:06:101:15:538:0826:15
8:27
+0:20
20K
12.43 mi12:32:411:42:248:1426:31
8:32
+0:05
Half
13.11 mi12:38:291:48:128:155:48
8:30
-0:02
25K
15.53 mi12:59:412:09:248:2021:12
8:45
+0:15
30K
18.64 mi13:28:152:37:588:2828:34
9:12
+0:27
20M
20.00 mi13:41:162:50:598:3313:01
9:35
+0:23
21M
21.00 mi13:51:303:01:138:3810:14
10:14
+0:39
35K
21.75 mi13:58:303:08:138:397:00
9:21
-0:53
23M
23.00 mi14:10:403:20:238:4312:10
9:43
+0:22
24M
24.00 mi14:20:093:29:528:459:29
9:29
-0:14
40K
24.85 mi14:28:293:38:128:478:20
9:45
+0:16
25.2M
25.20 mi14:32:073:41:508:483:38
10:32
+0:47
Finish
26.22 mi14:41:383:51:218:509:31
9:20
-1:12

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

7:52 /mi

Average Pace

8:50 /mi

Slowest Pace

10:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:24

56% of race

Time at Steady Pace

1:07:35

29% of race

Time at Slower Pace

34:22

15% of race

Average Pace: 8:49 /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 mi11:14:4324:267:5224:26
7:52
#15394
10K
6.21 mi11:39:5549:387:5925:12
8:07
#16419
15K
9.32 mi12:06:101:15:538:0826:15
8:27
#17373
20K
12.43 mi12:32:411:42:248:1426:31
8:32
#17610
Half
13.11 mi12:38:291:48:128:155:48
8:30
#17696
25K
15.53 mi12:59:412:09:248:2021:12
8:45
#17781
30K
18.64 mi13:28:152:37:588:2828:34
9:12
#17931
20M
20.00 mi13:41:162:50:598:3313:01
9:35
#18091
21M
21.00 mi13:51:303:01:138:3810:14
10:14
#18188
35K
21.75 mi13:58:303:08:138:397:00
9:21
#18249
23M
23.00 mi14:10:403:20:238:4312:10
9:43
#18352
24M
24.00 mi14:20:093:29:528:459:29
9:29
#18411
40K
24.85 mi14:28:293:38:128:478:20
9:45
#18474
25.2M
25.20 mi14:32:073:41:508:483:38
10:32
#18498
Finish
26.22 mi14:41:383:51:218:509:31
9:20
#18610
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi153944779477919032(Top 67%)6919(Top 57%)6919(Top 127%)
10K6.21 mi3.10 mi16419-10255396-6175396-61717295(Top 61%)5880(Top 48%)5880(Top 108%)
15K9.32 mi3.11 mi17373-9545938-5425938-54219032(Top 67%)6919(Top 57%)6919(Top 127%)
20K12.43 mi3.11 mi17610-2376106-1686106-16818473(Top 65%)6612(Top 54%)6612(Top 121%)
Half13.11 mi0.68 mi17696-866152-466152-4619229(Top 68%)7020(Top 57%)7020(Top 128%)
25K15.53 mi2.42 mi17781-856224-726224-7218645(Top 66%)6778(Top 55%)6778(Top 124%)
30K18.64 mi3.11 mi17931-1506361-1376361-13718621(Top 66%)6902(Top 56%)6902(Top 126%)
20M20.00 mi1.36 mi18091-1606472-1116472-11119524(Top 69%)7533(Top 62%)7533(Top 138%)
21M21.00 mi1.00 mi18188-976546-746546-7419142(Top 67%)7398(Top 61%)7398(Top 135%)
35K21.75 mi0.75 mi18249-616596-506596-5019804(Top 70%)7870(Top 64%)7870(Top 144%)
23M23.00 mi1.25 mi18352-1036676-806676-8019513(Top 69%)7791(Top 64%)7791(Top 142%)
24M24.00 mi1.00 mi18411-596741-656741-6519586(Top 69%)7872(Top 64%)7872(Top 144%)
40K24.85 mi0.85 mi18474-636808-676808-6719635(Top 69%)7956(Top 65%)7956(Top 145%)
25.2M25.20 mi0.35 mi18498-246829-216829-2119160(Top 67%)7715(Top 63%)7715(Top 141%)
Finish26.22 mi1.02 mi18610-1126907-786907-7820545(Top 72%)8412(Top 69%)8412(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21story building
+97ft-345ft

Overall

19032

Females

6919

F18-39

6919

5K→10K

3.1 - 6.2 mi

Top 61%
×5story building
+79ft-138ft

Overall

17295

Females

5880

F18-39

5880

10K→15K

6.2 - 9.3 mi

Top 67%
×3story building
+67ft-78ft

Overall

19032

Females

6919

F18-39

6919

15K→20K

9.3 - 12.4 mi

Top 65%
×5story building
+106ft-86ft

Overall

18473

Females

6612

F18-39

6612

20K→Half

12.4 - 13.1 mi

Top 68%
×2story building
+19ft-37ft

Overall

19229

Females

7020

F18-39

7020

Half→25K

13.1 - 15.5 mi

Top 66%
×4story building
+66ft-88ft

Overall

18645

Females

6778

F18-39

6778

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

18621

Females

6902

F18-39

6902

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

19524

Females

7533

F18-39

7533

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

19142

Females

7398

F18-39

7398

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

19804

Females

7870

F18-39

7870

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

19513

Females

7791

F18-39

7791

23M→24M

23.0 - 24.0 mi

Top 69%
×6story building
+12ft-82ft

Overall

19586

Females

7872

F18-39

7872

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19635

Females

7956

F18-39

7956

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

19160

Females

7715

F18-39

7715

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

20545

Females

8412

F18-39

8412

Passing Analysis

Category:
Athletes Passed
1012
Passed By
4228
Net Change
-3216
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15394
5K → 10K671092-1025#15394#16419
10K → 15K471001-954#16419#17373
15K → 20K126363-237#17373#17610
20K → Half1399-86#17610#17696
Half → 25K146231-85#17696#17781
25K → 30K183333-150#17781#17931
30K → 20M80240-160#17931#18091
20M → 21M65162-97#18091#18188
21M → 35K40101-61#18188#18249
35K → 23M79182-103#18249#18352
23M → 24M59118-59#18352#18411
24M → 40K48111-63#18411#18474
40K → 25.2M2448-24#18474#18498
25.2M → Finish35147-112#18498#18610
TOTALS10124228-3216
📊

Passing Visuals

Category:
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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