Boston Marathon logo
BOSTON MARATHON 2024

Adam Greenstein

Bib: 1685•M

IL

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 25550
Top 27%
Gender (Male)
#0 / 14578
Top 38%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:10
Rank: #1486
Start → 5K
19:10 | 6:10/mi
10K· 6.21 mi
38:13
Rank: #1371 (+115)
5K → 10K
19:03 | 6:08/mi
15K· 9.32 mi
57:22
Rank: #1312 (+59)
10K → 15K
19:09 | 6:10/mi
20K· 12.43 mi
1:17:26
Rank: #1440 (-128)
15K → 20K
20:04 | 6:28/mi
Half· 13.11 mi
1:21:46
Rank: #1452 (-12)
20K → Half
4:20 | 6:21/mi
25K· 15.53 mi
1:38:27
Rank: #1696 (-244)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:06:27
Rank: #3600 (-1904)
25K → 30K
28:00 | 9:01/mi
20M
2:19:00
Rank: #4410 (-810)
30K → 20M
12:33 | 9:14/mi
21M
2:29:20
Rank: #4904 (-494)
20M → 21M
10:20 | 10:20/mi
35K· 21.75 mi
2:36:53
Rank: #5340 (-436)
21M → 35K
7:33 | 10:06/mi
23M
2:48:48
Rank: #5734 (-394)
35K → 23M
11:55 | 9:31/mi
24M
2:58:36
Rank: #6140 (-406)
23M → 24M
9:48 | 9:48/mi
40K· 24.85 mi
3:07:35
Rank: #6575 (-435)
24M → 40K
8:59 | 10:30/mi
25.2M
3:11:09
Rank: #6679 (-104)
40K → 25.2M
3:34 | 10:21/mi
Finish· 26.22 mi
3:19:55
Rank: #6880 (-201)
25.2M → Finish
8:46 | 8:36/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
Time1:21:46
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:58:09
Pace9:01 /mi
📊Positive Split: 44.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3919:106:1019:10
6:10
-
10K
6.21 mi10:38:4238:136:0919:03
6:08
-0:02
15K
9.32 mi10:57:5157:226:0919:09
6:10
+0:02
20K
12.43 mi11:17:551:17:266:1420:04
6:28
+0:18
Half
13.11 mi11:22:151:21:466:144:20
6:21
-0:07
25K
15.53 mi11:38:561:38:276:2016:41
6:53
+0:32
30K
18.64 mi12:06:562:06:276:4728:00
9:01
+2:08
20M
20.00 mi12:19:292:19:006:5712:33
9:14
+0:13
21M
21.00 mi12:29:492:29:207:0710:20
10:20
+1:06
35K
21.75 mi12:37:222:36:537:137:33
10:06
-0:14
23M
23.00 mi12:49:172:48:487:2011:55
9:31
-0:35
24M
24.00 mi12:59:052:58:367:279:48
9:48
+0:17
40K
24.85 mi13:08:043:07:357:338:59
10:30
+0:42
25.2M
25.20 mi13:11:383:11:097:353:34
10:21
-0:09
Finish
26.22 mi13:20:243:19:557:388:46
8:36
-1:45

