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BOSTON MARATHON 2025

Sharon Flynn

Bib: 22456•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:39
Rank: #24387
Start → 5K
9:33/mi
29:39 split
10K· 6.21 mi
59:25
Rank: #24353 (+34)
5K → 10K
9:35/mi
29:46 split
15K· 9.32 mi
1:29:20
Rank: #24277 (+76)
10K → 15K
9:38/mi
29:55 split
20K· 12.43 mi
1:59:22
Rank: #24036 (+241)
15K → 20K
9:40/mi
30:02 split
Half· 13.11 mi
2:05:50
Rank: #24003 (+33)
20K → Half
9:29/mi
6:28 split
25K· 15.53 mi
2:29:55
Rank: #23850 (+153)
Half → 25K
9:56/mi
24:05 split
30K· 18.64 mi
3:02:07
Rank: #23592 (+258)
25K → 30K
10:22/mi
32:12 split
20M
3:16:24
Rank: #23490 (+102)
30K → 20M
10:31/mi
14:17 split
21M
3:27:53
Rank: #23426 (+64)
20M → 21M
11:29/mi
11:29 split
35K· 21.75 mi
3:35:27
Rank: #23371 (+55)
21M → 35K
10:07/mi
7:34 split
23M
3:48:40
Rank: #23315 (+56)
35K → 23M
10:33/mi
13:13 split
24M
3:59:23
Rank: #23309 (+6)
23M → 24M
10:43/mi
10:43 split
40K· 24.85 mi
4:08:18
Rank: #23234 (+75)
24M → 40K
10:26/mi
8:55 split
25.2M
4:12:18
Rank: #23220 (+14)
40K → 25.2M
11:36/mi
4:00 split
Finish· 26.22 mi
4:22:51
Rank: #23252 (-32)
25.2M → Finish
10:21/mi
10:33 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:50
Pace9:36 /mi
2nd Half
Distance13.11 mi
Time2:17:01
Pace10:27 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:1929:399:3329:39
9:33
-
10K
6.21 mi11:56:0559:259:3429:46
9:35
+0:02
15K
9.32 mi12:26:001:29:209:3529:55
9:38
+0:03
20K
12.43 mi12:56:021:59:229:3630:02
9:40
+0:02
Half
13.11 mi13:02:302:05:509:366:28
9:29
-0:11
25K
15.53 mi13:26:352:29:559:3924:05
9:56
+0:27
30K
18.64 mi13:58:473:02:079:4632:12
10:22
+0:26
20M
20.00 mi14:13:043:16:249:4914:17
10:31
+0:09
21M
21.00 mi14:24:333:27:539:5411:29
11:29
+0:58
35K
21.75 mi14:32:073:35:279:547:34
10:07
-1:22
23M
23.00 mi14:45:203:48:409:5713:13
10:33
+0:26
24M
24.00 mi14:56:033:59:239:5810:43
10:43
+0:10
40K
24.85 mi15:04:584:08:189:598:55
10:26
-0:17
25.2M
25.20 mi15:08:584:12:1810:014:00
11:36
+1:10
Finish
26.22 mi15:19:314:22:5110:0210:33
10:21
-1:15

