All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2026

David Flynn

Bib: 9881•M

GA

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 41%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 43%
Age Group (M45-49)
#0 / 2413
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
21:07
3.11 mi
Rank: #6849
Start → 5K
21:07 | 6:48/mi
10K
41:54
6.21 mi
Rank: #6340 (+509)
5K → 10K
20:47 | 6:42/mi
15K
1:02:58
9.32 mi
Rank: #6392 (-52)
10K → 15K
21:04 | 6:47/mi
20K
1:25:00
12.43 mi
Rank: #7044 (-652)
15K → 20K
22:02 | 7:06/mi
HALF
1:29:51
13.11 mi
Rank: #7188 (-144)
20K → HALF
4:51 | 7:07/mi
25K
1:48:48
15.53 mi
Rank: #8215 (-1027)
HALF → 25K
18:57 | 7:49/mi
30K
2:14:20
18.64 mi
Rank: #9297 (-1082)
25K → 30K
25:32 | 8:14/mi
20M
2:26:41
20.00 mi
Rank: #10122 (-825)
30K → 20M
12:21 | 9:06/mi
21M
2:36:18
21.00 mi
Rank: #10812 (-690)
20M → 21M
9:37 | 9:37/mi
35K
2:42:09
21.75 mi
Rank: #10884 (-72)
21M → 35K
5:51 | 7:50/mi
23M
2:53:28
23.00 mi
Rank: #11429 (-545)
35K → 23M
11:19 | 9:03/mi
24M
3:01:36
24.00 mi
Rank: #11564 (-135)
23M → 24M
8:08 | 8:08/mi
40K
3:08:31
24.85 mi
Rank: #11582 (-18)
24M → 40K
6:55 | 8:06/mi
25.2M
3:12:00
25.20 mi
Rank: #11778 (-196)
40K → 25.2M
3:29 | 10:07/mi
FINISH
3:19:42
26.22 mi
Rank: #11757 (+21)
25.2M → FINISH
7:42 | 7:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:51
Pace6:52 /mi
2nd Half
Distance13.11 mi
Time1:49:51
Pace8:23 /mi
📊Positive Split: 22.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:37:2921:076:4821:07
6:48
-
10K
6.21 mi10:58:1641:546:4520:47
6:42
-0:06
15K
9.32 mi11:19:201:02:586:4621:04
6:47
+0:05
20K
12.43 mi11:41:221:25:006:5122:02
7:06
+0:19
HALF
13.11 mi11:46:131:29:516:524:51
7:07
+0:01
25K
15.53 mi12:05:101:48:487:0118:57
7:49
+0:42
30K
18.64 mi12:30:422:14:207:1325:32
8:14
+0:25
20M
20.00 mi12:43:032:26:417:2112:21
9:06
+0:52
21M
21.00 mi12:52:402:36:187:279:37
9:37
+0:31
35K
21.75 mi12:58:312:42:097:285:51
7:50
-1:47
23M
23.00 mi13:09:502:53:287:3311:19
9:03
+1:13
24M
24.00 mi13:17:583:01:367:358:08
8:08
-0:55
40K
24.85 mi13:24:533:08:317:366:55
8:06
-0:02
25.2M
25.20 mi13:28:223:12:007:383:29
10:07
+2:01
FINISH
26.22 mi13:36:043:19:427:387:42
7:34
-2:33

