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BOSTON MARATHON 2025

Reva Sheehan

Bib: 21742•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:31
Rank: #24252
Start → 5K
9:30/mi
29:31 split
10K· 6.21 mi
59:29
Rank: #24384 (-132)
5K → 10K
9:39/mi
29:58 split
15K· 9.32 mi
1:29:39
Rank: #24362 (+22)
10K → 15K
9:43/mi
30:10 split
20K· 12.43 mi
2:00:16
Rank: #24240 (+122)
15K → 20K
9:51/mi
30:37 split
Half· 13.11 mi
2:06:58
Rank: #24260 (-20)
20K → Half
9:49/mi
6:42 split
25K· 15.53 mi
2:31:09
Rank: #24056 (+204)
Half → 25K
9:58/mi
24:11 split
30K· 18.64 mi
3:03:59
Rank: #23872 (+184)
25K → 30K
10:34/mi
32:50 split
20M
3:18:05
Rank: #23743 (+129)
30K → 20M
10:23/mi
14:06 split
21M
3:29:26
Rank: #23645 (+98)
20M → 21M
11:21/mi
11:21 split
35K· 21.75 mi
3:37:05
Rank: #23610 (+35)
21M → 35K
10:14/mi
7:39 split
23M
3:50:51
Rank: #23568 (+42)
35K → 23M
11:00/mi
13:46 split
24M
4:00:58
Rank: #23480 (+88)
23M → 24M
10:07/mi
10:07 split
40K· 24.85 mi
4:09:46
Rank: #23384 (+96)
24M → 40K
10:18/mi
8:48 split
25.2M
4:13:37
Rank: #23360 (+24)
40K → 25.2M
11:10/mi
3:51 split
Finish· 26.22 mi
4:23:52
Rank: #23370 (-10)
25.2M → Finish
10:04/mi
10:15 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:58
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:16:54
Pace10:27 /mi
📊Positive Split: 7.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:5929:319:3029:31
9:30
-
10K
6.21 mi11:56:5759:299:3429:58
9:39
+0:09
15K
9.32 mi12:27:071:29:399:3730:10
9:43
+0:04
20K
12.43 mi12:57:442:00:169:4130:37
9:51
+0:08
Half
13.11 mi13:04:262:06:589:416:42
9:49
-0:02
25K
15.53 mi13:28:372:31:099:4424:11
9:58
+0:09
30K
18.64 mi14:01:273:03:599:5232:50
10:34
+0:36
20M
20.00 mi14:15:333:18:059:5414:06
10:23
-0:11
21M
21.00 mi14:26:543:29:269:5811:21
11:21
+0:58
35K
21.75 mi14:34:333:37:059:597:39
10:14
-1:07
23M
23.00 mi14:48:193:50:5110:0213:46
11:00
+0:46
24M
24.00 mi14:58:264:00:5810:0210:07
10:07
-0:53
40K
24.85 mi15:07:144:09:4610:038:48
10:18
+0:11
25.2M
25.20 mi15:11:054:13:3710:043:51
11:10
+0:52
Finish
26.22 mi15:21:204:23:5210:0410:15
10:04
-1:06

