Boston Marathon logo
BOSTON MARATHON 2023

Kevin Pels

Bib: 1214•M

MA

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Division (M18-39)
#0 / 5285
Top 12%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:23
Rank: #560
Start → 5K
5:55/mi
18:23 split
10K· 6.21 mi
36:43
Rank: #572 (-12)
5K → 10K
5:54/mi
18:20 split
15K· 9.32 mi
55:16
Rank: #587 (-15)
10K → 15K
5:58/mi
18:33 split
20K· 12.43 mi
1:14:14
Rank: #619 (-32)
15K → 20K
6:06/mi
18:58 split
Half· 13.11 mi
1:18:16
Rank: #618 (+1)
20K → Half
5:55/mi
4:02 split
25K· 15.53 mi
1:33:08
Rank: #634 (-16)
Half → 25K
6:08/mi
14:52 split
30K· 18.64 mi
1:52:47
Rank: #675 (-41)
25K → 30K
6:19/mi
19:39 split
20M
2:01:32
Rank: #693 (-18)
30K → 20M
6:26/mi
8:45 split
21M
2:08:22
Rank: #712 (-19)
20M → 21M
6:50/mi
6:50 split
35K· 21.75 mi
2:12:56
Rank: #713 (-1)
21M → 35K
6:06/mi
4:34 split
23M
2:21:14
Rank: #761 (-48)
35K → 23M
6:38/mi
8:18 split
24M
2:27:34
Rank: #759 (+2)
23M → 24M
6:20/mi
6:20 split
40K· 24.85 mi
2:33:14
Rank: #767 (-8)
24M → 40K
6:38/mi
5:40 split
25.2M
2:35:41
Rank: #776 (-9)
40K → 25.2M
7:06/mi
2:27 split
Finish· 26.22 mi
2:42:06
Rank: #773 (+3)
25.2M → Finish
6:18/mi
6:25 split

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
Time1:18:16
Pace5:58 /mi
2nd Half
Distance13.11 mi
Time1:23:50
Pace6:24 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:4718:235:5518:23
5:55
-
10K
6.21 mi10:37:0736:435:5518:20
5:54
-0:01
15K
9.32 mi10:55:4055:165:5618:33
5:58
+0:04
20K
12.43 mi11:14:381:14:145:5818:58
6:06
+0:08
Half
13.11 mi11:18:401:18:165:584:02
5:55
-0:11
25K
15.53 mi11:33:321:33:086:0014:52
6:08
+0:13
30K
18.64 mi11:53:111:52:476:0319:39
6:19
+0:11
20M
20.00 mi12:01:562:01:326:058:45
6:26
+0:07
21M
21.00 mi12:08:462:08:226:076:50
6:50
+0:24
35K
21.75 mi12:13:202:12:566:074:34
6:06
-0:44
23M
23.00 mi12:21:382:21:146:088:18
6:38
+0:32
24M
24.00 mi12:27:582:27:346:096:20
6:20
-0:18
40K
24.85 mi12:33:382:33:146:105:40
6:38
+0:18
25.2M
25.20 mi12:36:052:35:416:112:27
7:06
+0:28
Finish
26.22 mi12:42:302:42:066:116:25
6:18
-0:48

