Boston Marathon logo
BOSTON MARATHON 2025

Simone Carniglia

Bib: 1323•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 6%
Gender (Male)
#0 / 16105
Top 11%
Division (M18-39)
#0 / 5642
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:42
Rank: #1138
Start → 5K
6:01/mi
18:42 split
10K· 6.21 mi
37:51
Rank: #1394 (-256)
5K → 10K
6:10/mi
19:09 split
15K· 9.32 mi
57:30
Rank: #1702 (-308)
10K → 15K
6:19/mi
19:39 split
20K· 12.43 mi
1:17:28
Rank: #1915 (-213)
15K → 20K
6:26/mi
19:58 split
Half· 13.11 mi
1:21:45
Rank: #1930 (-15)
20K → Half
6:17/mi
4:17 split
25K· 15.53 mi
1:37:30
Rank: #2075 (-145)
Half → 25K
6:30/mi
15:45 split
30K· 18.64 mi
1:57:58
Rank: #2088 (-13)
25K → 30K
6:35/mi
20:28 split
20M
2:07:01
Rank: #2075 (+13)
30K → 20M
6:40/mi
9:03 split
21M
2:14:11
Rank: #2108 (-33)
20M → 21M
7:10/mi
7:10 split
35K· 21.75 mi
2:18:52
Rank: #2070 (+38)
21M → 35K
6:16/mi
4:41 split
23M
2:27:07
Rank: #2010 (+60)
35K → 23M
6:35/mi
8:15 split
24M
2:33:27
Rank: #1944 (+66)
23M → 24M
6:20/mi
6:20 split
40K· 24.85 mi
2:38:58
Rank: #1891 (+53)
24M → 40K
6:27/mi
5:31 split
25.2M
2:41:24
Rank: #1880 (+11)
40K → 25.2M
7:03/mi
2:26 split
Finish· 26.22 mi
2:47:43
Rank: #1827 (+53)
25.2M → Finish
6:12/mi
6:19 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
Time1:21:45
Pace6:14 /mi
2nd Half
Distance13.11 mi
Time1:25:58
Pace6:33 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:0418:426:0118:42
6:01
-
10K
6.21 mi10:38:1337:516:0519:09
6:10
+0:09
15K
9.32 mi10:57:5257:306:1019:39
6:19
+0:09
20K
12.43 mi11:17:501:17:286:1419:58
6:26
+0:07
Half
13.11 mi11:22:071:21:456:144:17
6:17
-0:09
25K
15.53 mi11:37:521:37:306:1715:45
6:30
+0:13
30K
18.64 mi11:58:201:57:586:2020:28
6:35
+0:05
20M
20.00 mi12:07:232:07:016:219:03
6:40
+0:05
21M
21.00 mi12:14:332:14:116:237:10
7:10
+0:30
35K
21.75 mi12:19:142:18:526:234:41
6:16
-0:54
23M
23.00 mi12:27:292:27:076:248:15
6:35
+0:19
24M
24.00 mi12:33:492:33:276:246:20
6:20
-0:15
40K
24.85 mi12:39:202:38:586:245:31
6:27
+0:07
25.2M
25.20 mi12:41:462:41:246:242:26
7:03
+0:36
Finish
26.22 mi12:48:052:47:436:246:19
6:12
-0:51

