Boston Marathon logo
BOSTON MARATHON 2023

Adam Macsata

Bib: 2335•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Division (M18-39)
#0 / 5285
Top 34%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:56
Rank: #3983
Start → 5K
20:56 | 6:44/mi
10K· 6.21 mi
41:23
Rank: #3608 (+375)
5K → 10K
20:27 | 6:35/mi
15K· 9.32 mi
1:01:48
Rank: #3416 (+192)
10K → 15K
20:25 | 6:34/mi
20K· 12.43 mi
1:22:08
Rank: #3138 (+278)
15K → 20K
20:20 | 6:33/mi
Half· 13.11 mi
1:26:29
Rank: #3073 (+65)
20K → Half
4:21 | 6:23/mi
25K· 15.53 mi
1:42:08
Rank: #2823 (+250)
Half → 25K
15:39 | 6:27/mi
30K· 18.64 mi
2:02:27
Rank: #2568 (+255)
25K → 30K
20:19 | 6:32/mi
20M
2:11:15
Rank: #2439 (+129)
30K → 20M
8:48 | 6:29/mi
21M
2:18:04
Rank: #2366 (+73)
20M → 21M
6:49 | 6:49/mi
35K· 21.75 mi
2:22:50
Rank: #2328 (+38)
21M → 35K
4:46 | 6:22/mi
23M
2:31:23
Rank: #2328
35K → 23M
8:33 | 6:50/mi
24M
2:38:02
Rank: #2322 (+6)
23M → 24M
6:39 | 6:39/mi
40K· 24.85 mi
2:43:51
Rank: #2311 (+11)
24M → 40K
5:49 | 6:48/mi
25.2M
2:46:27
Rank: #2317 (-6)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
2:53:33
Rank: #2377 (-60)
25.2M → Finish
7:06 | 6:58/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:26:29
Pace6:36 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:27:04
Pace6:39 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5620:566:4420:56
6:44
-
10K
6.21 mi10:42:2341:236:4020:27
6:35
-0:09
15K
9.32 mi11:02:481:01:486:3820:25
6:34
-0:01
20K
12.43 mi11:23:081:22:086:3720:20
6:33
-0:01
Half
13.11 mi11:27:291:26:296:364:21
6:23
-0:10
25K
15.53 mi11:43:081:42:086:3415:39
6:27
+0:04
30K
18.64 mi12:03:272:02:276:3420:19
6:32
+0:05
20M
20.00 mi12:12:152:11:156:348:48
6:29
-0:03
21M
21.00 mi12:19:042:18:046:346:49
6:49
+0:20
35K
21.75 mi12:23:502:22:506:344:46
6:22
-0:27
23M
23.00 mi12:32:232:31:236:358:33
6:50
+0:28
24M
24.00 mi12:39:022:38:026:356:39
6:39
-0:11
40K
24.85 mi12:44:512:43:516:365:49
6:48
+0:09
25.2M
25.20 mi12:47:272:46:276:362:36
7:32
+0:44
Finish
26.22 mi12:54:332:53:336:377:06
6:58
-0:34