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

9:29 /mi

Average Pace

10:02 /mi

Slowest Pace

11:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:55

57% of race

Time at Steady Pace

1:26:44

33% of race

Time at Slower Pace

26:12

10% of race

Average Pace: 10:01 /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 mi11:26:1929:399:3329:39
9:33
#24387
10K
6.21 mi11:56:0559:259:3429:46
9:35
#24353
15K
9.32 mi12:26:001:29:209:3529:55
9:38
#24277
20K
12.43 mi12:56:021:59:229:3630:02
9:40
#24036
Half
13.11 mi13:02:302:05:509:366:28
9:29
#24003
25K
15.53 mi13:26:352:29:559:3924:05
9:56
#23850
30K
18.64 mi13:58:473:02:079:4632:12
10:22
#23592
20M
20.00 mi14:13:043:16:249:4914:17
10:31
#23490
21M
21.00 mi14:24:333:27:539:5411:29
11:29
#23426
35K
21.75 mi14:32:073:35:279:547:34
10:07
#23371
23M
23.00 mi14:45:203:48:409:5713:13
10:33
#23315
24M
24.00 mi14:56:033:59:239:5810:43
10:43
#23309
40K
24.85 mi15:04:584:08:189:598:55
10:26
#23234
25.2M
25.20 mi15:08:584:12:1810:014:00
11:36
#23220
Finish
26.22 mi15:19:314:22:5110:0210:33
10:21
#23252
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi243879897989724104(Top 85%)9728(Top 80%)9728(Top 979%)
10K6.21 mi3.10 mi24353+349873+249873+2424315(Top 86%)9871(Top 81%)9871(Top 993%)
15K9.32 mi3.11 mi24277+769829+449829+4424104(Top 85%)9728(Top 80%)9728(Top 979%)
20K12.43 mi3.11 mi24036+2419712+1179712+11723400(Top 82%)9368(Top 77%)9368(Top 942%)
Half13.11 mi0.68 mi24003+339698+149698+1423534(Top 83%)9448(Top 77%)9448(Top 951%)
25K15.53 mi2.42 mi23850+1539615+839615+8323085(Top 81%)9244(Top 76%)9244(Top 930%)
30K18.64 mi3.11 mi23592+2589507+1089507+10822629(Top 80%)9122(Top 75%)9122(Top 918%)
20M20.00 mi1.36 mi23490+1029465+429465+4222465(Top 79%)9140(Top 75%)9140(Top 920%)
21M21.00 mi1.00 mi23426+649462+39462+322594(Top 80%)9295(Top 76%)9295(Top 935%)
35K21.75 mi0.75 mi23371+559443+199443+1922235(Top 78%)9157(Top 75%)9157(Top 921%)
23M23.00 mi1.25 mi23315+569429+149429+1422168(Top 78%)9156(Top 75%)9156(Top 921%)
24M24.00 mi1.00 mi23309+69448-199448-1923370(Top 82%)9814(Top 80%)9814(Top 987%)
40K24.85 mi0.85 mi23234+759431+179431+1721740(Top 77%)9065(Top 74%)9065(Top 912%)
25.2M25.20 mi0.35 mi23220+149425+69425+622347(Top 79%)9330(Top 76%)9330(Top 939%)
Finish26.22 mi1.02 mi23252-329453-289453-2823935(Top 84%)10138(Top 83%)10138(Top 1020%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

24104

Females

9728

F55-59

9728

5K→10K

3.1 - 6.2 mi

Top 86%
×5story building
+79ft-138ft

Overall

24315

Females

9871

F55-59

9871

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

24104

Females

9728

F55-59

9728

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

23400

Females

9368

F55-59

9368

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23534

Females

9448

F55-59

9448

Half→25K

13.1 - 15.5 mi

Top 81%
×4story building
+66ft-88ft

Overall

23085

Females

9244

F55-59

9244

25K→30K

15.5 - 18.6 mi

Top 80%
×9story building
+181ft-148ft

Overall

22629

Females

9122

F55-59

9122

30K→20M

18.6 - 20.0 mi

Top 79%
×5story building
+64ft-50ft

Overall

22465

Females

9140

F55-59

9140

20M→21M

20.0 - 21.0 mi

Top 80%
×8story building
+106ft-24ft

Overall

22594

Females

9295

F55-59

9295

21M→35K

21.0 - 21.8 mi

Top 78%
×7story building
+17ft-86ft

Overall

22235

Females

9157

F55-59

9157

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

22168

Females

9156

F55-59

9156

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

23370

Females

9814

F55-59

9814

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21740

Females

9065

F55-59

9065

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22347

Females

9330

F55-59

9330

25.2M→Finish

25.2 - 26.2 mi

Top 84%
×2story building
+22ft-21ft

Overall

23935

Females

10138

F55-59

10138

Passing Analysis

Category:
Athletes Passed
1815
Passed By
680
Net Change
+1135
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24387
5K → 10K234200+34#24387#24353
10K → 15K184108+76#24353#24277
15K → 20K26827+241#24277#24036
20K → Half4613+33#24036#24003
Half → 25K20047+153#24003#23850
25K → 30K29436+258#23850#23592
30K → 20M13331+102#23592#23490
20M → 21M10844+64#23490#23426
21M → 35K7015+55#23426#23371
35K → 23M8024+56#23371#23315
23M → 24M5751+6#23315#23309
24M → 40K8914+75#23309#23234
40K → 25.2M2410+14#23234#23220
25.2M → Finish2860-32#23220#23252
TOTALS1815680+1135
📊

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