Boston Marathon logo
BOSTON MARATHON 2023

Matthew Park

Bib: 22309•M

CA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:10
Rank: #21779
Start → 5K
29:10 | 9:23/mi
10K· 6.21 mi
58:36
Rank: #22147 (-368)
5K → 10K
29:26 | 9:28/mi
15K· 9.32 mi
1:29:05
Rank: #22480 (-333)
10K → 15K
30:29 | 9:49/mi
20K· 12.43 mi
1:59:52
Rank: #22537 (-57)
15K → 20K
30:47 | 9:54/mi
Half· 13.11 mi
2:06:54
Rank: #22626 (-89)
20K → Half
7:02 | 10:19/mi
25K· 15.53 mi
2:31:37
Rank: #22613 (+13)
Half → 25K
24:43 | 10:12/mi
30K· 18.64 mi
3:05:16
Rank: #22660 (-47)
25K → 30K
33:39 | 10:50/mi
20M
3:21:24
Rank: #22776 (-116)
30K → 20M
16:08 | 11:52/mi
21M
3:34:02
Rank: #22870 (-94)
20M → 21M
12:38 | 12:38/mi
35K· 21.75 mi
3:42:47
Rank: #22926 (-56)
21M → 35K
8:45 | 11:42/mi
23M
3:58:28
Rank: #23068 (-142)
35K → 23M
15:41 | 12:32/mi
24M
4:10:02
Rank: #23120 (-52)
23M → 24M
11:34 | 11:34/mi
40K· 24.85 mi
4:20:07
Rank: #23131 (-11)
24M → 40K
10:05 | 11:48/mi
25.2M
4:24:39
Rank: #23157 (-26)
40K → 25.2M
4:32 | 13:09/mi
Finish· 26.22 mi
4:37:07
Rank: #23303 (-146)
25.2M → Finish
12:28 | 12:14/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 HalfFaster
Distance13.11 mi
Time2:06:54
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:30:13
Pace11:28 /mi
📊Positive Split: 18.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:2729:109:2329:10
9:23
-
10K
6.21 mi11:52:5358:369:2629:26
9:28
+0:05
15K
9.32 mi12:23:221:29:059:3330:29
9:49
+0:21
20K
12.43 mi12:54:091:59:529:3930:47
9:54
+0:05
Half
13.11 mi13:01:112:06:549:417:02
10:19
+0:25
25K
15.53 mi13:25:542:31:379:4624:43
10:12
-0:07
30K
18.64 mi13:59:333:05:169:5633:39
10:50
+0:38
20M
20.00 mi14:15:413:21:2410:0416:08
11:52
+1:02
21M
21.00 mi14:28:193:34:0210:1212:38
12:38
+0:46
35K
21.75 mi14:37:043:42:4710:158:45
11:42
-0:56
23M
23.00 mi14:52:453:58:2810:2215:41
12:32
+0:50
24M
24.00 mi15:04:194:10:0210:2511:34
11:34
-0:58
40K
24.85 mi15:14:244:20:0710:2810:05
11:48
+0:14
25.2M
25.20 mi15:18:564:24:3910:304:32
13:09
+1:21
Finish
26.22 mi15:31:244:37:0710:3512:28
12:14
-0:55

