Boston Marathon logo
BOSTON MARATHON 2024

Peter Derby

Bib: 8512•M

VA

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Top 7%
Gender (Male)
#0 / 14578
Top 11%
Masters (Masters Men)
#0 / 9729
Top 4%
Division (M40-44)
#0 / 2009
Top 11%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:38
Rank: #923
Start → 5K
18:38 | 6:00/mi
10K· 6.21 mi
37:32
Rank: #994 (-71)
5K → 10K
18:54 | 6:05/mi
15K· 9.32 mi
56:27
Rank: #983 (+11)
10K → 15K
18:55 | 6:05/mi
20K· 12.43 mi
1:15:29
Rank: #937 (+46)
15K → 20K
19:02 | 6:08/mi
Half· 13.11 mi
1:19:42
Rank: #950 (-13)
20K → Half
4:13 | 6:11/mi
25K· 15.53 mi
1:34:56
Rank: #957 (-7)
Half → 25K
15:14 | 6:17/mi
30K· 18.64 mi
1:55:24
Rank: #962 (-5)
25K → 30K
20:28 | 6:35/mi
20M
2:04:37
Rank: #951 (+11)
30K → 20M
9:13 | 6:47/mi
21M
2:11:44
Rank: #958 (-7)
20M → 21M
7:07 | 7:07/mi
35K· 21.75 mi
2:16:48
Rank: #983 (-25)
21M → 35K
5:04 | 6:46/mi
23M
2:25:31
Rank: #1001 (-18)
35K → 23M
8:43 | 6:58/mi
24M
2:34:37
Rank: #1279 (-278)
23M → 24M
9:06 | 9:06/mi
40K· 24.85 mi
2:41:21
Rank: #1362 (-83)
24M → 40K
6:44 | 7:53/mi
25.2M
2:45:07
Rank: #1483 (-121)
40K → 25.2M
3:46 | 10:55/mi
Finish· 26.22 mi
2:53:54
Rank: #1729 (-246)
25.2M → Finish
8:47 | 8:37/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
Time1:19:42
Pace6:05 /mi
2nd Half
Distance13.11 mi
Time1:34:12
Pace7:11 /mi
📊Positive Split: 18.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:43:4318:386:0018:38
6:00
-
10K
6.21 mi11:02:3737:326:0218:54
6:05
+0:05
15K
9.32 mi11:21:3256:276:0318:55
6:05
0:00
20K
12.43 mi11:40:341:15:296:0419:02
6:08
+0:03
Half
13.11 mi11:44:471:19:426:054:13
6:11
+0:03
25K
15.53 mi12:00:011:34:566:0715:14
6:17
+0:06
30K
18.64 mi12:20:291:55:246:1120:28
6:35
+0:18
20M
20.00 mi12:29:422:04:376:149:13
6:47
+0:12
21M
21.00 mi12:36:492:11:446:167:07
7:07
+0:20
35K
21.75 mi12:41:532:16:486:175:04
6:46
-0:21
23M
23.00 mi12:50:362:25:316:208:43
6:58
+0:12
24M
24.00 mi12:59:422:34:376:279:06
9:06
+2:08
40K
24.85 mi13:06:262:41:216:306:44
7:53
-1:13
25.2M
25.20 mi13:10:122:45:076:333:46
10:55
+3:02
Finish
26.22 mi13:18:592:53:546:388:47
8:37
-2:18

