Boston Marathon logo
BOSTON MARATHON 2023

Michael Wehrley

Bib: 1951•M

IL

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 9%
Masters (Masters Men)
#0 / 9891
Top 2%
Division (M40-44)
#0 / 2241
Top 7%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:38
Rank: #1502
Start → 5K
19:38 | 6:19/mi
10K· 6.21 mi
39:02
Rank: #1496 (+6)
5K → 10K
19:24 | 6:15/mi
15K· 9.32 mi
58:34
Rank: #1510 (-14)
10K → 15K
19:32 | 6:17/mi
20K· 12.43 mi
1:18:11
Rank: #1478 (+32)
15K → 20K
19:37 | 6:19/mi
Half· 13.11 mi
1:22:26
Rank: #1471 (+7)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:37:49
Rank: #1465 (+6)
Half → 25K
15:23 | 6:21/mi
30K· 18.64 mi
1:57:57
Rank: #1452 (+13)
25K → 30K
20:08 | 6:29/mi
20M
2:06:47
Rank: #1436 (+16)
30K → 20M
8:50 | 6:30/mi
21M
2:13:40
Rank: #1437 (-1)
20M → 21M
6:53 | 6:53/mi
35K· 21.75 mi
2:18:25
Rank: #1437
21M → 35K
4:45 | 6:21/mi
23M
2:26:36
Rank: #1428 (+9)
35K → 23M
8:11 | 6:32/mi
24M
2:32:58
Rank: #1411 (+17)
23M → 24M
6:22 | 6:22/mi
40K· 24.85 mi
2:38:38
Rank: #1411
24M → 40K
5:40 | 6:38/mi
25.2M
2:41:04
Rank: #1416 (-5)
40K → 25.2M
2:26 | 7:03/mi
Finish· 26.22 mi
2:47:37
Rank: #1425 (-9)
25.2M → Finish
6:33 | 6:26/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
Time1:22:26
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:25:11
Pace6:30 /mi
📊Positive Split: 3.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1719:386:1919:38
6:19
-
10K
6.21 mi10:39:4139:026:1719:24
6:15
-0:04
15K
9.32 mi10:59:1358:346:1719:32
6:17
+0:02
20K
12.43 mi11:18:501:18:116:1719:37
6:19
+0:02
Half
13.11 mi11:23:051:22:266:174:15
6:14
-0:05
25K
15.53 mi11:38:281:37:496:1815:23
6:21
+0:07
30K
18.64 mi11:58:361:57:576:2020:08
6:29
+0:08
20M
20.00 mi12:07:262:06:476:208:50
6:30
+0:01
21M
21.00 mi12:14:192:13:406:226:53
6:53
+0:23
35K
21.75 mi12:19:042:18:256:224:45
6:21
-0:32
23M
23.00 mi12:27:152:26:366:228:11
6:32
+0:11
24M
24.00 mi12:33:372:32:586:226:22
6:22
-0:10
40K
24.85 mi12:39:172:38:386:235:40
6:38
+0:16
25.2M
25.20 mi12:41:432:41:046:232:26
7:03
+0:25
Finish
26.22 mi12:48:162:47:376:246:33
6:26
-0:37

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

6:14 /mi

Average Pace

6:24 /mi

Slowest Pace

7:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:18

94% of race

Time at Steady Pace

9:19

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:24 /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 mi10:20:1719:386:1919:38
6:19
#1502
10K
6.21 mi10:39:4139:026:1719:24
6:15
#1496
15K
9.32 mi10:59:1358:346:1719:32
6:17
#1510
20K
12.43 mi11:18:501:18:116:1719:37
6:19
#1478
Half
13.11 mi11:23:051:22:266:174:15
6:14
#1471
25K
15.53 mi11:38:281:37:496:1815:23
6:21
#1465
30K
18.64 mi11:58:361:57:576:2020:08
6:29
#1452
20M
20.00 mi12:07:262:06:476:208:50
6:30
#1436
21M
21.00 mi12:14:192:13:406:226:53
6:53
#1437
35K
21.75 mi12:19:042:18:256:224:45
6:21
#1437
23M
23.00 mi12:27:152:26:366:228:11
6:32
#1428
24M
24.00 mi12:33:372:32:586:226:22
6:22
#1411
40K
24.85 mi12:39:172:38:386:235:40
6:38
#1411
25.2M
25.20 mi12:41:432:41:046:232:26
7:03
#1416
Finish
26.22 mi12:48:162:47:376:246:33
6:26
#1425
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1502142914291592(Top 6%)1520(Top 10%)1520(Top 68%)
10K6.21 mi3.10 mi1496+61426+31426+31524(Top 6%)1457(Top 10%)1457(Top 65%)
15K9.32 mi3.11 mi1510-141440-141440-141592(Top 6%)1520(Top 10%)1520(Top 68%)
20K12.43 mi3.11 mi1478+321411+291411+291443(Top 5%)1378(Top 9%)1378(Top 61%)
Half13.11 mi0.68 mi1471+71404+71404+71492(Top 6%)1428(Top 9%)1428(Top 64%)
25K15.53 mi2.42 mi1465+61399+51399+51501(Top 6%)1437(Top 9%)1437(Top 64%)
30K18.64 mi3.11 mi1452+131388+111388+111493(Top 6%)1429(Top 9%)1429(Top 64%)
20M20.00 mi1.36 mi1436+161373+151373+151438(Top 5%)1367(Top 9%)1367(Top 61%)
21M21.00 mi1.00 mi1437-1137313731687(Top 6%)1603(Top 11%)1603(Top 72%)
35K21.75 mi0.75 mi14371372+11372+11728(Top 6%)1641(Top 11%)1641(Top 73%)
23M23.00 mi1.25 mi1428+91362+101362+101548(Top 6%)1470(Top 10%)1470(Top 66%)
24M24.00 mi1.00 mi1411+171346+161346+161562(Top 6%)1478(Top 10%)1478(Top 66%)
40K24.85 mi0.85 mi1411134613462011(Top 8%)1881(Top 12%)1881(Top 84%)
25.2M25.20 mi0.35 mi1416-51350-41350-41885(Top 7%)1768(Top 12%)1768(Top 79%)
Finish26.22 mi1.02 mi1425-91358-81358-82114(Top 8%)1959(Top 13%)1959(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1592

Males

1520

M40-44

1520

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1524

Males

1457

M40-44

1457

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1592

Males

1520

M40-44

1520

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1443

Males

1378

M40-44

1378

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1492

Males

1428

M40-44

1428

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1501

Males

1437

M40-44

1437

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1493

Males

1429

M40-44

1429

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1438

Males

1367

M40-44

1367

20M→21M

20.0 - 21.0 mi

Top 6%
×8stories
+106ft-24ft

Overall

1687

Males

1603

M40-44

1603

21M→35K

21.0 - 21.8 mi

Top 6%
×7stories
+17ft-86ft

Overall

1728

Males

1641

M40-44

1641

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1548

Males

1470

M40-44

1470

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1562

Males

1478

M40-44

1478

24M→40K

24.0 - 24.9 mi

Top 8%
×1story
+6ft-20ft

Overall

2011

Males

1881

M40-44

1881

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1885

Males

1768

M40-44

1768

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2114

Males

1959

M40-44

1959

Passing Analysis

Category:
Athletes Passed
469
Passed By
392
Net Change
+77
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1502
5K → 10K7872+6#1502#1496
10K → 15K4761-14#1496#1510
15K → 20K6432+32#1510#1478
20K → Half114+7#1478#1471
Half → 25K3832+6#1471#1465
25K → 30K5744+13#1465#1452
30K → 20M3014+16#1452#1436
20M → 21M2324-1#1436#1437
21M → 35K15150#1437#1437
35K → 23M3122+9#1437#1428
23M → 24M269+17#1428#1411
24M → 40K21210#1411#1411
40K → 25.2M813-5#1411#1416
25.2M → Finish2029-9#1416#1425
TOTALS469392+77
📊

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