All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Zacarias Santos Filho

Bib: 6410 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 38%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 41%
Age Group (M40-44)
#0 / 2198
Race Day Weather
51°/41°F
overcast clouds
Unlock Your Full

Race Performance Report

Personalized by MyRace AI
New

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Your Race 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
Report Preview
Generating your preview…
$4.99
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
20:43
3.11 mi
Rank: #5615
Start → 5K
20:43 | 6:41/mi
10K
42:29
6.21 mi
Rank: #7251 (-1636)
5K → 10K
21:46 | 7:01/mi
15K
1:03:57
9.32 mi
Rank: #7478 (-227)
10K → 15K
21:28 | 6:55/mi
20K
1:27:23
12.43 mi
Rank: #8590 (-1112)
15K → 20K
23:26 | 7:33/mi
HALF
1:32:17
13.11 mi
Rank: #8655 (-65)
20K → HALF
4:54 | 7:12/mi
25K
1:50:45
15.53 mi
Rank: #9131 (-476)
HALF → 25K
18:28 | 7:37/mi
30K
2:18:35
18.64 mi
Rank: #11333 (-2202)
25K → 30K
27:50 | 8:58/mi
20M
2:29:14
20.00 mi
Rank: #11333
30K → 20M
10:39 | 7:51/mi
21M
2:37:24
21.00 mi
Rank: #11263 (+70)
20M → 21M
8:10 | 8:10/mi
35K
2:42:53
21.75 mi
Rank: #11171 (+92)
21M → 35K
5:29 | 7:20/mi
23M
2:52:38
23.00 mi
Rank: #11107 (+64)
35K → 23M
9:45 | 7:48/mi
24M
3:00:31
24.00 mi
Rank: #11166 (-59)
23M → 24M
7:53 | 7:53/mi
40K
3:07:20
24.85 mi
Rank: #11157 (+9)
24M → 40K
6:49 | 7:59/mi
25.2M
3:10:17
25.20 mi
Rank: #11161 (-4)
40K → 25.2M
2:57 | 8:34/mi
FINISH
3:17:58
26.22 mi
Rank: #11156 (+5)
25.2M → FINISH
7:41 | 7:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:17
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:45:41
Pace8:04 /mi
📊Positive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0620:436:4120:43
6:41
-
10K
6.21 mi10:47:5242:296:5121:46
7:01
+0:20
15K
9.32 mi11:09:201:03:576:5221:28
6:55
-0:06
20K
12.43 mi11:32:461:27:237:0223:26
7:33
+0:38
HALF
13.11 mi11:37:401:32:177:034:54
7:12
-0:21
25K
15.53 mi11:56:081:50:457:0818:28
7:37
+0:25
30K
18.64 mi12:23:582:18:357:2727:50
8:58
+1:21
20M
20.00 mi12:34:372:29:147:2810:39
7:51
-1:07
21M
21.00 mi12:42:472:37:247:308:10
8:10
+0:19
35K
21.75 mi12:48:162:42:537:305:29
7:20
-0:50
23M
23.00 mi12:58:012:52:387:319:45
7:48
+0:28
24M
24.00 mi13:05:543:00:317:327:53
7:53
+0:05
40K
24.85 mi13:12:433:07:207:336:49
7:59
+0:06
25.2M
25.20 mi13:15:403:10:177:342:57
8:34
+0:35
FINISH
26.22 mi13:23:213:17:587:347:41
7:33
-1:01