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

5:54 /mi

Average Pace

6:11 /mi

Slowest Pace

7:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:22:50

51% of race

Time at Steady Pace

56:01

35% of race

Time at Slower Pace

23:15

14% of race

Average Pace: 6:11 /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 mi10:18:4718:235:5518:23
5:55
#560
10K
6.21 mi10:37:0736:435:5518:20
5:54
#572
15K
9.32 mi10:55:4055:165:5618:33
5:58
#587
20K
12.43 mi11:14:381:14:145:5818:58
6:06
#619
Half
13.11 mi11:18:401:18:165:584:02
5:55
#618
25K
15.53 mi11:33:321:33:086:0014:52
6:08
#634
30K
18.64 mi11:53:111:52:476:0319:39
6:19
#675
20M
20.00 mi12:01:562:01:326:058:45
6:26
#693
21M
21.00 mi12:08:462:08:226:076:50
6:50
#712
35K
21.75 mi12:13:202:12:566:074:34
6:06
#713
23M
23.00 mi12:21:382:21:146:088:18
6:38
#761
24M
24.00 mi12:27:582:27:346:096:20
6:20
#759
40K
24.85 mi12:33:382:33:146:105:40
6:38
#767
25.2M
25.20 mi12:36:052:35:416:112:27
7:06
#776
Finish
26.22 mi12:42:302:42:066:116:25
6:18
#773
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi560517517649(Top 2%)606(Top 4%)606(Top 11%)
10K6.21 mi3.10 mi572-12530-13530-13596(Top 2%)553(Top 4%)553(Top 10%)
15K9.32 mi3.11 mi587-15544-14544-14649(Top 2%)606(Top 4%)606(Top 11%)
20K12.43 mi3.11 mi619-32576-32576-32792(Top 3%)748(Top 5%)748(Top 14%)
Half13.11 mi0.68 mi618+1575+1575+1579(Top 2%)541(Top 4%)541(Top 10%)
25K15.53 mi2.42 mi634-16593-18593-18816(Top 3%)773(Top 5%)773(Top 15%)
30K18.64 mi3.11 mi675-41633-40633-40970(Top 4%)922(Top 6%)922(Top 17%)
20M20.00 mi1.36 mi693-18651-18651-181231(Top 5%)1172(Top 8%)1172(Top 22%)
21M21.00 mi1.00 mi712-19670-19670-191488(Top 6%)1417(Top 9%)1417(Top 27%)
35K21.75 mi0.75 mi713-1671-1671-1922(Top 3%)874(Top 6%)874(Top 17%)
23M23.00 mi1.25 mi761-48718-47718-471864(Top 7%)1766(Top 12%)1766(Top 33%)
24M24.00 mi1.00 mi759+2716+2716+21416(Top 5%)1339(Top 9%)1339(Top 25%)
40K24.85 mi0.85 mi767-8725-9725-91994(Top 7%)1864(Top 12%)1864(Top 35%)
25.2M25.20 mi0.35 mi776-9733-8733-82053(Top 8%)1909(Top 13%)1909(Top 36%)
Finish26.22 mi1.02 mi773+3729+4729+41594(Top 6%)1499(Top 10%)1499(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21story building
+97ft-345ft

Overall

649

Males

606

M18-39

606

5K→10K

3.1 - 6.2 mi

Top 2%
×5story building
+79ft-138ft

Overall

596

Males

553

M18-39

553

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+67ft-78ft

Overall

649

Males

606

M18-39

606

15K→20K

9.3 - 12.4 mi

Top 3%
×5story building
+106ft-86ft

Overall

792

Males

748

M18-39

748

20K→Half

12.4 - 13.1 mi

Top 2%
×2story building
+19ft-37ft

Overall

579

Males

541

M18-39

541

Half→25K

13.1 - 15.5 mi

Top 3%
×4story building
+66ft-88ft

Overall

816

Males

773

M18-39

773

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

970

Males

922

M18-39

922

30K→20M

18.6 - 20.0 mi

Top 5%
×5story building
+64ft-50ft

Overall

1231

Males

1172

M18-39

1172

20M→21M

20.0 - 21.0 mi

Top 6%
×8story building
+106ft-24ft

Overall

1488

Males

1417

M18-39

1417

21M→35K

21.0 - 21.8 mi

Top 3%
×7story building
+17ft-86ft

Overall

922

Males

874

M18-39

874

35K→23M

21.8 - 23.0 mi

Top 7%
×5story building
+23ft-63ft

Overall

1864

Males

1766

M18-39

1766

23M→24M

23.0 - 24.0 mi

Top 5%
×6story building
+12ft-82ft

Overall

1416

Males

1339

M18-39

1339

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1994

Males

1864

M18-39

1864

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2053

Males

1909

M18-39

1909

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2story building
+22ft-21ft

Overall

1594

Males

1499

M18-39

1499

Passing Analysis

Category:
Athletes Passed
129
Passed By
342
Net Change
-213
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#560
5K → 10K2537-12#560#572
10K → 15K1530-15#572#587
15K → 20K537-32#587#619
20K → Half21+1#619#618
Half → 25K1228-16#618#634
25K → 30K1051-41#634#675
30K → 20M624-18#675#693
20M → 21M726-19#693#712
21M → 35K56-1#712#713
35K → 23M452-48#713#761
23M → 24M119+2#761#759
24M → 40K816-8#759#767
40K → 25.2M312-9#767#776
25.2M → Finish1613+3#776#773
TOTALS129342-213
📊

Passing Visuals

Category:
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