Boston Marathon logo
BOSTON MARATHON 2025

Jonatan Naranjo

Bib: 5285•M

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:48
Rank: #7945
Start → 5K
21:48 | 7:01/mi
10K· 6.21 mi
43:21
Rank: #7689 (+256)
5K → 10K
21:33 | 6:56/mi
15K· 9.32 mi
1:04:56
Rank: #7535 (+154)
10K → 15K
21:35 | 6:57/mi
20K· 12.43 mi
1:27:13
Rank: #7603 (-68)
15K → 20K
22:17 | 7:10/mi
Half· 13.11 mi
1:32:01
Rank: #7616 (-13)
20K → Half
4:48 | 7:02/mi
25K· 15.53 mi
1:49:48
Rank: #7720 (-104)
Half → 25K
17:47 | 7:20/mi
30K· 18.64 mi
2:13:00
Rank: #7569 (+151)
25K → 30K
23:12 | 7:28/mi
20M
2:23:19
Rank: #7494 (+75)
30K → 20M
10:19 | 7:36/mi
21M
2:31:26
Rank: #7452 (+42)
20M → 21M
8:07 | 8:07/mi
35K· 21.75 mi
2:36:52
Rank: #7399 (+53)
21M → 35K
5:26 | 7:16/mi
23M
2:46:28
Rank: #7368 (+31)
35K → 23M
9:36 | 7:40/mi
24M
2:53:58
Rank: #7342 (+26)
23M → 24M
7:30 | 7:30/mi
40K· 24.85 mi
3:00:31
Rank: #7312 (+30)
24M → 40K
6:33 | 7:40/mi
25.2M
3:03:37
Rank: #7356 (-44)
40K → 25.2M
3:06 | 8:59/mi
Finish· 26.22 mi
3:10:57
Rank: #7317 (+39)
25.2M → Finish
7:20 | 7:12/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
Time1:32:01
Pace7:01 /mi
2nd Half
Distance13.11 mi
Time1:38:56
Pace7:33 /mi
📊Positive Split: 7.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:1121:487:0121:48
7:01
-
10K
6.21 mi10:47:4443:216:5921:33
6:56
-0:05
15K
9.32 mi11:09:191:04:566:5821:35
6:57
+0:01
20K
12.43 mi11:31:361:27:137:0122:17
7:10
+0:13
Half
13.11 mi11:36:241:32:017:014:48
7:02
-0:08
25K
15.53 mi11:54:111:49:487:0417:47
7:20
+0:18
30K
18.64 mi12:17:232:13:007:0823:12
7:28
+0:08
20M
20.00 mi12:27:422:23:197:1010:19
7:36
+0:08
21M
21.00 mi12:35:492:31:267:138:07
8:07
+0:31
35K
21.75 mi12:41:152:36:527:135:26
7:16
-0:51
23M
23.00 mi12:50:512:46:287:149:36
7:40
+0:24
24M
24.00 mi12:58:212:53:587:157:30
7:30
-0:10
40K
24.85 mi13:04:543:00:317:166:33
7:40
+0:10
25.2M
25.20 mi13:08:003:03:377:173:06
8:59
+1:19
Finish
26.22 mi13:15:203:10:577:177:20
7:12
-1:47

