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BOSTON MARATHON 2025

Joseph Flynn

Bib: 30946•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 (M40-44)
#0 / 2247
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
8:39/mi
26:53
↑ 97↓ 3451.5%
10K· 6.21 mi
8:18/mi
52:40
↑ 79↓ 1380.4%
15K· 9.32 mi
8:11/mi
1:18:04
↑ 67↓ 78
20K· 12.43 mi
8:21/mi
1:44:01
↑ 106↓ 860.1%
Half· 13.11 mi
8:08/mi
1:49:34
↑ 19↓ 370.5%
25K· 15.53 mi
9:40/mi
2:13:01
↑ 66↓ 880.2%
30K· 18.64 mi
10:46/mi
2:46:29
↑ 181↓ 1480.2%
20M
10:54/mi
3:01:18
↑ 64↓ 500.2%
21M
11:48/mi
3:13:06
↑ 106↓ 241.6%
35K· 21.75 mi
10:01/mi
3:20:36
↑ 17↓ 861.7%
23M
10:28/mi
3:33:42
↑ 23↓ 630.6%
24M
9:59/mi
3:43:41
↓ 821.3%
40K· 24.85 mi
10:46/mi
3:52:53
↓ 200.3%
25.2M
11:16/mi
3:56:46
↑ 13↓ 160.2%
Finish· 26.22 mi
9:27/mi
4:06:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:49:34
Pace8:21 /mi
2nd Half
Distance13.11 mi
Time2:16:50
Pace10:26 /mi
📊Positive Split: 24.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:5726:538:3926:53
8:39
-
10K
6.21 mi12:13:4452:408:2925:47
8:18
-0:21
15K
9.32 mi12:39:081:18:048:2325:24
8:11
-0:07
20K
12.43 mi13:05:051:44:018:2225:57
8:21
+0:10
Half
13.11 mi13:10:381:49:348:215:33
8:08
-0:13
25K
15.53 mi13:34:052:13:018:3423:27
9:40
+1:32
30K
18.64 mi14:07:332:46:298:5633:28
10:46
+1:06
20M
20.00 mi14:22:223:01:189:0414:49
10:54
+0:08
21M
21.00 mi14:34:103:13:069:1211:48
11:48
+0:54
35K
21.75 mi14:41:403:20:369:137:30
10:01
-1:47
23M
23.00 mi14:54:463:33:429:1713:06
10:28
+0:27
24M
24.00 mi15:04:453:43:419:199:59
9:59
-0:29
40K
24.85 mi15:13:573:52:539:229:12
10:46
+0:47
25.2M
25.20 mi15:17:503:56:469:243:53
11:16
+0:30
Finish
26.22 mi15:27:284:06:249:249:38
9:27
-1:49