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

6:08 /mi

Average Pace

7:38 /mi

Slowest Pace

10:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:27

49% of race

Time at Steady Pace

1:11:02

36% of race

Time at Slower Pace

30:26

15% of race

Average Pace: 7:37 /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 mi10:19:3919:106:1019:10
6:10
#1486
10K
6.21 mi10:38:4238:136:0919:03
6:08
#1371
15K
9.32 mi10:57:5157:226:0919:09
6:10
#1312
20K
12.43 mi11:17:551:17:266:1420:04
6:28
#1440
Half
13.11 mi11:22:151:21:466:144:20
6:21
#1452
25K
15.53 mi11:38:561:38:276:2016:41
6:53
#1696
30K
18.64 mi12:06:562:06:276:4728:00
9:01
#3600
20M
20.00 mi12:19:292:19:006:5712:33
9:14
#4410
21M
21.00 mi12:29:492:29:207:0710:20
10:20
#4904
35K
21.75 mi12:37:222:36:537:137:33
10:06
#5340
23M
23.00 mi12:49:172:48:487:2011:55
9:31
#5734
24M
24.00 mi12:59:052:58:367:279:48
9:48
#6140
40K
24.85 mi13:08:043:07:357:338:59
10:30
#6575
25.2M
25.20 mi13:11:383:11:097:353:34
10:21
#6679
Finish
26.22 mi13:20:243:19:557:388:46
8:36
#6880
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1486143414341265(Top 5%)1227(Top 8%)1227(Top 25%)
10K6.21 mi3.10 mi1371+1151328+1061328+1061272(Top 5%)1233(Top 8%)1233(Top 25%)
15K9.32 mi3.11 mi1312+591272+561272+561265(Top 5%)1227(Top 8%)1227(Top 25%)
20K12.43 mi3.11 mi1440-1281394-1221394-1221987(Top 8%)1918(Top 13%)1918(Top 40%)
Half13.11 mi0.68 mi1452-121406-121406-121915(Top 7%)1852(Top 13%)1852(Top 38%)
25K15.53 mi2.42 mi1696-2441643-2371643-2373687(Top 14%)3432(Top 24%)3432(Top 71%)
30K18.64 mi3.11 mi3600-19043387-17443387-174413284(Top 52%)8814(Top 60%)8814(Top 182%)
20M20.00 mi1.36 mi4410-8104065-6784065-67813282(Top 52%)8521(Top 58%)8521(Top 176%)
21M21.00 mi1.00 mi4904-4944446-3814446-38114223(Top 56%)8757(Top 60%)8757(Top 181%)
35K21.75 mi0.75 mi5340-4364741-2954741-29517421(Top 68%)10318(Top 71%)10318(Top 213%)
23M23.00 mi1.25 mi5734-3944986-2454986-24513579(Top 53%)8344(Top 57%)8344(Top 172%)
24M24.00 mi1.00 mi6140-4065232-2465232-24615610(Top 61%)9314(Top 64%)9314(Top 192%)
40K24.85 mi0.85 mi6575-4355468-2365468-23616698(Top 65%)9792(Top 67%)9792(Top 202%)
25.2M25.20 mi0.35 mi6679-1045517-495517-4912171(Top 48%)7442(Top 51%)7442(Top 153%)
Finish26.22 mi1.02 mi6880-2015608-915608-9112045(Top 47%)7522(Top 52%)7522(Top 155%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 5%
×21stories
+97ft-345ft

Overall

1265

Males

1227

M18-39

1227

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1272

Males

1233

M18-39

1233

10K→15K

6.2 - 9.3 mi

Top 5%
×3stories
+67ft-78ft

Overall

1265

Males

1227

M18-39

1227

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

1987

Males

1918

M18-39

1918

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1915

Males

1852

M18-39

1852

Half→25K

13.1 - 15.5 mi

Top 14%
×4stories
+66ft-88ft

Overall

3687

Males

3432

M18-39

3432

25K→30K

15.5 - 18.6 mi

Top 52%
×9stories
+181ft-148ft

Overall

13284

Males

8814

M18-39

8814

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

13282

Males

8521

M18-39

8521

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14223

Males

8757

M18-39

8757

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

17421

Males

10318

M18-39

10318

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

13579

Males

8344

M18-39

8344

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

15610

Males

9314

M18-39

9314

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

16698

Males

9792

M18-39

9792

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

12171

Males

7442

M18-39

7442

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12045

Males

7522

M18-39

7522

Passing Analysis

Category:
Athletes Passed
444
Passed By
5838
Net Change
-5394
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1486
5K → 10K14429+115#1486#1371
10K → 15K9031+59#1371#1312
15K → 20K26154-128#1312#1440
20K → Half921-12#1440#1452
Half → 25K18262-244#1452#1696
25K → 30K91913-1904#1696#3600
30K → 20M12822-810#3600#4410
20M → 21M16510-494#4410#4904
21M → 35K8444-436#4904#5340
35K → 23M32426-394#5340#5734
23M → 24M16422-406#5734#6140
24M → 40K19454-435#6140#6575
40K → 25.2M13117-104#6575#6679
25.2M → Finish32233-201#6679#6880
TOTALS4445838-5394
📊

Passing Visuals

Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

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