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

6:01 /mi

Average Pace

6:24 /mi

Slowest Pace

7:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29:04

89% of race

Time at Steady Pace

11:29

7% of race

Time at Slower Pace

7:10

4% 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 mi10:19:0418:426:0118:42
6:01
#1138
10K
6.21 mi10:38:1337:516:0519:09
6:10
#1394
15K
9.32 mi10:57:5257:306:1019:39
6:19
#1702
20K
12.43 mi11:17:501:17:286:1419:58
6:26
#1915
Half
13.11 mi11:22:071:21:456:144:17
6:17
#1930
25K
15.53 mi11:37:521:37:306:1715:45
6:30
#2075
30K
18.64 mi11:58:201:57:586:2020:28
6:35
#2088
20M
20.00 mi12:07:232:07:016:219:03
6:40
#2075
21M
21.00 mi12:14:332:14:116:237:10
7:10
#2108
35K
21.75 mi12:19:142:18:526:234:41
6:16
#2070
23M
23.00 mi12:27:292:27:076:248:15
6:35
#2010
24M
24.00 mi12:33:492:33:276:246:20
6:20
#1944
40K
24.85 mi12:39:202:38:586:245:31
6:27
#1891
25.2M
25.20 mi12:41:462:41:246:242:26
7:03
#1880
Finish
26.22 mi12:48:052:47:436:246:19
6:12
#1827
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1138107910792497(Top 9%)2382(Top 15%)2382(Top 42%)
10K6.21 mi3.10 mi1394-2561325-2461325-2461752(Top 6%)1668(Top 10%)1668(Top 30%)
15K9.32 mi3.11 mi1702-3081618-2931618-2932497(Top 9%)2382(Top 15%)2382(Top 42%)
20K12.43 mi3.11 mi1915-2131825-2071825-2072676(Top 9%)2546(Top 16%)2546(Top 45%)
Half13.11 mi0.68 mi1930-151841-161841-162419(Top 9%)2316(Top 14%)2316(Top 41%)
25K15.53 mi2.42 mi2075-1451978-1371978-1372871(Top 10%)2732(Top 17%)2732(Top 48%)
30K18.64 mi3.11 mi2088-131992-141992-142366(Top 8%)2243(Top 14%)2243(Top 40%)
20M20.00 mi1.36 mi2075+131976+161976+162286(Top 8%)2160(Top 13%)2160(Top 38%)
21M21.00 mi1.00 mi2108-332007-312007-312997(Top 11%)2771(Top 17%)2771(Top 49%)
35K21.75 mi0.75 mi2070+381969+381969+381480(Top 5%)1404(Top 9%)1404(Top 25%)
23M23.00 mi1.25 mi2010+601910+591910+591799(Top 6%)1685(Top 10%)1685(Top 30%)
24M24.00 mi1.00 mi1944+661844+661844+661423(Top 5%)1334(Top 8%)1334(Top 24%)
40K24.85 mi0.85 mi1891+531793+511793+511462(Top 5%)1356(Top 8%)1356(Top 24%)
25.2M25.20 mi0.35 mi1880+111781+121781+121685(Top 6%)1542(Top 10%)1542(Top 27%)
Finish26.22 mi1.02 mi1827+531729+521729+521525(Top 5%)1419(Top 9%)1419(Top 25%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21story building
+97ft-345ft

Overall

2497

Males

2382

M18-39

2382

5K→10K

3.1 - 6.2 mi

Top 6%
×5story building
+79ft-138ft

Overall

1752

Males

1668

M18-39

1668

10K→15K

6.2 - 9.3 mi

Top 9%
×3story building
+67ft-78ft

Overall

2497

Males

2382

M18-39

2382

15K→20K

9.3 - 12.4 mi

Top 9%
×5story building
+106ft-86ft

Overall

2676

Males

2546

M18-39

2546

20K→Half

12.4 - 13.1 mi

Top 9%
×2story building
+19ft-37ft

Overall

2419

Males

2316

M18-39

2316

Half→25K

13.1 - 15.5 mi

Top 10%
×4story building
+66ft-88ft

Overall

2871

Males

2732

M18-39

2732

25K→30K

15.5 - 18.6 mi

Top 8%
×9story building
+181ft-148ft

Overall

2366

Males

2243

M18-39

2243

30K→20M

18.6 - 20.0 mi

Top 8%
×5story building
+64ft-50ft

Overall

2286

Males

2160

M18-39

2160

20M→21M

20.0 - 21.0 mi

Top 11%
×8story building
+106ft-24ft

Overall

2997

Males

2771

M18-39

2771

21M→35K

21.0 - 21.8 mi

Top 5%
×7story building
+17ft-86ft

Overall

1480

Males

1404

M18-39

1404

35K→23M

21.8 - 23.0 mi

Top 6%
×5story building
+23ft-63ft

Overall

1799

Males

1685

M18-39

1685

23M→24M

23.0 - 24.0 mi

Top 5%
×6story building
+12ft-82ft

Overall

1423

Males

1334

M18-39

1334

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1462

Males

1356

M18-39

1356

40K→25.2M

24.9 - 25.2 mi

Top 6%
×1story
+13ft-16ft

Overall

1685

Males

1542

M18-39

1542

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2story building
+22ft-21ft

Overall

1525

Males

1419

M18-39

1419

Passing Analysis

Category:
Athletes Passed
531
Passed By
1220
Net Change
-689
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1138
5K → 10K14270-256#1138#1394
10K → 15K6314-308#1394#1702
15K → 20K21234-213#1702#1915
20K → Half722-15#1915#1930
Half → 25K22167-145#1930#2075
25K → 30K6376-13#2075#2088
30K → 20M4835+13#2088#2075
20M → 21M2154-33#2075#2108
21M → 35K446+38#2108#2070
35K → 23M7919+60#2070#2010
23M → 24M715+66#2010#1944
24M → 40K585+53#1944#1891
40K → 25.2M154+11#1891#1880
25.2M → Finish629+53#1880#1827
TOTALS5311220-689
📊

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