Boston Marathon logo
BOSTON MARATHON 2025

Max Aronow

Bib: 4511•M

CT

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 10%
Gender (Male)
#0 / 16105
Top 16%
Division (M18-39)
#0 / 5642
Top 37%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
6:40/mi
20:43
↑ 97↓ 3451.5%
10K· 6.21 mi
6:37/mi
41:17
↑ 79↓ 1380.4%
15K· 9.32 mi
6:37/mi
1:01:51
↑ 67↓ 78
20K· 12.43 mi
6:43/mi
1:22:42
↑ 106↓ 860.1%
Half· 13.11 mi
6:40/mi
1:27:15
↑ 19↓ 370.5%
25K· 15.53 mi
6:40/mi
1:43:24
↑ 66↓ 880.2%
30K· 18.64 mi
6:46/mi
2:04:26
↑ 181↓ 1480.2%
20M
6:43/mi
2:13:33
↑ 64↓ 500.2%
21M
6:55/mi
2:20:28
↑ 106↓ 241.6%
35K· 21.75 mi
6:24/mi
2:25:15
↑ 17↓ 861.7%
23M
6:25/mi
2:33:17
↑ 23↓ 630.6%
24M
6:08/mi
2:39:25
↓ 821.3%
40K· 24.85 mi
6:12/mi
2:44:43
↓ 200.3%
25.2M
6:23/mi
2:46:55
↑ 13↓ 160.2%
Finish· 26.22 mi
5:38/mi
2:52:39
↑ 22↓ 21

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
Distance13.11 mi
Time1:27:15
Pace6:39 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:25:24
Pace6:31 /mi
📊Negative Split: 2.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:2620:436:4020:43
6:40
-
10K
6.21 mi10:45:0041:176:3920:34
6:37
-0:03
15K
9.32 mi11:05:341:01:516:3820:34
6:37
0:00
20K
12.43 mi11:26:251:22:426:3920:51
6:43
+0:06
Half
13.11 mi11:30:581:27:156:394:33
6:40
-0:03
25K
15.53 mi11:47:071:43:246:3916:09
6:40
0:00
30K
18.64 mi12:08:092:04:266:4121:02
6:46
+0:06
20M
20.00 mi12:17:162:13:336:419:07
6:43
-0:03
21M
21.00 mi12:24:112:20:286:416:55
6:55
+0:12
35K
21.75 mi12:28:582:25:156:414:47
6:24
-0:31
23M
23.00 mi12:37:002:33:176:408:02
6:25
+0:01
24M
24.00 mi12:43:082:39:256:396:08
6:08
-0:17
40K
24.85 mi12:48:262:44:436:385:18
6:12
+0:04
25.2M
25.20 mi12:50:382:46:556:372:12
6:23
+0:11
Finish
26.22 mi12:56:222:52:396:355:44
5:38
-0:45

