Boston Marathon logo
BOSTON MARATHON 2023

Peter Smith

Bib: 15632•M

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
Top 22%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:42
Rank: #13643
Start → 5K
24:42 | 7:57/mi
10K· 6.21 mi
49:36
Rank: #14263 (-620)
5K → 10K
24:54 | 8:01/mi
15K· 9.32 mi
1:14:29
Rank: #14296 (-33)
10K → 15K
24:53 | 8:01/mi
20K· 12.43 mi
1:39:47
Rank: #14315 (-19)
15K → 20K
25:18 | 8:09/mi
Half· 13.11 mi
1:45:19
Rank: #14353 (-38)
20K → Half
5:32 | 8:07/mi
25K· 15.53 mi
2:05:06
Rank: #14291 (+62)
Half → 25K
19:47 | 8:10/mi
30K· 18.64 mi
2:31:10
Rank: #14169 (+122)
25K → 30K
26:04 | 8:23/mi
20M
2:42:38
Rank: #14086 (+83)
30K → 20M
11:28 | 8:26/mi
21M
2:51:37
Rank: #14003 (+83)
20M → 21M
8:59 | 8:59/mi
35K· 21.75 mi
2:57:42
Rank: #13951 (+52)
21M → 35K
6:05 | 8:08/mi
23M
3:08:18
Rank: #13863 (+88)
35K → 23M
10:36 | 8:28/mi
24M
3:16:31
Rank: #13783 (+80)
23M → 24M
8:13 | 8:13/mi
40K· 24.85 mi
3:23:45
Rank: #13749 (+34)
24M → 40K
7:14 | 8:28/mi
25.2M
3:26:57
Rank: #13748 (+1)
40K → 25.2M
3:12 | 9:17/mi
Finish· 26.22 mi
3:35:20
Rank: #13723 (+25)
25.2M → Finish
8:23 | 8:14/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
Time1:45:19
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time1:50:01
Pace8:24 /mi
📊Positive Split: 4.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5024:427:5724:42
7:57
-
10K
6.21 mi11:19:4449:367:5924:54
8:01
+0:04
15K
9.32 mi11:44:371:14:297:5924:53
8:01
0:00
20K
12.43 mi12:09:551:39:478:0225:18
8:09
+0:08
Half
13.11 mi12:15:271:45:198:025:32
8:07
-0:02
25K
15.53 mi12:35:142:05:068:0319:47
8:10
+0:03
30K
18.64 mi13:01:182:31:108:0726:04
8:23
+0:13
20M
20.00 mi13:12:462:42:388:0811:28
8:26
+0:03
21M
21.00 mi13:21:452:51:378:108:59
8:59
+0:33
35K
21.75 mi13:27:502:57:428:106:05
8:08
-0:51
23M
23.00 mi13:38:263:08:188:1110:36
8:28
+0:20
24M
24.00 mi13:46:393:16:318:118:13
8:13
-0:15
40K
24.85 mi13:53:533:23:458:127:14
8:28
+0:15
25.2M
25.20 mi13:57:053:26:578:133:12
9:17
+0:49
Finish
26.22 mi14:05:283:35:208:138:23
8:14
-1:03

