Boston Marathon logo
BOSTON MARATHON 2025

Michell Izidro

Bib: 4419•M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 28404
Top 5%
Gender (Male)
#0 / 16105
Top 8%
Division (M18-39)
#0 / 5642
Top 19%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:36
Rank: #2480
Start → 5K
19:36 | 6:19/mi
10K· 6.21 mi
39:13
Rank: #2488 (-8)
5K → 10K
19:37 | 6:19/mi
15K· 9.32 mi
58:48
Rank: #2442 (+46)
10K → 15K
19:35 | 6:18/mi
20K· 12.43 mi
1:18:28
Rank: #2328 (+114)
15K → 20K
19:40 | 6:20/mi
Half· 13.11 mi
1:22:42
Rank: #2304 (+24)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:37:55
Rank: #2183 (+121)
Half → 25K
15:13 | 6:17/mi
30K· 18.64 mi
1:57:47
Rank: #2028 (+155)
25K → 30K
19:52 | 6:24/mi
20M
2:06:28
Rank: #1939 (+89)
30K → 20M
8:41 | 6:23/mi
21M
2:13:04
Rank: #1830 (+109)
20M → 21M
6:36 | 6:36/mi
35K· 21.75 mi
2:17:43
Rank: #1801 (+29)
21M → 35K
4:39 | 6:13/mi
23M
2:25:24
Rank: #1637 (+164)
35K → 23M
7:41 | 6:08/mi
24M
2:31:23
Rank: #1531 (+106)
23M → 24M
5:59 | 5:59/mi
40K· 24.85 mi
2:36:31
Rank: #1441 (+90)
24M → 40K
5:08 | 6:00/mi
25.2M
2:38:47
Rank: #1418 (+23)
40K → 25.2M
2:16 | 6:34/mi
Finish· 26.22 mi
2:44:42
Rank: #1343 (+75)
25.2M → Finish
5:55 | 5:48/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 Half⚖️ Balanced
Distance13.11 mi
Time1:22:42
Pace6:18 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:22:00
Pace6:15 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3119:366:1919:36
6:19
-
10K
6.21 mi10:41:0839:136:1919:37
6:19
0:00
15K
9.32 mi11:00:4358:486:1919:35
6:18
-0:01
20K
12.43 mi11:20:231:18:286:1919:40
6:20
+0:02
Half
13.11 mi11:24:371:22:426:184:14
6:12
-0:08
25K
15.53 mi11:39:501:37:556:1815:13
6:17
+0:05
30K
18.64 mi11:59:421:57:476:1919:52
6:24
+0:07
20M
20.00 mi12:08:232:06:286:198:41
6:23
-0:01
21M
21.00 mi12:14:592:13:046:206:36
6:36
+0:13
35K
21.75 mi12:19:382:17:436:204:39
6:13
-0:23
23M
23.00 mi12:27:192:25:246:197:41
6:08
-0:05
24M
24.00 mi12:33:182:31:236:185:59
5:59
-0:09
40K
24.85 mi12:38:262:36:316:185:08
6:00
+0:01
25.2M
25.20 mi12:40:422:38:476:182:16
6:34
+0:34
Finish
26.22 mi12:46:372:44:426:175:55
5:48
-0:46