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

6:00 /mi

Average Pace

6:38 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

56:27

32% of race

Time at Steady Pace

1:29:04

51% of race

Time at Slower Pace

28:23

16% of race

Average Pace: 6:38 /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 mi10:43:4318:386:0018:38
6:00
#923
10K
6.21 mi11:02:3737:326:0218:54
6:05
#994
15K
9.32 mi11:21:3256:276:0318:55
6:05
#983
20K
12.43 mi11:40:341:15:296:0419:02
6:08
#937
Half
13.11 mi11:44:471:19:426:054:13
6:11
#950
25K
15.53 mi12:00:011:34:566:0715:14
6:17
#957
30K
18.64 mi12:20:291:55:246:1120:28
6:35
#962
20M
20.00 mi12:29:422:04:376:149:13
6:47
#951
21M
21.00 mi12:36:492:11:446:167:07
7:07
#958
35K
21.75 mi12:41:532:16:486:175:04
6:46
#983
23M
23.00 mi12:50:362:25:316:208:43
6:58
#1001
24M
24.00 mi12:59:422:34:376:279:06
9:06
#1279
40K
24.85 mi13:06:262:41:216:306:44
7:53
#1362
25.2M
25.20 mi13:10:122:45:076:333:46
10:55
#1483
Finish
26.22 mi13:18:592:53:546:388:47
8:37
#1729
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi9238888881019(Top 4%)983(Top 7%)983(Top 49%)
10K6.21 mi3.10 mi994-71956-68956-681113(Top 4%)1075(Top 7%)1075(Top 54%)
15K9.32 mi3.11 mi983+11947+9947+91019(Top 4%)983(Top 7%)983(Top 49%)
20K12.43 mi3.11 mi937+46902+45902+45869(Top 3%)836(Top 6%)836(Top 42%)
Half13.11 mi0.68 mi950-13915-13915-131268(Top 5%)1230(Top 8%)1230(Top 61%)
25K15.53 mi2.42 mi957-7922-7922-71083(Top 4%)1045(Top 7%)1045(Top 52%)
30K18.64 mi3.11 mi962-5929-7929-71295(Top 5%)1238(Top 8%)1238(Top 62%)
20M20.00 mi1.36 mi951+11917+12917+121542(Top 6%)1461(Top 10%)1461(Top 73%)
21M21.00 mi1.00 mi958-7921-4921-41349(Top 5%)1274(Top 9%)1274(Top 63%)
35K21.75 mi0.75 mi983-25944-23944-232150(Top 8%)1981(Top 14%)1981(Top 99%)
23M23.00 mi1.25 mi1001-18959-15959-151805(Top 7%)1663(Top 11%)1663(Top 83%)
24M24.00 mi1.00 mi1279-2781229-2701229-27012619(Top 49%)7851(Top 54%)7851(Top 391%)
40K24.85 mi0.85 mi1362-831306-771306-775113(Top 20%)3853(Top 26%)3853(Top 192%)
25.2M25.20 mi0.35 mi1483-1211417-1111417-11114153(Top 55%)8465(Top 58%)8465(Top 421%)
Finish26.22 mi1.02 mi1729-2461651-2341651-23412133(Top 47%)7559(Top 52%)7559(Top 376%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1019

Males

983

M40-44

983

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

1113

Males

1075

M40-44

1075

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1019

Males

983

M40-44

983

15K→20K

9.3 - 12.4 mi

Top 3%
×5stories
+106ft-86ft

Overall

869

Males

836

M40-44

836

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1268

Males

1230

M40-44

1230

Half→25K

13.1 - 15.5 mi

Top 4%
×4stories
+66ft-88ft

Overall

1083

Males

1045

M40-44

1045

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1295

Males

1238

M40-44

1238

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1542

Males

1461

M40-44

1461

20M→21M

20.0 - 21.0 mi

Top 5%
×8stories
+106ft-24ft

Overall

1349

Males

1274

M40-44

1274

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2150

Males

1981

M40-44

1981

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1805

Males

1663

M40-44

1663

23M→24M

23.0 - 24.0 mi

Top 49%
×6stories
+12ft-82ft

Overall

12619

Males

7851

M40-44

7851

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5113

Males

3853

M40-44

3853

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1story
+13ft-16ft

Overall

14153

Males

8465

M40-44

8465

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12133

Males

7559

M40-44

7559

Passing Analysis

Category:
Athletes Passed
338
Passed By
1144
Net Change
-806
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#923
5K → 10K30101-71#923#994
10K → 15K4433+11#994#983
15K → 20K6822+46#983#937
20K → Half215-13#937#950
Half → 25K3744-7#950#957
25K → 30K5459-5#957#962
30K → 20M3726+11#962#951
20M → 21M2330-7#951#958
21M → 35K1136-25#958#983
35K → 23M1937-18#983#1001
23M → 24M1279-278#1001#1279
24M → 40K487-83#1279#1362
40K → 25.2M1122-121#1362#1483
25.2M → Finish7253-246#1483#1729
TOTALS3381144-806
📊

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