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

5:38 /mi

Average Pace

6:35 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

32:11

19% of race

Time at Steady Pace

2:13:33

77% of race

Time at Slower Pace

6:55

4% of race

Average Pace: 6:35 /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 mi10:24:2620:436:4020:43
6:40
#5150
10K
6.21 mi10:45:0041:176:3920:34
6:37
#4848
15K
9.32 mi11:05:341:01:516:3820:34
6:37
#4666
20K
12.43 mi11:26:251:22:426:3920:51
6:43
#4581
Half
13.11 mi11:30:581:27:156:394:33
6:40
#4598
25K
15.53 mi11:47:071:43:246:3916:09
6:40
#4426
30K
18.64 mi12:08:092:04:266:4121:02
6:46
#4116
20M
20.00 mi12:17:162:13:336:419:07
6:43
#3955
21M
21.00 mi12:24:112:20:286:416:55
6:55
#3774
35K
21.75 mi12:28:582:25:156:414:47
6:24
#3687
23M
23.00 mi12:37:002:33:176:408:02
6:25
#3433
24M
24.00 mi12:43:082:39:256:396:08
6:08
#3230
40K
24.85 mi12:48:262:44:436:385:18
6:12
#3054
25.2M
25.20 mi12:50:382:46:556:372:12
6:23
#2946
Finish
26.22 mi12:56:222:52:396:355:44
5:38
#2748
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5150479847984369(Top 15%)4099(Top 25%)4099(Top 73%)
10K6.21 mi3.10 mi4848+3024529+2694529+2694606(Top 16%)4312(Top 27%)4312(Top 76%)
15K9.32 mi3.11 mi4666+1824366+1634366+1634369(Top 15%)4099(Top 25%)4099(Top 73%)
20K12.43 mi3.11 mi4581+854285+814285+814503(Top 16%)4190(Top 26%)4190(Top 74%)
Half13.11 mi0.68 mi4598-174299-144299-144914(Top 17%)4543(Top 28%)4543(Top 81%)
25K15.53 mi2.42 mi4426+1724145+1544145+1543839(Top 14%)3594(Top 22%)3594(Top 64%)
30K18.64 mi3.11 mi4116+3103857+2883857+2883239(Top 11%)3032(Top 19%)3032(Top 54%)
20M20.00 mi1.36 mi3955+1613713+1443713+1442492(Top 9%)2346(Top 15%)2346(Top 42%)
21M21.00 mi1.00 mi3774+1813548+1653548+1651935(Top 7%)1824(Top 11%)1824(Top 32%)
35K21.75 mi0.75 mi3687+873466+823466+821989(Top 7%)1863(Top 12%)1863(Top 33%)
23M23.00 mi1.25 mi3433+2543235+2313235+2311207(Top 4%)1137(Top 7%)1137(Top 20%)
24M24.00 mi1.00 mi3230+2033046+1893046+189865(Top 3%)814(Top 5%)814(Top 14%)
40K24.85 mi0.85 mi3054+1762882+1642882+164743(Top 3%)698(Top 4%)698(Top 12%)
25.2M25.20 mi0.35 mi2946+1082782+1002782+100327(Top 1%)305(Top 2%)305(Top 5%)
Finish26.22 mi1.02 mi2748+1982598+1842598+184276(Top 1.0%)260(Top 2%)260(Top 5%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21story building
+97ft-345ft

Overall

4369

Males

4099

M18-39

4099

5K→10K

3.1 - 6.2 mi

Top 16%
×5story building
+79ft-138ft

Overall

4606

Males

4312

M18-39

4312

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+67ft-78ft

Overall

4369

Males

4099

M18-39

4099

15K→20K

9.3 - 12.4 mi

Top 16%
×5story building
+106ft-86ft

Overall

4503

Males

4190

M18-39

4190

20K→Half

12.4 - 13.1 mi

Top 17%
×2story building
+19ft-37ft

Overall

4914

Males

4543

M18-39

4543

Half→25K

13.1 - 15.5 mi

Top 14%
×4story building
+66ft-88ft

Overall

3839

Males

3594

M18-39

3594

25K→30K

15.5 - 18.6 mi

Top 11%
×9story building
+181ft-148ft

Overall

3239

Males

3032

M18-39

3032

30K→20M

18.6 - 20.0 mi

Top 9%
×5story building
+64ft-50ft

Overall

2492

Males

2346

M18-39

2346

20M→21M

20.0 - 21.0 mi

Top 7%
×8story building
+106ft-24ft

Overall

1935

Males

1824

M18-39

1824

21M→35K

21.0 - 21.8 mi

Top 7%
×7story building
+17ft-86ft

Overall

1989

Males

1863

M18-39

1863

35K→23M

21.8 - 23.0 mi

Top 4%
×5story building
+23ft-63ft

Overall

1207

Males

1137

M18-39

1137

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

865

Males

814

M18-39

814

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

743

Males

698

M18-39

698

40K→25.2M

24.9 - 25.2 mi

Top 1%
×1story
+13ft-16ft

Overall

327

Males

305

M18-39

305

25.2M→Finish

25.2 - 26.2 mi

Top 1.0%
×2story building
+22ft-21ft

Overall

276

Males

260

M18-39

260

Passing Analysis

Category:
Athletes Passed
2663
Passed By
261
Net Change
+2402
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5150
5K → 10K36866+302#5150#4848
10K → 15K22442+182#4848#4666
15K → 20K15974+85#4666#4581
20K → Half1330-17#4581#4598
Half → 25K19321+172#4598#4426
25K → 30K32818+310#4426#4116
30K → 20M1632+161#4116#3955
20M → 21M1876+181#3955#3774
21M → 35K892+87#3774#3687
35K → 23M2540+254#3687#3433
23M → 24M2030+203#3433#3230
24M → 40K1760+176#3230#3054
40K → 25.2M1080+108#3054#2946
25.2M → Finish1980+198#2946#2748
TOTALS2663261+2402
📊

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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing