Boston Marathon logo
BOSTON MARATHON 2023

Brett Purgason

Bib: 5173•M

OH

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 11%
Division (M18-39)
#0 / 5285
Top 26%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:15
Rank: #2359
Start → 5K
20:15 | 6:31/mi
10K· 6.21 mi
40:22
Rank: #2472 (-113)
5K → 10K
20:07 | 6:28/mi
15K· 9.32 mi
1:00:11
Rank: #2292 (+180)
10K → 15K
19:49 | 6:23/mi
20K· 12.43 mi
1:20:17
Rank: #2241 (+51)
15K → 20K
20:06 | 6:28/mi
Half· 13.11 mi
1:24:35
Rank: #2209 (+32)
20K → Half
4:18 | 6:18/mi
25K· 15.53 mi
1:40:10
Rank: #2128 (+81)
Half → 25K
15:35 | 6:26/mi
30K· 18.64 mi
2:00:36
Rank: #2072 (+56)
25K → 30K
20:26 | 6:35/mi
20M
2:09:39
Rank: #2056 (+16)
30K → 20M
9:03 | 6:40/mi
21M
2:16:39
Rank: #2043 (+13)
20M → 21M
7:00 | 7:00/mi
35K· 21.75 mi
2:21:19
Rank: #2005 (+38)
21M → 35K
4:40 | 6:14/mi
23M
2:29:38
Rank: #1963 (+42)
35K → 23M
8:19 | 6:39/mi
24M
2:36:09
Rank: #1950 (+13)
23M → 24M
6:31 | 6:31/mi
40K· 24.85 mi
2:41:40
Rank: #1909 (+41)
24M → 40K
5:31 | 6:27/mi
25.2M
2:44:00
Rank: #1885 (+24)
40K → 25.2M
2:20 | 6:46/mi
Finish· 26.22 mi
2:49:56
Rank: #1771 (+114)
25.2M → Finish
5:56 | 5:49/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
Time1:24:35
Pace6:27 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:25:21
Pace6:31 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:4220:156:3120:15
6:31
-
10K
6.21 mi10:42:4940:226:3020:07
6:28
-0:03
15K
9.32 mi11:02:381:00:116:2719:49
6:23
-0:05
20K
12.43 mi11:22:441:20:176:2820:06
6:28
+0:05
Half
13.11 mi11:27:021:24:356:274:18
6:18
-0:10
25K
15.53 mi11:42:371:40:106:2715:35
6:26
+0:08
30K
18.64 mi12:03:032:00:366:2820:26
6:35
+0:09
20M
20.00 mi12:12:062:09:396:299:03
6:40
+0:05
21M
21.00 mi12:19:062:16:396:307:00
7:00
+0:20
35K
21.75 mi12:23:462:21:196:304:40
6:14
-0:46
23M
23.00 mi12:32:052:29:386:308:19
6:39
+0:25
24M
24.00 mi12:38:362:36:096:306:31
6:31
-0:08
40K
24.85 mi12:44:072:41:406:305:31
6:27
-0:04
25.2M
25.20 mi12:46:272:44:006:302:20
6:46
+0:19
Finish
26.22 mi12:52:232:49:566:295:56
5:49
-0:57