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

6:42 /mi

Average Pace

7:37 /mi

Slowest Pace

10:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:29:51

45% of race

Time at Steady Pace

1:13:05

37% of race

Time at Slower Pace

36:46

18% of race

Average Pace: 7:37 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:37:2921:076:4821:07
6:48
#6849
10K
6.21 mi10:58:1641:546:4520:47
6:42
#6340
15K
9.32 mi11:19:201:02:586:4621:04
6:47
#6392
20K
12.43 mi11:41:221:25:006:5122:02
7:06
#7044
HALF
13.11 mi11:46:131:29:516:524:51
7:07
#7188
25K
15.53 mi12:05:101:48:487:0118:57
7:49
#8215
30K
18.64 mi12:30:422:14:207:1325:32
8:14
#9297
20M
20.00 mi12:43:032:26:417:2112:21
9:06
#10122
21M
21.00 mi12:52:402:36:187:279:37
9:37
#10812
35K
21.75 mi12:58:312:42:097:285:51
7:50
#10884
23M
23.00 mi13:09:502:53:287:3311:19
9:03
#11429
24M
24.00 mi13:17:583:01:367:358:08
8:08
#11564
40K
24.85 mi13:24:533:08:317:366:55
8:06
#11582
25.2M
25.20 mi13:28:223:12:007:383:29
10:07
#11778
FINISH
26.22 mi13:36:043:19:427:387:42
7:34
#11757
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi6849611061106643(Top 23%)5920(Top 36%)5920(Top 245%)
10K6.21 mi3.10 mi6340+5095722+3885722+3885848(Top 20%)5342(Top 33%)5342(Top 221%)
15K9.32 mi3.11 mi6392-525766-445766-446643(Top 23%)5920(Top 36%)5920(Top 245%)
20K12.43 mi3.11 mi7044-6526218-4526218-4528537(Top 29%)7156(Top 44%)7156(Top 297%)
HALF13.11 mi0.68 mi7188-1446314-966314-969568(Top 33%)7780(Top 48%)7780(Top 322%)
25K15.53 mi2.42 mi8215-10276999-6856999-68513926(Top 48%)9622(Top 59%)9622(Top 399%)
30K18.64 mi3.11 mi9297-10827581-5827581-58215032(Top 52%)9980(Top 61%)9980(Top 414%)
20M20.00 mi1.36 mi10122-8257964-3837964-38319345(Top 67%)11806(Top 72%)11806(Top 489%)
21M21.00 mi1.00 mi10812-6908278-3148278-31419000(Top 65%)11591(Top 71%)11591(Top 480%)
35K21.75 mi0.75 mi10884-728293-158293-1513157(Top 45%)8941(Top 55%)8941(Top 371%)
23M23.00 mi1.25 mi11429-5458542-2498542-24918669(Top 64%)11286(Top 69%)11286(Top 468%)
24M24.00 mi1.00 mi11564-1358575-338575-3314612(Top 50%)9426(Top 58%)9426(Top 391%)
40K24.85 mi0.85 mi11582-188547+288547+2813053(Top 45%)8644(Top 53%)8644(Top 358%)
25.2M25.20 mi0.35 mi11778-1968628-818628-8119682(Top 68%)11680(Top 71%)11680(Top 484%)
FINISH26.22 mi1.02 mi11757+218578+508578+5011854(Top 41%)8024(Top 49%)8024(Top 333%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6643

Males

5920

M45-49

5920

5K→10K

3.1 - 6.2 mi

Top 20%
×5
+79ft-138ft

Overall

5848

Males

5342

M45-49

5342

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6643

Males

5920

M45-49

5920

15K→20K

9.3 - 12.4 mi

Top 29%
×5
+106ft-86ft

Overall

8537

Males

7156

M45-49

7156

20K→HALF

12.4 - 13.1 mi

Top 33%
×2
+19ft-37ft

Overall

9568

Males

7780

M45-49

7780

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

13926

Males

9622

M45-49

9622

25K→30K

15.5 - 18.6 mi

Top 52%
×9
+181ft-148ft

Overall

15032

Males

9980

M45-49

9980

30K→20M

18.6 - 20.0 mi

Top 67%
×5
+64ft-50ft

Overall

19345

Males

11806

M45-49

11806

20M→21M

20.0 - 21.0 mi

Top 65%
×8
+106ft-24ft

Overall

19000

Males

11591

M45-49

11591

21M→35K

21.0 - 21.8 mi

Top 45%
×7
+17ft-86ft

Overall

13157

Males

8941

M45-49

8941

35K→23M

21.8 - 23.0 mi

Top 64%
×5
+23ft-63ft

Overall

18669

Males

11286

M45-49

11286

23M→24M

23.0 - 24.0 mi

Top 50%
×6
+12ft-82ft

Overall

14612

Males

9426

M45-49

9426

24M→40K

24.0 - 24.9 mi

Top 45%
×1
+6ft-20ft

Overall

13053

Males

8644

M45-49

8644

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1
+13ft-16ft

Overall

19682

Males

11680

M45-49

11680

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11854

Males

8024

M45-49

8024

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1068
Passed By
5974
Net Change
-4908
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6849
5K → 10K55041+509#6849#6340
10K → 15K119171-52#6340#6392
15K → 20K43695-652#6392#7044
20K → HALF4148-144#7044#7188
HALF → 25K151042-1027#7188#8215
25K → 30K271109-1082#8215#9297
30K → 20M10833-825#9297#10122
20M → 21M14704-690#10122#10812
21M → 35K33105-72#10812#10884
35K → 23M26571-545#10884#11429
23M → 24M52187-135#11429#11564
24M → 40K7290-18#11564#11582
40K → 25.2M5201-196#11582#11778
25.2M → FINISH9877+21#11778#11757
TOTALS10685974-4908
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing