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BOSTON MARATHON 2025

Kevin Flynn

Bib: 16659•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
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
10:13/mi
31:46
↑ 97↓ 3451.5%
10K· 6.21 mi
10:15/mi
1:03:38
↑ 79↓ 1380.4%
15K· 9.32 mi
10:10/mi
1:35:13
↑ 67↓ 78
20K· 12.43 mi
10:19/mi
2:07:16
↑ 106↓ 860.1%
Half· 13.11 mi
10:10/mi
2:14:12
↑ 19↓ 370.5%
25K· 15.53 mi
10:21/mi
2:39:18
↑ 66↓ 880.2%
30K· 18.64 mi
10:44/mi
3:12:39
↑ 181↓ 1480.2%
20M
10:55/mi
3:27:29
↑ 64↓ 500.2%
21M
11:21/mi
3:38:50
↑ 106↓ 241.6%
35K· 21.75 mi
10:51/mi
3:46:57
↑ 17↓ 861.7%
23M
10:51/mi
4:00:32
↑ 23↓ 630.6%
24M
10:37/mi
4:11:09
↓ 821.3%
40K· 24.85 mi
10:39/mi
4:20:15
↓ 200.3%
25.2M
11:27/mi
4:24:12
↑ 13↓ 160.2%
Finish· 26.22 mi
9:49/mi
4:34:12
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:14:12
Pace10:14 /mi
2nd Half
Distance13.11 mi
Time2:20:00
Pace10:41 /mi
📊Positive Split: 4.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:5531:4610:1331:46
10:13
-
10K
6.21 mi11:37:471:03:3810:1431:52
10:15
+0:02
15K
9.32 mi12:09:221:35:1310:1331:35
10:10
-0:05
20K
12.43 mi12:41:252:07:1610:1432:03
10:19
+0:09
Half
13.11 mi12:48:212:14:1210:146:56
10:10
-0:09
25K
15.53 mi13:13:272:39:1810:1525:06
10:21
+0:11
30K
18.64 mi13:46:483:12:3910:2033:21
10:44
+0:23
20M
20.00 mi14:01:383:27:2910:2214:50
10:55
+0:11
21M
21.00 mi14:12:593:38:5010:2511:21
11:21
+0:26
35K
21.75 mi14:21:063:46:5710:268:07
10:51
-0:30
23M
23.00 mi14:34:414:00:3210:2713:35
10:51
0:00
24M
24.00 mi14:45:184:11:0910:2810:37
10:37
-0:14
40K
24.85 mi14:54:244:20:1510:289:06
10:39
+0:02
25.2M
25.20 mi14:58:214:24:1210:293:57
11:27
+0:48
Finish
26.22 mi15:08:214:34:1210:2810:00
9:49
-1:38