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

6:41 /mi

Average Pace

7:33 /mi

Slowest Pace

8:58 /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

1:08:51

35% of race

Time at Steady Pace

1:23:21

42% of race

Time at Slower Pace

45:46

23% of race

Average Pace: 7:33 /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 mi10:26:0620:436:4120:43
6:41
#5615
10K
6.21 mi10:47:5242:296:5121:46
7:01
#7251
15K
9.32 mi11:09:201:03:576:5221:28
6:55
#7478
20K
12.43 mi11:32:461:27:237:0223:26
7:33
#8590
HALF
13.11 mi11:37:401:32:177:034:54
7:12
#8655
25K
15.53 mi11:56:081:50:457:0818:28
7:37
#9131
30K
18.64 mi12:23:582:18:357:2727:50
8:58
#11333
20M
20.00 mi12:34:372:29:147:2810:39
7:51
#11333
21M
21.00 mi12:42:472:37:247:308:10
8:10
#11263
35K
21.75 mi12:48:162:42:537:305:29
7:20
#11171
23M
23.00 mi12:58:012:52:387:319:45
7:48
#11107
24M
24.00 mi13:05:543:00:317:327:53
7:53
#11166
40K
24.85 mi13:12:433:07:207:336:49
7:59
#11157
25.2M
25.20 mi13:15:403:10:177:342:57
8:34
#11161
FINISH
26.22 mi13:23:213:17:587:347:41
7:33
#11156
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi5615517651767886(Top 27%)6797(Top 42%)6797(Top 309%)
10K6.21 mi3.10 mi7251-16366387-12116387-12118717(Top 30%)7338(Top 45%)7338(Top 334%)
15K9.32 mi3.11 mi7478-2276538-1516538-1517886(Top 27%)6797(Top 42%)6797(Top 309%)
20K12.43 mi3.11 mi8590-11127240-7027240-70212323(Top 42%)8992(Top 55%)8992(Top 409%)
HALF13.11 mi0.68 mi8655-657277-377277-3710167(Top 35%)8062(Top 49%)8062(Top 367%)
25K15.53 mi2.42 mi9131-4767545-2687545-26812349(Top 43%)8938(Top 55%)8938(Top 407%)
30K18.64 mi3.11 mi11333-22028583-10388583-103819371(Top 67%)11873(Top 73%)11873(Top 540%)
20M20.00 mi1.36 mi113338552+318552+3111622(Top 40%)8367(Top 51%)8367(Top 381%)
21M21.00 mi1.00 mi11263+708503+498503+4910978(Top 38%)7956(Top 49%)7956(Top 362%)
35K21.75 mi0.75 mi11171+928437+668437+669526(Top 33%)7242(Top 44%)7242(Top 329%)
23M23.00 mi1.25 mi11107+648384+538384+5310937(Top 38%)7827(Top 48%)7827(Top 356%)
24M24.00 mi1.00 mi11166-598387-38387-312892(Top 44%)8642(Top 53%)8642(Top 393%)
40K24.85 mi0.85 mi11157+98356+318356+3112282(Top 42%)8302(Top 51%)8302(Top 378%)
25.2M25.20 mi0.35 mi11161-48351+58351+511911(Top 41%)8052(Top 49%)8052(Top 366%)
FINISH26.22 mi1.02 mi11156+58310+418310+4111722(Top 40%)7962(Top 49%)7962(Top 362%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21
+97ft-345ft

Overall

7886

Males

6797

M40-44

6797

5K→10K

3.1 - 6.2 mi

Top 30%
×5
+79ft-138ft

Overall

8717

Males

7338

M40-44

7338

10K→15K

6.2 - 9.3 mi

Top 27%
×3
+67ft-78ft

Overall

7886

Males

6797

M40-44

6797

15K→20K

9.3 - 12.4 mi

Top 42%
×5
+106ft-86ft

Overall

12323

Males

8992

M40-44

8992

20K→HALF

12.4 - 13.1 mi

Top 35%
×2
+19ft-37ft

Overall

10167

Males

8062

M40-44

8062

HALF→25K

13.1 - 15.5 mi

Top 43%
×4
+66ft-88ft

Overall

12349

Males

8938

M40-44

8938

25K→30K

15.5 - 18.6 mi

Top 67%
×9
+181ft-148ft

Overall

19371

Males

11873

M40-44

11873

30K→20M

18.6 - 20.0 mi

Top 40%
×5
+64ft-50ft

Overall

11622

Males

8367

M40-44

8367

20M→21M

20.0 - 21.0 mi

Top 38%
×8
+106ft-24ft

Overall

10978

Males

7956

M40-44

7956

21M→35K

21.0 - 21.8 mi

Top 33%
×7
+17ft-86ft

Overall

9526

Males

7242

M40-44

7242

35K→23M

21.8 - 23.0 mi

Top 38%
×5
+23ft-63ft

Overall

10937

Males

7827

M40-44

7827

23M→24M

23.0 - 24.0 mi

Top 44%
×6
+12ft-82ft

Overall

12892

Males

8642

M40-44

8642

24M→40K

24.0 - 24.9 mi

Top 42%
×1
+6ft-20ft

Overall

12282

Males

8302

M40-44

8302

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1
+13ft-16ft

Overall

11911

Males

8052

M40-44

8052

25.2M→FINISH

25.2 - 26.2 mi

Top 40%
×2
+22ft-21ft

Overall

11722

Males

7962

M40-44

7962

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
857
Passed By
1594
Net Change
-5541
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5615
5K → 10K14200-1636#5615#7251
10K → 15K74200-227#7251#7478
15K → 20K16200-1112#7478#8590
20K → HALF974-65#8590#8655
HALF → 25K35200-476#8655#9131
25K → 30K12200-2202#9131#11333
30K → 20M97970#11333#11333
20M → 21M12353+70#11333#11263
21M → 35K10311+92#11263#11171
35K → 23M12864+64#11171#11107
23M → 24M61120-59#11107#11166
24M → 40K7162+9#11166#11157
40K → 25.2M3236-4#11157#11161
25.2M → FINISH8277+5#11161#11156
TOTALS8571594-5541
📊

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...

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