Boston Marathon logo
BOSTON MARATHON 2025

Marco Marchiori

Bib: 12316•M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 28404
Top 30%
Gender (Male)
#0 / 16105
Top 43%
Masters (Masters Men)
#0 / 10463
Top 30%
Division (M45-49)
#0 / 2386
Top 44%
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
7:13/mi
22:25
↑ 97↓ 3451.5%
10K· 6.21 mi
7:10/mi
44:41
↑ 79↓ 1380.4%
15K· 9.32 mi
7:10/mi
1:06:56
↑ 67↓ 78
20K· 12.43 mi
7:14/mi
1:29:25
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:34:18
↑ 19↓ 370.5%
25K· 15.53 mi
7:20/mi
1:52:06
↑ 66↓ 880.2%
30K· 18.64 mi
7:40/mi
2:15:54
↑ 181↓ 1480.2%
20M
7:42/mi
2:26:22
↑ 64↓ 500.2%
21M
8:25/mi
2:34:47
↑ 106↓ 241.6%
35K· 21.75 mi
7:33/mi
2:40:26
↑ 17↓ 861.7%
23M
7:38/mi
2:49:59
↑ 23↓ 630.6%
24M
7:22/mi
2:57:21
↓ 821.3%
40K· 24.85 mi
7:35/mi
3:03:50
↓ 200.3%
25.2M
8:25/mi
3:06:44
↑ 13↓ 160.2%
Finish· 26.22 mi
7:41/mi
3:14:34
↑ 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 HalfFaster
Distance13.11 mi
Time1:34:18
Pace7:12 /mi
2nd Half
Distance13.11 mi
Time1:40:16
Pace7:39 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:0022:257:1322:25
7:13
-
10K
6.21 mi11:13:1644:417:1122:16
7:10
-0:03
15K
9.32 mi11:35:311:06:567:1122:15
7:10
0:00
20K
12.43 mi11:58:001:29:257:1222:29
7:14
+0:04
Half
13.11 mi12:02:531:34:187:124:53
7:09
-0:05
25K
15.53 mi12:20:411:52:067:1317:48
7:20
+0:11
30K
18.64 mi12:44:292:15:547:1723:48
7:40
+0:20
20M
20.00 mi12:54:572:26:227:1910:28
7:42
+0:02
21M
21.00 mi13:03:222:34:477:228:25
8:25
+0:43
35K
21.75 mi13:09:012:40:267:235:39
7:33
-0:52
23M
23.00 mi13:18:342:49:597:239:33
7:38
+0:05
24M
24.00 mi13:25:562:57:217:237:22
7:22
-0:16
40K
24.85 mi13:32:253:03:507:246:29
7:35
+0:13
25.2M
25.20 mi13:35:193:06:447:252:54
8:25
+0:50
Finish
26.22 mi13:43:093:14:347:267:50
7:41
-0:44