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

5:49 /mi

Average Pace

6:29 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

14:54

9% of race

Time at Steady Pace

2:08:20

76% of race

Time at Slower Pace

26:42

16% of race

Average Pace: 6:29 /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 mi10:22:4220:156:3120:15
6:31
#2359
10K
6.21 mi10:42:4940:226:3020:07
6:28
#2472
15K
9.32 mi11:02:381:00:116:2719:49
6:23
#2292
20K
12.43 mi11:22:441:20:176:2820:06
6:28
#2241
Half
13.11 mi11:27:021:24:356:274:18
6:18
#2209
25K
15.53 mi11:42:371:40:106:2715:35
6:26
#2128
30K
18.64 mi12:03:032:00:366:2820:26
6:35
#2072
20M
20.00 mi12:12:062:09:396:299:03
6:40
#2056
21M
21.00 mi12:19:062:16:396:307:00
7:00
#2043
35K
21.75 mi12:23:462:21:196:304:40
6:14
#2005
23M
23.00 mi12:32:052:29:386:308:19
6:39
#1963
24M
24.00 mi12:38:362:36:096:306:31
6:31
#1950
40K
24.85 mi12:44:072:41:406:305:31
6:27
#1909
25.2M
25.20 mi12:46:272:44:006:302:20
6:46
#1885
Finish
26.22 mi12:52:232:49:566:295:56
5:49
#1771
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2359224922491988(Top 7%)1903(Top 13%)1903(Top 36%)
10K6.21 mi3.10 mi2472-1132358-1092358-1092630(Top 10%)2514(Top 17%)2514(Top 48%)
15K9.32 mi3.11 mi2292+1802195+1632195+1631988(Top 7%)1903(Top 13%)1903(Top 36%)
20K12.43 mi3.11 mi2241+512146+492146+492117(Top 8%)2031(Top 13%)2031(Top 38%)
Half13.11 mi0.68 mi2209+322115+312115+311781(Top 7%)1710(Top 11%)1710(Top 32%)
25K15.53 mi2.42 mi2128+812042+732042+731829(Top 7%)1752(Top 12%)1752(Top 33%)
30K18.64 mi3.11 mi2072+561988+541988+541858(Top 7%)1778(Top 12%)1778(Top 34%)
20M20.00 mi1.36 mi2056+161971+171971+172098(Top 8%)1999(Top 13%)1999(Top 38%)
21M21.00 mi1.00 mi2043+131958+131958+132129(Top 8%)2010(Top 13%)2010(Top 38%)
35K21.75 mi0.75 mi2005+381921+371921+371371(Top 5%)1301(Top 9%)1301(Top 25%)
23M23.00 mi1.25 mi1963+421882+391882+391923(Top 7%)1824(Top 12%)1824(Top 35%)
24M24.00 mi1.00 mi1950+131867+151867+152151(Top 8%)2017(Top 13%)2017(Top 38%)
40K24.85 mi0.85 mi1909+411825+421825+421388(Top 5%)1311(Top 9%)1311(Top 25%)
25.2M25.20 mi0.35 mi1885+241802+231802+231088(Top 4%)1035(Top 7%)1035(Top 20%)
Finish26.22 mi1.02 mi1771+1141692+1101692+110416(Top 2%)395(Top 3%)395(Top 7%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1988

Males

1903

M18-39

1903

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2630

Males

2514

M18-39

2514

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1988

Males

1903

M18-39

1903

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2117

Males

2031

M18-39

2031

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1781

Males

1710

M18-39

1710

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1829

Males

1752

M18-39

1752

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1858

Males

1778

M18-39

1778

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2098

Males

1999

M18-39

1999

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2129

Males

2010

M18-39

2010

21M→35K

21.0 - 21.8 mi

Top 5%
×7stories
+17ft-86ft

Overall

1371

Males

1301

M18-39

1301

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1923

Males

1824

M18-39

1824

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2151

Males

2017

M18-39

2017

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1388

Males

1311

M18-39

1311

40K→25.2M

24.9 - 25.2 mi

Top 4%
×1story
+13ft-16ft

Overall

1088

Males

1035

M18-39

1035

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

416

Males

395

M18-39

395

Passing Analysis

Category:
Athletes Passed
994
Passed By
406
Net Change
+588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2359
5K → 10K89202-113#2359#2472
10K → 15K19212+180#2472#2292
15K → 20K9241+51#2292#2241
20K → Half342+32#2241#2209
Half → 25K9211+81#2209#2128
25K → 30K9741+56#2128#2072
30K → 20M4024+16#2072#2056
20M → 21M3522+13#2056#2043
21M → 35K435+38#2043#2005
35K → 23M5917+42#2005#1963
23M → 24M3421+13#1963#1950
24M → 40K487+41#1950#1909
40K → 25.2M251+24#1909#1885
25.2M → Finish1140+114#1885#1771
TOTALS994406+588
📊

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