All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Stephen Topley

Bib: 4695 •M •Age: N/A

PA

Boston Marathon logo
0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 29021
Top 33%
Gender (Male)
#0 / 16340
Top 46%
Age Group (M18-39)
#0 / 5723
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
23:14
3.11 mi
Rank: #12566
Start → 5K
23:14 | 7:29/mi
10K
46:53
6.21 mi
Rank: #13218 (-652)
5K → 10K
23:39 | 7:37/mi
15K
1:10:23
9.32 mi
Rank: #13244 (-26)
10K → 15K
23:30 | 7:34/mi
20K
1:33:33
12.43 mi
Rank: #12842 (+402)
15K → 20K
23:10 | 7:28/mi
HALF
1:38:32
13.11 mi
Rank: #12753 (+89)
20K → HALF
4:59 | 7:19/mi
25K
1:56:50
15.53 mi
Rank: #12577 (+176)
HALF → 25K
18:18 | 7:33/mi
30K
2:20:11
18.64 mi
Rank: #12027 (+550)
25K → 30K
23:21 | 7:31/mi
20M
2:30:21
20.00 mi
Rank: #11782 (+245)
30K → 20M
10:10 | 7:30/mi
21M
2:37:54
21.00 mi
Rank: #11460 (+322)
20M → 21M
7:33 | 7:33/mi
35K
2:43:07
21.75 mi
Rank: #11250 (+210)
21M → 35K
5:13 | 6:59/mi
23M
2:51:49
23.00 mi
Rank: #10808 (+442)
35K → 23M
8:42 | 6:58/mi
24M
2:58:35
24.00 mi
Rank: #10480 (+328)
23M → 24M
6:46 | 6:46/mi
40K
3:04:28
24.85 mi
Rank: #10200 (+280)
24M → 40K
5:53 | 6:53/mi
25.2M
3:06:56
25.20 mi
Rank: #10026 (+174)
40K → 25.2M
2:28 | 7:10/mi
FINISH
3:13:29
26.22 mi
Rank: #9702 (+324)
25.2M → FINISH
6:33 | 6:26/mi
Unlock Your Full

AI Performance Report

New

Understand What Really Happened During Your Race

Go deeper with personalized analysis powered by your official race data.

Your AI Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
Shareable via link — view it anywhere, share with anyone
AI Report Preview
Generating your preview…
$4.99
One-time purchase for this race
Includes a shareable link

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:38:32
Pace7:31 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:34:57
Pace7:15 /mi
📊Negative Split: 3.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:28:5223:147:2923:14
7:29
-
10K
6.21 mi10:52:3146:537:3323:39
7:37
+0:08
15K
9.32 mi11:16:011:10:237:3423:30
7:34
-0:03
20K
12.43 mi11:39:111:33:337:3223:10
7:28
-0:06
HALF
13.11 mi11:44:101:38:327:314:59
7:19
-0:09
25K
15.53 mi12:02:281:56:507:3218:18
7:33
+0:14
30K
18.64 mi12:25:492:20:117:3223:21
7:31
-0:02
20M
20.00 mi12:35:592:30:217:3210:10
7:30
-0:01
21M
21.00 mi12:43:322:37:547:327:33
7:33
+0:03
35K
21.75 mi12:48:452:43:077:315:13
6:59
-0:34
23M
23.00 mi12:57:272:51:497:298:42
6:58
-0:01
24M
24.00 mi13:04:132:58:357:276:46
6:46
-0:12
40K
24.85 mi13:10:063:04:287:265:53
6:53
+0:07
25.2M
25.20 mi13:12:343:06:567:262:28
7:10
+0:17
FINISH
26.22 mi13:19:073:13:297:246:33
6:26
-0:44