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

9:23 /mi

Average Pace

10:35 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:05:16

67% of race

Time at Steady Pace

46:32

17% of race

Time at Slower Pace

45:19

16% of race

Average Pace: 10:34 /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 mi11:23:2729:109:2329:10
9:23
#21779
10K
6.21 mi11:52:5358:369:2629:26
9:28
#22147
15K
9.32 mi12:23:221:29:059:3330:29
9:49
#22480
20K
12.43 mi12:54:091:59:529:3930:47
9:54
#22537
Half
13.11 mi13:01:112:06:549:417:02
10:19
#22626
25K
15.53 mi13:25:542:31:379:4624:43
10:12
#22613
30K
18.64 mi13:59:333:05:169:5633:39
10:50
#22660
20M
20.00 mi14:15:413:21:2410:0416:08
11:52
#22776
21M
21.00 mi14:28:193:34:0210:1212:38
12:38
#22870
35K
21.75 mi14:37:043:42:4710:158:45
11:42
#22926
23M
23.00 mi14:52:453:58:2810:2215:41
12:32
#23068
24M
24.00 mi15:04:194:10:0210:2511:34
11:34
#23120
40K
24.85 mi15:14:244:20:0710:2810:05
11:48
#23131
25.2M
25.20 mi15:18:564:24:3910:304:32
13:09
#23157
Finish
26.22 mi15:31:244:37:0710:3512:28
12:14
#23303
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi21779129811298123071(Top 87%)13666(Top 90%)13666(Top 1231%)
10K6.21 mi3.10 mi22147-36813200-21913200-21922443(Top 84%)13369(Top 88%)13369(Top 1204%)
15K9.32 mi3.11 mi22480-33313377-17713377-17723071(Top 87%)13666(Top 90%)13666(Top 1231%)
20K12.43 mi3.11 mi22537-5713405-2813405-2822664(Top 85%)13470(Top 89%)13470(Top 1214%)
Half13.11 mi0.68 mi22626-8913452-4713452-4723855(Top 90%)13995(Top 92%)13995(Top 1261%)
25K15.53 mi2.42 mi22613+1313434+1813434+1822603(Top 85%)13407(Top 88%)13407(Top 1208%)
30K18.64 mi3.11 mi22660-4713426+813426+822843(Top 86%)13447(Top 89%)13447(Top 1211%)
20M20.00 mi1.36 mi22776-11613479-5313479-5324037(Top 90%)13912(Top 92%)13912(Top 1253%)
21M21.00 mi1.00 mi22870-9413510-3113510-3123626(Top 89%)13728(Top 90%)13728(Top 1237%)
35K21.75 mi0.75 mi22926-5613527-1713527-1724342(Top 91%)14012(Top 92%)14012(Top 1262%)
23M23.00 mi1.25 mi23068-14213586-5913586-5924606(Top 92%)14143(Top 93%)14143(Top 1274%)
24M24.00 mi1.00 mi23120-5213609-2313609-2323955(Top 90%)13789(Top 91%)13789(Top 1242%)
40K24.85 mi0.85 mi23131-1113600+913600+923626(Top 89%)13598(Top 90%)13598(Top 1225%)
25.2M25.20 mi0.35 mi23157-2613606-613606-624124(Top 91%)13852(Top 91%)13852(Top 1248%)
Finish26.22 mi1.02 mi23303-14613672-6613672-6625444(Top 96%)14532(Top 96%)14532(Top 1309%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

23071

Males

13666

M60-64

13666

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

22443

Males

13369

M60-64

13369

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

23071

Males

13666

M60-64

13666

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22664

Males

13470

M60-64

13470

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23855

Males

13995

M60-64

13995

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

22603

Males

13407

M60-64

13407

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

22843

Males

13447

M60-64

13447

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

24037

Males

13912

M60-64

13912

20M→21M

20.0 - 21.0 mi

Top 89%
×8stories
+106ft-24ft

Overall

23626

Males

13728

M60-64

13728

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

24342

Males

14012

M60-64

14012

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

24606

Males

14143

M60-64

14143

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

23955

Males

13789

M60-64

13789

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23626

Males

13598

M60-64

13598

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24124

Males

13852

M60-64

13852

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

25444

Males

14532

M60-64

14532

Passing Analysis

Category:
Athletes Passed
657
Passed By
2181
Net Change
-1524
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21779
5K → 10K110478-368#21779#22147
10K → 15K65398-333#22147#22480
15K → 20K113170-57#22480#22537
20K → Half998-89#22537#22626
Half → 25K10491+13#22626#22613
25K → 30K100147-47#22613#22660
30K → 20M30146-116#22660#22776
20M → 21M21115-94#22776#22870
21M → 35K1571-56#22870#22926
35K → 23M17159-142#22926#23068
23M → 24M1971-52#23068#23120
24M → 40K4152-11#23120#23131
40K → 25.2M531-26#23131#23157
25.2M → Finish8154-146#23157#23303
TOTALS6572181-1524
📊

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