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

7:09 /mi

Average Pace

7:26 /mi

Slowest Pace

8:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:15

94% of race

Time at Steady Pace

11:19

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi10:51:0022:257:1322:25
7:13
#9575
10K
6.21 mi11:13:1644:417:1122:16
7:10
#9381
15K
9.32 mi11:35:311:06:567:1122:15
7:10
#9170
20K
12.43 mi11:58:001:29:257:1222:29
7:14
#8933
Half
13.11 mi12:02:531:34:187:124:53
7:09
#8921
25K
15.53 mi12:20:411:52:067:1317:48
7:20
#8818
30K
18.64 mi12:44:292:15:547:1723:48
7:40
#8751
20M
20.00 mi12:54:572:26:227:1910:28
7:42
#8683
21M
21.00 mi13:03:222:34:477:228:25
8:25
#8724
35K
21.75 mi13:09:012:40:267:235:39
7:33
#8709
23M
23.00 mi13:18:342:49:597:239:33
7:38
#8536
24M
24.00 mi13:25:562:57:217:237:22
7:22
#8417
40K
24.85 mi13:32:253:03:507:246:29
7:35
#8323
25.2M
25.20 mi13:35:193:06:447:252:54
8:25
#8309
Finish
26.22 mi13:43:093:14:347:267:50
7:41
#8400
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi9575793079308780(Top 31%)7420(Top 46%)7420(Top 311%)
10K6.21 mi3.10 mi9381+1947829+1017829+1019201(Top 32%)7717(Top 48%)7717(Top 323%)
15K9.32 mi3.11 mi9170+2117684+1457684+1458780(Top 31%)7420(Top 46%)7420(Top 311%)
20K12.43 mi3.11 mi8933+2377522+1627522+1628499(Top 30%)7161(Top 44%)7161(Top 300%)
Half13.11 mi0.68 mi8921+127516+67516+68689(Top 31%)7301(Top 45%)7301(Top 306%)
25K15.53 mi2.42 mi8818+1037427+897427+898664(Top 31%)7150(Top 44%)7150(Top 300%)
30K18.64 mi3.11 mi8751+677334+937334+938894(Top 31%)7081(Top 44%)7081(Top 297%)
20M20.00 mi1.36 mi8683+687249+857249+858346(Top 29%)6639(Top 41%)6639(Top 278%)
21M21.00 mi1.00 mi8724-417245+47245+49925(Top 35%)7315(Top 45%)7315(Top 307%)
35K21.75 mi0.75 mi8709+157214+317214+318975(Top 32%)6837(Top 42%)6837(Top 287%)
23M23.00 mi1.25 mi8536+1737067+1477067+1477427(Top 26%)5830(Top 36%)5830(Top 244%)
24M24.00 mi1.00 mi8417+1196961+1066961+1066831(Top 24%)5430(Top 34%)5430(Top 228%)
40K24.85 mi0.85 mi8323+946874+876874+877300(Top 26%)5606(Top 35%)5606(Top 235%)
25.2M25.20 mi0.35 mi8309+146845+296845+298203(Top 29%)6027(Top 37%)6027(Top 253%)
Finish26.22 mi1.02 mi8400-916872-276872-2710577(Top 37%)7285(Top 45%)7285(Top 305%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21story building
+97ft-345ft

Overall

8780

Males

7420

M45-49

7420

5K→10K

3.1 - 6.2 mi

Top 32%
×5story building
+79ft-138ft

Overall

9201

Males

7717

M45-49

7717

10K→15K

6.2 - 9.3 mi

Top 31%
×3story building
+67ft-78ft

Overall

8780

Males

7420

M45-49

7420

15K→20K

9.3 - 12.4 mi

Top 30%
×5story building
+106ft-86ft

Overall

8499

Males

7161

M45-49

7161

20K→Half

12.4 - 13.1 mi

Top 31%
×2story building
+19ft-37ft

Overall

8689

Males

7301

M45-49

7301

Half→25K

13.1 - 15.5 mi

Top 31%
×4story building
+66ft-88ft

Overall

8664

Males

7150

M45-49

7150

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8894

Males

7081

M45-49

7081

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

8346

Males

6639

M45-49

6639

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

9925

Males

7315

M45-49

7315

21M→35K

21.0 - 21.8 mi

Top 32%
×7story building
+17ft-86ft

Overall

8975

Males

6837

M45-49

6837

35K→23M

21.8 - 23.0 mi

Top 26%
×5story building
+23ft-63ft

Overall

7427

Males

5830

M45-49

5830

23M→24M

23.0 - 24.0 mi

Top 24%
×6story building
+12ft-82ft

Overall

6831

Males

5430

M45-49

5430

24M→40K

24.0 - 24.9 mi

Top 26%
×1story
+6ft-20ft

Overall

7300

Males

5606

M45-49

5606

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

8203

Males

6027

M45-49

6027

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2story building
+22ft-21ft

Overall

10577

Males

7285

M45-49

7285

Passing Analysis

Category:
Athletes Passed
2221
Passed By
1046
Net Change
+1175
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9575
5K → 10K342148+194#9575#9381
10K → 15K27968+211#9381#9170
15K → 20K29558+237#9170#8933
20K → Half4533+12#8933#8921
Half → 25K19794+103#8921#8818
25K → 30K240173+67#8818#8751
30K → 20M13062+68#8751#8683
20M → 21M80121-41#8683#8724
21M → 35K6348+15#8724#8709
35K → 23M20431+173#8709#8536
23M → 24M14829+119#8536#8417
24M → 40K11925+94#8417#8323
40K → 25.2M4026+14#8323#8309
25.2M → Finish39130-91#8309#8400
TOTALS22211046+1175
📊

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