All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

John Marhefka

Bib: 17527 •M •Age: N/A

OH

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
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
22:42
3.11 mi
Rank: #11101
Start → 5K
22:42 | 7:19/mi
10K
45:28
6.21 mi
Rank: #11228 (-127)
5K → 10K
22:46 | 7:20/mi
15K
1:08:38
9.32 mi
Rank: #11634 (-406)
10K → 15K
23:10 | 7:28/mi
20K
1:32:33
12.43 mi
Rank: #12120 (-486)
15K → 20K
23:55 | 7:42/mi
HALF
1:37:37
13.11 mi
Rank: #12136 (-16)
20K → HALF
5:04 | 7:26/mi
25K
1:56:25
15.53 mi
Rank: #12341 (-205)
HALF → 25K
18:48 | 7:46/mi
30K
2:23:24
18.64 mi
Rank: #13477 (-1136)
25K → 30K
26:59 | 8:42/mi
20M
2:36:38
20.00 mi
Rank: #14366 (-889)
30K → 20M
13:14 | 9:45/mi
21M
2:49:28
21.00 mi
Rank: #15902 (-1536)
20M → 21M
12:50 | 12:50/mi
35K
2:58:00
21.75 mi
Rank: #16629 (-727)
21M → 35K
8:32 | 11:25/mi
23M
3:14:22
23.00 mi
Rank: #18162 (-1533)
35K → 23M
16:22 | 13:05/mi
24M
3:42:20
24.00 mi
Rank: #22094 (-3932)
23M → 24M
27:58 | 27:58/mi
40K
4:04:53
24.85 mi
Rank: #23831 (-1737)
24M → 40K
22:33 | 26:23/mi
25.2M
4:12:41
25.20 mi
Rank: #24230 (-399)
40K → 25.2M
7:48 | 22:38/mi
FINISH
4:26:41
26.22 mi
Rank: #24597 (-367)
25.2M → FINISH
14:00 | 13:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:37:37
Pace7:27 /mi
2nd Half
Distance13.11 mi
Time2:49:04
Pace12:54 /mi
📊Positive Split: 73.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:0122:427:1922:42
7:19
-
10K
6.21 mi11:27:4745:287:2022:46
7:20
+0:01
15K
9.32 mi11:50:571:08:387:2223:10
7:28
+0:08
20K
12.43 mi12:14:521:32:337:2723:55
7:42
+0:14
HALF
13.11 mi12:19:561:37:377:275:04
7:26
-0:16
25K
15.53 mi12:38:441:56:257:3018:48
7:46
+0:20
30K
18.64 mi13:05:432:23:247:4226:59
8:42
+0:56
20M
20.00 mi13:18:572:36:387:5013:14
9:45
+1:03
21M
21.00 mi13:31:472:49:288:0512:50
12:50
+3:05
35K
21.75 mi13:40:192:58:008:128:32
11:25
-1:25
23M
23.00 mi13:56:413:14:228:2816:22
13:05
+1:40
24M
24.00 mi14:24:393:42:209:1627:58
27:58
+14:53
40K
24.85 mi14:47:124:04:539:5222:33
26:23
-1:35
25.2M
25.20 mi14:55:004:12:4110:027:48
22:38
-3:45
FINISH
26.22 mi15:09:004:26:4110:1114:00
13:45
-8:53