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

8:08 /mi

Average Pace

9:24 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:34

44% of race

Time at Steady Pace

1:03:40

26% of race

Time at Slower Pace

1:13:10

30% of race

Average Pace: 9:24 /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 mi11:47:5726:538:3926:53
8:39
#20757
10K
6.21 mi12:13:4452:408:2925:47
8:18
#19682
15K
9.32 mi12:39:081:18:048:2325:24
8:11
#18887
20K
12.43 mi13:05:051:44:018:2225:57
8:21
#18450
Half
13.11 mi13:10:381:49:348:215:33
8:08
#18350
25K
15.53 mi13:34:052:13:018:3423:27
9:40
#19272
30K
18.64 mi14:07:332:46:298:5633:28
10:46
#20529
20M
20.00 mi14:22:223:01:189:0414:49
10:54
#20873
21M
21.00 mi14:34:103:13:069:1211:48
11:48
#21098
35K
21.75 mi14:41:403:20:369:137:30
10:01
#21136
23M
23.00 mi14:54:463:33:429:1713:06
10:28
#21186
24M
24.00 mi15:04:453:43:419:199:59
9:59
#21207
40K
24.85 mi15:13:573:52:539:229:12
10:46
#21257
25.2M
25.20 mi15:17:503:56:469:243:53
11:16
#21261
Finish
26.22 mi15:27:284:06:249:249:38
9:27
#21252
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi20757127531275317236(Top 61%)11322(Top 70%)11322(Top 504%)
10K6.21 mi3.10 mi19682+107512334+41912334+41918543(Top 65%)11871(Top 74%)11871(Top 528%)
15K9.32 mi3.11 mi18887+79511989+34511989+34517236(Top 61%)11322(Top 70%)11322(Top 504%)
20K12.43 mi3.11 mi18450+43711805+18411805+18417243(Top 61%)11288(Top 70%)11288(Top 502%)
Half13.11 mi0.68 mi18350+10011756+4911756+4916847(Top 59%)11142(Top 69%)11142(Top 496%)
25K15.53 mi2.42 mi19272-92212147-39112147-39122416(Top 79%)13470(Top 84%)13470(Top 599%)
30K18.64 mi3.11 mi20529-125712646-49912646-49923540(Top 83%)13853(Top 86%)13853(Top 617%)
20M20.00 mi1.36 mi20873-34412787-14112787-14123396(Top 82%)13707(Top 85%)13707(Top 610%)
21M21.00 mi1.00 mi21098-22512866-7912866-7923202(Top 82%)13538(Top 84%)13538(Top 602%)
35K21.75 mi0.75 mi21136-3812868-212868-221947(Top 77%)12873(Top 80%)12873(Top 573%)
23M23.00 mi1.25 mi21186-5012871-312871-321915(Top 77%)12836(Top 80%)12836(Top 571%)
24M24.00 mi1.00 mi21207-2112860+1112860+1121315(Top 75%)12502(Top 78%)12502(Top 556%)
40K24.85 mi0.85 mi21257-5012858+212858+222579(Top 79%)13029(Top 81%)13029(Top 580%)
25.2M25.20 mi0.35 mi21261-412853+512853+521392(Top 75%)12481(Top 77%)12481(Top 555%)
Finish26.22 mi1.02 mi21252+912836+1712836+1721008(Top 74%)12296(Top 76%)12296(Top 547%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×21story building
+97ft-345ft

Overall

17236

Males

11322

M40-44

11322

5K→10K

3.1 - 6.2 mi

Top 65%
×5story building
+79ft-138ft

Overall

18543

Males

11871

M40-44

11871

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+67ft-78ft

Overall

17236

Males

11322

M40-44

11322

15K→20K

9.3 - 12.4 mi

Top 61%
×5story building
+106ft-86ft

Overall

17243

Males

11288

M40-44

11288

20K→Half

12.4 - 13.1 mi

Top 59%
×2story building
+19ft-37ft

Overall

16847

Males

11142

M40-44

11142

Half→25K

13.1 - 15.5 mi

Top 79%
×4story building
+66ft-88ft

Overall

22416

Males

13470

M40-44

13470

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

23540

Males

13853

M40-44

13853

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

23396

Males

13707

M40-44

13707

20M→21M

20.0 - 21.0 mi

Top 82%
×8story building
+106ft-24ft

Overall

23202

Males

13538

M40-44

13538

21M→35K

21.0 - 21.8 mi

Top 77%
×7story building
+17ft-86ft

Overall

21947

Males

12873

M40-44

12873

35K→23M

21.8 - 23.0 mi

Top 77%
×5story building
+23ft-63ft

Overall

21915

Males

12836

M40-44

12836

23M→24M

23.0 - 24.0 mi

Top 75%
×6story building
+12ft-82ft

Overall

21315

Males

12502

M40-44

12502

24M→40K

24.0 - 24.9 mi

Top 79%
×1story
+6ft-20ft

Overall

22579

Males

13029

M40-44

13029

40K→25.2M

24.9 - 25.2 mi

Top 75%
×1story
+13ft-16ft

Overall

21392

Males

12481

M40-44

12481

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2story building
+22ft-21ft

Overall

21008

Males

12296

M40-44

12296

Passing Analysis

Category:
Athletes Passed
2909
Passed By
3404
Net Change
-495
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20757
5K → 10K111237+1075#20757#19682
10K → 15K80510+795#19682#18887
15K → 20K47134+437#18887#18450
20K → Half1055+100#18450#18350
Half → 25K32954-922#18350#19272
25K → 30K341291-1257#19272#20529
30K → 20M32376-344#20529#20873
20M → 21M39264-225#20873#21098
21M → 35K4785-38#21098#21136
35K → 23M67117-50#21136#21186
23M → 24M5374-21#21186#21207
24M → 40K3888-50#21207#21257
40K → 25.2M2226-4#21257#21261
25.2M → Finish5243+9#21261#21252
TOTALS29093404-495
📊

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