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

6:26 /mi

Average Pace

7:23 /mi

Slowest Pace

7:37 /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

33:07

17% of race

Time at Steady Pace

2:16:43

71% of race

Time at Slower Pace

23:39

12% of race

Average Pace: 7:23 /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 mi10:28:5223:147:2923:14
7:29
#12566
10K
6.21 mi10:52:3146:537:3323:39
7:37
#13218
15K
9.32 mi11:16:011:10:237:3423:30
7:34
#13244
20K
12.43 mi11:39:111:33:337:3223:10
7:28
#12842
HALF
13.11 mi11:44:101:38:327:314:59
7:19
#12753
25K
15.53 mi12:02:281:56:507:3218:18
7:33
#12577
30K
18.64 mi12:25:492:20:117:3223:21
7:31
#12027
20M
20.00 mi12:35:592:30:217:3210:10
7:30
#11782
21M
21.00 mi12:43:322:37:547:327:33
7:33
#11460
35K
21.75 mi12:48:452:43:077:315:13
6:59
#11250
23M
23.00 mi12:57:272:51:497:298:42
6:58
#10808
24M
24.00 mi13:04:132:58:357:276:46
6:46
#10480
40K
24.85 mi13:10:063:04:287:265:53
6:53
#10200
25.2M
25.20 mi13:12:343:06:567:262:28
7:10
#10026
FINISH
26.22 mi13:19:073:13:297:246:33
6:26
#9702
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi125669284928413337(Top 46%)9510(Top 58%)9510(Top 166%)
10K6.21 mi3.10 mi13218-6529513-2299513-22913954(Top 48%)9811(Top 60%)9811(Top 171%)
15K9.32 mi3.11 mi13244-269502+119502+1113337(Top 46%)9510(Top 58%)9510(Top 166%)
20K12.43 mi3.11 mi12842+4029315+1879315+18711587(Top 40%)8663(Top 53%)8663(Top 151%)
HALF13.11 mi0.68 mi12753+899281+349281+3411195(Top 39%)8561(Top 52%)8561(Top 150%)
25K15.53 mi2.42 mi12577+1769173+1089173+10811772(Top 41%)8677(Top 53%)8677(Top 152%)
30K18.64 mi3.11 mi12027+5508880+2938880+2939780(Top 34%)7578(Top 46%)7578(Top 132%)
20M20.00 mi1.36 mi11782+2458760+1208760+1209005(Top 31%)7071(Top 43%)7071(Top 124%)
21M21.00 mi1.00 mi11460+3228611+1498611+1496831(Top 24%)5674(Top 35%)5674(Top 99%)
35K21.75 mi0.75 mi11250+2108485+1268485+1266901(Top 24%)5758(Top 35%)5758(Top 101%)
23M23.00 mi1.25 mi10808+4428228+2578228+2575132(Top 18%)4500(Top 28%)4500(Top 79%)
24M24.00 mi1.00 mi10480+3288036+1928036+1924909(Top 17%)4285(Top 26%)4285(Top 75%)
40K24.85 mi0.85 mi10200+2807877+1597877+1594751(Top 16%)4110(Top 25%)4110(Top 72%)
25.2M25.20 mi0.35 mi10026+1747777+1007777+1003419(Top 12%)3044(Top 19%)3044(Top 53%)
FINISH26.22 mi1.02 mi9702+3247587+1907587+1903747(Top 13%)3281(Top 20%)3281(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 46%
×21
+97ft-345ft

Overall

13337

Males

9510

M18-39

9510

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

13954

Males

9811

M18-39

9811

10K→15K

6.2 - 9.3 mi

Top 46%
×3
+67ft-78ft

Overall

13337

Males

9510

M18-39

9510

15K→20K

9.3 - 12.4 mi

Top 40%
×5
+106ft-86ft

Overall

11587

Males

8663

M18-39

8663

20K→HALF

12.4 - 13.1 mi

Top 39%
×2
+19ft-37ft

Overall

11195

Males

8561

M18-39

8561

HALF→25K

13.1 - 15.5 mi

Top 41%
×4
+66ft-88ft

Overall

11772

Males

8677

M18-39

8677

25K→30K

15.5 - 18.6 mi

Top 34%
×9
+181ft-148ft

Overall

9780

Males

7578

M18-39

7578

30K→20M

18.6 - 20.0 mi

Top 31%
×5
+64ft-50ft

Overall

9005

Males

7071

M18-39

7071

20M→21M

20.0 - 21.0 mi

Top 24%
×8
+106ft-24ft

Overall

6831

Males

5674

M18-39

5674

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

6901

Males

5758

M18-39

5758

35K→23M

21.8 - 23.0 mi

Top 18%
×5
+23ft-63ft

Overall

5132

Males

4500

M18-39

4500

23M→24M

23.0 - 24.0 mi

Top 17%
×6
+12ft-82ft

Overall

4909

Males

4285

M18-39

4285

24M→40K

24.0 - 24.9 mi

Top 16%
×1
+6ft-20ft

Overall

4751

Males

4110

M18-39

4110

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1
+13ft-16ft

Overall

3419

Males

3044

M18-39

3044

25.2M→FINISH

25.2 - 26.2 mi

Top 13%
×2
+22ft-21ft

Overall

3747

Males

3281

M18-39

3281

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3894*
Passed By
486
Net Change
+2864
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12566
5K → 10K75200-652#12566#13218
10K → 15K191200-26#13218#13244
15K → 20K416*14+402#13244#12842
20K → HALF945+89#12842#12753
HALF → 25K220*44+176#12753#12577
25K → 30K558*8+550#12577#12027
30K → 20M251*6+245#12027#11782
20M → 21M325*3+322#11782#11460
21M → 35K210*0+210#11460#11250
35K → 23M443*1+442#11250#10808
23M → 24M332*4+328#10808#10480
24M → 40K281*1+280#10480#10200
40K → 25.2M1740+174#10200#10026
25.2M → FINISH324*0+324#10026#9702
TOTALS3894*486+2864

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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