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

7:19 /mi

Average Pace

10:11 /mi

Slowest Pace

27:58 /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

0:00

0% of race

Time at Steady Pace

3:14:22

73% of race

Time at Slower Pace

1:12:19

27% of race

Average Pace: 10:10 /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 mi11:05:0122:427:1922:42
7:19
#11101
10K
6.21 mi11:27:4745:287:2022:46
7:20
#11228
15K
9.32 mi11:50:571:08:387:2223:10
7:28
#11634
20K
12.43 mi12:14:521:32:337:2723:55
7:42
#12120
HALF
13.11 mi12:19:561:37:377:275:04
7:26
#12136
25K
15.53 mi12:38:441:56:257:3018:48
7:46
#12341
30K
18.64 mi13:05:432:23:247:4226:59
8:42
#13477
20M
20.00 mi13:18:572:36:387:5013:14
9:45
#14366
21M
21.00 mi13:31:472:49:288:0512:50
12:50
#15902
35K
21.75 mi13:40:192:58:008:128:32
11:25
#16629
23M
23.00 mi13:56:413:14:228:2816:22
13:05
#18162
24M
24.00 mi14:24:393:42:209:1627:58
27:58
#22094
40K
24.85 mi14:47:124:04:539:5222:33
26:23
#23831
25.2M
25.20 mi14:55:004:12:4110:027:48
22:38
#24230
FINISH
26.22 mi15:09:004:26:4110:1114:00
13:45
#24597
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi111018653865312446(Top 43%)9138(Top 56%)9138(Top 613%)
10K6.21 mi3.10 mi11228-1278670-178670-1711400(Top 39%)8711(Top 53%)8711(Top 584%)
15K9.32 mi3.11 mi11634-4068822-1528822-15212446(Top 43%)9138(Top 56%)9138(Top 613%)
20K12.43 mi3.11 mi12120-4869020-1989020-19813701(Top 47%)9610(Top 59%)9610(Top 645%)
HALF13.11 mi0.68 mi12136-169018+29018+212418(Top 43%)9142(Top 56%)9142(Top 613%)
25K15.53 mi2.42 mi12341-2059076-589076-5813444(Top 46%)9419(Top 58%)9419(Top 632%)
30K18.64 mi3.11 mi13477-11369513-4379513-43717931(Top 62%)11231(Top 69%)11231(Top 753%)
20M20.00 mi1.36 mi14366-8899870-3579870-35721844(Top 75%)12999(Top 80%)12999(Top 872%)
21M21.00 mi1.00 mi15902-153610455-58510455-58526177(Top 90%)14977(Top 92%)14977(Top 1004%)
35K21.75 mi0.75 mi16629-72710764-30910764-30925912(Top 89%)14825(Top 91%)14825(Top 994%)
23M23.00 mi1.25 mi18162-153311380-61611380-61627411(Top 94%)15534(Top 95%)15534(Top 1042%)
24M24.00 mi1.00 mi22094-393213201-182113201-182129017(Top 100%)16337(Top 100%)16337(Top 1096%)
40K24.85 mi0.85 mi23831-173714044-84314044-84329018(Top 100%)16339(Top 100%)16339(Top 1096%)
25.2M25.20 mi0.35 mi24230-39914219-17514219-17529005(Top 100%)16327(Top 100%)16327(Top 1095%)
FINISH26.22 mi1.02 mi24597-36714381-16214381-16228586(Top 99%)16085(Top 98%)16085(Top 1079%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21
+97ft-345ft

Overall

12446

Males

9138

M55-59

9138

5K→10K

3.1 - 6.2 mi

Top 39%
×5
+79ft-138ft

Overall

11400

Males

8711

M55-59

8711

10K→15K

6.2 - 9.3 mi

Top 43%
×3
+67ft-78ft

Overall

12446

Males

9138

M55-59

9138

15K→20K

9.3 - 12.4 mi

Top 47%
×5
+106ft-86ft

Overall

13701

Males

9610

M55-59

9610

20K→HALF

12.4 - 13.1 mi

Top 43%
×2
+19ft-37ft

Overall

12418

Males

9142

M55-59

9142

HALF→25K

13.1 - 15.5 mi

Top 46%
×4
+66ft-88ft

Overall

13444

Males

9419

M55-59

9419

25K→30K

15.5 - 18.6 mi

Top 62%
×9
+181ft-148ft

Overall

17931

Males

11231

M55-59

11231

30K→20M

18.6 - 20.0 mi

Top 75%
×5
+64ft-50ft

Overall

21844

Males

12999

M55-59

12999

20M→21M

20.0 - 21.0 mi

Top 90%
×8
+106ft-24ft

Overall

26177

Males

14977

M55-59

14977

21M→35K

21.0 - 21.8 mi

Top 89%
×7
+17ft-86ft

Overall

25912

Males

14825

M55-59

14825

35K→23M

21.8 - 23.0 mi

Top 94%
×5
+23ft-63ft

Overall

27411

Males

15534

M55-59

15534

23M→24M

23.0 - 24.0 mi

Top 100%
×6
+12ft-82ft

Overall

29017

Males

16337

M55-59

16337

24M→40K

24.0 - 24.9 mi

Top 100%
×1
+6ft-20ft

Overall

29018

Males

16339

M55-59

16339

40K→25.2M

24.9 - 25.2 mi

Top 100%
×1
+13ft-16ft

Overall

29005

Males

16327

M55-59

16327

25.2M→FINISH

25.2 - 26.2 mi

Top 99%
×2
+22ft-21ft

Overall

28586

Males

16085

M55-59

16085

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
502
Passed By
2643
Net Change
-13496
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11101
5K → 10K194200-127#11101#11228
10K → 15K80200-406#11228#11634
15K → 20K58200-486#11634#12120
20K → HALF2743-16#12120#12136
HALF → 25K73200-205#12136#12341
25K → 30K35200-1136#12341#13477
30K → 20M13200-889#13477#14366
20M → 21M4200-1536#14366#15902
21M → 35K8200-727#15902#16629
35K → 23M4200-1533#16629#18162
23M → 24M2200-3932#18162#22094
24M → 40K0200-1737#22094#23831
40K → 25.2M0200-399#23831#24230
25.2M → FINISH4200-367#24230#24597
TOTALS5022643-13496
📊

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

AI Key Insights

Powered by MyRace AI

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