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

6:22 /mi

Average Pace

6:37 /mi

Slowest Pace

7:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:50:57

99% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

2:36

1% of race

Average Pace: 6:37 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:21:5620:566:4420:56
6:44
#3983
10K
6.21 mi10:42:2341:236:4020:27
6:35
#3608
15K
9.32 mi11:02:481:01:486:3820:25
6:34
#3416
20K
12.43 mi11:23:081:22:086:3720:20
6:33
#3138
Half
13.11 mi11:27:291:26:296:364:21
6:23
#3073
25K
15.53 mi11:43:081:42:086:3415:39
6:27
#2823
30K
18.64 mi12:03:272:02:276:3420:19
6:32
#2568
20M
20.00 mi12:12:152:11:156:348:48
6:29
#2439
21M
21.00 mi12:19:042:18:046:346:49
6:49
#2366
35K
21.75 mi12:23:502:22:506:344:46
6:22
#2328
23M
23.00 mi12:32:232:31:236:358:33
6:50
#2328
24M
24.00 mi12:39:022:38:026:356:39
6:39
#2322
40K
24.85 mi12:44:512:43:516:365:49
6:48
#2311
25.2M
25.20 mi12:47:272:46:276:362:36
7:32
#2317
Finish
26.22 mi12:54:332:53:336:377:06
6:58
#2377
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3983373637363053(Top 11%)2911(Top 19%)2911(Top 55%)
10K6.21 mi3.10 mi3608+3753403+3333403+3333341(Top 13%)3178(Top 21%)3178(Top 60%)
15K9.32 mi3.11 mi3416+1923237+1663237+1663053(Top 11%)2911(Top 19%)2911(Top 55%)
20K12.43 mi3.11 mi3138+2782988+2492988+2492541(Top 10%)2433(Top 16%)2433(Top 46%)
Half13.11 mi0.68 mi3073+652930+582930+582127(Top 8%)2043(Top 13%)2043(Top 39%)
25K15.53 mi2.42 mi2823+2502699+2312699+2311981(Top 7%)1897(Top 13%)1897(Top 36%)
30K18.64 mi3.11 mi2568+2552454+2452454+2451719(Top 6%)1646(Top 11%)1646(Top 31%)
20M20.00 mi1.36 mi2439+1292335+1192335+1191374(Top 5%)1311(Top 9%)1311(Top 25%)
21M21.00 mi1.00 mi2366+732267+682267+681475(Top 6%)1407(Top 9%)1407(Top 27%)
35K21.75 mi0.75 mi2328+382231+362231+361868(Top 7%)1774(Top 12%)1774(Top 34%)
23M23.00 mi1.25 mi23282230+12230+12791(Top 10%)2607(Top 17%)2607(Top 49%)
24M24.00 mi1.00 mi2322+62222+82222+82813(Top 11%)2614(Top 17%)2614(Top 49%)
40K24.85 mi0.85 mi2311+112212+102212+102820(Top 11%)2594(Top 17%)2594(Top 49%)
25.2M25.20 mi0.35 mi2317-62218-62218-63989(Top 15%)3531(Top 23%)3531(Top 67%)
Finish26.22 mi1.02 mi2377-602271-532271-534973(Top 19%)4244(Top 28%)4244(Top 80%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

3053

Males

2911

M18-39

2911

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3341

Males

3178

M18-39

3178

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

3053

Males

2911

M18-39

2911

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2541

Males

2433

M18-39

2433

20K→Half

12.4 - 13.1 mi

Top 8%
×2stories
+19ft-37ft

Overall

2127

Males

2043

M18-39

2043

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1981

Males

1897

M18-39

1897

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1719

Males

1646

M18-39

1646

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1374

Males

1311

M18-39

1311

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1475

Males

1407

M18-39

1407

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1868

Males

1774

M18-39

1774

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2791

Males

2607

M18-39

2607

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

2813

Males

2614

M18-39

2614

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2820

Males

2594

M18-39

2594

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

3989

Males

3531

M18-39

3531

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

4973

Males

4244

M18-39

4244

Passing Analysis

Category:
Athletes Passed
1897
Passed By
291
Net Change
+1606
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3983
5K → 10K45681+375#3983#3608
10K → 15K21725+192#3608#3416
15K → 20K2857+278#3416#3138
20K → Half661+65#3138#3073
Half → 25K2511+250#3073#2823
25K → 30K2594+255#2823#2568
30K → 20M1290+129#2568#2439
20M → 21M774+73#2439#2366
21M → 35K413+38#2366#2328
35K → 23M35350#2328#2328
23M → 24M3024+6#2328#2322
24M → 40K2918+11#2322#2311
40K → 25.2M915-6#2311#2317
25.2M → Finish1373-60#2317#2377
TOTALS1897291+1606
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

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

.gpx files up to 10MB

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