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

5:48 /mi

Average Pace

6:17 /mi

Slowest Pace

6:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07:17

77% of race

Time at Steady Pace

37:25

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:17 /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 mi10:21:3119:366:1919:36
6:19
#2480
10K
6.21 mi10:41:0839:136:1919:37
6:19
#2488
15K
9.32 mi11:00:4358:486:1919:35
6:18
#2442
20K
12.43 mi11:20:231:18:286:1919:40
6:20
#2328
Half
13.11 mi11:24:371:22:426:184:14
6:12
#2304
25K
15.53 mi11:39:501:37:556:1815:13
6:17
#2183
30K
18.64 mi11:59:421:57:476:1919:52
6:24
#2028
20M
20.00 mi12:08:232:06:286:198:41
6:23
#1939
21M
21.00 mi12:14:592:13:046:206:36
6:36
#1830
35K
21.75 mi12:19:382:17:436:204:39
6:13
#1801
23M
23.00 mi12:27:192:25:246:197:41
6:08
#1637
24M
24.00 mi12:33:182:31:236:185:59
5:59
#1531
40K
24.85 mi12:38:262:36:316:185:08
6:00
#1441
25.2M
25.20 mi12:40:422:38:476:182:16
6:34
#1418
Finish
26.22 mi12:46:372:44:426:175:55
5:48
#1343
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2480236223622335(Top 8%)2227(Top 14%)2227(Top 39%)
10K6.21 mi3.10 mi2488-82370-82370-82487(Top 9%)2377(Top 15%)2377(Top 42%)
15K9.32 mi3.11 mi2442+462332+382332+382335(Top 8%)2227(Top 14%)2227(Top 39%)
20K12.43 mi3.11 mi2328+1142221+1112221+1112141(Top 8%)2041(Top 13%)2041(Top 36%)
Half13.11 mi0.68 mi2304+242199+222199+221958(Top 7%)1867(Top 12%)1867(Top 33%)
25K15.53 mi2.42 mi2183+1212084+1152084+1151748(Top 6%)1660(Top 10%)1660(Top 29%)
30K18.64 mi3.11 mi2028+1551932+1521932+1521527(Top 5%)1445(Top 9%)1445(Top 26%)
20M20.00 mi1.36 mi1939+891846+861846+861206(Top 4%)1137(Top 7%)1137(Top 20%)
21M21.00 mi1.00 mi1830+1091740+1061740+106916(Top 3%)866(Top 5%)866(Top 15%)
35K21.75 mi0.75 mi1801+291711+291711+291273(Top 4%)1203(Top 7%)1203(Top 21%)
23M23.00 mi1.25 mi1637+1641549+1621549+162559(Top 2%)527(Top 3%)527(Top 9%)
24M24.00 mi1.00 mi1531+1061448+1011448+101558(Top 2%)522(Top 3%)522(Top 9%)
40K24.85 mi0.85 mi1441+901360+881360+88406(Top 1%)378(Top 2%)378(Top 7%)
25.2M25.20 mi0.35 mi1418+231338+221338+22574(Top 2%)534(Top 3%)534(Top 9%)
Finish26.22 mi1.02 mi1343+751264+741264+74525(Top 2%)492(Top 3%)492(Top 9%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2335

Males

2227

M18-39

2227

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2487

Males

2377

M18-39

2377

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2335

Males

2227

M18-39

2227

15K→20K

9.3 - 12.4 mi

Top 8%
×5stories
+106ft-86ft

Overall

2141

Males

2041

M18-39

2041

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1958

Males

1867

M18-39

1867

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1748

Males

1660

M18-39

1660

25K→30K

15.5 - 18.6 mi

Top 5%
×9stories
+181ft-148ft

Overall

1527

Males

1445

M18-39

1445

30K→20M

18.6 - 20.0 mi

Top 4%
×5stories
+64ft-50ft

Overall

1206

Males

1137

M18-39

1137

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

916

Males

866

M18-39

866

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1273

Males

1203

M18-39

1203

35K→23M

21.8 - 23.0 mi

Top 2%
×5stories
+23ft-63ft

Overall

559

Males

527

M18-39

527

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

558

Males

522

M18-39

522

24M→40K

24.0 - 24.9 mi

Top 1%
×1story
+6ft-20ft

Overall

406

Males

378

M18-39

378

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

574

Males

534

M18-39

534

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

525

Males

492

M18-39

492

Passing Analysis

Category:
Athletes Passed
1379
Passed By
242
Net Change
+1137
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2480
5K → 10K105113-8#2480#2488
10K → 15K11468+46#2488#2442
15K → 20K13319+114#2442#2328
20K → Half295+24#2328#2304
Half → 25K1276+121#2304#2183
25K → 30K1649+155#2183#2028
30K → 20M956+89#2028#1939
20M → 21M1123+109#1939#1830
21M → 35K378+29#1830#1801
35K → 23M1640+164#1801#1637
23M → 24M1082+106#1637#1531
24M → 40K900+90#1531#1441
40K → 25.2M252+23#1441#1418
25.2M → Finish761+75#1418#1343
TOTALS1379242+1137
📊

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