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

9:49 /mi

Average Pace

10:28 /mi

Slowest Pace

11:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:42:22

81% of race

Time at Steady Pace

51:50

19% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:27 /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 mi11:05:5531:4610:1331:46
10:13
#26117
10K
6.21 mi11:37:471:03:3810:1431:52
10:15
#25991
15K
9.32 mi12:09:221:35:1310:1331:35
10:10
#25752
20K
12.43 mi12:41:252:07:1610:1432:03
10:19
#25505
Half
13.11 mi12:48:212:14:1210:146:56
10:10
#25483
25K
15.53 mi13:13:272:39:1810:1525:06
10:21
#25232
30K
18.64 mi13:46:483:12:3910:2033:21
10:44
#24942
20M
20.00 mi14:01:383:27:2910:2214:50
10:55
#24834
21M
21.00 mi14:12:593:38:5010:2511:21
11:21
#24712
35K
21.75 mi14:21:063:46:5710:268:07
10:51
#24696
23M
23.00 mi14:34:414:00:3210:2713:35
10:51
#24615
24M
24.00 mi14:45:184:11:0910:2810:37
10:37
#24556
40K
24.85 mi14:54:244:20:1510:289:06
10:39
#24484
25.2M
25.20 mi14:58:214:24:1210:293:57
11:27
#24453
Finish
26.22 mi15:08:214:34:1210:2810:00
9:49
#24384
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi26117152301523025343(Top 89%)14852(Top 92%)14852(Top 622%)
10K6.21 mi3.10 mi25991+12615154+7615154+7625839(Top 91%)15068(Top 94%)15068(Top 632%)
15K9.32 mi3.11 mi25752+23915046+10815046+10825343(Top 89%)14852(Top 92%)14852(Top 622%)
20K12.43 mi3.11 mi25505+24714927+11914927+11924856(Top 88%)14610(Top 91%)14610(Top 612%)
Half13.11 mi0.68 mi25483+2214918+914918+925167(Top 89%)14742(Top 92%)14742(Top 618%)
25K15.53 mi2.42 mi25232+25114789+12914789+12924073(Top 85%)14228(Top 88%)14228(Top 596%)
30K18.64 mi3.11 mi24942+29014633+15614633+15623474(Top 83%)13821(Top 86%)13821(Top 579%)
20M20.00 mi1.36 mi24834+10814567+6614567+6623426(Top 82%)13729(Top 85%)13729(Top 575%)
21M21.00 mi1.00 mi24712+12214506+6114506+6122273(Top 78%)13098(Top 81%)13098(Top 549%)
35K21.75 mi0.75 mi24696+1614487+1914487+1923911(Top 84%)13847(Top 86%)13847(Top 580%)
23M23.00 mi1.25 mi24615+8114430+5714430+5722873(Top 81%)13282(Top 82%)13282(Top 557%)
24M24.00 mi1.00 mi24556+5914388+4214388+4223117(Top 81%)13369(Top 83%)13369(Top 560%)
40K24.85 mi0.85 mi24484+7214349+3914349+3922297(Top 78%)12887(Top 80%)12887(Top 540%)
25.2M25.20 mi0.35 mi24453+3114334+1514334+1521934(Top 77%)12765(Top 79%)12765(Top 535%)
Finish26.22 mi1.02 mi24384+6914282+5214282+5222323(Top 79%)12935(Top 80%)12935(Top 542%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

25343

Males

14852

M45-49

14852

5K→10K

3.1 - 6.2 mi

Top 91%
×5story building
+79ft-138ft

Overall

25839

Males

15068

M45-49

15068

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

25343

Males

14852

M45-49

14852

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

24856

Males

14610

M45-49

14610

20K→Half

12.4 - 13.1 mi

Top 89%
×2story building
+19ft-37ft

Overall

25167

Males

14742

M45-49

14742

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24073

Males

14228

M45-49

14228

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23474

Males

13821

M45-49

13821

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23426

Males

13729

M45-49

13729

20M→21M

20.0 - 21.0 mi

Top 78%
×8story building
+106ft-24ft

Overall

22273

Males

13098

M45-49

13098

21M→35K

21.0 - 21.8 mi

Top 84%
×7story building
+17ft-86ft

Overall

23911

Males

13847

M45-49

13847

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

22873

Males

13282

M45-49

13282

23M→24M

23.0 - 24.0 mi

Top 81%
×6story building
+12ft-82ft

Overall

23117

Males

13369

M45-49

13369

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

22297

Males

12887

M45-49

12887

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21934

Males

12765

M45-49

12765

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

22323

Males

12935

M45-49

12935

Passing Analysis

Category:
Athletes Passed
2020
Passed By
287
Net Change
+1733
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26117
5K → 10K244118+126#26117#25991
10K → 15K26829+239#25991#25752
15K → 20K26922+247#25752#25505
20K → Half275+22#25505#25483
Half → 25K2598+251#25483#25232
25K → 30K30515+290#25232#24942
30K → 20M1179+108#24942#24834
20M → 21M1308+122#24834#24712
21M → 35K3721+16#24712#24696
35K → 23M9918+81#24696#24615
23M → 24M7415+59#24615#24556
24M → 40K797+72#24556#24484
40K → 25.2M343+31#24484#24453
25.2M → Finish789+69#24453#24384
TOTALS2020287+1733
📊

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