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

7:57 /mi

Average Pace

8:13 /mi

Slowest Pace

9:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:23:09

94% of race

Time at Steady Pace

12:11

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:13 /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 mi10:54:5024:427:5724:42
7:57
#13643
10K
6.21 mi11:19:4449:367:5924:54
8:01
#14263
15K
9.32 mi11:44:371:14:297:5924:53
8:01
#14296
20K
12.43 mi12:09:551:39:478:0225:18
8:09
#14315
Half
13.11 mi12:15:271:45:198:025:32
8:07
#14353
25K
15.53 mi12:35:142:05:068:0319:47
8:10
#14291
30K
18.64 mi13:01:182:31:108:0726:04
8:23
#14169
20M
20.00 mi13:12:462:42:388:0811:28
8:26
#14086
21M
21.00 mi13:21:452:51:378:108:59
8:59
#14003
35K
21.75 mi13:27:502:57:428:106:05
8:08
#13951
23M
23.00 mi13:38:263:08:188:1110:36
8:28
#13863
24M
24.00 mi13:46:393:16:318:118:13
8:13
#13783
40K
24.85 mi13:53:533:23:458:127:14
8:28
#13749
25.2M
25.20 mi13:57:053:26:578:133:12
9:17
#13748
Finish
26.22 mi14:05:283:35:208:138:23
8:14
#13723
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi136439814981414445(Top 54%)10081(Top 66%)10081(Top 908%)
10K6.21 mi3.10 mi14263-62010039-22510039-22514901(Top 56%)10270(Top 68%)10270(Top 925%)
15K9.32 mi3.11 mi14296-3310045-610045-614445(Top 54%)10081(Top 66%)10081(Top 908%)
20K12.43 mi3.11 mi14315-1910034+1110034+1114533(Top 55%)10090(Top 66%)10090(Top 909%)
Half13.11 mi0.68 mi14353-3810045-1110045-1115154(Top 57%)10347(Top 68%)10347(Top 932%)
25K15.53 mi2.42 mi14291+629994+519994+5113925(Top 52%)9735(Top 64%)9735(Top 877%)
30K18.64 mi3.11 mi14169+1229910+849910+8413622(Top 51%)9501(Top 63%)9501(Top 856%)
20M20.00 mi1.36 mi14086+839848+629848+6213238(Top 50%)9239(Top 61%)9239(Top 832%)
21M21.00 mi1.00 mi14003+839798+509798+5013289(Top 50%)9170(Top 60%)9170(Top 826%)
35K21.75 mi0.75 mi13951+529765+339765+3312976(Top 49%)8974(Top 59%)8974(Top 808%)
23M23.00 mi1.25 mi13863+889706+599706+5912978(Top 49%)8905(Top 59%)8905(Top 802%)
24M24.00 mi1.00 mi13783+809642+649642+6412719(Top 48%)8734(Top 58%)8734(Top 787%)
40K24.85 mi0.85 mi13749+349619+239619+2313058(Top 49%)8807(Top 58%)8807(Top 793%)
25.2M25.20 mi0.35 mi13748+19608+119608+1114027(Top 53%)9245(Top 61%)9245(Top 833%)
Finish26.22 mi1.02 mi13723+259578+309578+3013594(Top 51%)9053(Top 60%)9053(Top 816%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

14445

Males

10081

M60-64

10081

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14901

Males

10270

M60-64

10270

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

14445

Males

10081

M60-64

10081

15K→20K

9.3 - 12.4 mi

Top 55%
×5stories
+106ft-86ft

Overall

14533

Males

10090

M60-64

10090

20K→Half

12.4 - 13.1 mi

Top 57%
×2stories
+19ft-37ft

Overall

15154

Males

10347

M60-64

10347

Half→25K

13.1 - 15.5 mi

Top 52%
×4stories
+66ft-88ft

Overall

13925

Males

9735

M60-64

9735

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13622

Males

9501

M60-64

9501

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

13238

Males

9239

M60-64

9239

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13289

Males

9170

M60-64

9170

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

12976

Males

8974

M60-64

8974

35K→23M

21.8 - 23.0 mi

Top 49%
×5stories
+23ft-63ft

Overall

12978

Males

8905

M60-64

8905

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12719

Males

8734

M60-64

8734

24M→40K

24.0 - 24.9 mi

Top 49%
×1story
+6ft-20ft

Overall

13058

Males

8807

M60-64

8807

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

14027

Males

9245

M60-64

9245

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13594

Males

9053

M60-64

9053

Passing Analysis

Category:
Athletes Passed
1618
Passed By
1698
Net Change
-80
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13643
5K → 10K88708-620#13643#14263
10K → 15K164197-33#14263#14296
15K → 20K171190-19#14296#14315
20K → Half1553-38#14315#14353
Half → 25K171109+62#14353#14291
25K → 30K247125+122#14291#14169
30K → 20M12845+83#14169#14086
20M → 21M12946+83#14086#14003
21M → 35K7927+52#14003#13951
35K → 23M12840+88#13951#13863
23M → 24M11434+80#13863#13783
24M → 40K7036+34#13783#13749
40K → 25.2M3534+1#13749#13748
25.2M → Finish7954+25#13748#13723
TOTALS16181698-80
📊

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