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

6:56 /mi

Average Pace

7:17 /mi

Slowest Pace

8:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:09:44

37% of race

Time at Steady Pace

1:23:32

44% of race

Time at Slower Pace

37:41

20% of race

Average Pace: 7:17 /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 mi10:26:1121:487:0121:48
7:01
#7945
10K
6.21 mi10:47:4443:216:5921:33
6:56
#7689
15K
9.32 mi11:09:191:04:566:5821:35
6:57
#7535
20K
12.43 mi11:31:361:27:137:0122:17
7:10
#7603
Half
13.11 mi11:36:241:32:017:014:48
7:02
#7616
25K
15.53 mi11:54:111:49:487:0417:47
7:20
#7720
30K
18.64 mi12:17:232:13:007:0823:12
7:28
#7569
20M
20.00 mi12:27:422:23:197:1010:19
7:36
#7494
21M
21.00 mi12:35:492:31:267:138:07
8:07
#7452
35K
21.75 mi12:41:152:36:527:135:26
7:16
#7399
23M
23.00 mi12:50:512:46:287:149:36
7:40
#7368
24M
24.00 mi12:58:212:53:587:157:30
7:30
#7342
40K
24.85 mi13:04:543:00:317:166:33
7:40
#7312
25.2M
25.20 mi13:08:003:03:377:173:06
8:59
#7356
Finish
26.22 mi13:15:203:10:577:177:20
7:12
#7317
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7945696269627271(Top 26%)6449(Top 40%)6449(Top 114%)
10K6.21 mi3.10 mi7689+2566785+1776785+1777506(Top 26%)6645(Top 41%)6645(Top 118%)
15K9.32 mi3.11 mi7535+1546665+1206665+1207271(Top 26%)6449(Top 40%)6449(Top 114%)
20K12.43 mi3.11 mi7603-686699-346699-347969(Top 28%)6852(Top 43%)6852(Top 121%)
Half13.11 mi0.68 mi7616-136704-56704-57772(Top 27%)6734(Top 42%)6734(Top 119%)
25K15.53 mi2.42 mi7720-1046753-496753-498607(Top 30%)7107(Top 44%)7107(Top 126%)
30K18.64 mi3.11 mi7569+1516609+1446609+1447508(Top 26%)6280(Top 39%)6280(Top 111%)
20M20.00 mi1.36 mi7494+756520+896520+897591(Top 27%)6193(Top 38%)6193(Top 110%)
21M21.00 mi1.00 mi7452+426453+676453+678014(Top 28%)6249(Top 39%)6249(Top 111%)
35K21.75 mi0.75 mi7399+536397+566397+566952(Top 24%)5662(Top 35%)5662(Top 100%)
23M23.00 mi1.25 mi7368+316337+606337+607657(Top 27%)5959(Top 37%)5959(Top 106%)
24M24.00 mi1.00 mi7342+266287+506287+507649(Top 27%)5897(Top 37%)5897(Top 105%)
40K24.85 mi0.85 mi7312+306238+496238+497795(Top 27%)5870(Top 36%)5870(Top 104%)
25.2M25.20 mi0.35 mi7356-446252-146252-1411623(Top 41%)7757(Top 48%)7757(Top 137%)
Finish26.22 mi1.02 mi7317+396203+496203+497000(Top 25%)5330(Top 33%)5330(Top 94%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21stories
+97ft-345ft

Overall

7271

Males

6449

M18-39

6449

5K→10K

3.1 - 6.2 mi

Top 26%
×5stories
+79ft-138ft

Overall

7506

Males

6645

M18-39

6645

10K→15K

6.2 - 9.3 mi

Top 26%
×3stories
+67ft-78ft

Overall

7271

Males

6449

M18-39

6449

15K→20K

9.3 - 12.4 mi

Top 28%
×5stories
+106ft-86ft

Overall

7969

Males

6852

M18-39

6852

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7772

Males

6734

M18-39

6734

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

8607

Males

7107

M18-39

7107

25K→30K

15.5 - 18.6 mi

Top 26%
×9stories
+181ft-148ft

Overall

7508

Males

6280

M18-39

6280

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

7591

Males

6193

M18-39

6193

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

8014

Males

6249

M18-39

6249

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6952

Males

5662

M18-39

5662

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7657

Males

5959

M18-39

5959

23M→24M

23.0 - 24.0 mi

Top 27%
×6stories
+12ft-82ft

Overall

7649

Males

5897

M18-39

5897

24M→40K

24.0 - 24.9 mi

Top 27%
×1story
+6ft-20ft

Overall

7795

Males

5870

M18-39

5870

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

11623

Males

7757

M18-39

7757

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

7000

Males

5330

M18-39

5330

Passing Analysis

Category:
Athletes Passed
1701
Passed By
1073
Net Change
+628
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7945
5K → 10K34993+256#7945#7689
10K → 15K21864+154#7689#7535
15K → 20K105173-68#7535#7603
20K → Half1932-13#7603#7616
Half → 25K81185-104#7616#7720
25K → 30K260109+151#7720#7569
30K → 20M12954+75#7569#7494
20M → 21M10765+42#7494#7452
21M → 35K7825+53#7452#7399
35K → 23M10372+31#7399#7368
23M → 24M8256+26#7368#7342
24M → 40K7949+30#7342#7312
40K → 25.2M1761-44#7312#7356
25.2M → Finish7435+39#7356#7317
TOTALS17011073+628
📊

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