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

9:30 /mi

Average Pace

10:04 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:22:04

77% of race

Time at Steady Pace

50:27

19% of race

Time at Slower Pace

11:21

4% of race

Average Pace: 10:04 /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 mi11:26:5929:319:3029:31
9:30
#24252
10K
6.21 mi11:56:5759:299:3429:58
9:39
#24384
15K
9.32 mi12:27:071:29:399:3730:10
9:43
#24362
20K
12.43 mi12:57:442:00:169:4130:37
9:51
#24240
Half
13.11 mi13:04:262:06:589:416:42
9:49
#24260
25K
15.53 mi13:28:372:31:099:4424:11
9:58
#24056
30K
18.64 mi14:01:273:03:599:5232:50
10:34
#23872
20M
20.00 mi14:15:333:18:059:5414:06
10:23
#23743
21M
21.00 mi14:26:543:29:269:5811:21
11:21
#23645
35K
21.75 mi14:34:333:37:059:597:39
10:14
#23610
23M
23.00 mi14:48:193:50:5110:0213:46
11:00
#23568
24M
24.00 mi14:58:264:00:5810:0210:07
10:07
#23480
40K
24.85 mi15:07:144:09:4610:038:48
10:18
#23384
25.2M
25.20 mi15:11:054:13:3710:043:51
11:10
#23360
Finish
26.22 mi15:21:204:23:5210:0410:15
10:04
#23370
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi242529826982624322(Top 86%)9854(Top 81%)9854(Top 544%)
10K6.21 mi3.10 mi24384-1329887-619887-6124477(Top 86%)9952(Top 81%)9952(Top 549%)
15K9.32 mi3.11 mi24362+229879+89879+824322(Top 86%)9854(Top 81%)9854(Top 544%)
20K12.43 mi3.11 mi24240+1229829+509829+5023898(Top 84%)9648(Top 79%)9648(Top 532%)
Half13.11 mi0.68 mi24260-209840-119840-1124435(Top 86%)9956(Top 81%)9956(Top 549%)
25K15.53 mi2.42 mi24056+2049741+999741+9923203(Top 82%)9305(Top 76%)9305(Top 513%)
30K18.64 mi3.11 mi23872+1849665+769665+7623096(Top 81%)9374(Top 77%)9374(Top 517%)
20M20.00 mi1.36 mi23743+1299618+479618+4722103(Top 78%)8956(Top 73%)8956(Top 494%)
21M21.00 mi1.00 mi23645+989580+389580+3822285(Top 78%)9128(Top 75%)9128(Top 503%)
35K21.75 mi0.75 mi23610+359569+119569+1122521(Top 79%)9300(Top 76%)9300(Top 513%)
23M23.00 mi1.25 mi23568+429564+59564+523223(Top 82%)9722(Top 80%)9722(Top 536%)
24M24.00 mi1.00 mi23480+889528+369528+3621718(Top 76%)8983(Top 73%)8983(Top 495%)
40K24.85 mi0.85 mi23384+969499+299499+2921371(Top 75%)8863(Top 72%)8863(Top 489%)
25.2M25.20 mi0.35 mi23360+249496+39496+321180(Top 75%)8763(Top 72%)8763(Top 483%)
Finish26.22 mi1.02 mi23370-109512-169512-1623116(Top 81%)9723(Top 80%)9723(Top 536%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21story building
+97ft-345ft

Overall

24322

Females

9854

F45-49

9854

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24477

Females

9952

F45-49

9952

10K→15K

6.2 - 9.3 mi

Top 86%
×3story building
+67ft-78ft

Overall

24322

Females

9854

F45-49

9854

15K→20K

9.3 - 12.4 mi

Top 84%
×5story building
+106ft-86ft

Overall

23898

Females

9648

F45-49

9648

20K→Half

12.4 - 13.1 mi

Top 86%
×2story building
+19ft-37ft

Overall

24435

Females

9956

F45-49

9956

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

23203

Females

9305

F45-49

9305

25K→30K

15.5 - 18.6 mi

Top 81%
×9story building
+181ft-148ft

Overall

23096

Females

9374

F45-49

9374

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

22103

Females

8956

F45-49

8956

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

22285

Females

9128

F45-49

9128

21M→35K

21.0 - 21.8 mi

Top 79%
×7story building
+17ft-86ft

Overall

22521

Females

9300

F45-49

9300

35K→23M

21.8 - 23.0 mi

Top 82%
×5story building
+23ft-63ft

Overall

23223

Females

9722

F45-49

9722

23M→24M

23.0 - 24.0 mi

Top 76%
×6story building
+12ft-82ft

Overall

21718

Females

8983

F45-49

8983

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

21371

Females

8863

F45-49

8863

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21180

Females

8763

F45-49

8763

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2story building
+22ft-21ft

Overall

23116

Females

9723

F45-49

9723

Passing Analysis

Category:
Athletes Passed
1722
Passed By
840
Net Change
+882
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24252
5K → 10K160292-132#24252#24384
10K → 15K156134+22#24384#24362
15K → 20K20078+122#24362#24240
20K → Half1838-20#24240#24260
Half → 25K22723+204#24260#24056
25K → 30K25369+184#24056#23872
30K → 20M15021+129#23872#23743
20M → 21M12426+98#23743#23645
21M → 35K6025+35#23645#23610
35K → 23M9351+42#23610#23568
23M → 24M9911+88#23568#23480
24M → 40K10711+96#23480#23384
40K → 25.2M3511+24#23384#23360
25.2M → Finish4050-10#23360#23370
TOTALS1722840+882
📊

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